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2026-08-27 - 00:36
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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 Wed Aug 26, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/026364-21kworker/0:006:56:500
318979815312cyclictest16908-21munin-node11:26:460
318979815112cyclictest22365-21missed_timers11:42:200
318979814812cyclictest6617-21nfs_client09:07:040
318979814812cyclictest5015-21aten2.4_r3power10:47:010
318979814812cyclictest27895-21df10:16:540
318979814713cyclictest32734-21unixbench_singl12:16:590
318979814612cyclictest12468-21df07:41:530
318979814611cyclictest377-21nfs_client10:32:030
318979814513cyclictest26768-21needreboot10:12:070
318979814513cyclictest18520-21munin-node08:02:100
318979814512cyclictest9879-21aten2.4_r3power09:17:100
318979814512cyclictest24645-21munin-node10:07:000
318979814413cyclictest18929-21nfs_client11:32:060
318979814412cyclictest1929-21nfs_client10:37:070
318979814313cyclictest6099-21df07:21:530
318979814313cyclictest2792-21runrttasks12:21:380
318979814313cyclictest24772-21munin-node11:51:520
318979814312cyclictest23376-21aten2.4_r3power08:16:550
318979814312cyclictest19820-21runrttasks09:51:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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