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2026-08-27 - 03:59
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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 Thu Aug 27, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750690,0irq/25-eth00-21swapper/119:05:101
120650600,0irq/26-eth1-rx-0-21swapper/319:05:433
112750550,0irq/25-eth00-21swapper/219:08:252
120650460,0irq/26-eth1-rx-0-21swapper/019:09:540
351180,0ktimersoftd/329296-21bash21:13:383
271180,0ktimersoftd/220588-21bash00:06:342
499699160,0cyclictest0-21swapper/323:15:113
499699150,0cyclictest0-21swapper/323:04:543
499599150,0cyclictest0-21swapper/223:15:112
4996991413,0cyclictest0-21swapper/322:29:153
4996991413,0cyclictest0-21swapper/322:05:053
4996991413,0cyclictest0-21swapper/321:47:053
4996991411,0cyclictest0-21swapper/321:24:543
4996991411,0cyclictest0-21swapper/300:29:363
499699140,0cyclictest0-21swapper/323:06:253
4995991413,0cyclictest29320-21diskmemload00:00:102
4995991413,0cyclictest0-21swapper/222:10:162
499599140,0cyclictest0-21swapper/221:30:222
499399140,0cyclictest22548-21sshd23:52:000
4996991312,0cyclictest25813-21rm21:16:533
4996991312,0cyclictest20387-21sshd22:45:103
4996991312,0cyclictest17284-21cp00:21:073
4996991312,0cyclictest0-21swapper/300:34:003
499699130,0cyclictest17853-21sshd00:10:043
499699130,0cyclictest0-21swapper/319:45:143
4995991312,0cyclictest3416-21sshd23:53:322
4995991312,0cyclictest16618-21sshd22:37:132
499599130,0cyclictest0-21swapper/200:34:392
4994991312,0cyclictest13779-21sshd22:29:341
4994991312,0cyclictest0-21swapper/123:53:201
4994991311,0cyclictest25761-21sshd21:42:451
4994991311,0cyclictest18-21rcuc/122:44:401
4994991311,0cyclictest0-21swapper/123:49:361
4994991311,0cyclictest0-21swapper/121:39:231
4994991311,0cyclictest0-21swapper/100:24:131
4993991312,0cyclictest0-21swapper/023:45:220
4993991312,0cyclictest0-21swapper/023:10:110
4993991312,0cyclictest0-21swapper/022:25:400
4993991311,0cyclictest0-21swapper/000:02:190
499399130,0cyclictest0-21swapper/023:34:050
499399130,0cyclictest0-21swapper/000:12:530
112750130,0irq/25-eth031369-21sshd21:21:120
112750130,0irq/25-eth025844-21sshd22:38:183
9950120,0irq/24-0000:00:34-21rcuc/320:43:323
4996991211,0cyclictest27164-21sshd23:22:563
4996991211,0cyclictest18314-21sshd23:55:133
4996991211,0cyclictest0-21swapper/322:23:333
4996991211,0cyclictest0-21swapper/322:19:573
4996991210,0cyclictest0-21swapper/322:59:063
4996991210,0cyclictest0-21swapper/322:30:183
4996991210,0cyclictest0-21swapper/300:19:153
499699120,0cyclictest0-21swapper/321:59:033
499699120,0cyclictest0-21swapper/321:35:553
4995991211,0cyclictest0-21swapper/221:28:122
4995991211,0cyclictest0-21swapper/221:23:552
4995991211,0cyclictest0-21swapper/200:29:132
4995991210,0cyclictest0-21swapper/223:37:372
4995991210,0cyclictest0-21swapper/223:00:552
4995991210,0cyclictest0-21swapper/220:06:182
499599120,0cyclictest0-21swapper/222:00:122
499599120,0cyclictest0-21swapper/200:17:562
4994991212,0cyclictest0-21swapper/100:01:481
4994991211,0cyclictest26470-21sshd23:59:561
4994991211,0cyclictest191ktimersoftd/121:13:391
4994991211,0cyclictest0-21swapper/122:37:001
4994991210,0cyclictest0-21swapper/122:51:591
4994991210,0cyclictest0-21swapper/119:10:351
499499120,0cyclictest0-21swapper/123:03:361
499399120,0cyclictest32522-21bash21:14:010
499399120,0cyclictest0-21swapper/023:37:560
499399120,0cyclictest0-21swapper/023:02:020
499399120,0cyclictest0-21swapper/021:55:140
271120,0ktimersoftd/20-21swapper/223:29:012
112750120,0irq/25-eth019721-21sshd22:00:250
112750120,0irq/25-eth00-21swapper/323:11:043
112750120,0irq/25-eth00-21swapper/322:44:003
112750120,0irq/25-eth00-21swapper/223:42:442
112750120,0irq/25-eth00-21swapper/222:45:422
112750120,0irq/25-eth00-21swapper/200:24:122
499699119,0cyclictest0-21swapper/320:01:083
4996991110,0cyclictest0-21swapper/323:33:363
499699110,0cyclictest0-21swapper/320:35:203
499699110,0cyclictest0-21swapper/320:16:423
499699110,0cyclictest0-21swapper/319:51:573
499699110,0cyclictest0-21swapper/319:26:033
4995991111,0cyclictest0-21swapper/221:57:512
4995991111,0cyclictest0-21swapper/200:10:442
4995991110,0cyclictest0-21swapper/219:51:482
499599110,0cyclictest12688-21bash23:58:182
499599110,0cyclictest12471-21bash23:06:222
499599110,0cyclictest0-21swapper/221:40:392
499599110,0cyclictest0-21swapper/219:41:552
4994991111,0cyclictest18-21rcuc/100:06:341
4994991111,0cyclictest0-21swapper/123:29:161
4994991111,0cyclictest0-21swapper/123:10:411
4994991111,0cyclictest0-21swapper/122:32:271
4994991111,0cyclictest0-21swapper/122:23:521
4994991111,0cyclictest0-21swapper/122:02:161
4994991111,0cyclictest0-21swapper/100:33:251
4994991111,0cyclictest0-21swapper/100:17:371
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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