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2026-05-27 - 22:09
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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 Wed May 27, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
193892600,0sleep019390-21latency_hist09:12:430
24362458,8sleep00-21swapper/007:03:530
2867994032,7cyclictest246650irq/16-enp2s0f012:16:530
267323913,19sleep10-21swapper/107:06:201
2869993433,0cyclictest168750irq/16-i91510:59:351
2869993432,1cyclictest246650irq/16-enp2s0f010:52:471
2869993432,1cyclictest168750irq/16-i91511:35:071
2869993432,1cyclictest168750irq/16-i91507:44:261
2869993432,1cyclictest168750irq/16-i91507:29:241
2867993433,1cyclictest246650irq/16-enp2s0f008:10:540
2867993433,0cyclictest246650irq/16-enp2s0f010:56:170
2867993433,0cyclictest246650irq/16-enp2s0f010:49:120
2867993433,0cyclictest246650irq/16-enp2s0f010:22:370
2867993433,0cyclictest246650irq/16-enp2s0f007:27:470
2867993432,1cyclictest246650irq/16-enp2s0f011:01:280
2867993432,1cyclictest246650irq/16-enp2s0f010:39:570
2867993432,1cyclictest246650irq/16-enp2s0f008:06:240
2867993432,1cyclictest246650irq/16-enp2s0f007:33:520
2869993333,0cyclictest168750irq/16-i91511:02:441
2869993332,0cyclictest246650irq/16-enp2s0f011:57:311
2869993332,0cyclictest246650irq/16-enp2s0f010:39:241
2869993332,0cyclictest246650irq/16-enp2s0f009:34:571
2869993332,0cyclictest246650irq/16-enp2s0f009:28:111
2869993332,0cyclictest246650irq/16-enp2s0f009:10:241
2869993332,0cyclictest246650irq/16-enp2s0f008:30:371
2869993332,0cyclictest246650irq/16-enp2s0f007:53:081
2869993332,0cyclictest168750irq/16-i91512:11:371
2869993332,0cyclictest168750irq/16-i91511:23:081
2869993332,0cyclictest168750irq/16-i91510:44:441
2869993332,0cyclictest168750irq/16-i91510:30:431
2869993332,0cyclictest168750irq/16-i91510:07:511
2869993332,0cyclictest168750irq/16-i91510:01:491
2869993332,0cyclictest168750irq/16-i91509:17:571
2869993332,0cyclictest168750irq/16-i91508:55:181
2869993332,0cyclictest168750irq/16-i91508:23:431
2869993332,0cyclictest168750irq/16-i91508:21:331
2869993332,0cyclictest168750irq/16-i91508:11:531
2869993332,0cyclictest168750irq/16-i91508:02:201
2869993332,0cyclictest168750irq/16-i91507:39:251
2869993332,0cyclictest168750irq/16-i91507:12:221
2869993331,1cyclictest168750irq/16-i91512:20:151
2869993331,1cyclictest168750irq/16-i91511:40:081
2869993331,1cyclictest168750irq/16-i91511:14:051
2869993331,1cyclictest168750irq/16-i91510:19:531
2869993331,1cyclictest168750irq/16-i91508:14:321
2867993333,0cyclictest246650irq/16-enp2s0f009:21:580
2867993332,0cyclictest246650irq/16-enp2s0f012:23:300
2867993332,0cyclictest246650irq/16-enp2s0f012:22:140
2867993332,0cyclictest246650irq/16-enp2s0f011:58:520
2867993332,0cyclictest246650irq/16-enp2s0f011:53:270
2867993332,0cyclictest246650irq/16-enp2s0f011:32:450
2867993332,0cyclictest246650irq/16-enp2s0f011:09:420
2867993332,0cyclictest246650irq/16-enp2s0f011:03:280
2867993332,0cyclictest246650irq/16-enp2s0f010:25:470
2867993332,0cyclictest246650irq/16-enp2s0f009:57:460
2867993332,0cyclictest246650irq/16-enp2s0f009:49:590
2867993332,0cyclictest246650irq/16-enp2s0f009:29:080
2867993332,0cyclictest246650irq/16-enp2s0f009:23:550
2867993332,0cyclictest246650irq/16-enp2s0f009:03:200
2867993332,0cyclictest246650irq/16-enp2s0f008:53:010
2867993332,0cyclictest246650irq/16-enp2s0f008:46:530
2867993332,0cyclictest246650irq/16-enp2s0f008:38:250
2867993332,0cyclictest246650irq/16-enp2s0f008:24:180
2867993332,0cyclictest246650irq/16-enp2s0f008:13:070
2867993332,0cyclictest246650irq/16-enp2s0f007:53:130
2867993332,0cyclictest246650irq/16-enp2s0f007:46:020
2867993332,0cyclictest246650irq/16-enp2s0f007:22:540
2867993332,0cyclictest246650irq/16-enp2s0f007:18:180
2867993332,0cyclictest246650irq/16-enp2s0f007:12:440
2867993332,0cyclictest246650irq/16-enp2s0f007:10:340
2867993331,1cyclictest246650irq/16-enp2s0f012:33:420
2867993331,1cyclictest246650irq/16-enp2s0f012:05:130
2867993331,1cyclictest246650irq/16-enp2s0f010:13:530
2867993331,1cyclictest246650irq/16-enp2s0f010:07:570
2867993331,1cyclictest246650irq/16-enp2s0f009:57:420
2867993331,1cyclictest246650irq/16-enp2s0f008:49:390
2867993331,1cyclictest246650irq/16-enp2s0f007:40:080
2867993331,0cyclictest246650irq/16-enp2s0f011:28:040
2869993232,0cyclictest246650irq/16-enp2s0f009:47:551
2869993232,0cyclictest168750irq/16-i91510:13:221
2869993232,0cyclictest168750irq/16-i91509:55:491
2869993232,0cyclictest168750irq/16-i91507:37:011
2869993231,0cyclictest246650irq/16-enp2s0f012:25:161
2869993231,0cyclictest246650irq/16-enp2s0f009:02:571
2869993231,0cyclictest246650irq/16-enp2s0f008:37:491
2869993231,0cyclictest246650irq/16-enp2s0f007:17:481
2869993231,0cyclictest168750irq/16-i91512:27:441
2869993231,0cyclictest168750irq/16-i91512:16:141
2869993231,0cyclictest168750irq/16-i91512:03:341
2869993231,0cyclictest168750irq/16-i91511:58:411
2869993231,0cyclictest168750irq/16-i91511:48:121
2869993231,0cyclictest168750irq/16-i91511:43:121
2869993231,0cyclictest168750irq/16-i91511:18:231
2869993231,0cyclictest168750irq/16-i91510:48:201
2869993231,0cyclictest168750irq/16-i91510:24:431
2869993231,0cyclictest168750irq/16-i91509:39:481
2869993231,0cyclictest168750irq/16-i91509:24:161
2869993231,0cyclictest168750irq/16-i91509:12:591
2869993231,0cyclictest168750irq/16-i91508:57:471
2869993231,0cyclictest168750irq/16-i91508:49:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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