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2026-05-04 - 17:55
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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 Mon May 04, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
141452560,1sleep00-21swapper/007:28:090
110382458,8sleep00-21swapper/007:04:040
1126223910,8sleep10-21swapper/107:06:231
11491993534,0cyclictest246650irq/16-enp2s0f011:09:410
11492993433,0cyclictest168750irq/16-i91512:03:141
11492993433,0cyclictest168750irq/16-i91509:35:281
11491993432,1cyclictest246650irq/16-enp2s0f011:28:520
11491993432,1cyclictest246650irq/16-enp2s0f010:44:280
11491993432,1cyclictest246650irq/16-enp2s0f009:17:190
11491993432,1cyclictest246650irq/16-enp2s0f008:53:100
11492993332,0cyclictest246650irq/16-enp2s0f011:59:101
11492993332,0cyclictest246650irq/16-enp2s0f011:18:561
11492993332,0cyclictest246650irq/16-enp2s0f007:53:251
11492993332,0cyclictest168750irq/16-i91512:33:411
11492993332,0cyclictest168750irq/16-i91512:30:161
11492993332,0cyclictest168750irq/16-i91512:18:581
11492993332,0cyclictest168750irq/16-i91511:54:221
11492993332,0cyclictest168750irq/16-i91511:43:301
11492993332,0cyclictest168750irq/16-i91511:28:191
11492993332,0cyclictest168750irq/16-i91511:25:321
11492993332,0cyclictest168750irq/16-i91511:10:281
11492993332,0cyclictest168750irq/16-i91510:55:231
11492993332,0cyclictest168750irq/16-i91510:43:441
11492993332,0cyclictest168750irq/16-i91510:11:101
11492993332,0cyclictest168750irq/16-i91509:43:401
11492993332,0cyclictest168750irq/16-i91509:13:581
11492993332,0cyclictest168750irq/16-i91509:09:141
11492993332,0cyclictest168750irq/16-i91508:53:161
11492993332,0cyclictest168750irq/16-i91508:40:041
11492993332,0cyclictest168750irq/16-i91508:20:361
11492993332,0cyclictest168750irq/16-i91508:14:551
11492993332,0cyclictest168750irq/16-i91508:03:481
11492993332,0cyclictest168750irq/16-i91507:59:591
11492993332,0cyclictest168750irq/16-i91507:45:391
11492993332,0cyclictest168750irq/16-i91507:38:211
11492993332,0cyclictest168750irq/16-i91507:34:591
11492993332,0cyclictest168750irq/16-i91507:30:431
11492993331,1cyclictest168750irq/16-i91508:51:401
11491993333,0cyclictest246650irq/16-enp2s0f008:23:270
11491993332,0cyclictest246650irq/16-enp2s0f012:33:170
11491993332,0cyclictest246650irq/16-enp2s0f012:26:190
11491993332,0cyclictest246650irq/16-enp2s0f012:18:310
11491993332,0cyclictest246650irq/16-enp2s0f012:16:120
11491993332,0cyclictest246650irq/16-enp2s0f012:11:360
11491993332,0cyclictest246650irq/16-enp2s0f011:55:480
11491993332,0cyclictest246650irq/16-enp2s0f011:44:330
11491993332,0cyclictest246650irq/16-enp2s0f011:38:360
11491993332,0cyclictest246650irq/16-enp2s0f011:33:340
11491993332,0cyclictest246650irq/16-enp2s0f011:24:030
11491993332,0cyclictest246650irq/16-enp2s0f011:16:250
11491993332,0cyclictest246650irq/16-enp2s0f011:07:040
11491993332,0cyclictest246650irq/16-enp2s0f010:59:270
11491993332,0cyclictest246650irq/16-enp2s0f010:35:040
11491993332,0cyclictest246650irq/16-enp2s0f010:24:330
11491993332,0cyclictest246650irq/16-enp2s0f010:13:250
11491993332,0cyclictest246650irq/16-enp2s0f010:10:450
11491993332,0cyclictest246650irq/16-enp2s0f010:06:280
11491993332,0cyclictest246650irq/16-enp2s0f009:46:090
11491993332,0cyclictest246650irq/16-enp2s0f009:38:260
11491993332,0cyclictest246650irq/16-enp2s0f009:28:170
11491993332,0cyclictest246650irq/16-enp2s0f009:08:090
11491993332,0cyclictest246650irq/16-enp2s0f009:08:090
11491993332,0cyclictest246650irq/16-enp2s0f008:59:030
11491993332,0cyclictest246650irq/16-enp2s0f008:49:080
11491993332,0cyclictest246650irq/16-enp2s0f008:38:270
11491993332,0cyclictest246650irq/16-enp2s0f008:08:100
11491993332,0cyclictest246650irq/16-enp2s0f008:08:090
11491993332,0cyclictest246650irq/16-enp2s0f007:49:100
11491993332,0cyclictest246650irq/16-enp2s0f007:46:230
11491993332,0cyclictest246650irq/16-enp2s0f007:42:100
11491993332,0cyclictest246650irq/16-enp2s0f007:36:440
11491993332,0cyclictest246650irq/16-enp2s0f007:28:110
11491993332,0cyclictest246650irq/16-enp2s0f007:15:100
11491993332,0cyclictest168750irq/16-i91509:08:320
11491993331,1cyclictest246650irq/16-enp2s0f010:54:150
11491993331,1cyclictest246650irq/16-enp2s0f008:29:590
11492993232,0cyclictest168750irq/16-i91512:08:211
11492993232,0cyclictest168750irq/16-i91510:33:221
11492993232,0cyclictest168750irq/16-i91510:21:191
11492993232,0cyclictest168750irq/16-i91508:33:191
11492993232,0cyclictest168750irq/16-i91508:12:471
11492993231,0cyclictest246650irq/16-enp2s0f012:25:401
11492993231,0cyclictest246650irq/16-enp2s0f011:33:271
11492993231,0cyclictest168750irq/16-i91512:14:391
11492993231,0cyclictest168750irq/16-i91511:49:231
11492993231,0cyclictest168750irq/16-i91511:38:131
11492993231,0cyclictest168750irq/16-i91511:14:011
11492993231,0cyclictest168750irq/16-i91511:03:471
11492993231,0cyclictest168750irq/16-i91510:58:091
11492993231,0cyclictest168750irq/16-i91510:48:321
11492993231,0cyclictest168750irq/16-i91510:40:291
11492993231,0cyclictest168750irq/16-i91510:31:171
11492993231,0cyclictest168750irq/16-i91510:23:341
11492993231,0cyclictest168750irq/16-i91510:14:481
11492993231,0cyclictest168750irq/16-i91510:03:271
11492993231,0cyclictest168750irq/16-i91509:58:571
11492993231,0cyclictest168750irq/16-i91509:55:561
11492993231,0cyclictest168750irq/16-i91509:48:351
11492993231,0cyclictest168750irq/16-i91509:28:421
11492993231,0cyclictest168750irq/16-i91509:19:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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