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29b3e15289
Make the output sort by fragmentation by default. Also make the usage of "--sort" option consistent with other perf tools. That is, we support multi keys: "--sort key1[,key2]...". # ./perf kmem --stat caller ------------------------------------------------------------------------------ Callsite |Total_alloc/Per | Total_req/Per | Hit | Frag ------------------------------------------------------------------------------ __netdev_alloc_skb+23 | 5048/1682 | 4564/1521 | 3| 9.588% perf_event_alloc.clone.0+0 | 7504/682 | 7128/648 | 11| 5.011% tracepoint_add_probe+32e | 157/31 | 154/30 | 5| 1.911% alloc_buffer_head+16 | 456/57 | 448/56 | 8| 1.754% radix_tree_preload+51 | 584/292 | 576/288 | 2| 1.370% ... TODO: - Extract duplicate code in builtin-kmem.c and builtin-sched.c into util/sort.c. 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: <4B0B6E72.7010200@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> |
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| .. | ||
| bench | ||
| Documentation | ||
| util | ||
| .gitignore | ||
| builtin-annotate.c | ||
| builtin-bench.c | ||
| builtin-buildid-list.c | ||
| builtin-help.c | ||
| builtin-kmem.c | ||
| builtin-list.c | ||
| builtin-probe.c | ||
| builtin-record.c | ||
| builtin-report.c | ||
| builtin-sched.c | ||
| builtin-stat.c | ||
| builtin-timechart.c | ||
| builtin-top.c | ||
| builtin-trace.c | ||
| builtin.h | ||
| command-list.txt | ||
| CREDITS | ||
| design.txt | ||
| Makefile | ||
| perf.c | ||
| perf.h | ||