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2025-06-19 - 01:38
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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 50 highest latencies:
System rack3slot0.osadl.org (updated Wed Jun 18, 2025 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297672480,0sleep5763-21runrttasks07:40:145
15152480,1sleep773-21ksoftirqd/711:00:057
56852470,3sleep3634199cyclictest11:32:043
240392470,1sleep31-21systemd09:52:173
126152470,0sleep50-21swapper/511:32:385
79252460,0sleep10-21swapper/112:22:241
313012450,0sleep031282-21sshd11:31:290
191092450,2sleep0632299cyclictest09:14:100
159792450,0sleep3711-21dbus-daemon12:01:283
154622450,0sleep10-21swapper/109:26:281
148382450,0sleep70-21swapper/710:06:397
607624421,8sleep50-21swapper/506:58:515
257322440,0sleep20-21swapper/209:55:372
227572440,0sleep40-21swapper/411:04:584
156512440,0sleep70-21swapper/709:23:067
142712440,0sleep30-21swapper/311:01:053
270722430,0sleep40-21swapper/412:04:494
88262420,2sleep1633199cyclictest10:30:191
582824229,9sleep30-21swapper/306:55:293
46712420,0sleep30-21swapper/309:25:263
34242420,0sleep00-21swapper/009:02:570
322292420,0sleep30-21swapper/309:38:003
305572420,0sleep4471rcuc/409:40:414
170132420,0sleep10-21swapper/109:36:291
161272420,0sleep60-21swapper/607:15:176
131232420,0sleep0101ktimersoftd/010:45:480
277652410,1sleep027766-21grepconf.sh11:11:110
205692410,1sleep71-21systemd09:17:217
97422400,1sleep4481ktimersoftd/408:55:244
614024029,8sleep70-21swapper/706:59:417
613524028,8sleep20-21swapper/206:59:362
605324027,9sleep40-21swapper/406:58:344
594124027,9sleep00-21swapper/006:57:020
222172400,2sleep6634499cyclictest12:21:016
185452400,0sleep10-21swapper/111:33:061
176582400,2sleep6634499cyclictest10:06:546
160322400,0sleep50-21swapper/510:13:095
14532400,0sleep10-21swapper/111:11:441
592923926,9sleep60-21swapper/606:56:526
52572390,0sleep10-21swapper/109:59:521
235692390,0sleep40-21swapper/409:27:194
13312390,0sleep10-21swapper/111:29:061
122872390,0sleep70-21swapper/712:10:457
122872390,0sleep70-21swapper/712:10:457
585723826,9sleep10-21swapper/106:55:511
295702340,0sleep10-21swapper/108:35:191
134742270,0sleep60-21swapper/611:19:026
633199232,20cyclictest20072-21sshd11:57:011
634199201,18cyclictest1-21systemd11:45:043
634199190,2cyclictest13709-21bash09:10:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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