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2026-04-17 - 15:28
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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 Fri Apr 17, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
153424317,18sleep00-21swapper/007:04:450
1965993534,0cyclictest246650irq/16-enp2s0f008:53:301
1965993534,0cyclictest190650irq/16-nvkm08:14:031
1965993534,0cyclictest168750irq/16-i91508:44:371
1965993534,0cyclictest168750irq/16-i91507:23:391
154723514,13sleep10-21swapper/107:04:541
1965993433,0cyclictest246650irq/16-enp2s0f011:04:031
1965993433,0cyclictest168750irq/16-i91511:21:311
1965993433,0cyclictest168750irq/16-i91510:27:491
1965993432,1cyclictest168750irq/16-i91512:22:441
1965993432,1cyclictest168750irq/16-i91510:12:401
1964993433,0cyclictest246650irq/16-enp2s0f007:16:220
1964993432,1cyclictest246650irq/16-enp2s0f012:04:430
1964993432,1cyclictest246650irq/16-enp2s0f011:57:570
1964993432,1cyclictest246650irq/16-enp2s0f011:31:560
1964993432,1cyclictest246650irq/16-enp2s0f009:03:210
1965993332,0cyclictest246650irq/16-enp2s0f012:13:401
1965993332,0cyclictest246650irq/16-enp2s0f010:59:441
1965993332,0cyclictest246650irq/16-enp2s0f010:48:251
1965993332,0cyclictest246650irq/16-enp2s0f007:29:371
1965993332,0cyclictest246650irq/16-enp2s0f007:29:371
1965993332,0cyclictest168750irq/16-i91512:29:431
1965993332,0cyclictest168750irq/16-i91512:08:231
1965993332,0cyclictest168750irq/16-i91512:01:231
1965993332,0cyclictest168750irq/16-i91511:44:421
1965993332,0cyclictest168750irq/16-i91511:41:201
1965993332,0cyclictest168750irq/16-i91511:31:181
1965993332,0cyclictest168750irq/16-i91511:09:091
1965993332,0cyclictest168750irq/16-i91510:55:361
1965993332,0cyclictest168750irq/16-i91510:30:321
1965993332,0cyclictest168750irq/16-i91510:18:441
1965993332,0cyclictest168750irq/16-i91509:44:511
1965993332,0cyclictest168750irq/16-i91509:40:251
1965993332,0cyclictest168750irq/16-i91509:28:341
1965993332,0cyclictest168750irq/16-i91509:24:571
1965993332,0cyclictest168750irq/16-i91509:14:201
1965993332,0cyclictest168750irq/16-i91508:33:111
1965993332,0cyclictest168750irq/16-i91508:05:241
1965993332,0cyclictest168750irq/16-i91507:58:351
1965993332,0cyclictest168750irq/16-i91507:48:161
1965993332,0cyclictest168750irq/16-i91507:41:091
1965993332,0cyclictest168750irq/16-i91507:10:281
1965993331,1cyclictest168750irq/16-i91509:02:201
1965993331,1cyclictest168750irq/16-i91508:51:331
1965993331,1cyclictest168750irq/16-i91508:21:331
1964993333,0cyclictest246650irq/16-enp2s0f011:21:100
1964993333,0cyclictest246650irq/16-enp2s0f010:31:250
1964993332,0cyclictest246650irq/16-enp2s0f012:28:490
1964993332,0cyclictest246650irq/16-enp2s0f012:26:290
1964993332,0cyclictest246650irq/16-enp2s0f012:09:180
1964993332,0cyclictest246650irq/16-enp2s0f011:59:460
1964993332,0cyclictest246650irq/16-enp2s0f011:39:140
1964993332,0cyclictest246650irq/16-enp2s0f011:37:410
1964993332,0cyclictest246650irq/16-enp2s0f011:04:000
1964993332,0cyclictest246650irq/16-enp2s0f010:38:450
1964993332,0cyclictest246650irq/16-enp2s0f010:36:480
1964993332,0cyclictest246650irq/16-enp2s0f010:23:370
1964993332,0cyclictest246650irq/16-enp2s0f010:15:370
1964993332,0cyclictest246650irq/16-enp2s0f010:04:360
1964993332,0cyclictest246650irq/16-enp2s0f010:01:410
1964993332,0cyclictest246650irq/16-enp2s0f009:55:480
1964993332,0cyclictest246650irq/16-enp2s0f009:50:440
1964993332,0cyclictest246650irq/16-enp2s0f009:45:590
1964993332,0cyclictest246650irq/16-enp2s0f009:42:410
1964993332,0cyclictest246650irq/16-enp2s0f009:32:190
1964993332,0cyclictest246650irq/16-enp2s0f009:27:290
1964993332,0cyclictest246650irq/16-enp2s0f009:06:450
1964993332,0cyclictest246650irq/16-enp2s0f008:56:020
1964993332,0cyclictest246650irq/16-enp2s0f008:38:420
1964993332,0cyclictest246650irq/16-enp2s0f008:32:390
1964993332,0cyclictest246650irq/16-enp2s0f008:20:370
1964993332,0cyclictest246650irq/16-enp2s0f008:05:470
1964993332,0cyclictest246650irq/16-enp2s0f007:55:240
1964993332,0cyclictest246650irq/16-enp2s0f007:51:090
1964993332,0cyclictest246650irq/16-enp2s0f007:46:270
1964993332,0cyclictest246650irq/16-enp2s0f007:30:450
1964993332,0cyclictest246650irq/16-enp2s0f007:30:450
1964993332,0cyclictest246650irq/16-enp2s0f007:25:330
1964993331,1cyclictest246650irq/16-enp2s0f012:23:000
1964993331,1cyclictest246650irq/16-enp2s0f011:49:140
1964993331,1cyclictest246650irq/16-enp2s0f010:20:220
1964993331,1cyclictest246650irq/16-enp2s0f010:08:520
1964993331,1cyclictest168750irq/16-i91511:16:150
1965993232,0cyclictest246650irq/16-enp2s0f010:48:351
1965993232,0cyclictest168750irq/16-i91512:26:291
1965993232,0cyclictest168750irq/16-i91511:13:581
1965993232,0cyclictest168750irq/16-i91510:04:311
1965993232,0cyclictest168750irq/16-i91508:39:551
1965993232,0cyclictest168750irq/16-i91507:54:121
1965993231,0cyclictest246650irq/16-enp2s0f011:23:461
1965993231,0cyclictest246650irq/16-enp2s0f007:34:451
1965993231,0cyclictest168750irq/16-i91512:35:111
1965993231,0cyclictest168750irq/16-i91511:54:201
1965993231,0cyclictest168750irq/16-i91511:48:341
1965993231,0cyclictest168750irq/16-i91511:33:581
1965993231,0cyclictest168750irq/16-i91510:38:331
1965993231,0cyclictest168750irq/16-i91510:34:271
1965993231,0cyclictest168750irq/16-i91510:14:131
1965993231,0cyclictest168750irq/16-i91509:53:421
1965993231,0cyclictest168750irq/16-i91509:50:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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