You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-19 - 18:32
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: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Wed Aug 19, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111918699305243,51cyclictest29-21kswapd008:36:130
117521622960,3sleep01175217-21idleruntime10:30:220
111918699287214,19cyclictest29-21kswapd008:40:220
111918699286256,20cyclictest29-21kswapd007:41:020
111918699265238,16cyclictest1127220-21kworker/u2:307:45:210
116686622640,2sleep01166868-21ls10:00:220
115316522630,4chrt1153153-21ntpq09:10:390
113537822530,3sleep01135381-21cut08:06:180
115140222520,3chrt1151403-21cat09:05:070
111918699206174,20cyclictest1119194-21kworker/u2:107:20:040
111918699205167,26cyclictest1127139-31find07:36:280
111918699200169,19cyclictest1153180-21kworker/u2:209:25:040
111918699198168,18cyclictest1200960-21kworker/u2:112:10:070
111918699198167,19cyclictest1108891-21kworker/u2:207:10:040
111918699196170,17cyclictest1140644-21kworker/u2:108:31:180
111918699196167,17cyclictest1157367-21kworker/u2:009:40:040
119862321950,2sleep01198624-21latency_hist11:55:000
111918699194165,18cyclictest1153180-21kworker/u2:209:20:010
111918699194164,19cyclictest1176851-21kworker/u2:010:40:090
111918699193163,18cyclictest1157367-21kworker/u2:010:00:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional