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Dmitriy Vyukov 4f2e382c9f runtime: dump scheduler state if GODEBUG=schedtrace is set
The schedtrace value sets dump period in milliseconds.
In default mode the trace looks as follows:
SCHED 0ms: gomaxprocs=4 idleprocs=0 threads=3 idlethreads=0 runqueue=0 [1 0 0 0]
SCHED 1001ms: gomaxprocs=4 idleprocs=3 threads=6 idlethreads=3 runqueue=0 [0 0 0 0]
SCHED 2008ms: gomaxprocs=4 idleprocs=1 threads=6 idlethreads=1 runqueue=0 [0 1 0 0]
If GODEBUG=scheddetail=1 is set as well, then the detailed trace is printed:
SCHED 0ms: gomaxprocs=4 idleprocs=0 threads=3 idlethreads=0 runqueue=0 singleproc=0 gcwaiting=1 mlocked=0 nmspinning=0 stopwait=0 sysmonwait=0
  P0: status=3 tick=1 m=0 runqsize=1/128 gfreecnt=0
  P1: status=3 tick=0 m=-1 runqsize=0/128 gfreecnt=0
  P2: status=3 tick=0 m=-1 runqsize=0/128 gfreecnt=0
  P3: status=3 tick=0 m=-1 runqsize=0/128 gfreecnt=0
  M2: p=-1 curg=-1 mallocing=0 throwing=0 gcing=0 locks=1 dying=0 helpgc=0 spinning=0 lockedg=-1
  M1: p=-1 curg=-1 mallocing=0 throwing=0 gcing=0 locks=1 dying=0 helpgc=0 spinning=0 lockedg=-1
  M0: p=0 curg=1 mallocing=0 throwing=0 gcing=0 locks=1 dying=0 helpgc=0 spinning=0 lockedg=1
  G1: status=2() m=0 lockedm=0
  G2: status=1() m=-1 lockedm=-1

R=golang-dev, raggi, rsc
CC=golang-dev
https://golang.org/cl/11435044
2013-08-14 00:30:55 +04:00
api cmd/api: rewrite using go/types 2013-08-08 14:10:59 -07:00
doc doc: update go1.2.txt 2013-08-13 17:21:33 +04:00
include include/plan9: define size_t to fix build breakage 2013-06-28 12:16:33 -07:00
lib cmd/godoc: delete from core repository 2013-08-01 11:21:17 +10:00
misc cmd/cgo: Add support for C function pointers 2013-08-13 12:42:21 -04:00
src runtime: dump scheduler state if GODEBUG=schedtrace is set 2013-08-14 00:30:55 +04:00
test test/run: process build tags like go/build 2013-08-13 12:25:41 -04:00
.hgignore build: ignore new zfiles, delete temp goplay binary in run.bash 2013-08-02 19:14:13 -07:00
.hgtags tag go1.1.2 2013-08-13 16:33:59 +10:00
AUTHORS A+C: add googlemail aliases for deemok 2013-08-08 10:40:32 -07:00
CONTRIBUTORS A+C: add googlemail aliases for deemok 2013-08-08 10:40:32 -07:00
LICENSE doc: update licensing text one more time 2012-03-27 15:09:13 +11:00
PATENTS
README
favicon.ico godoc: update favicon 2012-10-11 17:02:36 +11:00
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README

This is the source code repository for the Go programming language.  

For documentation about how to install and use Go,
visit http://golang.org/ or load doc/install.html in your web browser.

After installing Go, you can view a nicely formatted
doc/install.html by running godoc --http=:6060
and then visiting http://localhost:6060/doc/install.html.

Unless otherwise noted, the Go source files are distributed
under the BSD-style license found in the LICENSE file.

--

Binary Distribution Notes

If you have just untarred a binary Go distribution, you need to set
the environment variable $GOROOT to the full path of the go
directory (the one containing this README).  You can omit the
variable if you unpack it into /usr/local/go, or if you rebuild
from sources by running all.bash (see doc/install.html).
You should also add the Go binary directory $GOROOT/bin
to your shell's path.

For example, if you extracted the tar file into $HOME/go, you might
put the following in your .profile:

    export GOROOT=$HOME/go
    export PATH=$PATH:$GOROOT/bin

See doc/install.html for more details.