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CPU profile diff

Took 5.39s → 5.63s (+240.00ms, +4.5%) over 539 samples → 563 samples (10.0ms per sample).

Category Change Delta % Time Samples
Standard library +4.3% +230.00ms 99.4% → 99.3% 5.36s → 5.59s 536 → 559
Garbage collector +33.3% +10.00ms 0.6% → 0.7% 30.0ms → 40.0ms 3 → 4

Hottest functions

Self time

Regressions

Functions with the largest increase in time spent directly in the function body, excluding callees.

Standard library
Change Delta % Time Samples Function Location
+5.6% +110.00ms 36.5% → 36.9% 1.97s → 2.08s 197 → 208 runtime.usleep /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:273
+50.0% +110.00ms 4.1% → 5.9% 220.0ms → 330.0ms 22 → 33 runtime.pthread_cond_signal /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:508
+175.0% +70.00ms 0.7% → 2.0% 40.0ms → 110.0ms 4 → 11 runtime.procyieldAsm /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/asm_arm64.s:1103
+22.2% +60.00ms 5.0% → 5.9% 270.0ms → 330.0ms 27 → 33 runtime.pthread_kill /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:148
new +30.00ms 0.0% → 0.5% 0ms → 30.0ms 0 → 3 runtime.lock2 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lock_spinbit.go:155
+1.3% +20.00ms 28.2% → 27.4% 1.52s → 1.54s 152 → 154 runtime.madvise /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:224
+66.7% +20.00ms 0.6% → 0.9% 30.0ms → 50.0ms 3 → 5 runtime.scanObject /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:1187
+100.0% +20.00ms 0.4% → 0.7% 20.0ms → 40.0ms 2 → 4 runtime.pcvalue /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/symtab.go:1013
new +20.00ms 0.0% → 0.4% 0ms → 20.0ms 0 → 2 internal/runtime/atomic.(*Uint8).Load /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/atomic/types.go:123
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 runtime.(*mheap).alloc.func1 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:1011
+100.0% +10.00ms 0.2% → 0.4% 10.0ms → 20.0ms 1 → 2 runtime.goschedImpl /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/proc.go:4307
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 runtime.park_m /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/proc.go:4253
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 runtime.wakep /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/proc.go:3212
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 runtime.bulkBarrierPreWrite /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mbitmap.go:388
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 internal/runtime/atomic.(*UnsafePointer).Load /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/atomic/types.go:465
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 runtime.memclrNoHeapPointers /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/memclr_arm64.s:11
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 runtime.(*mspan).init /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:1819
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 internal/runtime/atomic.(*Int32).Load /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/atomic/types.go:20
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 gosave_systemstack_switch /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/asm_arm64.s:1144
new +10.00ms 0.0% → 0.2% 0ms → 10.0ms 0 → 1 unicode/utf8.DecodeRune /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/unicode/utf8/utf8.go:157

Improvements

Functions with the largest decrease in time spent directly in the function body, excluding callees.

Change Delta % Time Samples Function Location
-3.8% -20.00ms 9.8% → 9.1% 530.0ms → 510.0ms 53 → 51 runtime.pthread_cond_wait /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:487
-50.0% -20.00ms 0.7% → 0.4% 40.0ms → 20.0ms 4 → 2 encoding/json.stateInString /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/scanner.go:339
-16.7% -20.00ms 2.2% → 1.8% 120.0ms → 100.0ms 12 → 10 runtime.tryDeferToSpanScan /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:264
-66.7% -20.00ms 0.6% → 0.2% 30.0ms → 10.0ms 3 → 1 runtime.scanObjectsSmall /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:1015
removed -20.00ms 0.4% → 0.0% 20.0ms → 0ms 2 → 0 encoding/json.isSpace /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/scanner.go:201
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 internal/runtime/atomic.(*UnsafePointer).StoreNoWB /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/atomic/types.go:478
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.(*mcache).refill /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mcache.go:160
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.mallocgcSmallScanNoHeader /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:1503
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 encoding/json.(*decodeState).valueInterface /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/decode.go:1035
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.(*spanInlineMarkBits).init /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:113
-50.0% -10.00ms 0.4% → 0.2% 20.0ms → 10.0ms 2 → 1 runtime.typePointers.next /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mbitmap.go:243
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.gcBgMarkWorker /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgc.go:1750
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.mProf_Malloc /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mprof.go:437
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.profilealloc /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:2238
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.mallocgcTiny /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:1202
-50.0% -10.00ms 0.4% → 0.2% 20.0ms → 10.0ms 2 → 1 runtime.wbBufFlush1 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mwbbuf.go:195
-50.0% -10.00ms 0.4% → 0.2% 20.0ms → 10.0ms 2 → 1 encoding/json.checkValid /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/scanner.go:33
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.scanObjectSmall /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:980
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.pthread_mutex_unlock /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:468
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 encoding/json.mapEncoder.encode /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/encode.go:765
Standard library
Change Delta % Time Samples Function Location
-3.8% -20.00ms 9.8% → 9.1% 530.0ms → 510.0ms 53 → 51 runtime.pthread_cond_wait /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:487
-50.0% -20.00ms 0.7% → 0.4% 40.0ms → 20.0ms 4 → 2 encoding/json.stateInString /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/scanner.go:339
-16.7% -20.00ms 2.2% → 1.8% 120.0ms → 100.0ms 12 → 10 runtime.tryDeferToSpanScan /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:264
-66.7% -20.00ms 0.6% → 0.2% 30.0ms → 10.0ms 3 → 1 runtime.scanObjectsSmall /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:1015
removed -20.00ms 0.4% → 0.0% 20.0ms → 0ms 2 → 0 encoding/json.isSpace /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/scanner.go:201
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 internal/runtime/atomic.(*UnsafePointer).StoreNoWB /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/atomic/types.go:478
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.(*mcache).refill /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mcache.go:160
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.mallocgcSmallScanNoHeader /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:1503
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 encoding/json.(*decodeState).valueInterface /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/decode.go:1035
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.(*spanInlineMarkBits).init /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:113
-50.0% -10.00ms 0.4% → 0.2% 20.0ms → 10.0ms 2 → 1 runtime.typePointers.next /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mbitmap.go:243
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.mProf_Malloc /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mprof.go:437
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.profilealloc /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:2238
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.mallocgcTiny /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:1202
-50.0% -10.00ms 0.4% → 0.2% 20.0ms → 10.0ms 2 → 1 runtime.wbBufFlush1 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mwbbuf.go:195
-50.0% -10.00ms 0.4% → 0.2% 20.0ms → 10.0ms 2 → 1 encoding/json.checkValid /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/scanner.go:33
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.scanObjectSmall /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:980
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 runtime.pthread_mutex_unlock /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:468
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 encoding/json.mapEncoder.encode /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/encode.go:765
removed -10.00ms 0.2% → 0.0% 10.0ms → 0ms 1 → 0 cmpbody /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/bytealg/compare_arm64.s:35

Total time

Regressions

Functions with the largest increase in total time spent in the function and all its callees.

Change Delta % Time Samples Function Location
+10.0% +300.00ms 55.5% → 58.4% 2.99s → 3.29s 299 → 329 runtime.systemstack /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/asm_arm64.s:353
+11.3% +240.00ms 39.5% → 42.1% 2.13s → 2.37s 213 → 237 runtime.lock2 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lock_spinbit.go:155
+11.3% +240.00ms 39.5% → 42.1% 2.13s → 2.37s 213 → 237 runtime.lockWithRank /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lockrank_off.go:23
+11.3% +240.00ms 39.5% → 42.1% 2.13s → 2.37s 213 → 237 runtime.lock /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lock_spinbit.go:151
+34.2% +130.00ms 7.1% → 9.1% 380.0ms → 510.0ms 38 → 51 runtime.gcDrain /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark.go:1239
+34.2% +130.00ms 7.1% → 9.1% 380.0ms → 510.0ms 38 → 51 runtime.gcBgMarkWorker.func2 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgc.go:1847
+108.3% +130.00ms 2.2% → 4.4% 120.0ms → 250.0ms 12 → 25 runtime.(*gcControllerState).enlistWorker /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcpacer.go:697
+6.2% +120.00ms 36.0% → 36.6% 1.94s → 2.06s 194 → 206 runtime.osyield /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/os_darwin.go:379
+16.7% +120.00ms 13.4% → 14.9% 720.0ms → 840.0ms 72 → 84 runtime.setprofilebucket /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:2717
+16.7% +120.00ms 13.4% → 14.9% 720.0ms → 840.0ms 72 → 84 runtime.mProf_Malloc.func1 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mprof.go:463
+73.3% +110.00ms 2.8% → 4.6% 150.0ms → 260.0ms 15 → 26 runtime.mallocgcSmallScanNoHeader /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:1503
+5.6% +110.00ms 36.5% → 36.9% 1.97s → 2.08s 197 → 208 runtime.usleep /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:273
+50.0% +110.00ms 4.1% → 5.9% 220.0ms → 330.0ms 22 → 33 runtime.pthread_cond_signal /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:508
+50.0% +110.00ms 4.1% → 5.9% 220.0ms → 330.0ms 22 → 33 runtime.semawakeup /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/os_darwin.go:83
+39.1% +90.00ms 4.3% → 5.7% 230.0ms → 320.0ms 23 → 32 runtime.gcDrainMarkWorkerDedicated /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark.go:1173
+64.3% +90.00ms 2.6% → 4.1% 140.0ms → 230.0ms 14 → 23 runtime.(*sweepLocked).sweep /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcsweep.go:505
+61.5% +80.00ms 2.4% → 3.7% 130.0ms → 210.0ms 13 → 21 runtime.freeSpecial /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:2786
+4.6% +70.00ms 28.2% 1.52s → 1.59s 152 → 159 runtime.(*mheap).allocSpan /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:1224
+100.0% +70.00ms 1.3% → 2.5% 70.0ms → 140.0ms 7 → 14 encoding/json.(*decodeState).literalInterface /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/decode.go:1129
+175.0% +70.00ms 0.7% → 2.0% 40.0ms → 110.0ms 4 → 11 runtime.procyieldAsm /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/asm_arm64.s:1103
Standard library
Change Delta % Time Samples Function Location
+10.0% +300.00ms 55.5% → 58.4% 2.99s → 3.29s 299 → 329 runtime.systemstack /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/asm_arm64.s:353
+11.3% +240.00ms 39.5% → 42.1% 2.13s → 2.37s 213 → 237 runtime.lock2 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lock_spinbit.go:155
+11.3% +240.00ms 39.5% → 42.1% 2.13s → 2.37s 213 → 237 runtime.lockWithRank /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lockrank_off.go:23
+11.3% +240.00ms 39.5% → 42.1% 2.13s → 2.37s 213 → 237 runtime.lock /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lock_spinbit.go:151
+108.3% +130.00ms 2.2% → 4.4% 120.0ms → 250.0ms 12 → 25 runtime.(*gcControllerState).enlistWorker /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcpacer.go:697
+6.2% +120.00ms 36.0% → 36.6% 1.94s → 2.06s 194 → 206 runtime.osyield /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/os_darwin.go:379
+16.7% +120.00ms 13.4% → 14.9% 720.0ms → 840.0ms 72 → 84 runtime.setprofilebucket /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:2717
+16.7% +120.00ms 13.4% → 14.9% 720.0ms → 840.0ms 72 → 84 runtime.mProf_Malloc.func1 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mprof.go:463
+73.3% +110.00ms 2.8% → 4.6% 150.0ms → 260.0ms 15 → 26 runtime.mallocgcSmallScanNoHeader /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:1503
+5.6% +110.00ms 36.5% → 36.9% 1.97s → 2.08s 197 → 208 runtime.usleep /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:273
+50.0% +110.00ms 4.1% → 5.9% 220.0ms → 330.0ms 22 → 33 runtime.pthread_cond_signal /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/sys_darwin.go:508
+50.0% +110.00ms 4.1% → 5.9% 220.0ms → 330.0ms 22 → 33 runtime.semawakeup /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/os_darwin.go:83
+61.5% +80.00ms 2.4% → 3.7% 130.0ms → 210.0ms 13 → 21 runtime.freeSpecial /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:2786
+4.6% +70.00ms 28.2% 1.52s → 1.59s 152 → 159 runtime.(*mheap).allocSpan /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:1224
+100.0% +70.00ms 1.3% → 2.5% 70.0ms → 140.0ms 7 → 14 encoding/json.(*decodeState).literalInterface /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/decode.go:1129
+175.0% +70.00ms 0.7% → 2.0% 40.0ms → 110.0ms 4 → 11 runtime.procyieldAsm /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/asm_arm64.s:1103
+175.0% +70.00ms 0.7% → 2.0% 40.0ms → 110.0ms 4 → 11 runtime.procyield /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/stubs.go:278
+26.9% +70.00ms 4.8% → 5.9% 260.0ms → 330.0ms 26 → 33 runtime.preemptone /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/proc.go:6866
+3.9% +60.00ms 28.4% → 28.2% 1.53s → 1.59s 153 → 159 runtime.(*mheap).alloc.func1 /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mheap.go:1011
+15.4% +60.00ms 7.2% → 8.0% 390.0ms → 450.0ms 39 → 45 runtime.mProf_Malloc /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mprof.go:437

Improvements

Functions with the largest decrease in total time spent in the function and all its callees.

Change Delta % Time Samples Function Location
-8.1% -70.00ms 16.0% → 14.0% 860.0ms → 790.0ms 86 → 79 main.workload.func1 profile.go:25
-10.4% -70.00ms 12.4% → 10.7% 670.0ms → 600.0ms 67 → 60 runtime.park_m /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/proc.go:4253
-10.4% -70.00ms 12.4% → 10.7% 670.0ms → 600.0ms 67 → 60 runtime.mcall /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/asm_arm64.s:302
-26.1% -60.00ms 4.3% → 3.0% 230.0ms → 170.0ms 23 → 17 internal/runtime/maps.newTable /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/table.go:73
-42.9% -60.00ms 2.6% → 1.4% 140.0ms → 80.0ms 14 → 8 runtime.slicebytetostring /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/string.go:139
-50.0% -60.00ms 2.2% → 1.1% 120.0ms → 60.0ms 12 → 6 encoding/json.checkValid /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/scanner.go:33
-75.0% -60.00ms 1.5% → 0.4% 80.0ms → 20.0ms 8 → 2 runtime.scanObjectsSmall /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:1015
-7.7% -50.00ms 12.1% → 10.7% 650.0ms → 600.0ms 65 → 60 encoding/json.Unmarshal /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/decode.go:102
-12.8% -50.00ms 7.2% → 6.0% 390.0ms → 340.0ms 39 → 34 runtime.notesleep /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lock_sema.go:46
-12.8% -50.00ms 7.2% → 6.0% 390.0ms → 340.0ms 39 → 34 runtime.mPark /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/proc.go:1965
-50.0% -50.00ms 1.9% → 0.9% 100.0ms → 50.0ms 10 → 5 runtime.scanSpan /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:844
-12.5% -40.00ms 5.9% → 5.0% 320.0ms → 280.0ms 32 → 28 runtime.mapassign_faststr /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/runtime_faststr.go:263
-14.3% -40.00ms 5.2% → 4.3% 280.0ms → 240.0ms 28 → 24 runtime.gcBgMarkWorker /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgc.go:1750
-14.3% -40.00ms 5.2% → 4.3% 280.0ms → 240.0ms 28 → 24 runtime.newarray /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:2199
-14.3% -40.00ms 5.2% → 4.3% 280.0ms → 240.0ms 28 → 24 internal/runtime/maps.newarray /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:2230
-14.3% -40.00ms 5.2% → 4.3% 280.0ms → 240.0ms 28 → 24 internal/runtime/maps.newGroups /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/group.go:318
-19.0% -40.00ms 3.9% → 3.0% 210.0ms → 170.0ms 21 → 17 internal/runtime/maps.(*table).reset /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/table.go:101
-19.0% -40.00ms 3.9% → 3.0% 210.0ms → 170.0ms 21 → 17 internal/runtime/maps.(*table).grow /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/table.go:1227
-19.0% -40.00ms 3.9% → 3.0% 210.0ms → 170.0ms 21 → 17 internal/runtime/maps.(*table).rehash /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/table.go:1145
removed -40.00ms 0.7% → 0.0% 40.0ms → 0ms 4 → 0 runtime.mallocgcTiny /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:1202
Standard library
Change Delta % Time Samples Function Location
-10.4% -70.00ms 12.4% → 10.7% 670.0ms → 600.0ms 67 → 60 runtime.park_m /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/proc.go:4253
-10.4% -70.00ms 12.4% → 10.7% 670.0ms → 600.0ms 67 → 60 runtime.mcall /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/asm_arm64.s:302
-26.1% -60.00ms 4.3% → 3.0% 230.0ms → 170.0ms 23 → 17 internal/runtime/maps.newTable /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/table.go:73
-42.9% -60.00ms 2.6% → 1.4% 140.0ms → 80.0ms 14 → 8 runtime.slicebytetostring /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/string.go:139
-50.0% -60.00ms 2.2% → 1.1% 120.0ms → 60.0ms 12 → 6 encoding/json.checkValid /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/scanner.go:33
-75.0% -60.00ms 1.5% → 0.4% 80.0ms → 20.0ms 8 → 2 runtime.scanObjectsSmall /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:1015
-7.7% -50.00ms 12.1% → 10.7% 650.0ms → 600.0ms 65 → 60 encoding/json.Unmarshal /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/decode.go:102
-12.8% -50.00ms 7.2% → 6.0% 390.0ms → 340.0ms 39 → 34 runtime.notesleep /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/lock_sema.go:46
-12.8% -50.00ms 7.2% → 6.0% 390.0ms → 340.0ms 39 → 34 runtime.mPark /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/proc.go:1965
-50.0% -50.00ms 1.9% → 0.9% 100.0ms → 50.0ms 10 → 5 runtime.scanSpan /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/mgcmark_greenteagc.go:844
-12.5% -40.00ms 5.9% → 5.0% 320.0ms → 280.0ms 32 → 28 runtime.mapassign_faststr /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/runtime_faststr.go:263
-14.3% -40.00ms 5.2% → 4.3% 280.0ms → 240.0ms 28 → 24 runtime.newarray /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:2199
-14.3% -40.00ms 5.2% → 4.3% 280.0ms → 240.0ms 28 → 24 internal/runtime/maps.newarray /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:2230
-14.3% -40.00ms 5.2% → 4.3% 280.0ms → 240.0ms 28 → 24 internal/runtime/maps.newGroups /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/group.go:318
-19.0% -40.00ms 3.9% → 3.0% 210.0ms → 170.0ms 21 → 17 internal/runtime/maps.(*table).reset /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/table.go:101
-19.0% -40.00ms 3.9% → 3.0% 210.0ms → 170.0ms 21 → 17 internal/runtime/maps.(*table).grow /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/table.go:1227
-19.0% -40.00ms 3.9% → 3.0% 210.0ms → 170.0ms 21 → 17 internal/runtime/maps.(*table).rehash /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/internal/runtime/maps/table.go:1145
removed -40.00ms 0.7% → 0.0% 40.0ms → 0ms 4 → 0 runtime.mallocgcTiny /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/runtime/malloc.go:1202
removed -40.00ms 0.7% → 0.0% 40.0ms → 0ms 4 → 0 slices.partitionCmpFunc[go.shape.struct { encoding/json.v reflect.Value; encoding/json.ks string }] /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/slices/zsortanyfunc.go:135
-21.4% -30.00ms 2.6% → 2.0% 140.0ms → 110.0ms 14 → 11 encoding/json.unquote /nix/store/7ycp8j45iay38g9mjaxmy4jhwdsrb47y-go-1.26.3/share/go/src/encoding/json/decode.go:1187