Completed
The GC is still improving
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Classroom Contents
An Introduction to Go Tool Trace
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- 1 go tool trace for correct and effective concurrency
- 2 A special tool for Go's needs
- 3 goroutine scheduling instrumented
- 4 Concurrency, and how to manage it
- 5 Parallelism, and how to exploit it
- 6 A timing-dependent bug
- 7 #1: A race condition
- 8 go test -race go build -race go install -race
- 9 a logical race, not a data race
- 10 View trace
- 11 Sync blocking profile
- 12 Goroutine analysis
- 13 It's not a panacea
- 14 1. Testing with -trace flag
- 15 and large (40GB) heap
- 16 The GC is still improving
- 17 Go 1.1: GC uses parallel threads
- 18 #3A: Stop-The-World pauses
- 19 The Go 1.10 compiler should have a general, permanent fix
- 20 #3B: Other awkward pauses
- 21 User code works against that
- 22 Be prepared: practice using the tools
