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2026-04-02 - 15:40
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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 Thu Apr 02, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
38582478,8sleep00-21swapper/007:07:540
36212439,8sleep10-21swapper/107:05:271
4008993629,6cyclictest246650irq/16-enp2s0f009:38:460
4009993534,0cyclictest168750irq/16-i91510:41:551
4009993534,0cyclictest168750irq/16-i91509:28:551
4009993434,0cyclictest168750irq/16-i91511:47:491
4009993433,0cyclictest190650irq/16-nvkm09:02:401
4009993433,0cyclictest168750irq/16-i91510:31:321
4009993433,0cyclictest168750irq/16-i91508:38:071
4009993433,0cyclictest168750irq/16-i91508:21:421
4008993433,0cyclictest246650irq/16-enp2s0f008:04:560
4008993433,0cyclictest246650irq/16-enp2s0f007:25:280
4008993432,1cyclictest246650irq/16-enp2s0f012:22:510
4008993432,1cyclictest168750irq/16-i91511:32:250
4008993432,1cyclictest168750irq/16-i91510:17:100
4009993333,0cyclictest168750irq/16-i91508:29:391
4009993332,0cyclictest246650irq/16-enp2s0f010:09:281
4009993332,0cyclictest246650irq/16-enp2s0f007:54:091
4009993332,0cyclictest168750irq/16-i91512:19:081
4009993332,0cyclictest168750irq/16-i91512:02:241
4009993332,0cyclictest168750irq/16-i91510:59:491
4009993332,0cyclictest168750irq/16-i91510:58:341
4009993332,0cyclictest168750irq/16-i91510:36:161
4009993332,0cyclictest168750irq/16-i91509:49:231
4009993332,0cyclictest168750irq/16-i91509:40:271
4009993332,0cyclictest168750irq/16-i91509:35:321
4009993332,0cyclictest168750irq/16-i91509:24:061
4009993332,0cyclictest168750irq/16-i91507:58:531
4009993332,0cyclictest168750irq/16-i91507:48:181
4009993332,0cyclictest168750irq/16-i91507:17:231
4009993332,0cyclictest168750irq/16-i91507:11:351
4009993331,1cyclictest168750irq/16-i91512:11:301
4009993331,1cyclictest168750irq/16-i91511:37:261
4009993331,1cyclictest168750irq/16-i91511:05:411
4009993331,1cyclictest168750irq/16-i91509:14:101
4009993331,1cyclictest168750irq/16-i91509:06:561
4008993333,0cyclictest246650irq/16-enp2s0f009:28:580
4008993333,0cyclictest246650irq/16-enp2s0f008:00:120
4008993333,0cyclictest246650irq/16-enp2s0f007:36:140
4008993332,0cyclictest246650irq/16-enp2s0f012:34:530
4008993332,0cyclictest246650irq/16-enp2s0f012:24:510
4008993332,0cyclictest246650irq/16-enp2s0f012:14:550
4008993332,0cyclictest246650irq/16-enp2s0f011:57:270
4008993332,0cyclictest246650irq/16-enp2s0f011:25:170
4008993332,0cyclictest246650irq/16-enp2s0f011:07:200
4008993332,0cyclictest246650irq/16-enp2s0f011:02:430
4008993332,0cyclictest246650irq/16-enp2s0f010:50:460
4008993332,0cyclictest246650irq/16-enp2s0f010:45:550
4008993332,0cyclictest246650irq/16-enp2s0f010:30:260
4008993332,0cyclictest246650irq/16-enp2s0f010:24:460
4008993332,0cyclictest246650irq/16-enp2s0f010:04:380
4008993332,0cyclictest246650irq/16-enp2s0f009:59:330
4008993332,0cyclictest246650irq/16-enp2s0f009:55:030
4008993332,0cyclictest246650irq/16-enp2s0f009:19:110
4008993332,0cyclictest246650irq/16-enp2s0f009:09:190
4008993332,0cyclictest246650irq/16-enp2s0f008:55:180
4008993332,0cyclictest246650irq/16-enp2s0f008:53:160
4008993332,0cyclictest246650irq/16-enp2s0f008:24:000
4008993332,0cyclictest246650irq/16-enp2s0f008:19:040
4008993332,0cyclictest246650irq/16-enp2s0f008:10:440
4008993332,0cyclictest246650irq/16-enp2s0f007:54:470
4008993332,0cyclictest246650irq/16-enp2s0f007:48:290
4008993332,0cyclictest246650irq/16-enp2s0f007:30:450
4008993332,0cyclictest246650irq/16-enp2s0f007:19:290
4008993332,0cyclictest246650irq/16-enp2s0f007:14:060
4008993332,0cyclictest246650irq/16-enp2s0f007:10:520
4008993332,0cyclictest168750irq/16-i91508:47:010
4008993331,1cyclictest246650irq/16-enp2s0f012:30:290
4008993331,1cyclictest246650irq/16-enp2s0f011:21:220
4008993331,1cyclictest246650irq/16-enp2s0f010:34:590
4008993331,1cyclictest246650irq/16-enp2s0f009:39:450
4008993331,1cyclictest246650irq/16-enp2s0f008:31:580
4008993331,1cyclictest246650irq/16-enp2s0f008:16:060
4009993232,0cyclictest168750irq/16-i91512:27:191
4009993232,0cyclictest168750irq/16-i91511:42:261
4009993232,0cyclictest168750irq/16-i91510:48:441
4009993232,0cyclictest168750irq/16-i91510:15:471
4009993232,0cyclictest168750irq/16-i91509:58:541
4009993232,0cyclictest168750irq/16-i91508:48:491
4009993232,0cyclictest168750irq/16-i91508:45:401
4009993232,0cyclictest168750irq/16-i91508:39:291
4009993232,0cyclictest168750irq/16-i91508:08:581
4009993232,0cyclictest168750irq/16-i91507:50:121
4009993232,0cyclictest168750irq/16-i91507:24:071
4009993231,0cyclictest246650irq/16-enp2s0f012:34:071
4009993231,0cyclictest246650irq/16-enp2s0f012:07:341
4009993231,0cyclictest168750irq/16-i91512:14:081
4009993231,0cyclictest168750irq/16-i91511:57:271
4009993231,0cyclictest168750irq/16-i91511:28:551
4009993231,0cyclictest168750irq/16-i91511:24:581
4009993231,0cyclictest168750irq/16-i91511:19:101
4009993231,0cyclictest168750irq/16-i91511:14:261
4009993231,0cyclictest168750irq/16-i91511:09:121
4009993231,0cyclictest168750irq/16-i91510:49:291
4009993231,0cyclictest168750irq/16-i91510:24:041
4009993231,0cyclictest168750irq/16-i91510:19:511
4009993231,0cyclictest168750irq/16-i91510:07:081
4009993231,0cyclictest168750irq/16-i91509:43:531
4009993231,0cyclictest168750irq/16-i91509:18:521
4009993231,0cyclictest168750irq/16-i91509:08:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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