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2026-09-08 - 12:21
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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 rack7slot0.osadl.org (updated Tue Sep 08, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750680,0irq/25-eth00-21swapper/219:05:162
120650650,0irq/26-eth1-rx-0-21swapper/119:05:141
120650640,0irq/26-eth1-rx-0-21swapper/319:09:243
112750440,0irq/25-eth00-21swapper/019:05:450
120650180,0irq/26-eth1-rx-32051-21bash22:50:532
112750180,0irq/25-eth020-21ksoftirqd/123:45:221
2721599170,0cyclictest0-21swapper/122:11:511
27215991514,0cyclictest0-21swapper/100:15:481
27215991512,0cyclictest0-21swapper/100:02:481
41140,0ktimersoftd/00-21swapper/023:04:490
27217991413,0cyclictest2269-21bash23:13:283
2721799140,0cyclictest112750irq/25-eth021:19:513
2721799140,0cyclictest112750irq/25-eth021:19:513
2721699140,0cyclictest18271-21sshd00:11:052
2721699140,0cyclictest0-21swapper/222:05:502
2721699140,0cyclictest0-21swapper/221:27:442
2721699140,0cyclictest0-21swapper/221:27:442
27215991412,0cyclictest0-21swapper/122:42:591
27215991411,0cyclictest4166-21sshd23:43:301
2721499140,0cyclictest0-21swapper/022:31:270
112750140,0irq/25-eth028679-21sshd22:54:173
27217991312,0cyclictest32053-21sshd23:09:303
27217991312,0cyclictest0-21swapper/322:48:573
27217991311,0cyclictest34-21rcuc/300:25:093
27217991311,0cyclictest21198-21bash21:43:203
27217991311,0cyclictest0-21swapper/323:37:033
27217991311,0cyclictest0-21swapper/322:25:363
2721799130,0cyclictest0-21swapper/323:40:593
2721799130,0cyclictest0-21swapper/322:15:223
2721799130,0cyclictest0-21swapper/300:19:063
27216991312,0cyclictest0-21swapper/200:30:152
27216991312,0cyclictest0-21swapper/200:06:042
27216991310,0cyclictest0-21swapper/223:00:122
2721699130,0cyclictest0-21swapper/223:43:462
27215991312,0cyclictest29761-21kworker/1:022:06:511
27215991312,0cyclictest19644-21sshd21:46:451
27215991312,0cyclictest19134-21diskmemload22:19:451
27215991312,0cyclictest0-21swapper/122:57:021
27215991312,0cyclictest0-21swapper/121:33:451
27215991311,0cyclictest0-21swapper/121:50:491
27215991311,0cyclictest0-21swapper/100:29:591
27215991311,0cyclictest0-21swapper/100:05:491
27215991310,0cyclictest5939-21sshd23:54:541
2721599130,0cyclictest0-21swapper/122:02:541
2721599130,0cyclictest0-21swapper/121:55:501
2721599130,0cyclictest0-21swapper/119:55:351
27214991312,0cyclictest0-21swapper/021:27:060
27214991312,0cyclictest0-21swapper/021:27:060
27214991311,0cyclictest0-21swapper/022:03:340
112750130,0irq/25-eth00-21swapper/323:32:513
112750130,0irq/25-eth00-21swapper/321:39:363
27217991211,0cyclictest0-21swapper/322:20:363
27217991211,0cyclictest0-21swapper/322:07:433
27217991211,0cyclictest0-21swapper/322:03:453
27217991211,0cyclictest0-21swapper/321:46:483
27217991211,0cyclictest0-21swapper/321:31:563
27217991210,0cyclictest0-21swapper/323:54:153
27217991210,0cyclictest0-21swapper/323:47:513
27217991210,0cyclictest0-21swapper/323:22:323
27217991210,0cyclictest0-21swapper/322:39:113
27217991210,0cyclictest0-21swapper/321:11:293
2721799120,0cyclictest0-21swapper/323:25:253
2721799120,0cyclictest0-21swapper/300:36:273
2721799120,0cyclictest0-21swapper/300:36:273
27216991211,0cyclictest21518-21sshd00:04:062
27216991211,0cyclictest0-21swapper/222:04:482
27216991211,0cyclictest0-21swapper/221:53:452
27216991210,0cyclictest0-21swapper/223:07:032
27216991210,0cyclictest0-21swapper/221:15:252
27216991210,0cyclictest0-21swapper/221:15:252
2721699120,0cyclictest12686-21sshd22:45:072
2721699120,0cyclictest0-21swapper/223:29:022
2721699120,0cyclictest0-21swapper/200:36:312
2721699120,0cyclictest0-21swapper/200:36:302
2721699120,0cyclictest0-21swapper/200:18:102
27215991212,0cyclictest0-21swapper/100:22:531
27215991211,0cyclictest0-21swapper/123:07:501
27215991211,0cyclictest0-21swapper/121:22:291
27215991210,0cyclictest0-21swapper/123:39:341
2721599120,0cyclictest0-21swapper/122:46:151
2721599120,0cyclictest0-21swapper/122:24:451
2721599120,0cyclictest0-21swapper/121:25:371
2721599120,0cyclictest0-21swapper/121:25:371
27214991211,0cyclictest8227-21sshd00:21:080
27214991211,0cyclictest0-21swapper/023:40:420
27214991211,0cyclictest0-21swapper/023:27:000
27214991211,0cyclictest0-21swapper/022:40:590
27214991211,0cyclictest0-21swapper/022:07:310
27214991211,0cyclictest0-21swapper/000:30:180
27214991210,0cyclictest1314-21cp22:36:210
27214991210,0cyclictest0-21swapper/021:51:300
2721499120,0cyclictest12736-21sshd22:56:050
2721499120,0cyclictest0-21swapper/023:36:450
2721499120,0cyclictest0-21swapper/021:56:290
2721499120,0cyclictest0-21swapper/021:39:390
2721499120,0cyclictest0-21swapper/020:40:120
271120,0ktimersoftd/20-21swapper/223:36:422
112750120,0irq/25-eth01539-21sshd22:32:563
112750120,0irq/25-eth00-21swapper/322:57:123
112750120,0irq/25-eth00-21swapper/100:38:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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