Thanks a lot.
2014-02-20 21:28 GMT-05:00 Jérémie Galarneau <[email protected] >: > On Thu, Feb 20, 2014 at 9:15 PM, Jessica Foest <[email protected]> > wrote: > > Hi all > > is there a document that explain the meaning of fields displayed in the > > traces generated by babeltrace ? > > > > > > an example : > > > > [19:52:06.617756425] (+0.000001667) workstation sys_splice: { cpu_id = 3 > }, > > { perf_branches = 418157709, perf_branch_instructions = 418156946, > > perf_cache_misses = 6682769, perf_cache_references = 50147680, > > perf_instructions = 3049323811, vppid = 587, ppid = 587, vtid = 3502, > tid = > > 3502, vpid = 3499, nice = 0, prio = 20, procname = "lttng-consumerd", > pid = > > 3499 }, { fd_in = 10, off_in = 0x0, fd_out = 26, off_out = 0x0, len = > 65536, > > flags = 5 } > > > > the field mentioned in blue , is it the execution time of sys_splice ? > > > > Hi Jessica, > > It represents the delta between this event and the one before. > > For instance, picking two events from a kernel trace on my system... > > [21:25:29.901647477] (+0.000001585) XThink power_cpu_idle: { cpu_id = > 2 }, { state = 4, cpu_id = 2 } > [21:25:29.901648940] (+0.000001463) XThink sched_stat_sleep: { cpu_id > = 6 }, { comm = "clementine", tid = 4318, delay = 5158461 } > > 901648940 - 901647477 = +0.000001463 > > Regards, > Jérémie > > > if yes , what's the necessity of sys_exit ? > > Regards > > > > _______________________________________________ > > lttng-dev mailing list > > [email protected] > > http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev > > > > > > -- > Jérémie Galarneau > EfficiOS Inc. > http://www.efficios.com >
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