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| author | Carl Shapiro <cshapiro@google.com> | 2013-12-03 14:42:38 -0800 |
|---|---|---|
| committer | Carl Shapiro <cshapiro@google.com> | 2013-12-03 14:42:38 -0800 |
| commit | 48279bd567cc4d1efca9f69e713469fc6659eb26 (patch) | |
| tree | 593ffa542e9fc8fe9d6affaa0347d4ed938841e0 /src/pkg/runtime/runtime.c | |
| parent | f238049a0073538caecfad1c60238a271426f43c (diff) | |
| download | go-48279bd567cc4d1efca9f69e713469fc6659eb26.tar.xz | |
runtime: add an allocation and free tracing for gc debugging
Output for an allocation and free (sweep) follows
MProf_Malloc(p=0xc2100210a0, size=0x50, type=0x0 <single object>)
#0 0x46ee15 runtime.mallocgc /usr/local/google/home/cshapiro/go/src/pkg/runtime/malloc.goc:141
#1 0x47004f runtime.settype_flush /usr/local/google/home/cshapiro/go/src/pkg/runtime/malloc.goc:612
#2 0x45f92c gc /usr/local/google/home/cshapiro/go/src/pkg/runtime/mgc0.c:2071
#3 0x45f89e mgc /usr/local/google/home/cshapiro/go/src/pkg/runtime/mgc0.c:2050
#4 0x45258b runtime.mcall /usr/local/google/home/cshapiro/go/src/pkg/runtime/asm_amd64.s:179
MProf_Free(p=0xc2100210a0, size=0x50)
#0 0x46ee15 runtime.mallocgc /usr/local/google/home/cshapiro/go/src/pkg/runtime/malloc.goc:141
#1 0x47004f runtime.settype_flush /usr/local/google/home/cshapiro/go/src/pkg/runtime/malloc.goc:612
#2 0x45f92c gc /usr/local/google/home/cshapiro/go/src/pkg/runtime/mgc0.c:2071
#3 0x45f89e mgc /usr/local/google/home/cshapiro/go/src/pkg/runtime/mgc0.c:2050
#4 0x45258b runtime.mcall /usr/local/google/home/cshapiro/go/src/pkg/runtime/asm_amd64.s:179
R=golang-dev, dvyukov, rsc, cshapiro
CC=golang-dev
https://golang.org/cl/21990045
Diffstat (limited to 'src/pkg/runtime/runtime.c')
| -rw-r--r-- | src/pkg/runtime/runtime.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/pkg/runtime/runtime.c b/src/pkg/runtime/runtime.c index ab9fed805f..63b78eb55f 100644 --- a/src/pkg/runtime/runtime.c +++ b/src/pkg/runtime/runtime.c @@ -387,9 +387,10 @@ static struct { int8* name; int32* value; } dbgvar[] = { + {"allocfreetrace", &runtime·debug.allocfreetrace}, {"gctrace", &runtime·debug.gctrace}, - {"schedtrace", &runtime·debug.schedtrace}, {"scheddetail", &runtime·debug.scheddetail}, + {"schedtrace", &runtime·debug.schedtrace}, }; void |