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2026-08-26 - 14:37
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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 Aug 26, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
105042449,8sleep10-21swapper/107:03:231
103932408,24sleep00-21swapper/007:02:120
10810993433,0cyclictest168750irq/16-i91511:47:501
10810993433,0cyclictest168750irq/16-i91510:18:071
10810993432,1cyclictest246650irq/16-enp2s0f010:39:061
10810993432,1cyclictest168750irq/16-i91512:29:221
10809993433,0cyclictest246650irq/16-enp2s0f011:35:530
10809993433,0cyclictest246650irq/16-enp2s0f010:17:360
10809993433,0cyclictest246650irq/16-enp2s0f009:07:200
10809993432,1cyclictest246650irq/16-enp2s0f008:03:020
10810993333,0cyclictest168750irq/16-i91508:37:171
10810993332,0cyclictest246650irq/16-enp2s0f012:07:271
10810993332,0cyclictest246650irq/16-enp2s0f011:21:051
10810993332,0cyclictest246650irq/16-enp2s0f010:08:051
10810993332,0cyclictest168750irq/16-i91512:24:461
10810993332,0cyclictest168750irq/16-i91512:04:491
10810993332,0cyclictest168750irq/16-i91511:08:491
10810993332,0cyclictest168750irq/16-i91510:51:111
10810993332,0cyclictest168750irq/16-i91510:33:101
10810993332,0cyclictest168750irq/16-i91509:59:051
10810993332,0cyclictest168750irq/16-i91509:41:161
10810993332,0cyclictest168750irq/16-i91508:26:061
10810993332,0cyclictest168750irq/16-i91508:22:431
10810993332,0cyclictest168750irq/16-i91507:17:311
10810993332,0cyclictest168750irq/16-i91507:11:531
10810993332,0cyclictest168750irq/16-i91507:07:291
10810993331,1cyclictest246650irq/16-enp2s0f008:32:421
10810993331,1cyclictest168750irq/16-i91511:52:251
10810993331,1cyclictest168750irq/16-i91511:28:201
10810993331,1cyclictest168750irq/16-i91510:04:481
10810993331,1cyclictest168750irq/16-i91509:12:541
10810993331,1cyclictest168750irq/16-i91509:02:421
10810993331,1cyclictest168750irq/16-i91507:47:361
10809993333,0cyclictest246650irq/16-enp2s0f009:59:300
10809993332,1cyclictest246650irq/16-enp2s0f012:06:190
10809993332,1cyclictest246650irq/16-enp2s0f007:24:500
10809993332,0cyclictest246650irq/16-enp2s0f012:28:310
10809993332,0cyclictest246650irq/16-enp2s0f012:18:290
10809993332,0cyclictest246650irq/16-enp2s0f012:13:570
10809993332,0cyclictest246650irq/16-enp2s0f011:58:380
10809993332,0cyclictest246650irq/16-enp2s0f011:52:160
10809993332,0cyclictest246650irq/16-enp2s0f011:46:210
10809993332,0cyclictest246650irq/16-enp2s0f011:28:220
10809993332,0cyclictest246650irq/16-enp2s0f011:23:560
10809993332,0cyclictest246650irq/16-enp2s0f011:11:380
10809993332,0cyclictest246650irq/16-enp2s0f011:06:510
10809993332,0cyclictest246650irq/16-enp2s0f010:49:020
10809993332,0cyclictest246650irq/16-enp2s0f010:26:160
10809993332,0cyclictest246650irq/16-enp2s0f010:12:040
10809993332,0cyclictest246650irq/16-enp2s0f010:01:170
10809993332,0cyclictest246650irq/16-enp2s0f009:51:520
10809993332,0cyclictest246650irq/16-enp2s0f009:32:590
10809993332,0cyclictest246650irq/16-enp2s0f009:12:540
10809993332,0cyclictest246650irq/16-enp2s0f008:51:490
10809993332,0cyclictest246650irq/16-enp2s0f008:36:240
10809993332,0cyclictest246650irq/16-enp2s0f008:11:340
10809993332,0cyclictest246650irq/16-enp2s0f007:51:490
10809993332,0cyclictest246650irq/16-enp2s0f007:49:400
10809993332,0cyclictest246650irq/16-enp2s0f007:37:340
10809993332,0cyclictest246650irq/16-enp2s0f007:37:340
10809993332,0cyclictest246650irq/16-enp2s0f007:27:390
10809993332,0cyclictest246650irq/16-enp2s0f007:16:340
10809993332,0cyclictest168750irq/16-i91512:02:150
10809993332,0cyclictest168750irq/16-i91510:56:040
10809993332,0cyclictest168750irq/16-i91507:32:220
10809993331,1cyclictest246650irq/16-enp2s0f010:51:550
10809993331,1cyclictest246650irq/16-enp2s0f009:37:590
10809993331,1cyclictest246650irq/16-enp2s0f009:17:550
10809993331,1cyclictest246650irq/16-enp2s0f008:59:240
10809993331,1cyclictest168750irq/16-i91508:47:020
10809993330,0cyclictest168750irq/16-i91512:20:560
10809993330,0cyclictest168750irq/16-i91507:12:300
10810993232,0cyclictest168750irq/16-i91512:11:091
10810993232,0cyclictest168750irq/16-i91511:14:341
10810993232,0cyclictest168750irq/16-i91507:55:521
10810993231,0cyclictest246650irq/16-enp2s0f012:32:131
10810993231,0cyclictest246650irq/16-enp2s0f012:19:571
10810993231,0cyclictest246650irq/16-enp2s0f009:31:141
10810993231,0cyclictest246650irq/16-enp2s0f009:17:551
10810993231,0cyclictest246650irq/16-enp2s0f008:01:261
10810993231,0cyclictest168750irq/16-i91511:41:381
10810993231,0cyclictest168750irq/16-i91511:36:101
10810993231,0cyclictest168750irq/16-i91511:01:091
10810993231,0cyclictest168750irq/16-i91510:56:251
10810993231,0cyclictest168750irq/16-i91510:42:151
10810993231,0cyclictest168750irq/16-i91510:27:071
10810993231,0cyclictest168750irq/16-i91510:22:321
10810993231,0cyclictest168750irq/16-i91510:11:181
10810993231,0cyclictest168750irq/16-i91509:48:011
10810993231,0cyclictest168750irq/16-i91509:37:561
10810993231,0cyclictest168750irq/16-i91509:29:221
10810993231,0cyclictest168750irq/16-i91509:24:271
10810993231,0cyclictest168750irq/16-i91509:05:561
10810993231,0cyclictest168750irq/16-i91508:55:231
10810993231,0cyclictest168750irq/16-i91508:46:511
10810993231,0cyclictest168750irq/16-i91508:42:151
10810993231,0cyclictest168750irq/16-i91508:16:081
10810993231,0cyclictest168750irq/16-i91508:11:111
10810993231,0cyclictest168750irq/16-i91508:06:241
10810993231,0cyclictest168750irq/16-i91507:58:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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