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2026-04-22 - 13:05
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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 rack6slot2.osadl.org (updated Wed Apr 22, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25242428,8sleep00-21swapper/019:06:470
227424024,8sleep10-21swapper/119:04:111
2738993534,0cyclictest168750irq/16-i91500:09:431
2737993534,0cyclictest246650irq/16-enp2s0f019:20:050
2738993433,0cyclictest168750irq/16-i91522:39:381
2738993432,1cyclictest168750irq/16-i91523:00:391
2738993432,1cyclictest168750irq/16-i91521:37:571
2738993432,1cyclictest168750irq/16-i91521:22:541
2738993432,1cyclictest168750irq/16-i91520:51:551
2738993432,1cyclictest168750irq/16-i91520:37:441
2738993432,1cyclictest168750irq/16-i91519:28:481
2737993433,0cyclictest190650irq/16-nvkm00:27:460
2737993432,1cyclictest246650irq/16-enp2s0f023:08:140
2737993432,1cyclictest246650irq/16-enp2s0f021:29:450
2737993432,1cyclictest246650irq/16-enp2s0f000:22:300
2738993332,0cyclictest246650irq/16-enp2s0f022:30:171
2738993332,0cyclictest246650irq/16-enp2s0f021:57:551
2738993332,0cyclictest246650irq/16-enp2s0f021:02:451
2738993332,0cyclictest246650irq/16-enp2s0f020:38:341
2738993332,0cyclictest246650irq/16-enp2s0f020:30:341
2738993332,0cyclictest168750irq/16-i91523:58:501
2738993332,0cyclictest168750irq/16-i91523:52:121
2738993332,0cyclictest168750irq/16-i91523:44:091
2738993332,0cyclictest168750irq/16-i91523:23:311
2738993332,0cyclictest168750irq/16-i91523:18:451
2738993332,0cyclictest168750irq/16-i91523:10:521
2738993332,0cyclictest168750irq/16-i91523:03:461
2738993332,0cyclictest168750irq/16-i91522:56:511
2738993332,0cyclictest168750irq/16-i91522:44:001
2738993332,0cyclictest168750irq/16-i91522:02:051
2738993332,0cyclictest168750irq/16-i91521:40:291
2738993332,0cyclictest168750irq/16-i91521:17:531
2738993332,0cyclictest168750irq/16-i91521:09:361
2738993332,0cyclictest168750irq/16-i91520:53:391
2738993332,0cyclictest168750irq/16-i91520:18:501
2738993332,0cyclictest168750irq/16-i91520:03:121
2738993332,0cyclictest168750irq/16-i91519:57:031
2738993332,0cyclictest168750irq/16-i91519:39:541
2738993332,0cyclictest168750irq/16-i91500:37:221
2738993331,1cyclictest168750irq/16-i91521:49:101
2738993331,1cyclictest168750irq/16-i91520:17:401
2738993331,1cyclictest168750irq/16-i91520:03:521
2738993331,1cyclictest168750irq/16-i91519:52:361
2738993331,1cyclictest168750irq/16-i91519:22:291
2738993331,1cyclictest168750irq/16-i91500:28:281
2738993331,1cyclictest168750irq/16-i91500:18:431
2737993333,0cyclictest246650irq/16-enp2s0f023:22:320
2737993333,0cyclictest190650irq/16-nvkm22:30:100
2737993332,0cyclictest246650irq/16-enp2s0f023:58:440
2737993332,0cyclictest246650irq/16-enp2s0f023:58:000
2737993332,0cyclictest246650irq/16-enp2s0f023:45:190
2737993332,0cyclictest246650irq/16-enp2s0f023:40:270
2737993332,0cyclictest246650irq/16-enp2s0f023:34:330
2737993332,0cyclictest246650irq/16-enp2s0f023:12:010
2737993332,0cyclictest246650irq/16-enp2s0f022:49:270
2737993332,0cyclictest246650irq/16-enp2s0f022:42:170
2737993332,0cyclictest246650irq/16-enp2s0f022:24:170
2737993332,0cyclictest246650irq/16-enp2s0f022:21:230
2737993332,0cyclictest246650irq/16-enp2s0f022:13:350
2737993332,0cyclictest246650irq/16-enp2s0f022:03:490
2737993332,0cyclictest246650irq/16-enp2s0f022:02:450
2737993332,0cyclictest246650irq/16-enp2s0f021:48:460
2737993332,0cyclictest246650irq/16-enp2s0f021:41:210
2737993332,0cyclictest246650irq/16-enp2s0f021:16:160
2737993332,0cyclictest246650irq/16-enp2s0f021:11:550
2737993332,0cyclictest246650irq/16-enp2s0f021:04:010
2737993332,0cyclictest246650irq/16-enp2s0f021:00:230
2737993332,0cyclictest246650irq/16-enp2s0f020:49:270
2737993332,0cyclictest246650irq/16-enp2s0f020:45:400
2737993332,0cyclictest246650irq/16-enp2s0f020:34:310
2737993332,0cyclictest246650irq/16-enp2s0f020:32:440
2737993332,0cyclictest246650irq/16-enp2s0f020:13:450
2737993332,0cyclictest246650irq/16-enp2s0f020:05:400
2737993332,0cyclictest246650irq/16-enp2s0f019:52:120
2737993332,0cyclictest246650irq/16-enp2s0f019:46:430
2737993332,0cyclictest246650irq/16-enp2s0f019:24:250
2737993332,0cyclictest246650irq/16-enp2s0f019:16:040
2737993332,0cyclictest246650irq/16-enp2s0f019:09:090
2737993332,0cyclictest246650irq/16-enp2s0f000:28:400
2737993332,0cyclictest246650irq/16-enp2s0f000:14:140
2737993332,0cyclictest246650irq/16-enp2s0f000:04:060
2737993332,0cyclictest246650irq/16-enp2s0f000:04:060
2737993332,0cyclictest190650irq/16-nvkm19:39:400
2737993332,0cyclictest190650irq/16-nvkm00:13:170
2737993331,1cyclictest246650irq/16-enp2s0f021:36:080
2738993231,0cyclictest246650irq/16-enp2s0f021:23:381
2738993231,0cyclictest168750irq/16-i91523:53:281
2738993231,0cyclictest168750irq/16-i91523:38:281
2738993231,0cyclictest168750irq/16-i91523:34:361
2738993231,0cyclictest168750irq/16-i91523:29:261
2738993231,0cyclictest168750irq/16-i91523:14:251
2738993231,0cyclictest168750irq/16-i91522:49:151
2738993231,0cyclictest168750irq/16-i91522:33:561
2738993231,0cyclictest168750irq/16-i91522:28:071
2738993231,0cyclictest168750irq/16-i91522:19:281
2738993231,0cyclictest168750irq/16-i91522:16:481
2738993231,0cyclictest168750irq/16-i91522:11:101
2738993231,0cyclictest168750irq/16-i91522:04:151
2738993231,0cyclictest168750irq/16-i91521:44:411
2738993231,0cyclictest168750irq/16-i91521:28:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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