conbon/pprof2csv
go1.24.2
在通过 go test -cpuprofile ... 获得 CPU Profile 之后，通过 go tool pprof -text cpu-100-default.out 得到如下输出。
File: actor.test
Build ID: 48676b8e95e7c6e7a73f8f1f7fba2e545eb023eb
Type: cpu
Time: 2026-01-16 12:46:03 CST
Duration: 1.40s, Total samples = 2.32s (165.29%)
Showing nodes accounting for 2.27s, 97.84% of 2.32s total
Dropped 12 nodes (cum <= 0.01s)
flat flat% sum% cum cum%
0.57s 24.57% 24.57% 0.65s 28.02% github.com/asynkron/protoactor-go/actor.(*actorContext).defaultReceive
0.46s 19.83% 44.40% 0.46s 19.83% runtime.(*gcWork).tryGetFast (inline)
0.45s 19.40% 63.79% 1.10s 47.41% github.com/asynkron/protoactor-go/actor.(*actorContext).processMessage
0.18s 7.76% 71.55% 0.22s 9.48% runtime.(*lfstack).pop (inline)
0.11s 4.74% 76.29% 1.21s 52.16% github.com/asynkron/protoactor-go/actor.BenchmarkActorContext_ProcessMessageNoMiddleware
0.09s 3.88% 80.17% 0.09s 3.88% runtime.(*lfstack).push
0.07s 3.02% 83.19% 0.20s 8.62% runtime.greyobject
0.06s 2.59% 85.78% 0.07s 3.02% runtime.(*gcBits).bitp (inline)
0.06s 2.59% 88.36% 0.06s 2.59% runtime.markBits.setMarked (inline)
0.04s 1.72% 90.09% 0.04s 1.72% runtime.taggedPointer.pointer (inline)
0.03s 1.29% 91.38% 0.06s 2.59% github.com/asynkron/protoactor-go/actor.ReceiveFunc.Receive
0.03s 1.29% 92.67% 0.03s 1.29% github.com/asynkron/protoactor-go/actor.init.func3
0.03s 1.29% 93.97% 1.05s 45.26% runtime.gcDrain
0.03s 1.29% 95.26% 0.25s 10.78% runtime.scanobject
0.02s 0.86% 96.12% 0.02s 0.86% github.com/asynkron/protoactor-go/actor.UnwrapEnvelopeMessage (inline)
0.02s 0.86% 96.98% 0.02s 0.86% runtime.gcMarkWorkAvailable (inline)
0.01s 0.43% 97.41% 0.02s 0.86% runtime.(*mspan).heapBitsSmallForAddr
0.01s 0.43% 97.84% 0.13s 5.60% runtime.getempty
0 0% 97.84% 0.02s 0.86% github.com/asynkron/protoactor-go/actor.(*actorContext).Message (inline)
0 0% 97.84% 0.02s 0.86% runtime.(*gcControllerState).findRunnableGCWorker
0 0% 97.84% 0.18s 7.76% runtime.(*gcWork).balance
0 0% 97.84% 0.12s 5.17% runtime.(*gcWork).tryGet
0 0% 97.84% 0.07s 3.02% runtime.(*mspan).markBitsForIndex (inline)
0 0% 97.84% 0.02s 0.86% runtime.(*mspan).typePointersOfUnchecked
0 0% 97.84% 0.02s 0.86% runtime.findRunnable
0 0% 97.84% 1.05s 45.26% runtime.gcBgMarkWorker
0 0% 97.84% 0.02s 0.86% runtime.gcBgMarkWorker.func1
0 0% 97.84% 1.05s 45.26% runtime.gcBgMarkWorker.func2
0 0% 97.84% 0.38s 16.38% runtime.gcDrainMarkWorkerDedicated (inline)
0 0% 97.84% 0.67s 28.88% runtime.gcDrainMarkWorkerIdle (inline)
0 0% 97.84% 0.18s 7.76% runtime.handoff
0 0% 97.84% 0.04s 1.72% runtime.lfstackUnpack (inline)
0 0% 97.84% 0.05s 2.16% runtime.mcall
0 0% 97.84% 0.05s 2.16% runtime.park_m
0 0% 97.84% 0.02s 0.86% runtime.putempty
0 0% 97.84% 0.05s 2.16% runtime.putfull
0 0% 97.84% 0.02s 0.86% runtime.schedule
0 0% 97.84% 1.06s 45.69% runtime.systemstack
0 0% 97.84% 0.10s 4.31% runtime.trygetfull
0 0% 97.84% 1.22s 52.59% testing.(*B).launch
0 0% 97.84% 1.22s 52.59% testing.(*B).runN
保存到 test.txt 中，然后通过 pprof2csv -input=test.txt -output=test.csv, test.csv 只有如下内容：
使用 -top flag 类似。