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2026-06-08 - 02:45
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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 Mon Jun 08, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31933991150,114cyclictest20333-21kworker/2:422:48:552
3193599110109,0cyclictest49-21ksoftirqd/422:48:564
43012840,1sleep4721-21dbus-daemon21:45:094
288842810,1sleep30-21swapper/321:56:053
253082780,0sleep30-21swapper/321:42:363
31937997737,40cyclictest0-21swapper/622:48:566
257482750,0sleep70-21swapper/722:28:137
257482750,0sleep70-21swapper/722:28:137
311152730,0sleep60-21swapper/623:44:536
217722690,2sleep23193399cyclictest23:00:362
3193699630,63cyclictest18428-21kworker/5:322:48:565
41892520,2sleep03192999cyclictest22:05:560
3169725126,8sleep40-21swapper/419:07:274
116232510,1sleep665-21ksoftirqd/622:23:326
116232510,1sleep665-21ksoftirqd/622:23:326
3193299500,50cyclictest12852-21kworker/1:122:48:561
18322500,0sleep50-21swapper/523:31:395
285942490,0sleep60-21swapper/622:47:346
170682480,1sleep517069-21sshd22:29:395
77012470,0sleep60-21swapper/622:02:256
215822470,0sleep60-21swapper/623:13:456
58442460,0sleep30-21swapper/320:13:313
4352460,0sleep20-21swapper/223:16:222
28422460,0sleep00-21swapper/000:35:010
24882460,0sleep7721ktimersoftd/700:04:087
190052460,0sleep119004-21systemd-cgroups00:29:571
189642460,1sleep7721-21dbus-daemon00:32:127
84762450,0sleep10-21swapper/123:33:511
66542450,1sleep26650-21systemd23:49:142
33712450,0sleep60-21swapper/621:50:486
299252450,0sleep40-21swapper/423:25:454
299252450,0sleep40-21swapper/423:25:454
189782450,0sleep50-21swapper/500:18:325
5652440,0sleep10-21swapper/121:12:301
292662440,0sleep3857-21polkitd23:40:583
60522430,0sleep00-21swapper/022:09:480
55012430,0sleep00-21swapper/000:21:390
294582430,0sleep229453-21sshd21:44:432
41972420,0sleep50-21swapper/523:05:125
3169524231,8sleep20-21swapper/219:07:252
3148624230,8sleep30-21swapper/319:04:383
301012420,0sleep60-21swapper/621:21:566
301012420,0sleep60-21swapper/621:21:566
291692420,1sleep329165-21systemd21:31:153
130572420,0sleep10-21swapper/100:23:571
121922420,1sleep012186-21bash21:28:230
93752410,1sleep09368-21bash23:43:350
3168124129,8sleep60-21swapper/619:07:136
3148424129,8sleep10-21swapper/119:04:361
219372410,0sleep5551rcuc/500:09:035
56792400,2sleep13193299cyclictest22:15:261
3159524027,9sleep50-21swapper/519:06:005
3155724027,9sleep70-21swapper/719:05:307
245952400,0sleep50-21swapper/522:45:255
3147423927,8sleep00-21swapper/019:04:260
218162390,0sleep10-21swapper/119:43:341
31929993837,1cyclictest14772-21kworker/0:122:48:560
125822370,0sleep50-21swapper/521:08:425
254422360,0sleep40-21swapper/422:20:334
161582350,2sleep63193799cyclictest22:04:416
59722340,1sleep35964-21bash22:52:043
3193899330,32cyclictest20803-21systemd22:48:567
261932220,0sleep226187-21sshd23:27:272
261932220,0sleep226187-21sshd23:27:272
3193299215,3cyclictest25-21ksoftirqd/122:07:311
31932992115,4cyclictest25-21ksoftirqd/122:28:111
31932992115,4cyclictest25-21ksoftirqd/122:28:111
54762200,0sleep30-21swapper/323:18:313
3193699200,3cyclictest0-21swapper/523:50:185
3193299204,1cyclictest25-21ksoftirqd/123:12:221
3193299204,1cyclictest25-21ksoftirqd/121:54:291
31932992017,1cyclictest25-21ksoftirqd/123:52:281
221122200,0sleep30-21swapper/323:48:193
51492190,1sleep65150-21grepconf.sh22:34:536
3193899193,0cyclictest0-21swapper/722:35:407
3193299199,1cyclictest25-21ksoftirqd/122:42:011
31932991918,1cyclictest25-21ksoftirqd/100:00:011
31932991915,1cyclictest25-21ksoftirqd/122:56:111
220652190,0sleep40-21swapper/421:49:584
163842190,1sleep316374-21sshd23:24:563
163842190,1sleep316374-21sshd23:24:563
68402180,0sleep00-21swapper/021:47:130
3193299186,2cyclictest25-21ksoftirqd/121:37:541
3193299186,1cyclictest25-21ksoftirqd/121:51:561
31932991816,1cyclictest25-21ksoftirqd/122:08:561
31932991816,1cyclictest25-21ksoftirqd/122:00:381
31932991815,1cyclictest25-21ksoftirqd/122:45:301
31932991814,1cyclictest25-21ksoftirqd/123:19:371
31932991814,1cyclictest25-21ksoftirqd/121:30:301
31932991814,1cyclictest25-21ksoftirqd/100:19:471
31932991813,3cyclictest25-21ksoftirqd/100:17:251
175042180,0sleep30-21swapper/300:22:223
31935991714,2cyclictest49-21ksoftirqd/422:31:064
31935991714,2cyclictest49-21ksoftirqd/422:05:114
31932991716,1cyclictest25-21ksoftirqd/123:46:131
31932991716,1cyclictest25-21ksoftirqd/121:23:371
31932991715,1cyclictest25-21ksoftirqd/123:26:291
31932991715,1cyclictest25-21ksoftirqd/123:26:291
31932991715,1cyclictest25-21ksoftirqd/123:15:071
31932991715,1cyclictest25-21ksoftirqd/122:28:531
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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