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| author | Michael Anthony Knyszek <mknyszek@google.com> | 2026-01-23 16:38:50 +0000 |
|---|---|---|
| committer | Michael Knyszek <mknyszek@google.com> | 2026-01-23 12:43:10 -0800 |
| commit | 36047826211754e8f24c33a2bc063b72aa1c91fa (patch) | |
| tree | 116c2c7f6711a6ec46858e433afae04251cfd7c2 | |
| parent | eec3c0ca956803db8a90dfd92ce4ebffebdaf9b4 (diff) | |
| download | go-36047826211754e8f24c33a2bc063b72aa1c91fa.tar.xz | |
[release-branch.go1.26] internal/buildcfg: disable sizespecializedmalloc by default
We're finding some regressions in overall icache footprint at scale and
we should figure out how to deal with those before rolling this out to
everybody.
Change-Id: I98e792db31712bf64575d76dfeafedb48898f76a
Reviewed-on: https://go-review.googlesource.com/c/go/+/738780
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Michael Knyszek <mknyszek@google.com>
(cherry picked from commit 4af8ad24ee3b55ccb644680d95e2502e5551ea0b)
Reviewed-on: https://go-review.googlesource.com/c/go/+/738900
| -rw-r--r-- | src/internal/buildcfg/exp.go | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/src/internal/buildcfg/exp.go b/src/internal/buildcfg/exp.go index df41f79338..aa41986e8e 100644 --- a/src/internal/buildcfg/exp.go +++ b/src/internal/buildcfg/exp.go @@ -81,12 +81,11 @@ func ParseGOEXPERIMENT(goos, goarch, goexp string) (*ExperimentFlags, error) { dwarf5Supported := (goos != "darwin" && goos != "ios" && goos != "aix") baseline := goexperiment.Flags{ - RegabiWrappers: regabiSupported, - RegabiArgs: regabiSupported, - Dwarf5: dwarf5Supported, - RandomizedHeapBase64: true, - SizeSpecializedMalloc: true, - GreenTeaGC: true, + RegabiWrappers: regabiSupported, + RegabiArgs: regabiSupported, + Dwarf5: dwarf5Supported, + RandomizedHeapBase64: true, + GreenTeaGC: true, } flags := &ExperimentFlags{ Flags: baseline, |