diff --git a/crates/bin/docs_rs_builder/.sqlx/query-f011aefb83cbd26e7e83edbb3d280c554a9e2a64f0e7953c1e52939b24ccdafa.json b/.sqlx/query-45430d90ec9c871622a0b4d85da622930ec24b54edba59a4cdd0581ef9ce1ede.json
similarity index 75%
rename from crates/bin/docs_rs_builder/.sqlx/query-f011aefb83cbd26e7e83edbb3d280c554a9e2a64f0e7953c1e52939b24ccdafa.json
rename to .sqlx/query-45430d90ec9c871622a0b4d85da622930ec24b54edba59a4cdd0581ef9ce1ede.json
index d52fe3ac5..b4228a578 100644
--- a/crates/bin/docs_rs_builder/.sqlx/query-f011aefb83cbd26e7e83edbb3d280c554a9e2a64f0e7953c1e52939b24ccdafa.json
+++ b/.sqlx/query-45430d90ec9c871622a0b4d85da622930ec24b54edba59a4cdd0581ef9ce1ede.json
@@ -1,6 +1,6 @@
 {
   "db_name": "PostgreSQL",
-  "query": "SELECT\n                        r.rustdoc_status,\n                        r.default_target,\n                        r.doc_targets,\n                        r.archive_storage,\n                        r.source_size as \"source_size!\",\n                        cov.total_items,\n                        b.id as build_id,\n                        b.build_status::TEXT as build_status,\n                        b.docsrs_version,\n                        b.rustc_version,\n                        b.documentation_size\n                    FROM\n                        crates as c\n                        INNER JOIN releases AS r ON c.id = r.crate_id\n                        INNER JOIN builds as b ON r.id = b.rid\n                        LEFT OUTER JOIN doc_coverage AS cov ON r.id = cov.release_id\n                    WHERE\n                        c.name = $1 AND\n                        r.version = $2",
+  "query": "SELECT\n                        r.rustdoc_status,\n                        r.default_target,\n                        r.doc_targets,\n                        r.archive_storage,\n                        r.source_size as \"source_size!\",\n                        cov.total_items,\n                        b.id as build_id,\n                        b.build_status::TEXT as build_status,\n                        b.docsrs_version,\n                        b.rustc_version,\n                        b.documentation_size,\n                        b.memory_peak\n                    FROM\n                        crates as c\n                        INNER JOIN releases AS r ON c.id = r.crate_id\n                        INNER JOIN builds as b ON r.id = b.rid\n                        LEFT OUTER JOIN doc_coverage AS cov ON r.id = cov.release_id\n                    WHERE\n                        c.name = $1 AND\n                        r.version = $2",
   "describe": {
     "columns": [
       {
@@ -57,6 +57,11 @@
         "ordinal": 10,
         "name": "documentation_size",
         "type_info": "Int8"
+      },
+      {
+        "ordinal": 11,
+        "name": "memory_peak",
+        "type_info": "Int8"
       }
     ],
     "parameters": {
@@ -76,8 +81,9 @@
       null,
       true,
       true,
+      true,
       true
     ]
   },
-  "hash": "f011aefb83cbd26e7e83edbb3d280c554a9e2a64f0e7953c1e52939b24ccdafa"
+  "hash": "45430d90ec9c871622a0b4d85da622930ec24b54edba59a4cdd0581ef9ce1ede"
 }
diff --git a/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
similarity index 80%
rename from .sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
rename to .sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
index ed2bfe3aa..53108f498 100644
--- a/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ b/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -1,6 +1,6 @@
 {
   "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
   "describe": {
     "columns": [
       {
@@ -30,6 +30,7 @@
         "Int8",
         "Date",
         "Text",
+        "Int8",
         "Int4"
       ]
     },
@@ -37,5 +38,5 @@
       false
     ]
   },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
 }
diff --git a/Cargo.lock b/Cargo.lock
index 1ce176263..2d59002fe 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -262,7 +262,7 @@ version = "1.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "40c48f72fd53cd289104fc64099abca73db4166ad86ea0b4341abe65af83dadc"
 dependencies = [
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -273,7 +273,7 @@ checksum = "291e6a250ff86cd4a820112fb8898808a366d8f9f58ce16d1f538353ad55747d"
 dependencies = [
  "anstyle",
  "once_cell_polyfill",
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -1337,7 +1337,7 @@ version = "3.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "faf9468729b8cbcea668e36183cb69d317348c2e08e994829fb56ebfdfbaac34"
 dependencies = [
- "windows-sys 0.61.2",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -2565,7 +2565,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -4794,7 +4794,7 @@ dependencies = [
  "libc",
  "percent-encoding",
  "pin-project-lite",
- "socket2 0.6.3",
+ "socket2 0.5.10",
  "system-configuration",
  "tokio",
  "tower-service",
@@ -5058,7 +5058,7 @@ dependencies = [
  "portable-atomic",
  "portable-atomic-util",
  "serde_core",
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -5602,7 +5602,7 @@ version = "0.50.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7957b9740744892f114936ab4a57b3f487491bbeafaf8083688b16841a4240e5"
 dependencies = [
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -6539,7 +6539,7 @@ dependencies = [
  "quinn-udp",
  "rustc-hash",
  "rustls",
- "socket2 0.6.3",
+ "socket2 0.5.10",
  "thiserror 2.0.18",
  "tokio",
  "tracing",
@@ -6577,7 +6577,7 @@ dependencies = [
  "cfg_aliases",
  "libc",
  "once_cell",
- "socket2 0.6.3",
+ "socket2 0.5.10",
  "tracing",
  "windows-sys 0.60.2",
 ]
@@ -6989,7 +6989,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -7046,7 +7046,7 @@ dependencies = [
  "security-framework",
  "security-framework-sys",
  "webpki-root-certs",
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -7075,9 +7075,9 @@ checksum = "b39cdef0fa800fc44525c84ccb54a029961a8215f9619753635a9c0d2538d46d"
 
 [[package]]
 name = "rustwide"
-version = "0.23.0"
+version = "0.23.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab59e80e2a33a40593e509eeb811b5f8a7f2c575cd1a2ace806e8b3a79cfb9c9"
+checksum = "7b91bb263a28b24abbbe4fbac9fa152daf5b3ed127f09eb9cf36aa2a0e82d14f"
 dependencies = [
  "anyhow",
  "attohttpc",
@@ -7654,7 +7654,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3a766e1110788c36f4fa1c2b71b387a7815aa65f88ce0229841826633d93723e"
 dependencies = [
  "libc",
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -8072,7 +8072,7 @@ dependencies = [
  "getrandom 0.4.2",
  "once_cell",
  "rustix",
- "windows-sys 0.61.2",
+ "windows-sys 0.60.2",
 ]
 
 [[package]]
@@ -8983,7 +8983,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
 dependencies = [
- "windows-sys 0.61.2",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
diff --git a/crates/bin/docs_rs_builder/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/bin/cratesfyi/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
similarity index 80%
rename from crates/bin/docs_rs_builder/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
rename to crates/bin/cratesfyi/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
index ed2bfe3aa..53108f498 100644
--- a/crates/bin/docs_rs_builder/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ b/crates/bin/cratesfyi/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -1,6 +1,6 @@
 {
   "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
   "describe": {
     "columns": [
       {
@@ -30,6 +30,7 @@
         "Int8",
         "Date",
         "Text",
+        "Int8",
         "Int4"
       ]
     },
@@ -37,5 +38,5 @@
       false
     ]
   },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
 }
diff --git a/crates/bin/cratesfyi/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/bin/docs_rs_admin/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
similarity index 80%
rename from crates/bin/cratesfyi/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
rename to crates/bin/docs_rs_admin/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
index ed2bfe3aa..53108f498 100644
--- a/crates/bin/cratesfyi/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ b/crates/bin/docs_rs_admin/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -1,6 +1,6 @@
 {
   "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
   "describe": {
     "columns": [
       {
@@ -30,6 +30,7 @@
         "Int8",
         "Date",
         "Text",
+        "Int8",
         "Int4"
       ]
     },
@@ -37,5 +38,5 @@
       false
     ]
   },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
 }
diff --git a/.sqlx/query-f011aefb83cbd26e7e83edbb3d280c554a9e2a64f0e7953c1e52939b24ccdafa.json b/crates/bin/docs_rs_builder/.sqlx/query-45430d90ec9c871622a0b4d85da622930ec24b54edba59a4cdd0581ef9ce1ede.json
similarity index 75%
rename from .sqlx/query-f011aefb83cbd26e7e83edbb3d280c554a9e2a64f0e7953c1e52939b24ccdafa.json
rename to crates/bin/docs_rs_builder/.sqlx/query-45430d90ec9c871622a0b4d85da622930ec24b54edba59a4cdd0581ef9ce1ede.json
index d52fe3ac5..b4228a578 100644
--- a/.sqlx/query-f011aefb83cbd26e7e83edbb3d280c554a9e2a64f0e7953c1e52939b24ccdafa.json
+++ b/crates/bin/docs_rs_builder/.sqlx/query-45430d90ec9c871622a0b4d85da622930ec24b54edba59a4cdd0581ef9ce1ede.json
@@ -1,6 +1,6 @@
 {
   "db_name": "PostgreSQL",
-  "query": "SELECT\n                        r.rustdoc_status,\n                        r.default_target,\n                        r.doc_targets,\n                        r.archive_storage,\n                        r.source_size as \"source_size!\",\n                        cov.total_items,\n                        b.id as build_id,\n                        b.build_status::TEXT as build_status,\n                        b.docsrs_version,\n                        b.rustc_version,\n                        b.documentation_size\n                    FROM\n                        crates as c\n                        INNER JOIN releases AS r ON c.id = r.crate_id\n                        INNER JOIN builds as b ON r.id = b.rid\n                        LEFT OUTER JOIN doc_coverage AS cov ON r.id = cov.release_id\n                    WHERE\n                        c.name = $1 AND\n                        r.version = $2",
+  "query": "SELECT\n                        r.rustdoc_status,\n                        r.default_target,\n                        r.doc_targets,\n                        r.archive_storage,\n                        r.source_size as \"source_size!\",\n                        cov.total_items,\n                        b.id as build_id,\n                        b.build_status::TEXT as build_status,\n                        b.docsrs_version,\n                        b.rustc_version,\n                        b.documentation_size,\n                        b.memory_peak\n                    FROM\n                        crates as c\n                        INNER JOIN releases AS r ON c.id = r.crate_id\n                        INNER JOIN builds as b ON r.id = b.rid\n                        LEFT OUTER JOIN doc_coverage AS cov ON r.id = cov.release_id\n                    WHERE\n                        c.name = $1 AND\n                        r.version = $2",
   "describe": {
     "columns": [
       {
@@ -57,6 +57,11 @@
         "ordinal": 10,
         "name": "documentation_size",
         "type_info": "Int8"
+      },
+      {
+        "ordinal": 11,
+        "name": "memory_peak",
+        "type_info": "Int8"
       }
     ],
     "parameters": {
@@ -76,8 +81,9 @@
       null,
       true,
       true,
+      true,
       true
     ]
   },
-  "hash": "f011aefb83cbd26e7e83edbb3d280c554a9e2a64f0e7953c1e52939b24ccdafa"
+  "hash": "45430d90ec9c871622a0b4d85da622930ec24b54edba59a4cdd0581ef9ce1ede"
 }
diff --git a/crates/bin/docs_rs_admin/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/bin/docs_rs_builder/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
similarity index 80%
rename from crates/bin/docs_rs_admin/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
rename to crates/bin/docs_rs_builder/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
index ed2bfe3aa..53108f498 100644
--- a/crates/bin/docs_rs_admin/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ b/crates/bin/docs_rs_builder/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -1,6 +1,6 @@
 {
   "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
   "describe": {
     "columns": [
       {
@@ -30,6 +30,7 @@
         "Int8",
         "Date",
         "Text",
+        "Int8",
         "Int4"
       ]
     },
@@ -37,5 +38,5 @@
       false
     ]
   },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
 }
diff --git a/crates/bin/docs_rs_builder/src/docbuilder/rustwide_builder.rs b/crates/bin/docs_rs_builder/src/docbuilder/rustwide_builder.rs
index 8d4c50842..3ebe436e0 100644
--- a/crates/bin/docs_rs_builder/src/docbuilder/rustwide_builder.rs
+++ b/crates/bin/docs_rs_builder/src/docbuilder/rustwide_builder.rs
@@ -36,7 +36,7 @@ use docsrs_metadata::{BuildTargets, DEFAULT_TARGETS, HOST_TARGET, Metadata};
 use regex::Regex;
 use rustwide::{
     AlternativeRegistry, Build, Crate, Toolchain, Workspace, WorkspaceBuilder,
-    cmd::{Command, CommandError, SandboxBuilder, SandboxImage},
+    cmd::{Command, CommandError, ProcessStatistics, SandboxBuilder, SandboxImage},
     logging::{self, LogStorage},
     toolchain::ToolchainError,
 };
@@ -714,6 +714,8 @@ impl RustwideBuilder {
                             .is_dir();
                     }
 
+                let mut aggregated_build_stats = res.stats.clone();
+
                 let mut target_build_logs = HashMap::new();
                 let documentation_size = if has_docs {
                     debug!("adding documentation for the default target to the database");
@@ -743,7 +745,9 @@ impl RustwideBuilder {
                             collect_metrics,
                         )?;
                         target_build_logs.insert(target, target_res.build_log);
+                        aggregated_build_stats.merge_mut(target_res.stats);
                     }
+
                     let (file_list, new_alg) =
                         self.runtime.block_on(
                         self.storage.store_all_in_archive(
@@ -771,6 +775,7 @@ impl RustwideBuilder {
                         BuildStatus::Failure
                     },
                     documentation_size,
+                    aggregated_build_stats.memory_peak,
                     res.result.build_error.as_ref()
                 ))?;
 
@@ -963,7 +968,7 @@ impl RustwideBuilder {
         build: &Build,
         metadata: &Metadata,
         limits: &Limits,
-    ) -> Result<()> {
+    ) -> Result<ProcessStatistics> {
         let rustdoc_flags = vec!["--output-format".to_string(), "json".to_string()];
 
         let mut storage = LogStorage::new(log::LevelFilter::Info);
@@ -974,7 +979,6 @@ impl RustwideBuilder {
             self.prepare_command(build, target, metadata, limits, rustdoc_flags, false)
                 .and_then(|command| command.run().map_err(Into::into))
         });
-        let successful = result.is_ok();
 
         {
             let _span = info_span!("store_json_build_logs").entered();
@@ -984,11 +988,11 @@ impl RustwideBuilder {
                 .context("storing build log on S3")?;
         }
 
-        if !successful {
+        let Ok(stats) = result else {
             // this is a normal build error and will be visible in the uploaded build logs.
             // We don't need the Err variant here.
-            return Ok(());
-        }
+            return Ok(ProcessStatistics::default());
+        };
 
         let json_dir = if metadata.proc_macro {
             assert!(
@@ -1050,7 +1054,7 @@ impl RustwideBuilder {
             }
         }
 
-        Ok(())
+        Ok(stats)
     }
 
     #[instrument(skip(self, build))]
@@ -1060,7 +1064,7 @@ impl RustwideBuilder {
         build: &Build,
         metadata: &Metadata,
         limits: &Limits,
-    ) -> Result<Option<DocCoverage>> {
+    ) -> Result<(ProcessStatistics, Option<DocCoverage>)> {
         let rustdoc_flags = vec![
             "--output-format".to_string(),
             "json".to_string(),
@@ -1074,7 +1078,8 @@ impl RustwideBuilder {
             items_with_examples: 0,
         };
 
-        self.prepare_command(build, target, metadata, limits, rustdoc_flags, false)?
+        let stats = self
+            .prepare_command(build, target, metadata, limits, rustdoc_flags, false)?
             .process_lines(&mut |line, _| {
                 if line.starts_with('{') && line.ends_with('}') {
                     match doc_coverage::parse_line(line) {
@@ -1086,13 +1091,14 @@ impl RustwideBuilder {
             .log_output(true)
             .run()?;
 
-        Ok(
+        Ok((
+            stats,
             if coverage.total_items == 0 && coverage.documented_items == 0 {
                 None
             } else {
                 Some(coverage)
             },
-        )
+        ))
     }
 
     #[instrument(skip(self, build))]
@@ -1132,19 +1138,26 @@ impl RustwideBuilder {
         let mut storage = LogStorage::new(log::LevelFilter::Info);
         storage.set_max_size(limits.max_log_size());
 
+        let mut aggregated_build_stats = ProcessStatistics::default();
+
         // we have to run coverage before the doc-build because currently it
         // deletes the doc-target folder.
         // https://github.com/rust-lang/cargo/issues/9447
-        let doc_coverage = match self.get_coverage(target, build, metadata, limits) {
-            Ok(cov) => cov,
-            Err(err) => {
-                info!("error when trying to get coverage: {}", err);
-                info!("continuing anyways.");
-                None
-            }
-        };
+        let (coverage_stats, doc_coverage) =
+            match self.get_coverage(target, build, metadata, limits) {
+                Ok((stats, cov)) => (stats, cov),
+                Err(err) => {
+                    info!(
+                        ?err,
+                        "error when trying to get coverage, continuing anyways.",
+                    );
+                    (ProcessStatistics::default(), None)
+                }
+            };
 
-        if let Err(err) = self.execute_json_build(
+        aggregated_build_stats.merge_mut(coverage_stats);
+
+        let json_stats = match self.execute_json_build(
             build_id,
             name,
             version,
@@ -1154,15 +1167,23 @@ impl RustwideBuilder {
             metadata,
             limits,
         ) {
-            // FIXME: this is temporary. Theoretically all `Err` things coming out
-            // of the method should be retryable, so we could juse use `?` here.
-            // But since this is new, I want to be carful and first see what kind of
-            // errors we are seeing here.
-            error!(
-                ?err,
-                "internal error when trying to generate rustdoc JSON output"
-            );
-        }
+            Ok(stats) => stats,
+            Err(err) => {
+                // FIXME: this is temporary. Theoretically all `Err` things coming out
+                // of the method should be retryable, so we could juse use `?` here.
+                // But since this is new, I want to be carful and first see what kind of
+                // errors we are seeing here.
+                error!(
+                    ?err,
+                    "internal error when trying to generate rustdoc JSON output"
+                );
+                // at some point we also want to have stats for failed commands, but
+                // rustwide doesn't return them yet.
+                ProcessStatistics::default()
+            }
+        };
+
+        aggregated_build_stats.merge_mut(json_stats);
 
         let result = {
             let _span = info_span!("cargo_build", target = %target, is_default_target).entered();
@@ -1210,6 +1231,10 @@ impl RustwideBuilder {
             std::fs::rename(old_dir, new_dir)?;
         }
 
+        let main_build_stats = result.as_ref().ok().cloned().unwrap_or_default();
+
+        aggregated_build_stats.merge_mut(main_build_stats);
+
         Ok(FullBuildResult {
             result: BuildResult {
                 rustc_version: self.rustc_version()?,
@@ -1220,6 +1245,7 @@ impl RustwideBuilder {
             cargo_metadata,
             build_log: storage.to_string(),
             target: target.to_string(),
+            stats: aggregated_build_stats,
         })
     }
 
@@ -1352,6 +1378,7 @@ struct FullBuildResult {
     cargo_metadata: CargoMetadata,
     doc_coverage: Option<DocCoverage>,
     build_log: String,
+    stats: ProcessStatistics,
 }
 
 impl FullBuildResult {
@@ -1480,7 +1507,8 @@ mod tests {
                         b.build_status::TEXT as build_status,
                         b.docsrs_version,
                         b.rustc_version,
-                        b.documentation_size
+                        b.documentation_size,
+                        b.memory_peak
                     FROM
                         crates as c
                         INNER JOIN releases AS r ON c.id = r.crate_id
@@ -1506,6 +1534,7 @@ mod tests {
         assert_eq!(row.build_status.unwrap(), "success");
         assert!(row.source_size > 0);
         assert!(row.documentation_size.unwrap() > 0);
+        assert!(row.memory_peak.unwrap() > 10 * 1024 * 1024); // 10 MiB, in my test it was > 100 MiB
 
         let mut targets: Vec<String> = row
             .doc_targets
@@ -1745,6 +1774,7 @@ mod tests {
                 "other-version",
                 BuildStatus::Success,
                 None,
+                None,
                 None::<&SimpleBuildError>,
             )
             .await?;
diff --git a/crates/bin/docs_rs_import_release/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/bin/docs_rs_import_release/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/bin/docs_rs_import_release/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/bin/docs_rs_import_release/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/bin/docs_rs_import_release/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/bin/docs_rs_import_release/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/bin/docs_rs_import_release/src/import.rs b/crates/bin/docs_rs_import_release/src/import.rs
index 9a545a43a..a94ceb2df 100644
--- a/crates/bin/docs_rs_import_release/src/import.rs
+++ b/crates/bin/docs_rs_import_release/src/import.rs
@@ -251,6 +251,7 @@ async fn import_test_release_inner(
         BUILD_VERSION,
         BuildStatus::Success,
         Some(documentation_size),
+        None,
         None::<&SimpleBuildError>,
     )
     .await?;
diff --git a/crates/bin/docs_rs_watcher/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/bin/docs_rs_watcher/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/bin/docs_rs_watcher/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/bin/docs_rs_watcher/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/bin/docs_rs_watcher/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/bin/docs_rs_watcher/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/bin/docs_rs_web/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/bin/docs_rs_web/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/bin/docs_rs_web/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/bin/docs_rs_web/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/bin/docs_rs_web/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/bin/docs_rs_web/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/bin/docs_rs_web/src/handlers/releases.rs b/crates/bin/docs_rs_web/src/handlers/releases.rs
index 2ea92f704..ca19a053c 100644
--- a/crates/bin/docs_rs_web/src/handlers/releases.rs
+++ b/crates/bin/docs_rs_web/src/handlers/releases.rs
@@ -861,6 +861,7 @@ mod tests {
                 "docs.rs 4.0.0",
                 BuildStatus::Success,
                 None,
+                None,
                 None::<&SimpleBuildError>,
             )
             .await?;
diff --git a/crates/lib/docs_rs_build_limits/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/lib/docs_rs_build_limits/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/lib/docs_rs_build_limits/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/lib/docs_rs_build_limits/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/lib/docs_rs_build_limits/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/lib/docs_rs_build_limits/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/lib/docs_rs_build_queue/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/lib/docs_rs_build_queue/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/lib/docs_rs_build_queue/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/lib/docs_rs_build_queue/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/lib/docs_rs_build_queue/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/lib/docs_rs_build_queue/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/lib/docs_rs_context/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/lib/docs_rs_context/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/lib/docs_rs_context/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/lib/docs_rs_context/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/lib/docs_rs_context/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/lib/docs_rs_context/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/lib/docs_rs_database/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/lib/docs_rs_database/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/lib/docs_rs_database/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/lib/docs_rs_database/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/lib/docs_rs_database/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/lib/docs_rs_database/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/lib/docs_rs_database/.sqlx/query-820a877a5fd6426b8429668d95dd9ef8eb67338b3e0e24818868a20684eb26bb.json b/crates/lib/docs_rs_database/.sqlx/query-9f268512c8fd05273bc1597e35c47aa4172844a87629e5f9e7acef0387308537.json
similarity index 79%
rename from crates/lib/docs_rs_database/.sqlx/query-820a877a5fd6426b8429668d95dd9ef8eb67338b3e0e24818868a20684eb26bb.json
rename to crates/lib/docs_rs_database/.sqlx/query-9f268512c8fd05273bc1597e35c47aa4172844a87629e5f9e7acef0387308537.json
index 6505a2dfb..1e7575b3f 100644
--- a/crates/lib/docs_rs_database/.sqlx/query-820a877a5fd6426b8429668d95dd9ef8eb67338b3e0e24818868a20684eb26bb.json
+++ b/crates/lib/docs_rs_database/.sqlx/query-9f268512c8fd05273bc1597e35c47aa4172844a87629e5f9e7acef0387308537.json
@@ -1,6 +1,6 @@
 {
   "db_name": "PostgreSQL",
-  "query": "SELECT\n                rustc_version,\n                docsrs_version,\n                build_status as \"build_status: BuildStatus\",\n                documentation_size,\n                errors,\n                error_kind,\n                rustc_nightly_date\n                FROM builds\n                WHERE id = $1",
+  "query": "SELECT\n                rustc_version,\n                docsrs_version,\n                build_status as \"build_status: BuildStatus\",\n                documentation_size,\n                memory_peak,\n                errors,\n                error_kind,\n                rustc_nightly_date\n                FROM builds\n                WHERE id = $1",
   "describe": {
     "columns": [
       {
@@ -36,16 +36,21 @@
       },
       {
         "ordinal": 4,
+        "name": "memory_peak",
+        "type_info": "Int8"
+      },
+      {
+        "ordinal": 5,
         "name": "errors",
         "type_info": "Text"
       },
       {
-        "ordinal": 5,
+        "ordinal": 6,
         "name": "error_kind",
         "type_info": "Text"
       },
       {
-        "ordinal": 6,
+        "ordinal": 7,
         "name": "rustc_nightly_date",
         "type_info": "Date"
       }
@@ -62,8 +67,9 @@
       true,
       true,
       true,
+      true,
       true
     ]
   },
-  "hash": "820a877a5fd6426b8429668d95dd9ef8eb67338b3e0e24818868a20684eb26bb"
+  "hash": "9f268512c8fd05273bc1597e35c47aa4172844a87629e5f9e7acef0387308537"
 }
diff --git a/crates/lib/docs_rs_database/migrations/20260416031709_builds-memory-peak.down.sql b/crates/lib/docs_rs_database/migrations/20260416031709_builds-memory-peak.down.sql
new file mode 100644
index 000000000..41c8ea349
--- /dev/null
+++ b/crates/lib/docs_rs_database/migrations/20260416031709_builds-memory-peak.down.sql
@@ -0,0 +1,2 @@
+DROP INDEX builds_memory_peak_idx;
+ALTER TABLE builds DROP COLUMN memory_peak;
diff --git a/crates/lib/docs_rs_database/migrations/20260416031709_builds-memory-peak.up.sql b/crates/lib/docs_rs_database/migrations/20260416031709_builds-memory-peak.up.sql
new file mode 100644
index 000000000..fdeba825d
--- /dev/null
+++ b/crates/lib/docs_rs_database/migrations/20260416031709_builds-memory-peak.up.sql
@@ -0,0 +1,2 @@
+ALTER TABLE builds ADD COLUMN memory_peak BIGINT;
+CREATE INDEX builds_memory_peak_idx ON builds USING btree (memory_peak) ;
diff --git a/crates/lib/docs_rs_database/src/releases.rs b/crates/lib/docs_rs_database/src/releases.rs
index edd018532..6c78cbc26 100644
--- a/crates/lib/docs_rs_database/src/releases.rs
+++ b/crates/lib/docs_rs_database/src/releases.rs
@@ -220,6 +220,7 @@ pub async fn add_doc_coverage(
 }
 
 /// Adds a build into database
+#[allow(clippy::too_many_arguments)]
 #[instrument(skip(conn))]
 pub async fn finish_build<E>(
     conn: &mut sqlx::PgConnection,
@@ -228,6 +229,7 @@ pub async fn finish_build<E>(
     docsrs_version: &str,
     build_status: BuildStatus,
     documentation_size: Option<u64>,
+    memory_peak: Option<u64>,
     build_error: Option<&E>,
 ) -> Result<()>
 where
@@ -261,9 +263,10 @@ where
              documentation_size = $6,
              rustc_nightly_date = $7,
              build_finished = NOW(),
-             error_kind = $8
+             error_kind = $8,
+             memory_peak = $9
          WHERE
-            id = $9
+            id = $10
          RETURNING rid as "rid: ReleaseId" "#,
         rustc_version,
         docsrs_version,
@@ -273,6 +276,7 @@ where
         documentation_size.map(|v| v as i64),
         rustc_date,
         build_error.map(|err| err.kind()),
+        memory_peak.map(|v| v as i64),
         build_id as _,
     )
     .fetch_one(&mut *conn)
@@ -751,6 +755,7 @@ mod test {
             "docsrs_version",
             BuildStatus::Success,
             None,
+            None,
             None::<&SimpleBuildError>,
         )
         .await?;
@@ -803,6 +808,7 @@ mod test {
             "docsrs_version",
             BuildStatus::Success,
             Some(42),
+            Some(23),
             None::<&SimpleBuildError>,
         )
         .await?;
@@ -813,6 +819,7 @@ mod test {
                 docsrs_version,
                 build_status as "build_status: BuildStatus",
                 documentation_size,
+                memory_peak,
                 errors,
                 error_kind,
                 rustc_nightly_date
@@ -827,6 +834,7 @@ mod test {
         assert_eq!(row.docsrs_version, Some("docsrs_version".into()));
         assert_eq!(row.build_status, BuildStatus::Success);
         assert_eq!(row.documentation_size, Some(42));
+        assert_eq!(row.memory_peak, Some(23));
         assert!(row.rustc_nightly_date.is_none());
         assert!(row.errors.is_none());
         assert!(row.error_kind.is_none());
@@ -851,6 +859,7 @@ mod test {
             "docsrs_version",
             BuildStatus::Failure,
             None,
+            None,
             Some(&SimpleBuildError("error message".into())),
         )
         .await?;
diff --git a/crates/lib/docs_rs_repository_stats/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/lib/docs_rs_repository_stats/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/lib/docs_rs_repository_stats/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/lib/docs_rs_repository_stats/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/lib/docs_rs_repository_stats/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/lib/docs_rs_repository_stats/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/lib/docs_rs_test_fakes/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json b/crates/lib/docs_rs_test_fakes/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
deleted file mode 100644
index ed2bfe3aa..000000000
--- a/crates/lib/docs_rs_test_fakes/.sqlx/query-5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8\n         WHERE\n            id = $9\n         RETURNING rid as \"rid: ReleaseId\" ",
-  "describe": {
-    "columns": [
-      {
-        "ordinal": 0,
-        "name": "rid: ReleaseId",
-        "type_info": "Int4"
-      }
-    ],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "Varchar",
-        {
-          "Custom": {
-            "name": "build_status",
-            "kind": {
-              "Enum": [
-                "in_progress",
-                "success",
-                "failure"
-              ]
-            }
-          }
-        },
-        "Text",
-        "Text",
-        "Int8",
-        "Date",
-        "Text",
-        "Int4"
-      ]
-    },
-    "nullable": [
-      false
-    ]
-  },
-  "hash": "5dfaa907320cdd1eb7575e1146cc2965768044997d7806bc7d61a858307cd947"
-}
diff --git a/crates/lib/docs_rs_test_fakes/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json b/crates/lib/docs_rs_test_fakes/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
new file mode 100644
index 000000000..53108f498
--- /dev/null
+++ b/crates/lib/docs_rs_test_fakes/.sqlx/query-96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad.json
@@ -0,0 +1,42 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "UPDATE builds\n         SET\n             rustc_version = $1,\n             docsrs_version = $2,\n             build_status = $3,\n             build_server = $4,\n             errors = $5,\n             documentation_size = $6,\n             rustc_nightly_date = $7,\n             build_finished = NOW(),\n             error_kind = $8,\n             memory_peak = $9\n         WHERE\n            id = $10\n         RETURNING rid as \"rid: ReleaseId\" ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "rid: ReleaseId",
+        "type_info": "Int4"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "Varchar",
+        "Varchar",
+        {
+          "Custom": {
+            "name": "build_status",
+            "kind": {
+              "Enum": [
+                "in_progress",
+                "success",
+                "failure"
+              ]
+            }
+          }
+        },
+        "Text",
+        "Text",
+        "Int8",
+        "Date",
+        "Text",
+        "Int8",
+        "Int4"
+      ]
+    },
+    "nullable": [
+      false
+    ]
+  },
+  "hash": "96038b2acad7957be667de55421e59e078a8dd8972e65dc6223d94eecfcbf4ad"
+}
diff --git a/crates/lib/docs_rs_test_fakes/src/legacy.rs b/crates/lib/docs_rs_test_fakes/src/legacy.rs
index 64a85fece..899ba4fd4 100644
--- a/crates/lib/docs_rs_test_fakes/src/legacy.rs
+++ b/crates/lib/docs_rs_test_fakes/src/legacy.rs
@@ -708,6 +708,7 @@ impl FakeBuild {
             &self.docsrs_version,
             self.build_status,
             Some(42),
+            Some(23),
             None::<&SimpleBuildError>,
         )
         .await?;