You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-22 - 16:21
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack5slot0.osadl.org (updated Wed Apr 22, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2708621390,2sleep20-21swapper/209:21:002
2708621390,2sleep20-21swapper/209:21:002
1366521200,2sleep20-21swapper/209:47:492
1753021180,2sleep317528-21sshd09:48:143
1094421050,0sleep08-21rcu_preempt12:25:240
276352960,1sleep22023-21nfsd10:56:532
2721129433,49sleep10-21swapper/107:07:221
164822940,1sleep00-21swapper/009:16:330
164822940,1sleep00-21swapper/009:16:330
86862880,4sleep20-21swapper/211:52:002
2572628825,40sleep30-21swapper/307:05:123
128022870,1sleep012803-21sshd09:40:500
275822860,1sleep00-21swapper/011:11:030
124642850,0sleep20-21swapper/212:25:342
327322840,2sleep232731-21bash10:53:532
241782840,3sleep20-21swapper/209:55:592
176202840,2sleep317619-21sshd11:42:163
321432830,1sleep00-21swapper/010:35:450
198592820,1sleep20-21swapper/212:04:552
188612810,2sleep30-21swapper/311:31:423
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional