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2025-11-28 - 05:24
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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 Fri Nov 28, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
234142810,0sleep50-21swapper/522:23:035
27462700,2sleep62172499cyclictest00:09:486
158442670,1sleep449-21ksoftirqd/422:17:344
203932530,1sleep720386-21sshd21:42:457
2136525129,8sleep10-21swapper/118:51:591
32032490,0sleep50-21swapper/523:04:525
246842480,1sleep341-21ksoftirqd/323:16:513
2135024826,8sleep40-21swapper/418:51:464
228182470,0sleep10-21swapper/121:16:281
33752460,0sleep30-21swapper/300:00:163
2136224432,9sleep70-21swapper/718:51:577
325652430,0sleep40-21swapper/423:45:354
2150424129,8sleep60-21swapper/618:53:576
2137824128,9sleep50-21swapper/518:52:125
187262410,0sleep00-21swapper/000:12:300
128872410,0sleep20-21swapper/223:15:062
83532400,0sleep20-21swapper/222:07:392
249512400,0sleep00-21swapper/021:52:150
2131024027,9sleep30-21swapper/318:51:213
106232400,0sleep40-21swapper/420:56:374
215362390,0sleep50-21swapper/522:36:095
2124023928,8sleep00-21swapper/018:50:220
2120523928,8sleep20-21swapper/218:49:522
152052390,0sleep60-21swapper/622:13:036
317562380,0sleep00-21swapper/023:26:570
199352380,0sleep70-21swapper/700:02:527
127682380,0sleep20-21swapper/223:24:192
224782370,0sleep40-21swapper/422:58:504
184012370,0sleep20-21swapper/222:13:312
2171799269,0cyclictest0-21swapper/500:13:175
21717992514,5cyclictest0-21swapper/500:18:075
2173399237,15cyclictest14737-21sshd22:44:197
21733992317,5cyclictest711-21dbus-daemon23:17:477
2173399225,0cyclictest0-21swapper/719:44:357
2173399210,9cyclictest0-21swapper/720:49:517
2171799217,0cyclictest0-21swapper/521:49:115
21717992110,5cyclictest0-21swapper/519:38:015
2173399208,0cyclictest0-21swapper/721:24:577
2173399200,19cyclictest25951-21kworker/7:100:04:297
43362190,0sleep10-21swapper/123:41:321
2173399198,5cyclictest0-21swapper/723:28:097
2173399198,5cyclictest0-21swapper/721:56:417
2173399198,5cyclictest0-21swapper/721:56:417
2173399198,5cyclictest0-21swapper/721:15:317
2173399198,5cyclictest0-21swapper/720:10:317
2173399198,5cyclictest0-21swapper/720:07:557
2173399198,5cyclictest0-21swapper/719:50:317
2173399198,5cyclictest0-21swapper/719:01:537
2173399198,0cyclictest0-21swapper/723:13:237
2173399198,0cyclictest0-21swapper/721:52:197
2173399198,0cyclictest0-21swapper/719:37:117
2173399198,0cyclictest0-21swapper/719:11:077
2173399197,11cyclictest3733-21bash22:15:497
2173399197,0cyclictest0-21swapper/719:20:177
21733991914,0cyclictest0-21swapper/718:56:397
21733991914,0cyclictest0-21swapper/718:56:397
2173399191,0cyclictest0-21swapper/720:25:457
2171799198,5cyclictest0-21swapper/522:10:175
2171799198,5cyclictest0-21swapper/521:40:315
2171799198,5cyclictest0-21swapper/521:10:415
2171799198,5cyclictest0-21swapper/520:14:355
2171799198,5cyclictest0-21swapper/520:06:575
2171799198,5cyclictest0-21swapper/520:01:175
2171799198,5cyclictest0-21swapper/519:57:595
2171799198,5cyclictest0-21swapper/519:49:555
2171799198,5cyclictest0-21swapper/519:10:535
2171799198,11cyclictest0-21swapper/519:44:175
2171799198,0cyclictest0-21swapper/522:17:275
2171799198,0cyclictest0-21swapper/521:16:195
2171799198,0cyclictest0-21swapper/521:05:395
2173399187,5cyclictest0-21swapper/723:58:557
2173399187,5cyclictest0-21swapper/723:50:517
2173399187,5cyclictest0-21swapper/723:04:537
2173399187,5cyclictest0-21swapper/722:57:217
2173399187,5cyclictest0-21swapper/719:28:197
2173399187,0cyclictest0-21swapper/720:34:577
2173399187,0cyclictest0-21swapper/720:31:137
2173399187,0cyclictest0-21swapper/719:59:337
2173399187,0cyclictest0-21swapper/719:43:597
2173399187,0cyclictest0-21swapper/719:33:097
2173399187,0cyclictest0-21swapper/719:14:197
2173399187,0cyclictest0-21swapper/700:22:257
2173399180,6cyclictest1-21systemd22:49:397
2173399180,6cyclictest0-21swapper/720:47:197
2173399180,0cyclictest0-21swapper/719:56:397
21724991810,1cyclictest65-21ksoftirqd/621:10:326
2171799187,5cyclictest0-21swapper/522:57:075
2171799187,5cyclictest0-21swapper/522:39:375
2171799187,5cyclictest0-21swapper/522:30:315
2171799187,5cyclictest0-21swapper/521:35:375
2171799187,5cyclictest0-21swapper/520:24:495
2171799187,5cyclictest0-21swapper/519:39:475
2171799187,0cyclictest0-21swapper/523:50:495
2171799187,0cyclictest0-21swapper/523:09:375
2171799187,0cyclictest0-21swapper/521:48:495
2171799187,0cyclictest0-21swapper/520:09:355
2171799187,0cyclictest0-21swapper/500:20:375
21687991816,2cyclictest30429-21kworker/1:122:14:511
2173399179,0cyclictest0-21swapper/721:21:597
2173399176,5cyclictest0-21swapper/723:47:357
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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