[wasm] Extend expiration of useful histograms [chromium/src : main]

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Clemens Backes (Gerrit)

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Jan 12, 2026, 11:03:01 AM (19 hours ago) Jan 12
to Michael Lippautz, chromium...@chromium.org, Chromium Metrics Reviews, asvitkine...@chromium.org
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Clemens Backes has uploaded the change for review

Clemens Backes would like Michael Lippautz to review this change.

Commit message

[wasm] Extend expiration of useful histograms

Those histograms have been useful in past launches, so they will
probably be useful for future launches as well (Turbolev etc).

R=mlip...@chromium.org
Fixed: 467059806
Change-Id: Ibd1807a8de718d996f6350fe14525e91a4cd6ff8

Change diff

diff --git a/tools/metrics/histograms/metadata/v8/histograms.xml b/tools/metrics/histograms/metadata/v8/histograms.xml
index 61a8a62..debc3bfa 100644
--- a/tools/metrics/histograms/metadata/v8/histograms.xml
+++ b/tools/metrics/histograms/metadata/v8/histograms.xml
@@ -2021,7 +2021,7 @@
 </histogram>
 
 <histogram name="V8.WasmCompileHugeFunctionMilliSeconds" units="ms"
-    expires_after="2026-06-14">
+    expires_after="2027-01-01">
   <owner>clem...@chromium.org</owner>
   <owner>ecmzi...@chromium.org</owner>
   <owner>wasm-r...@google.com</owner>
@@ -2033,7 +2033,7 @@
 </histogram>
 
 <histogram name="V8.WasmCompileHugeFunctionPeakMemoryBytes" units="bytes"
-    expires_after="2026-06-14">
+    expires_after="2027-01-01">
   <owner>clem...@chromium.org</owner>
   <owner>ecmzi...@chromium.org</owner>
   <owner>wasm-r...@google.com</owner>
@@ -2174,7 +2174,7 @@
 </histogram>
 
 <histogram name="V8.WasmHugeFunctionSizeBytes{V8WasmSeparateAsmAndWasm}"
-    units="bytes" expires_after="2026-01-18">
+    units="bytes" expires_after="2027-01-01">
   <owner>ecmzi...@chromium.org</owner>
   <owner>clem...@chromium.org</owner>
   <owner>wasm-r...@google.com</owner>

Change information

Files:
  • M tools/metrics/histograms/metadata/v8/histograms.xml
Change size: XS
Delta: 1 file changed, 3 insertions(+), 3 deletions(-)
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Gerrit-Project: chromium/src
Gerrit-Branch: main
Gerrit-Change-Id: Ibd1807a8de718d996f6350fe14525e91a4cd6ff8
Gerrit-Change-Number: 7453511
Gerrit-PatchSet: 1
Gerrit-Owner: Clemens Backes <clem...@chromium.org>
Gerrit-Reviewer: Clemens Backes <clem...@chromium.org>
Gerrit-Reviewer: Michael Lippautz <mlip...@chromium.org>
Gerrit-CC: Chromium Metrics Reviews <chromium-met...@google.com>
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Michael Lippautz (Gerrit)

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Jan 12, 2026, 2:25:57 PM (15 hours ago) Jan 12
to Clemens Backes, Chromium LUCI CQ, Chromium Metrics Reviews, chromium...@chromium.org, asvitkine...@chromium.org
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Michael Lippautz voted Code-Review+1

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Gerrit-MessageType: comment
Gerrit-Project: chromium/src
Gerrit-Branch: main
Gerrit-Change-Id: Ibd1807a8de718d996f6350fe14525e91a4cd6ff8
Gerrit-Change-Number: 7453511
Gerrit-PatchSet: 1
Gerrit-Owner: Clemens Backes <clem...@chromium.org>
Gerrit-Reviewer: Clemens Backes <clem...@chromium.org>
Gerrit-Reviewer: Michael Lippautz <mlip...@chromium.org>
Gerrit-CC: Chromium Metrics Reviews <chromium-met...@google.com>
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Clemens Backes (Gerrit)

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3:25 AM (2 hours ago) 3:25 AM
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Clemens Backes voted Commit-Queue+2

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Gerrit-Project: chromium/src
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Gerrit-Change-Id: Ibd1807a8de718d996f6350fe14525e91a4cd6ff8
Gerrit-Change-Number: 7453511
Gerrit-PatchSet: 1
Gerrit-Owner: Clemens Backes <clem...@chromium.org>
Gerrit-Reviewer: Clemens Backes <clem...@chromium.org>
Gerrit-Reviewer: Michael Lippautz <mlip...@chromium.org>
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Chromium LUCI CQ (Gerrit)

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3:48 AM (2 hours ago) 3:48 AM
to Clemens Backes, Michael Lippautz, Chromium Metrics Reviews, chromium...@chromium.org, asvitkine...@chromium.org

Chromium LUCI CQ submitted the change

Change information

Commit message:
[wasm] Extend expiration of useful histograms

Those histograms have been useful in past launches, so they will
probably be useful for future launches as well (Turbolev etc).

R=mlip...@chromium.org
Fixed: 467059806
Change-Id: Ibd1807a8de718d996f6350fe14525e91a4cd6ff8
Commit-Queue: Clemens Backes <clem...@chromium.org>
Reviewed-by: Michael Lippautz <mlip...@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1568283}
Files:
  • M tools/metrics/histograms/metadata/v8/histograms.xml
Change size: XS
Delta: 1 file changed, 3 insertions(+), 3 deletions(-)
Branch: refs/heads/main
Submit Requirements:
  • requirement satisfiedCode-Review: +1 by Michael Lippautz
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Gerrit-MessageType: merged
Gerrit-Project: chromium/src
Gerrit-Branch: main
Gerrit-Change-Id: Ibd1807a8de718d996f6350fe14525e91a4cd6ff8
Gerrit-Change-Number: 7453511
Gerrit-PatchSet: 2
Gerrit-Owner: Clemens Backes <clem...@chromium.org>
Gerrit-Reviewer: Chromium LUCI CQ <chromiu...@luci-project-accounts.iam.gserviceaccount.com>
Gerrit-Reviewer: Clemens Backes <clem...@chromium.org>
Gerrit-Reviewer: Michael Lippautz <mlip...@chromium.org>
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