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2026-04-11 - 10:23
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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 Sat Apr 11, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/029001-21kworker/0:218:57:410
318579815413cyclictest3599-21aten2.4-expect22:42:530
318579815012cyclictest27931-21needreboot00:02:430
318579814914cyclictest20186-21nfs_client20:07:390
318579814911cyclictest31851-21munin-node21:47:200
318579814813cyclictest1071-21munin-node00:22:230
318579814812cyclictest31242-21timerandwakeup22:27:510
318579814811cyclictest23010-21swap20:17:290
318579814715cyclictest13678-21df23:17:280
318579814713cyclictest3019-21runrttasks23:32:200
318579814713cyclictest15133-21munin-node23:22:250
318579814713cyclictest1247-21if_eth019:07:240
318579814712cyclictest22639-21runrttasks22:02:000
318579814614cyclictest22073-21munin-node23:42:530
318579814613cyclictest20307-21aten2.4_r3power23:37:460
318579814613cyclictest10456-21munin-node21:22:380
318579814612cyclictest3019-21runrttasks21:35:320
318579814612cyclictest15112-21munin-node19:52:240
318579814513cyclictest17434-21missed_timers21:42:540
318579814512cyclictest9767-21aten2.4-expect23:02:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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