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2026-07-28 - 21:09
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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 28, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
239592418,25sleep00-21swapper/007:02:430
2407324015,18sleep10-21swapper/107:03:561
24380993534,0cyclictest168750irq/16-i91510:05:021
24379993534,0cyclictest246650irq/16-enp2s0f009:18:190
24379993534,0cyclictest246650irq/16-enp2s0f007:22:210
24379993533,1cyclictest246650irq/16-enp2s0f008:00:040
24380993433,0cyclictest246650irq/16-enp2s0f011:28:101
24380993433,0cyclictest168750irq/16-i91507:53:481
24380993432,1cyclictest168750irq/16-i91507:28:191
24380993432,1cyclictest168750irq/16-i91507:13:161
24379993434,0cyclictest246650irq/16-enp2s0f009:46:590
24379993433,0cyclictest246650irq/16-enp2s0f012:16:210
24379993433,0cyclictest246650irq/16-enp2s0f009:55:470
24379993433,0cyclictest168750irq/16-i91511:56:460
24379993432,1cyclictest246650irq/16-enp2s0f011:37:470
24379993432,1cyclictest246650irq/16-enp2s0f010:15:430
24379993432,1cyclictest246650irq/16-enp2s0f009:36:410
24379993432,1cyclictest246650irq/16-enp2s0f008:22:430
24379993432,1cyclictest246650irq/16-enp2s0f008:09:590
24379993432,1cyclictest246650irq/16-enp2s0f007:42:560
24380993333,0cyclictest168750irq/16-i91512:28:111
24380993332,1cyclictest168750irq/16-i91510:41:121
24380993332,0cyclictest246650irq/16-enp2s0f011:56:431
24380993332,0cyclictest246650irq/16-enp2s0f011:06:451
24380993332,0cyclictest246650irq/16-enp2s0f009:03:381
24380993332,0cyclictest246650irq/16-enp2s0f008:36:481
24380993332,0cyclictest246650irq/16-enp2s0f008:31:441
24380993332,0cyclictest246650irq/16-enp2s0f007:21:591
24380993332,0cyclictest246650irq/16-enp2s0f007:10:091
24380993332,0cyclictest168750irq/16-i91511:53:091
24380993332,0cyclictest168750irq/16-i91511:42:071
24380993332,0cyclictest168750irq/16-i91510:58:581
24380993332,0cyclictest168750irq/16-i91510:21:521
24380993332,0cyclictest168750irq/16-i91509:56:461
24380993332,0cyclictest168750irq/16-i91509:42:101
24380993332,0cyclictest168750irq/16-i91509:33:421
24380993332,0cyclictest168750irq/16-i91509:27:121
24380993332,0cyclictest168750irq/16-i91509:21:421
24380993332,0cyclictest168750irq/16-i91508:56:511
24380993332,0cyclictest168750irq/16-i91508:23:591
24380993332,0cyclictest168750irq/16-i91508:18:291
24380993332,0cyclictest168750irq/16-i91507:47:111
24380993332,0cyclictest168750irq/16-i91507:34:261
24380993332,0cyclictest168750irq/16-i91507:21:181
24380993331,1cyclictest168750irq/16-i91512:33:021
24380993331,1cyclictest168750irq/16-i91510:33:531
24380993331,1cyclictest168750irq/16-i91510:30:501
24380993331,1cyclictest168750irq/16-i91510:08:481
24379993333,0cyclictest246650irq/16-enp2s0f008:40:180
24379993332,0cyclictest246650irq/16-enp2s0f012:36:190
24379993332,0cyclictest246650irq/16-enp2s0f012:26:510
24379993332,0cyclictest246650irq/16-enp2s0f012:23:230
24379993332,0cyclictest246650irq/16-enp2s0f012:17:200
24379993332,0cyclictest246650irq/16-enp2s0f012:09:110
24379993332,0cyclictest246650irq/16-enp2s0f012:06:140
24379993332,0cyclictest246650irq/16-enp2s0f011:47:010
24379993332,0cyclictest246650irq/16-enp2s0f011:23:170
24379993332,0cyclictest246650irq/16-enp2s0f011:18:500
24379993332,0cyclictest246650irq/16-enp2s0f011:13:450
24379993332,0cyclictest246650irq/16-enp2s0f011:01:530
24379993332,0cyclictest246650irq/16-enp2s0f010:42:230
24379993332,0cyclictest246650irq/16-enp2s0f010:37:060
24379993332,0cyclictest246650irq/16-enp2s0f010:32:550
24379993332,0cyclictest246650irq/16-enp2s0f010:29:440
24379993332,0cyclictest246650irq/16-enp2s0f010:04:110
24379993332,0cyclictest246650irq/16-enp2s0f009:32:170
24379993332,0cyclictest246650irq/16-enp2s0f008:53:350
24379993332,0cyclictest246650irq/16-enp2s0f008:49:450
24379993332,0cyclictest246650irq/16-enp2s0f008:43:350
24379993332,0cyclictest246650irq/16-enp2s0f008:20:130
24379993332,0cyclictest246650irq/16-enp2s0f008:14:230
24379993332,0cyclictest246650irq/16-enp2s0f007:56:020
24379993332,0cyclictest246650irq/16-enp2s0f007:46:370
24379993332,0cyclictest246650irq/16-enp2s0f007:31:590
24379993332,0cyclictest246650irq/16-enp2s0f007:17:010
24379993332,0cyclictest246650irq/16-enp2s0f007:11:480
24379993332,0cyclictest168750irq/16-i91511:06:540
24379993332,0cyclictest168750irq/16-i91507:06:530
24379993331,1cyclictest246650irq/16-enp2s0f011:54:450
24379993331,1cyclictest246650irq/16-enp2s0f007:28:190
24379993331,1cyclictest168750irq/16-i91509:03:370
24380993232,0cyclictest246650irq/16-enp2s0f009:19:191
24380993232,0cyclictest168750irq/16-i91512:24:151
24380993232,0cyclictest168750irq/16-i91511:18:461
24380993232,0cyclictest168750irq/16-i91511:13:331
24380993232,0cyclictest168750irq/16-i91511:03:051
24380993232,0cyclictest168750irq/16-i91509:36:421
24380993232,0cyclictest168750irq/16-i91508:46:521
24380993232,0cyclictest168750irq/16-i91508:41:421
24380993231,0cyclictest246650irq/16-enp2s0f012:06:491
24380993231,0cyclictest246650irq/16-enp2s0f011:46:431
24380993231,0cyclictest246650irq/16-enp2s0f010:52:121
24380993231,0cyclictest246650irq/16-enp2s0f010:18:401
24380993231,0cyclictest246650irq/16-enp2s0f009:07:191
24380993231,0cyclictest168750irq/16-i91512:16:341
24380993231,0cyclictest168750irq/16-i91512:03:021
24380993231,0cyclictest168750irq/16-i91511:37:111
24380993231,0cyclictest168750irq/16-i91511:31:301
24380993231,0cyclictest168750irq/16-i91510:48:561
24380993231,0cyclictest168750irq/16-i91510:43:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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