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2026-07-03 - 11:09
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack3slot7.osadl.org (updated Fri Jul 03, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140230ksoftirqd/021721-21kworker/0:219:00:510
14991180watchdog/09893-21rt-features21:40:340
14991170watchdog/025580-21entropy00:15:460
14991150watchdog/0694-21nfs_client22:55:460
14991150watchdog/011922-21aten2.4_r3power23:30:540
14991140watchdog/06432-21munin-node23:15:420
14991130watchdog/021635-21runrttasks00:04:260
14991120watchdog/05514-21aten2.4_r3power23:10:460
14991120watchdog/02792-21runrttasks00:26:140
263059811141cyclictest6960-21nfs_client21:30:410
263059810940cyclictest2792-21runrttasks23:29:510
14991090watchdog/027382-21aten2.4_r3power00:20:580
14991090watchdog/015056-21aten2.4_r3power21:55:540
14991070watchdog/02110-21awk23:00:340
263059810638cyclictest3887-21vmstat23:05:400
14991060watchdog/031770-21aten2.4_r3power22:50:460
263059810535cyclictest24950-21latency_hist20:45:120
14991050watchdog/020349-21munin-node20:30:220
263059810445cyclictest16445-21aten2.4-expect20:15:490
263059810438cyclictest30448-21sendmail_mailqu19:15:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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