projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b23d5767 | 1 | perf-kmem(1) |
| 4778e0e8 | 2 | ============ |
| b23d5767 LZ |
3 | |
| 4 | NAME | |
| 5 | ---- | |
| 6 | perf-kmem - Tool to trace/measure kernel memory(slab) properties | |
| 7 | ||
| 8 | SYNOPSIS | |
| 9 | -------- | |
| 10 | [verse] | |
| 90b86a9f | 11 | 'perf kmem' {record|stat} [<options>] |
| b23d5767 LZ |
12 | |
| 13 | DESCRIPTION | |
| 14 | ----------- | |
| 90b86a9f | 15 | There are two variants of perf kmem: |
| b23d5767 LZ |
16 | |
| 17 | 'perf kmem record <command>' to record the kmem events | |
| 18 | of an arbitrary workload. | |
| 19 | ||
| 90b86a9f | 20 | 'perf kmem stat' to report kernel memory statistics. |
| b23d5767 LZ |
21 | |
| 22 | OPTIONS | |
| 23 | ------- | |
| 24 | -i <file>:: | |
| 25 | --input=<file>:: | |
| 26 | Select the input file (default: perf.data) | |
| 27 | ||
| 90b86a9f LZ |
28 | --caller:: |
| 29 | Show per-callsite statistics | |
| 30 | ||
| 31 | --alloc:: | |
| 32 | Show per-allocation statistics | |
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33 | |
| 34 | -s <key[,key2...]>:: | |
| 35 | --sort=<key[,key2...]>:: | |
| 36 | Sort the output (default: frag,hit,bytes) | |
| 37 | ||
| 38 | -l <num>:: | |
| 39 | --line=<num>:: | |
| 40 | Print n lines only | |
| 41 | ||
| 42 | --raw-ip:: | |
| 43 | Print raw ip instead of symbol | |
| 44 | ||
| 45 | SEE ALSO | |
| 46 | -------- | |
| 47 | linkperf:perf-record[1] |