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2026-04-07 - 09:47
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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 Apr 07, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650670,0irq/26-eth1-rx-0-21swapper/319:06:233
112750660,0irq/25-eth00-21swapper/119:05:221
112750550,0irq/25-eth00-21swapper/219:08:382
497624421,0sleep00-21swapper/019:08:560
512899180,0cyclictest0-21swapper/021:51:380
512999161,0cyclictest0-21swapper/122:03:381
5129991514,0cyclictest0-21swapper/100:05:291
5129991513,0cyclictest0-21swapper/121:28:471
513199140,0cyclictest3251-21sshd22:40:183
513199140,0cyclictest0-21swapper/319:45:143
5129991411,0cyclictest0-21swapper/123:35:031
512999140,0cyclictest0-21swapper/123:52:071
5128991413,0cyclictest21445-21sshd00:27:460
5131991312,0cyclictest8917-21sshd21:44:393
5131991312,0cyclictest0-21swapper/323:47:273
5131991312,0cyclictest0-21swapper/323:30:363
5131991312,0cyclictest0-21swapper/322:38:193
5131991311,0cyclictest27535-21sshd22:01:243
513199130,0cyclictest0-21swapper/323:53:083
513199130,0cyclictest0-21swapper/322:55:123
5130991312,0cyclictest0-21swapper/222:28:082
5130991311,0cyclictest0-21swapper/222:50:382
513099130,0cyclictest0-21swapper/222:46:552
513099130,0cyclictest0-21swapper/222:44:572
513099130,0cyclictest0-21swapper/221:46:522
5129991312,0cyclictest29444-21diskmemload21:57:131
5129991310,0cyclictest28613-21sshd21:23:531
5129991310,0cyclictest11023-21sshd22:55:401
5128991311,0cyclictest0-21swapper/022:19:090
5128991310,0cyclictest0-21swapper/023:06:060
512899130,0cyclictest0-21swapper/022:21:230
512899130,0cyclictest0-21swapper/022:06:240
512899130,0cyclictest0-21swapper/022:06:230
112750130,0irq/25-eth00-21swapper/221:35:432
112750130,0irq/25-eth00-21swapper/221:35:432
112750130,0irq/25-eth00-21swapper/023:56:200
5131991211,0cyclictest30920-21bash21:57:133
5131991211,0cyclictest0-21swapper/322:13:553
5131991210,0cyclictest25889-21sshd00:14:103
513199120,0cyclictest1480-21nfsd22:46:003
513199120,0cyclictest0-21swapper/323:58:503
513199120,0cyclictest0-21swapper/322:28:553
513199120,0cyclictest0-21swapper/322:09:453
513199120,0cyclictest0-21swapper/322:09:453
513199120,0cyclictest0-21swapper/300:06:303
5130991211,0cyclictest0-21swapper/223:35:562
5130991211,0cyclictest0-21swapper/223:22:492
5130991211,0cyclictest0-21swapper/222:01:372
5130991211,0cyclictest0-21swapper/200:36:492
5130991210,0cyclictest0-21swapper/222:35:172
513099120,0cyclictest0-21swapper/222:16:362
5129991212,0cyclictest0-21swapper/121:44:411
5129991211,0cyclictest29444-21diskmemload21:48:531
5129991211,0cyclictest0-21swapper/123:29:211
5129991211,0cyclictest0-21swapper/122:48:141
5129991211,0cyclictest0-21swapper/122:05:361
5129991211,0cyclictest0-21swapper/122:05:351
5129991210,0cyclictest0-21swapper/123:57:491
5129991210,0cyclictest0-21swapper/121:31:131
512999120,0cyclictest29444-21diskmemload00:29:461
512999120,0cyclictest0-21swapper/123:18:121
512999120,0cyclictest0-21swapper/100:38:561
5128991211,0cyclictest10133-21sshd00:06:590
5128991211,0cyclictest0-21swapper/023:21:120
512899120,0cyclictest28523-21sshd23:36:180
512899120,0cyclictest0-21swapper/023:26:540
512899120,0cyclictest0-21swapper/022:29:570
512899120,0cyclictest0-21swapper/021:55:480
512899120,0cyclictest0-21swapper/021:36:390
512899120,0cyclictest0-21swapper/021:36:380
512899120,0cyclictest0-21swapper/020:55:100
512899120,0cyclictest0-21swapper/000:16:500
191120,0ktimersoftd/10-21swapper/122:15:291
191120,0ktimersoftd/10-21swapper/100:02:491
112750120,0irq/25-eth032076-21sshd22:25:341
112750120,0irq/25-eth00-21swapper/123:32:021
112750120,0irq/25-eth00-21swapper/000:01:250
5131991111,0cyclictest0-21swapper/323:40:013
5131991111,0cyclictest0-21swapper/300:30:333
5131991110,0cyclictest28988-21bash23:26:533
5131991110,0cyclictest28848-21hddtemp_smartct00:00:143
5131991110,0cyclictest28596-21sshd21:19:143
5131991110,0cyclictest19152-21sshd00:17:533
5131991110,0cyclictest0-21swapper/323:06:203
5131991110,0cyclictest0-21swapper/321:13:513
5130991111,0cyclictest0-21swapper/221:57:262
5130991111,0cyclictest0-21swapper/221:40:282
5130991111,0cyclictest0-21swapper/221:26:042
5130991111,0cyclictest0-21swapper/200:21:562
5130991110,0cyclictest28059-21sshd00:14:302
5130991110,0cyclictest0-21swapper/221:33:362
5130991110,0cyclictest0-21swapper/219:45:142
513099110,0cyclictest0-21swapper/222:10:122
513099110,0cyclictest0-21swapper/220:50:182
513099110,0cyclictest0-21swapper/220:33:332
513099110,0cyclictest0-21swapper/220:16:212
513099110,0cyclictest0-21swapper/220:13:272
513099110,0cyclictest0-21swapper/219:21:322
5129991111,0cyclictest0-21swapper/122:40:341
5129991111,0cyclictest0-21swapper/100:17:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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