routinegoroutine
Golanggoid
C++/JavaThreadLocalGolangThreadLocalContext
routinegoroutine local storageGolang
routine
routine.Goid()routine.AllGoids()
mainGoid()1AllGoids()18
LocalStorage
LocalStorage
执行结果为:
routine
Goid() (id int64)
goroutinegoid
Goid()go_tlsrand.Int()
Goid()runtime.Stack
AllGoids() (ids []int64)
goroutinegoid
go 1.15AllGoids()runtime.Stack
go 1.16AllGoids()nativeruntime
NewLocalStorage()
LocalStorageThreadLocal
BackupContext() *ImmutableContext
local storage
InheritContext(ic *ImmutableContext)
local storageBackupContext()
Go(f func())
local storageBackupContext()InheritContext()
LocalStorage
表示协程上下文变量,支持的函数包括:
Get() (value interface{})nilSet(v interface{}) interface{}Del() (v interface{})Clear()
Get/Set/Del
routinestoragesgoidptr
在进程的整个生命周期中,它可能会创建于销毁无数个协程,那么这些协程的上下文变量如何清理呢?
routineGCTimerstoragesdeadstorages
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