You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-11-22 - 11:23
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri Nov 22, 2024 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
224639944482,0cyclictest4105-21snmpd22:29:120
224639941543,0cyclictest4022-21syslogd22:29:280
224639941435,0cyclictest4588-21ntp_states22:39:420
224639941093,0cyclictest23568-21cron19:14:130
224639940541,0cyclictest26095-21munin-run00:19:160
224639940146,0cyclictest13900-21ls20:55:310
224639939638,0cyclictest22725-21apt00:04:120
224639939092,0cyclictest7609-21latency_hist20:29:240
224639939089,0cyclictest4022-21syslogd22:54:120
224639938884,0cyclictest951-21cron22:24:110
224639938839,0cyclictest31217-21ntp_states19:49:380
224639938837,0cyclictest24605-21irqstats21:44:290
224639938786,0cyclictest8676-21cron20:34:120
224639938696,0cyclictest9806-21munin-run20:39:190
224639938692,0cyclictest23951-21sendmail-mta19:14:500
224639938637,0cyclictest23644-21ntp_offset21:40:030
224639938636,0cyclictest11189-21df20:44:500
224639938533,0cyclictest23397-21latency_hist21:39:260
224639938435,0cyclictest4105-21snmpd23:21:220
224639938332,0cyclictest26943-21sendmail-mta21:54:510
224639938043,0cyclictest2323-21kworker/u2:219:59:420
224639938039,0cyclictest20064-21latency23:50:290
224639937789,0cyclictest0-21swapper19:46:240
224639937693,0cyclictest29877-21cron19:44:130
224639937541,0cyclictest3566-21grep20:10:180
224639937496,0cyclictest28037-21apt-get21:59:500
224639937333,0cyclictest30583-21munin-run00:39:160
224639937239,0cyclictest5624-21sshd22:44:260
224639937191,0cyclictest5297-21cron20:19:110
224639937035,0cyclictest24963-21apt-get00:14:120
224639936943,0cyclictest1158-21jbd2/sda1-800:24:190
224639936831,0cyclictest1158-21jbd2/sda1-823:44:190
224639936790,0cyclictest17680-21sh21:14:110
224639936689,0cyclictest4387-21runrttasks19:25:470
224639936647,0cyclictest14639-1ntpq21:00:000
224639936635,0cyclictest32287-21munin-run22:19:210
224639936631,0cyclictest1158-21jbd2/sda1-820:19:230
224639936567,0cyclictest18947-21cron23:44:110
224639936543,0cyclictest264-21kswapd023:29:450
224639936531,0cyclictest21626-21sort23:59:180
224639936439,0cyclictest16558-21sendmail21:09:140
224639936183,0cyclictest13173-21cron20:54:110
224639936096,0cyclictest11595-21vmstat23:10:120
224639935845,0cyclictest25781-21ntp_states21:49:420
224639935779,0cyclictest779-21munin-run19:59:160
2246399356107,0cyclictest19051-21chrt21:19:420
224639935574,0cyclictest3305-21open_inodes22:34:230
224639935539,0cyclictest12848-21needreboot23:15:250
224639935535,0cyclictest4207-21ntpd00:23:530
2246399355100,0cyclictest28752-21sendmail19:39:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional