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| author | David Ahern <dsa@cumulusnetworks.com> | 2016-11-25 22:42:13 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-11-29 16:50:32 +0100 |
| commit | aa58e9afb613fab74f33292705bb43beb0f1828d (patch) | |
| tree | 4c3a3158e74dd6bdf49a386aaad05c9bedc8ebeb /net/ceph/Kconfig | |
| parent | perf test: Remove "test" and similar strings from test descriptions (diff) | |
| download | linux-aa58e9afb613fab74f33292705bb43beb0f1828d.tar.xz linux-aa58e9afb613fab74f33292705bb43beb0f1828d.zip | |
perf kmem stat: Track memory freed
Track freed memory as well as allocations and show the net in the
summary.
Committer notes:
Testing it:
# perf kmem record usleep 1
[ perf record: Woken up 0 times to write data ]
[ perf record: Captured and wrote 1.626 MB perf.data (4208 samples) ]
[root@jouet ~]# perf kmem stat --slab
SUMMARY (SLAB allocator)
========================
Total bytes requested: 234,011
Total bytes allocated: 234,504
Total bytes freed: 213,328 <------
Net total bytes allocated: 21,176
Total bytes wasted on internal fragmentation: 493
Internal fragmentation: 0.210231%
Cross CPU allocations: 4/1,963
#
Signed-off-by: David Ahern <dsahern@gmail.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1480110133-37039-1-git-send-email-dsahern@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'net/ceph/Kconfig')
0 files changed, 0 insertions, 0 deletions