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2026-08-25 - 21:23
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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 100 highest latencies:
System rack3slot0.osadl.org (updated Tue Aug 25, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2176821090,2sleep22859199cyclictest11:52:122
221462920,2sleep32860099cyclictest09:28:453
315722570,1sleep09-21ksoftirqd/009:49:080
229162540,1sleep022903-21irqstats10:50:350
326342530,1sleep632638-21bash10:51:056
36652510,0sleep63666-21systemd-cgroups09:52:596
2818325127,8sleep60-21swapper/607:02:036
11832510,0sleep71158-21sshd10:03:417
296902500,0sleep10-21swapper/110:45:321
199362500,0sleep30-21swapper/311:43:083
8392490,1sleep2830-21bash09:40:132
79852490,1sleep773-21ksoftirqd/710:42:257
274472490,2sleep62862399cyclictest09:14:386
213402480,0sleep10-21swapper/110:10:241
111262480,0sleep3401ktimersoftd/309:44:233
70822470,0sleep40-21swapper/409:18:534
165172470,0sleep50-21swapper/510:33:505
121162470,0sleep20-21swapper/211:31:542
143912460,1sleep114392-21bash11:06:301
116752460,0sleep70-21swapper/710:57:157
292082440,0sleep529206-21sshd11:49:035
277012440,0sleep30-21swapper/310:43:333
156012440,0sleep40-21swapper/411:04:494
134032440,0sleep70-21swapper/709:35:307
86502430,0sleep10-21swapper/110:44:191
2817324331,8sleep50-21swapper/507:01:545
179012430,0sleep30-21swapper/312:17:123
175522430,0sleep00-21swapper/012:08:120
152082430,0sleep00-21swapper/010:30:090
117822430,0sleep10-21swapper/110:09:521
102732430,1sleep233-21ksoftirqd/209:42:292
256382420,0sleep70-21swapper/708:50:377
244582420,1sleep024457-21bash10:43:220
71692410,0sleep70-21swapper/711:04:207
67232410,0sleep30-21swapper/312:09:273
37672410,0sleep30-21swapper/311:53:023
2831224129,9sleep40-21swapper/407:03:454
2830424129,9sleep10-21swapper/107:03:421
2822024129,9sleep30-21swapper/307:02:323
179072410,0sleep40-21swapper/409:59:134
88982400,0sleep50-21swapper/510:20:375
2809024028,8sleep70-21swapper/707:00:437
246812400,0sleep30-21swapper/311:34:273
21002400,0sleep10-21swapper/112:05:331
2830323928,8sleep00-21swapper/007:03:410
2818823927,8sleep20-21swapper/207:02:072
318452380,0sleep20-21swapper/210:01:442
219232380,0sleep40-21swapper/412:30:114
219612370,0sleep40-21swapper/411:39:414
6262330,0sleep40-21swapper/411:27:404
2861599201,1cyclictest131rcu_sched12:27:455
2861599193,15cyclictest857-21polkitd11:03:395
28615991915,3cyclictest57-21ksoftirqd/509:55:015
28615991915,3cyclictest57-21ksoftirqd/509:20:315
28615991914,3cyclictest57-21ksoftirqd/512:06:145
141062190,0sleep20-21swapper/209:10:182
140712190,0sleep1758-21runrttasks11:48:111
2861599189,7cyclictest57-21ksoftirqd/511:23:165
28615991816,1cyclictest57-21ksoftirqd/510:00:205
28615991815,2cyclictest464-21systemd-journal09:14:005
28615991815,1cyclictest57-21ksoftirqd/512:01:005
2861599178,1cyclictest57-21ksoftirqd/509:29:365
2861599176,1cyclictest57-21ksoftirqd/511:27:475
28615991716,1cyclictest57-21ksoftirqd/511:06:375
28615991715,1cyclictest57-21ksoftirqd/511:40:305
28615991715,1cyclictest57-21ksoftirqd/510:36:245
28615991715,1cyclictest57-21ksoftirqd/509:05:385
28615991712,3cyclictest57-21ksoftirqd/512:30:415
28607991713,1cyclictest49-21ksoftirqd/411:55:194
194552170,0sleep40-21swapper/411:48:304
316272160,0sleep20-21swapper/212:34:172
28623991613,3cyclictest65-21ksoftirqd/610:21:336
28615991615,1cyclictest57-21ksoftirqd/509:37:165
28615991614,1cyclictest57-21ksoftirqd/511:00:115
28615991614,1cyclictest57-21ksoftirqd/510:27:555
28615991614,1cyclictest57-21ksoftirqd/510:18:065
28615991614,1cyclictest57-21ksoftirqd/510:13:385
28615991614,1cyclictest57-21ksoftirqd/509:40:365
28615991613,1cyclictest57-21ksoftirqd/509:17:235
28615991612,3cyclictest57-21ksoftirqd/509:35:045
28615991612,1cyclictest57-21ksoftirqd/509:46:485
28615991610,3cyclictest57-21ksoftirqd/512:13:065
28615991610,3cyclictest57-21ksoftirqd/512:13:065
2859199165,7cyclictest23229-21systemd10:54:182
28582991611,3cyclictest25-21ksoftirqd/110:39:431
155802160,1sleep115548-21sshd11:24:561
299612150,0sleep429958-21systemd-cgroups12:08:564
28615991514,1cyclictest57-21ksoftirqd/512:15:325
28615991514,1cyclictest57-21ksoftirqd/511:17:495
28615991513,1cyclictest57-21ksoftirqd/512:24:085
28615991513,1cyclictest57-21ksoftirqd/511:40:095
28615991513,1cyclictest57-21ksoftirqd/511:33:095
28615991513,1cyclictest57-21ksoftirqd/511:11:265
28615991513,1cyclictest57-21ksoftirqd/510:53:195
28615991513,1cyclictest57-21ksoftirqd/510:03:595
28615991512,1cyclictest57-21ksoftirqd/510:44:175
28615991511,4cyclictest57-21ksoftirqd/510:46:315
28615991511,3cyclictest57-21ksoftirqd/511:54:005
28600991514,1cyclictest41-21ksoftirqd/311:50:103
28591991510,4cyclictest9117-21sshd11:20:492
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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