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Diffstat (limited to 'tools/perf/Documentation/perf-kmem.txt')
-rw-r--r-- | tools/perf/Documentation/perf-kmem.txt | 47 |
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diff --git a/tools/perf/Documentation/perf-kmem.txt b/tools/perf/Documentation/perf-kmem.txt new file mode 100644 index 000000000000..eac4d852e7cd --- /dev/null +++ b/tools/perf/Documentation/perf-kmem.txt @@ -0,0 +1,47 @@ +perf-kmem(1) +============== + +NAME +---- +perf-kmem - Tool to trace/measure kernel memory(slab) properties + +SYNOPSIS +-------- +[verse] +'perf kmem' {record|stat} [<options>] + +DESCRIPTION +----------- +There are two variants of perf kmem: + + 'perf kmem record <command>' to record the kmem events + of an arbitrary workload. + + 'perf kmem stat' to report kernel memory statistics. + +OPTIONS +------- +-i <file>:: +--input=<file>:: + Select the input file (default: perf.data) + +--caller:: + Show per-callsite statistics + +--alloc:: + Show 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] |