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| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-11-24 13:27:11 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-11-24 08:49:51 +0100 |
| commit | b23d5767a5818caec8547d0bce1588b02bdecd30 (patch) | |
| tree | ce8d24b0df6421f5577977ec904cf8d37c9bc774 /tools/perf/Documentation | |
| parent | 079d3f653134e2f2ac99dae28b08c0cc64268103 (diff) | |
| download | kernel_goldelico_gta04-b23d5767a5818caec8547d0bce1588b02bdecd30.zip kernel_goldelico_gta04-b23d5767a5818caec8547d0bce1588b02bdecd30.tar.gz kernel_goldelico_gta04-b23d5767a5818caec8547d0bce1588b02bdecd30.tar.bz2 | |
perf kmem: Add help file
Add Documentation/perf-kmem.txt
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: linux-mm@kvack.org <linux-mm@kvack.org>
LKML-Reference: <4B0B6EAF.80802@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-kmem.txt | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-kmem.txt b/tools/perf/Documentation/perf-kmem.txt new file mode 100644 index 0000000..44b0ce3 --- /dev/null +++ b/tools/perf/Documentation/perf-kmem.txt @@ -0,0 +1,44 @@ +perf-kmem(1) +============== + +NAME +---- +perf-kmem - Tool to trace/measure kernel memory(slab) properties + +SYNOPSIS +-------- +[verse] +'perf kmem' {record} [<options>] + +DESCRIPTION +----------- +There's two variants of perf kmem: + + 'perf kmem record <command>' to record the kmem events + of an arbitrary workload. + + 'perf kmem' to report kernel memory statistics. + +OPTIONS +------- +-i <file>:: +--input=<file>:: + Select the input file (default: perf.data) + +--stat=<caller|alloc>:: + Select per callsite or per allocation statistics + +-s <key[,key2...]>:: +--sort=<key[,key2...]>:: + Sort the output (default: frag,hit,bytes) + +-l <num>:: +--line=<num>:: + Print n lines only + +--raw-ip:: + Print raw ip instead of symbol + +SEE ALSO +-------- +linkperf:perf-record[1] |