You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-04-20 - 08:36
Click here to display the system's profile data.
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: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Tue Mar 26, 2024 00:43:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
877699498145,0cyclictest8283-21fschecks_time22:06:090
877699475129,0cyclictest4679-21kernelversion20:25:430
877699473112,0cyclictest3159-21runrttasks23:40:250
877699468124,0cyclictest15293-21cat22:25:490
877699462142,0cyclictest12890-21cron20:49:340
877699457151,0cyclictest23371-21cut00:16:050
877699454121,0cyclictest2725-21syslogd23:29:280
877699440152,0cyclictest30212-21tune2fs20:06:070
877699437175,0cyclictest22642-21seq21:15:190
877699437124,0cyclictest2725-21syslogd22:19:310
877699435171,0cyclictest16805-21head22:30:320
877699433128,0cyclictest2725-21syslogd00:14:280
877699431136,0cyclictest12295-21fschecks_time20:46:010
87769942998,0cyclictest7416-21cron23:34:290
87769942595,0cyclictest2725-21syslogd00:34:280
877699425134,0cyclictest9737-21python20:40:120
877699425118,0cyclictest18883-21python00:05:150
877699423130,0cyclictest23849-21cron21:19:350
877699423109,0cyclictest22021-21cron21:14:290
877699418170,0cyclictest31201-21runrttasks23:10:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional