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2026-07-14 - 21:05
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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 Tue Jul 14, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
200732479,8sleep00-21swapper/007:01:540
200952389,8sleep10-21swapper/107:02:101
20600993534,0cyclictest168750irq/16-i91512:33:591
20600993433,0cyclictest168750irq/16-i91507:34:091
20600993432,1cyclictest168750irq/16-i91511:56:461
20600993432,1cyclictest168750irq/16-i91509:14:341
20599993434,0cyclictest246650irq/16-enp2s0f012:33:590
20599993433,0cyclictest246650irq/16-enp2s0f011:30:140
20599993433,0cyclictest246650irq/16-enp2s0f011:13:030
20599993433,0cyclictest246650irq/16-enp2s0f008:31:400
20599993432,1cyclictest246650irq/16-enp2s0f011:50:100
20599993432,1cyclictest246650irq/16-enp2s0f010:15:340
20599993432,1cyclictest246650irq/16-enp2s0f009:54:530
20599993432,1cyclictest246650irq/16-enp2s0f008:08:460
20599993432,1cyclictest246650irq/16-enp2s0f008:06:320
20600993332,1cyclictest168750irq/16-i91508:48:301
20600993332,0cyclictest246650irq/16-enp2s0f009:01:451
20600993332,0cyclictest168750irq/16-i91512:20:511
20600993332,0cyclictest168750irq/16-i91512:09:331
20600993332,0cyclictest168750irq/16-i91512:04:371
20600993332,0cyclictest168750irq/16-i91511:49:151
20600993332,0cyclictest168750irq/16-i91511:45:201
20600993332,0cyclictest168750irq/16-i91511:18:361
20600993332,0cyclictest168750irq/16-i91511:12:341
20600993332,0cyclictest168750irq/16-i91511:07:221
20600993332,0cyclictest168750irq/16-i91510:54:181
20600993332,0cyclictest168750irq/16-i91510:47:231
20600993332,0cyclictest168750irq/16-i91510:30:081
20600993332,0cyclictest168750irq/16-i91510:15:521
20600993332,0cyclictest168750irq/16-i91510:04:081
20600993332,0cyclictest168750irq/16-i91509:53:431
20600993332,0cyclictest168750irq/16-i91509:39:041
20600993332,0cyclictest168750irq/16-i91509:28:301
20600993332,0cyclictest168750irq/16-i91509:23:151
20600993332,0cyclictest168750irq/16-i91509:08:441
20600993332,0cyclictest168750irq/16-i91508:53:431
20600993332,0cyclictest168750irq/16-i91508:43:531
20600993332,0cyclictest168750irq/16-i91508:33:121
20600993332,0cyclictest168750irq/16-i91508:22:071
20600993332,0cyclictest168750irq/16-i91508:15:131
20600993332,0cyclictest168750irq/16-i91508:08:461
20600993332,0cyclictest168750irq/16-i91507:57:101
20600993332,0cyclictest168750irq/16-i91507:56:261
20600993332,0cyclictest168750irq/16-i91507:45:571
20600993332,0cyclictest168750irq/16-i91507:23:311
20600993332,0cyclictest168750irq/16-i91507:16:581
20600993332,0cyclictest168750irq/16-i91507:12:221
20600993331,1cyclictest168750irq/16-i91512:23:081
20600993331,1cyclictest168750irq/16-i91511:40:451
20600993331,1cyclictest168750irq/16-i91511:05:441
20600993331,1cyclictest168750irq/16-i91510:21:551
20600993331,1cyclictest168750irq/16-i91510:17:071
20600993331,1cyclictest168750irq/16-i91510:10:521
20600993331,1cyclictest168750irq/16-i91508:37:371
20599993333,0cyclictest246650irq/16-enp2s0f009:47:060
20599993333,0cyclictest246650irq/16-enp2s0f007:49:060
20599993333,0cyclictest246650irq/16-enp2s0f007:43:370
20599993332,0cyclictest246650irq/16-enp2s0f012:27:170
20599993332,0cyclictest246650irq/16-enp2s0f012:23:230
20599993332,0cyclictest246650irq/16-enp2s0f012:20:510
20599993332,0cyclictest246650irq/16-enp2s0f012:07:170
20599993332,0cyclictest246650irq/16-enp2s0f012:03:000
20599993332,0cyclictest246650irq/16-enp2s0f011:53:160
20599993332,0cyclictest246650irq/16-enp2s0f011:37:590
20599993332,0cyclictest246650irq/16-enp2s0f011:08:020
20599993332,0cyclictest246650irq/16-enp2s0f011:04:200
20599993332,0cyclictest246650irq/16-enp2s0f010:52:290
20599993332,0cyclictest246650irq/16-enp2s0f010:36:570
20599993332,0cyclictest246650irq/16-enp2s0f010:18:500
20599993332,0cyclictest246650irq/16-enp2s0f010:07:110
20599993332,0cyclictest246650irq/16-enp2s0f010:04:080
20599993332,0cyclictest246650irq/16-enp2s0f009:37:010
20599993332,0cyclictest246650irq/16-enp2s0f009:32:160
20599993332,0cyclictest246650irq/16-enp2s0f009:23:120
20599993332,0cyclictest246650irq/16-enp2s0f009:19:000
20599993332,0cyclictest246650irq/16-enp2s0f009:08:130
20599993332,0cyclictest246650irq/16-enp2s0f008:37:170
20599993332,0cyclictest246650irq/16-enp2s0f008:33:120
20599993332,0cyclictest246650irq/16-enp2s0f008:22:070
20599993332,0cyclictest246650irq/16-enp2s0f008:12:150
20599993332,0cyclictest246650irq/16-enp2s0f007:58:440
20599993332,0cyclictest246650irq/16-enp2s0f007:53:360
20599993332,0cyclictest246650irq/16-enp2s0f007:37:030
20599993332,0cyclictest246650irq/16-enp2s0f007:32:000
20599993332,0cyclictest246650irq/16-enp2s0f007:17:350
20599993332,0cyclictest246650irq/16-enp2s0f007:12:270
20599993332,0cyclictest168750irq/16-i91509:01:450
20599993331,1cyclictest246650irq/16-enp2s0f011:22:110
20599993331,1cyclictest246650irq/16-enp2s0f010:34:460
20599993331,1cyclictest246650irq/16-enp2s0f010:29:530
20599993331,1cyclictest246650irq/16-enp2s0f009:30:410
20599993331,1cyclictest246650irq/16-enp2s0f009:14:340
20599993331,1cyclictest246650irq/16-enp2s0f009:03:290
20599993331,1cyclictest246650irq/16-enp2s0f008:53:550
20600993232,0cyclictest168750irq/16-i91510:58:121
20600993232,0cyclictest168750irq/16-i91509:41:551
20600993232,0cyclictest168750irq/16-i91509:32:161
20600993232,0cyclictest168750irq/16-i91507:46:551
20600993231,0cyclictest246650irq/16-enp2s0f007:06:571
20600993231,0cyclictest168750irq/16-i91512:26:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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