From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel.Thibault@drdc-rddc.gc.ca (Thibault, Daniel) Date: Fri, 21 Feb 2014 13:19:32 +0000 Subject: [lttng-dev] lttng trace format Message-ID: <48CF5AC71E61DB46B70D0F388054EFFD2AB21175@VAL-E-02.valcartier.drdc-rddc.gc.ca> > Date: Thu, 20 Feb 2014 21:15:42 -0500 > From: Jessica Foest > > 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 ? > > if yes , what's the necessity of sys_exit ? Nothing in blue in the digest version of your post, sadly. If you mean the *(+0.000001667)* field, that's just the time elapsed since the previous event. Daniel U. Thibault Protection des syst?mes et contremesures (PSC) | Systems Protection & Countermeasures (SPC) Cyber s?curit? pour les missions essentielles (CME) | Mission Critical Cyber Security (MCCS) R & D pour la d?fense Canada - Valcartier (RDDC Valcartier) | Defence R&D Canada - Valcartier (DRDC Valcartier) 2459 route de la Bravoure Qu?bec QC G3J 1X5 CANADA Vox : (418) 844-4000 x4245 Fax : (418) 844-4538 NAC : 918V QSDJ Gouvernement du Canada | Government of Canada