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| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-09-17 16:49:43 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-09-18 00:30:25 +0200 |
| commit | 1281a49b7aa865a1f0d60e2b28410e6234fc686b (patch) | |
| tree | 1baad8a9ce4caf99dd687b575a11d18a6ba54b52 /tools/perf/design.txt | |
| parent | 270bbbe80d82fad8b698d0b407eb3ad67cc3492b (diff) | |
perf trace: Sample timestamp and cpu when using record flag
Sample timestamp and cpu just like the -R option.
Before:
init-0 [-01] 1266874889.17179869184709551615: irq_handler_entry: irq=18 handler=eth0
init-0 [-01] 1266874889.17179869184709551615: irq_handler_entry: irq=18 handler=eth0
init-0 [-01] 1266874889.17179869184709551615: irq_handler_entry: irq=1 handler=i8042
init-0 [-01] 1266874889.17179869184709551615: irq_handler_entry: irq=18 handler=eth0
init-0 [-01] 1266874889.17179869184709551615: irq_handler_entry: irq=1 handler=i8042
After:
init-0 [001] 7364.568965353: irq_handler_entry: irq=18 handler=eth0
init-0 [001] 7365.530226877: irq_handler_entry: irq=1 handler=i8042
init-0 [001] 7365.542831563: irq_handler_entry: irq=18 handler=eth0
init-0 [001] 7365.644156299: irq_handler_entry: irq=18 handler=eth0
init-0 [001] 7365.694556201: irq_handler_entry: irq=18 handler=eth0
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <4AB1F827.8040905@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/design.txt')
0 files changed, 0 insertions, 0 deletions