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feat: replace jemalloc with mimalloc (#4174)

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* feat: replace jemalloc with mimalloc

* docs: record allocator rounds5 retest

* fix(replication): satisfy clippy unwrap lints

* docs: keep allocator migration plan local only

* feat(profiling): rely on pyroscope cpu profiling

* refactor(profiling): centralize unsupported pprof responses

* chore(deps): update s3s revision
This commit is contained in:
houseme
2026-07-02 19:03:38 +08:00
committed by GitHub
parent 54496f2796
commit 70e1d79dfd
17 changed files with 217 additions and 1529 deletions
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crates/config/src/constants/profiler.rs
+5 -4
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@@ -15,7 +15,8 @@
/// Profiler related environment variable names and default values
pub const ENV_ENABLE_PROFILING: &str = "RUSTFS_ENABLE_PROFILING";
// CPU profiling
// Legacy local CPU pprof controls. Local pprof dumps are currently unsupported;
// Pyroscope export is configured through observability settings.
pub const ENV_CPU_MODE: &str = "RUSTFS_PROF_CPU_MODE"; // off|continuous|periodic
/// Frequency of CPU profiling samples
pub const ENV_CPU_FREQ: &str = "RUSTFS_PROF_CPU_FREQ";
@@ -24,7 +25,7 @@ pub const ENV_CPU_INTERVAL_SECS: &str = "RUSTFS_PROF_CPU_INTERVAL_SECS";
/// Duration of each CPU profiling session (for periodic mode)
pub const ENV_CPU_DURATION_SECS: &str = "RUSTFS_PROF_CPU_DURATION_SECS";
/// Memory profiling (jemalloc)
/// Periodic memory pprof dumps (currently unsupported with mimalloc)
pub const ENV_MEM_PERIODIC: &str = "RUSTFS_PROF_MEM_PERIODIC";
/// Interval between memory profiling snapshots (for periodic mode)
pub const ENV_MEM_INTERVAL_SECS: &str = "RUSTFS_PROF_MEM_INTERVAL_SECS";
@@ -34,7 +35,7 @@ pub const ENV_OUTPUT_DIR: &str = "RUSTFS_PROF_OUTPUT_DIR";
/// Defaults for profiler settings
pub const DEFAULT_ENABLE_PROFILING: bool = false;
/// CPU profiling
/// Legacy local CPU pprof mode
pub const DEFAULT_CPU_MODE: &str = "off";
/// Frequency of CPU profiling samples
pub const DEFAULT_CPU_FREQ: usize = 100;
@@ -42,7 +43,7 @@ pub const DEFAULT_CPU_FREQ: usize = 100;
pub const DEFAULT_CPU_INTERVAL_SECS: u64 = 300;
/// Duration of each CPU profiling session (for periodic mode)
pub const DEFAULT_CPU_DURATION_SECS: u64 = 60;
/// Memory profiling (jemalloc)
/// Periodic memory pprof dumps (currently unsupported with mimalloc)
pub const DEFAULT_MEM_PERIODIC: bool = false;
/// Interval between memory profiling snapshots (for periodic mode)
pub const DEFAULT_MEM_INTERVAL_SECS: u64 = 300;