Hi Thorsten, On Wed, 23 Jan 2013 13:38:00 +0100, Thorsten Schuett wrote: > Hi, > > I record three different events for my test-program: > perf record -s -e cycles,instructions,LLC-load-misses ./test-program > > I want to plot the occurences of the different events over time, > i.e. x-axis is time and y-axis is event count. > > With > perf report -D > I can dump perf.data to ASCII. However, I could not figure out how to > extract different event types from the ASCII output. > > 0x1edb88 [0x30]: event: 9 > . > . ... raw event: size 48 bytes > . 0000: 09 00 00 00 02 00 30 00 43 b6 2f e7 52 2b 00 00 ......0.C./.R+.. > . 0010: 2b 20 01 00 2f 20 01 00 2e 21 8e 48 b4 a9 26 00 + ../ ...!.H..&. > . 0020: f6 6d 00 00 00 00 00 00 6b 60 63 00 00 00 00 00 .m......k`c..... > . > 10882640891486510 0x1edb88 [0x30]: PERF_RECORD_SAMPLE(IP, 2): > 73771/73775: 0x2b52e72fb643 period: 6512747 addr: 0 > > I figured out how to parse the timestamp, pid and pid and I guess > period says how often an event happened in the period. However I do > not know which event occured. Is this only encoded in the raw event or > am I missing something? > > Thorsten
There's a patch proposed for this. I guess it'll likely get merged soon so that you can use it in v3.9? http://thread.gmane.org/gmane.linux.kernel/1427078/ Thanks, Namhyung -- To unsubscribe from this list: send the line "unsubscribe linux-perf-users" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
