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2026-06-27 - 20:17
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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 rackaslot0.osadl.org (updated Sat Jun 27, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246102850,0sleep224600-21sshd11:59:022
54932650,1sleep25490-21sshd10:37:262
236352630,1sleep023630-21bash10:58:590
177092610,1sleep11734-21runrttasks10:04:161
171172610,1sleep18-21rcu_preempt10:32:441
1096425923,19sleep30-21swapper/307:07:253
299492580,0sleep00-21swapper/010:22:250
198342580,0sleep20-21swapper/210:44:272
10582580,1sleep218841-21diskmemload11:39:552
10272570,1sleep121-21ksoftirqd/110:54:111
234322560,1sleep323431-21bash09:18:583
218622560,1sleep321859-21sshd11:38:523
183352550,0sleep337-21rcuc/311:44:173
110312550,1sleep311030-21bash09:26:233
180692540,1sleep10-21swapper/111:12:461
143512540,0sleep00-21swapper/010:18:130
55102530,0sleep21734-21runrttasks12:11:332
176232530,1sleep2291ktimersoftd/212:04:082
78462520,1sleep10-21swapper/111:20:231
75232510,0sleep10-21swapper/110:37:371
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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