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2026-04-11 - 22:13
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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 Sat Apr 11, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1900024210,25sleep00-21swapper/007:06:480
19232993730,6cyclictest246650irq/16-enp2s0f007:56:130
19232993730,6cyclictest246650irq/16-enp2s0f007:56:130
19232993631,1cyclictest246650irq/16-enp2s0f010:09:160
191262369,8sleep10-21swapper/107:08:091
19232993534,0cyclictest246650irq/16-enp2s0f012:12:040
19233993434,0cyclictest168750irq/16-i91508:57:511
19233993433,0cyclictest168750irq/16-i91511:36:031
19233993432,1cyclictest246650irq/16-enp2s0f008:47:061
19233993432,1cyclictest168750irq/16-i91512:22:021
19233993432,1cyclictest168750irq/16-i91511:56:571
19233993432,1cyclictest168750irq/16-i91507:26:081
19232993433,0cyclictest246650irq/16-enp2s0f011:08:530
19232993433,0cyclictest246650irq/16-enp2s0f010:39:400
19232993432,1cyclictest246650irq/16-enp2s0f012:03:410
19232993432,1cyclictest246650irq/16-enp2s0f011:34:300
19232993432,1cyclictest246650irq/16-enp2s0f011:23:350
19232993432,1cyclictest246650irq/16-enp2s0f010:08:240
19232993432,1cyclictest168750irq/16-i91509:11:330
19233993332,0cyclictest246650irq/16-enp2s0f012:16:501
19233993332,0cyclictest246650irq/16-enp2s0f011:13:131
19233993332,0cyclictest246650irq/16-enp2s0f010:37:451
19233993332,0cyclictest246650irq/16-enp2s0f010:12:321
19233993332,0cyclictest246650irq/16-enp2s0f009:31:001
19233993332,0cyclictest246650irq/16-enp2s0f009:24:191
19233993332,0cyclictest246650irq/16-enp2s0f008:14:031
19233993332,0cyclictest246650irq/16-enp2s0f007:44:021
19233993332,0cyclictest246650irq/16-enp2s0f007:40:041
19233993332,0cyclictest246650irq/16-enp2s0f007:08:551
19233993332,0cyclictest168750irq/16-i91512:12:001
19233993332,0cyclictest168750irq/16-i91512:06:591
19233993332,0cyclictest168750irq/16-i91512:00:591
19233993332,0cyclictest168750irq/16-i91511:52:341
19233993332,0cyclictest168750irq/16-i91511:23:361
19233993332,0cyclictest168750irq/16-i91511:14:351
19233993332,0cyclictest168750irq/16-i91510:41:431
19233993332,0cyclictest168750irq/16-i91510:29:101
19233993332,0cyclictest168750irq/16-i91509:54:361
19233993332,0cyclictest168750irq/16-i91509:47:211
19233993332,0cyclictest168750irq/16-i91509:42:221
19233993332,0cyclictest168750irq/16-i91509:36:081
19233993332,0cyclictest168750irq/16-i91509:04:391
19233993332,0cyclictest168750irq/16-i91508:41:221
19233993332,0cyclictest168750irq/16-i91508:23:521
19233993332,0cyclictest168750irq/16-i91507:55:281
19233993332,0cyclictest168750irq/16-i91507:55:281
19233993332,0cyclictest168750irq/16-i91507:49:421
19233993332,0cyclictest168750irq/16-i91507:34:111
19233993332,0cyclictest168750irq/16-i91507:31:011
19233993331,1cyclictest246650irq/16-enp2s0f011:04:261
19233993331,1cyclictest246650irq/16-enp2s0f010:49:521
19233993331,1cyclictest246650irq/16-enp2s0f009:09:191
19233993331,1cyclictest246650irq/16-enp2s0f008:00:211
19233993331,1cyclictest168750irq/16-i91512:27:031
19233993331,1cyclictest168750irq/16-i91511:31:531
19233993331,1cyclictest168750irq/16-i91511:22:121
19233993331,1cyclictest168750irq/16-i91510:18:551
19232993333,0cyclictest246650irq/16-enp2s0f007:11:090
19232993332,0cyclictest246650irq/16-enp2s0f012:35:180
19232993332,0cyclictest246650irq/16-enp2s0f011:58:270
19232993332,0cyclictest246650irq/16-enp2s0f011:49:060
19232993332,0cyclictest246650irq/16-enp2s0f011:44:310
19232993332,0cyclictest246650irq/16-enp2s0f011:40:430
19232993332,0cyclictest246650irq/16-enp2s0f011:28:480
19232993332,0cyclictest246650irq/16-enp2s0f011:25:090
19232993332,0cyclictest246650irq/16-enp2s0f011:13:540
19232993332,0cyclictest246650irq/16-enp2s0f010:59:560
19232993332,0cyclictest246650irq/16-enp2s0f010:51:190
19232993332,0cyclictest246650irq/16-enp2s0f010:47:100
19232993332,0cyclictest246650irq/16-enp2s0f010:29:020
19232993332,0cyclictest246650irq/16-enp2s0f010:20:020
19232993332,0cyclictest246650irq/16-enp2s0f009:42:340
19232993332,0cyclictest246650irq/16-enp2s0f009:35:230
19232993332,0cyclictest246650irq/16-enp2s0f009:18:550
19232993332,0cyclictest246650irq/16-enp2s0f009:16:300
19232993332,0cyclictest246650irq/16-enp2s0f009:00:310
19232993332,0cyclictest246650irq/16-enp2s0f008:49:290
19232993332,0cyclictest246650irq/16-enp2s0f008:43:390
19232993332,0cyclictest246650irq/16-enp2s0f008:38:490
19232993332,0cyclictest246650irq/16-enp2s0f008:34:230
19232993332,0cyclictest246650irq/16-enp2s0f008:08:580
19232993332,0cyclictest246650irq/16-enp2s0f008:04:530
19232993332,0cyclictest246650irq/16-enp2s0f007:40:290
19232993332,0cyclictest246650irq/16-enp2s0f007:36:020
19232993332,0cyclictest246650irq/16-enp2s0f007:29:270
19232993332,0cyclictest246650irq/16-enp2s0f007:26:270
19232993332,0cyclictest246650irq/16-enp2s0f007:20:440
19232993332,0cyclictest168750irq/16-i91511:07:070
19232993332,0cyclictest168750irq/16-i91509:54:200
19232993331,1cyclictest246650irq/16-enp2s0f010:24:150
19232993331,1cyclictest246650irq/16-enp2s0f009:48:390
19232993331,1cyclictest246650irq/16-enp2s0f009:29:120
19232993331,1cyclictest246650irq/16-enp2s0f009:06:340
19232993331,1cyclictest246650irq/16-enp2s0f008:18:570
19232993331,1cyclictest246650irq/16-enp2s0f008:00:410
19233993232,0cyclictest168750irq/16-i91510:24:421
19233993232,0cyclictest168750irq/16-i91509:59:001
19233993232,0cyclictest168750irq/16-i91509:19:351
19233993232,0cyclictest168750irq/16-i91508:58:481
19233993232,0cyclictest168750irq/16-i91508:38:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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