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2026-08-11 - 12:24
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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 rack6slot2.osadl.org (updated Tue Aug 11, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
105552488,8sleep00-21swapper/019:04:130
102852389,8sleep10-21swapper/119:01:221
10809993534,0cyclictest246650irq/16-enp2s0f019:42:370
10810993433,0cyclictest168750irq/16-i91522:09:451
10810993433,0cyclictest168750irq/16-i91520:27:131
10810993432,1cyclictest168750irq/16-i91521:26:111
10810993432,1cyclictest168750irq/16-i91500:16:431
10809993433,0cyclictest246650irq/16-enp2s0f023:56:490
10809993433,0cyclictest246650irq/16-enp2s0f022:09:450
10809993432,1cyclictest246650irq/16-enp2s0f020:02:530
10810993332,0cyclictest246650irq/16-enp2s0f020:49:441
10810993332,0cyclictest168750irq/16-i91523:53:341
10810993332,0cyclictest168750irq/16-i91523:48:461
10810993332,0cyclictest168750irq/16-i91523:43:211
10810993332,0cyclictest168750irq/16-i91523:39:331
10810993332,0cyclictest168750irq/16-i91523:33:171
10810993332,0cyclictest168750irq/16-i91523:28:291
10810993332,0cyclictest168750irq/16-i91523:18:341
10810993332,0cyclictest168750irq/16-i91523:06:361
10810993332,0cyclictest168750irq/16-i91523:03:041
10810993332,0cyclictest168750irq/16-i91523:00:411
10810993332,0cyclictest168750irq/16-i91522:48:221
10810993332,0cyclictest168750irq/16-i91522:41:531
10810993332,0cyclictest168750irq/16-i91522:37:451
10810993332,0cyclictest168750irq/16-i91522:35:461
10810993332,0cyclictest168750irq/16-i91522:24:321
10810993332,0cyclictest168750irq/16-i91522:20:481
10810993332,0cyclictest168750irq/16-i91522:15:211
10810993332,0cyclictest168750irq/16-i91521:51:261
10810993332,0cyclictest168750irq/16-i91521:46:151
10810993332,0cyclictest168750irq/16-i91521:41:311
10810993332,0cyclictest168750irq/16-i91521:41:141
10810993332,0cyclictest168750irq/16-i91521:26:281
10810993332,0cyclictest168750irq/16-i91521:11:581
10810993332,0cyclictest168750irq/16-i91521:07:321
10810993332,0cyclictest168750irq/16-i91521:02:431
10810993332,0cyclictest168750irq/16-i91520:51:551
10810993332,0cyclictest168750irq/16-i91520:42:051
10810993332,0cyclictest168750irq/16-i91520:41:031
10810993332,0cyclictest168750irq/16-i91520:25:521
10810993332,0cyclictest168750irq/16-i91520:02:161
10810993332,0cyclictest168750irq/16-i91520:01:051
10810993332,0cyclictest168750irq/16-i91519:51:531
10810993332,0cyclictest168750irq/16-i91519:46:571
10810993332,0cyclictest168750irq/16-i91519:41:411
10810993332,0cyclictest168750irq/16-i91519:25:491
10810993332,0cyclictest168750irq/16-i91519:09:131
10810993332,0cyclictest168750irq/16-i91500:27:451
10810993332,0cyclictest168750irq/16-i91500:11:271
10810993332,0cyclictest168750irq/16-i91500:06:411
10810993331,1cyclictest168750irq/16-i91523:56:391
10810993331,1cyclictest168750irq/16-i91522:06:051
10810993331,1cyclictest168750irq/16-i91521:56:171
10810993331,1cyclictest168750irq/16-i91520:20:591
10810993331,1cyclictest168750irq/16-i91500:22:121
10809993332,0cyclictest246650irq/16-enp2s0f023:26:560
10809993332,0cyclictest246650irq/16-enp2s0f023:06:360
10809993332,0cyclictest246650irq/16-enp2s0f022:46:390
10809993332,0cyclictest246650irq/16-enp2s0f022:45:320
10809993332,0cyclictest246650irq/16-enp2s0f022:38:040
10809993332,0cyclictest246650irq/16-enp2s0f022:31:230
10809993332,0cyclictest246650irq/16-enp2s0f022:28:440
10809993332,0cyclictest246650irq/16-enp2s0f022:17:210
10809993332,0cyclictest246650irq/16-enp2s0f022:16:050
10809993332,0cyclictest246650irq/16-enp2s0f021:51:260
10809993332,0cyclictest246650irq/16-enp2s0f021:37:200
10809993332,0cyclictest246650irq/16-enp2s0f021:28:050
10809993332,0cyclictest246650irq/16-enp2s0f021:22:040
10809993332,0cyclictest246650irq/16-enp2s0f021:15:140
10809993332,0cyclictest246650irq/16-enp2s0f020:46:310
10809993332,0cyclictest246650irq/16-enp2s0f020:41:310
10809993332,0cyclictest246650irq/16-enp2s0f020:31:260
10809993332,0cyclictest246650irq/16-enp2s0f020:27:130
10809993332,0cyclictest246650irq/16-enp2s0f020:13:330
10809993332,0cyclictest246650irq/16-enp2s0f020:06:510
10809993332,0cyclictest246650irq/16-enp2s0f019:58:470
10809993332,0cyclictest246650irq/16-enp2s0f019:51:300
10809993332,0cyclictest246650irq/16-enp2s0f019:47:010
10809993332,0cyclictest246650irq/16-enp2s0f019:29:340
10809993332,0cyclictest246650irq/16-enp2s0f019:24:250
10809993332,0cyclictest246650irq/16-enp2s0f000:31:310
10809993332,0cyclictest246650irq/16-enp2s0f000:21:440
10809993332,0cyclictest246650irq/16-enp2s0f000:17:460
10809993332,0cyclictest246650irq/16-enp2s0f000:07:270
10809993332,0cyclictest246650irq/16-enp2s0f000:03:510
10809993331,1cyclictest246650irq/16-enp2s0f023:41:210
10809993331,1cyclictest246650irq/16-enp2s0f023:01:300
10810993232,0cyclictest168750irq/16-i91520:31:261
10810993232,0cyclictest168750irq/16-i91519:40:161
10810993232,0cyclictest168750irq/16-i91519:16:361
10810993231,0cyclictest246650irq/16-enp2s0f022:26:261
10810993231,0cyclictest168750irq/16-i91523:21:251
10810993231,0cyclictest168750irq/16-i91523:13:071
10810993231,0cyclictest168750irq/16-i91521:31:251
10810993231,0cyclictest168750irq/16-i91521:16:471
10810993231,0cyclictest168750irq/16-i91520:56:481
10810993231,0cyclictest168750irq/16-i91520:11:271
10810993231,0cyclictest168750irq/16-i91520:06:411
10810993231,0cyclictest168750irq/16-i91519:32:201
10810993231,0cyclictest168750irq/16-i91519:27:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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