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2026-07-17 - 12:51
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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 Jul 17, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
126721110,1sleep011-21rcuc/023:05:370
1717721090,1sleep07-21ksoftirqd/021:00:020
20452478,8sleep00-21swapper/019:06:030
17282428,8sleep10-21swapper/119:02:471
2172993534,0cyclictest168750irq/16-i91520:31:311
2170993531,0cyclictest168750irq/16-i91521:52:190
2172993432,1cyclictest168750irq/16-i91523:27:141
2172993432,1cyclictest168750irq/16-i91523:12:111
2172993432,1cyclictest168750irq/16-i91522:17:011
2170993433,0cyclictest246650irq/16-enp2s0f022:20:520
2170993433,0cyclictest246650irq/16-enp2s0f021:42:440
2170993433,0cyclictest246650irq/16-enp2s0f020:50:450
2170993432,1cyclictest246650irq/16-enp2s0f022:29:120
2172993333,0cyclictest246650irq/16-enp2s0f023:36:441
2172993333,0cyclictest168750irq/16-i91522:23:101
2172993333,0cyclictest168750irq/16-i91522:00:131
2172993332,0cyclictest246650irq/16-enp2s0f023:31:541
2172993332,0cyclictest246650irq/16-enp2s0f021:52:151
2172993332,0cyclictest168750irq/16-i91523:53:491
2172993332,0cyclictest168750irq/16-i91523:17:111
2172993332,0cyclictest168750irq/16-i91522:50:451
2172993332,0cyclictest168750irq/16-i91522:42:061
2172993332,0cyclictest168750irq/16-i91522:34:341
2172993332,0cyclictest168750irq/16-i91521:47:431
2172993332,0cyclictest168750irq/16-i91520:46:441
2172993332,0cyclictest168750irq/16-i91520:24:061
2172993332,0cyclictest168750irq/16-i91520:21:401
2172993332,0cyclictest168750irq/16-i91520:06:551
2172993332,0cyclictest168750irq/16-i91520:02:471
2172993332,0cyclictest168750irq/16-i91519:49:571
2172993332,0cyclictest168750irq/16-i91519:44:061
2172993332,0cyclictest168750irq/16-i91519:36:311
2172993332,0cyclictest168750irq/16-i91519:28:431
2172993332,0cyclictest168750irq/16-i91519:14:311
2172993332,0cyclictest168750irq/16-i91500:32:381
2172993331,1cyclictest168750irq/16-i91522:57:081
2172993331,1cyclictest168750irq/16-i91522:51:491
2172993331,1cyclictest168750irq/16-i91521:44:291
2172993331,1cyclictest168750irq/16-i91520:43:431
2172993331,1cyclictest168750irq/16-i91520:37:551
2170993333,0cyclictest246650irq/16-enp2s0f022:12:410
2170993332,0cyclictest246650irq/16-enp2s0f023:51:590
2170993332,0cyclictest246650irq/16-enp2s0f023:29:410
2170993332,0cyclictest246650irq/16-enp2s0f023:22:080
2170993332,0cyclictest246650irq/16-enp2s0f023:08:420
2170993332,0cyclictest246650irq/16-enp2s0f022:52:440
2170993332,0cyclictest246650irq/16-enp2s0f022:46:480
2170993332,0cyclictest246650irq/16-enp2s0f022:42:040
2170993332,0cyclictest246650irq/16-enp2s0f022:32:030
2170993332,0cyclictest246650irq/16-enp2s0f021:47:390
2170993332,0cyclictest246650irq/16-enp2s0f021:38:130
2170993332,0cyclictest246650irq/16-enp2s0f021:36:250
2170993332,0cyclictest246650irq/16-enp2s0f021:23:440
2170993332,0cyclictest246650irq/16-enp2s0f020:37:280
2170993332,0cyclictest246650irq/16-enp2s0f020:34:110
2170993332,0cyclictest246650irq/16-enp2s0f020:27:510
2170993332,0cyclictest246650irq/16-enp2s0f020:23:310
2170993332,0cyclictest246650irq/16-enp2s0f020:21:400
2170993332,0cyclictest246650irq/16-enp2s0f020:11:460
2170993332,0cyclictest246650irq/16-enp2s0f019:55:360
2170993332,0cyclictest246650irq/16-enp2s0f019:45:160
2170993332,0cyclictest246650irq/16-enp2s0f019:22:460
2170993332,0cyclictest246650irq/16-enp2s0f019:09:530
2170993332,0cyclictest246650irq/16-enp2s0f000:32:140
2170993332,0cyclictest246650irq/16-enp2s0f000:28:360
2170993332,0cyclictest246650irq/16-enp2s0f000:18:550
2170993332,0cyclictest246650irq/16-enp2s0f000:12:090
2170993332,0cyclictest246650irq/16-enp2s0f000:06:540
2170993332,0cyclictest168750irq/16-i91521:58:490
2170993332,0cyclictest168750irq/16-i91519:17:530
2170993331,1cyclictest246650irq/16-enp2s0f022:08:350
2170993331,1cyclictest246650irq/16-enp2s0f022:05:080
2170993331,1cyclictest246650irq/16-enp2s0f020:03:410
2170993331,1cyclictest246650irq/16-enp2s0f019:59:440
2170993331,1cyclictest246650irq/16-enp2s0f019:28:570
2170993331,1cyclictest168750irq/16-i91519:16:270
2172993232,0cyclictest246650irq/16-enp2s0f022:10:211
2172993232,0cyclictest168750irq/16-i91523:49:181
2172993232,0cyclictest168750irq/16-i91523:22:131
2172993232,0cyclictest168750irq/16-i91523:03:031
2172993232,0cyclictest168750irq/16-i91522:28:391
2172993232,0cyclictest168750irq/16-i91521:36:531
2172993232,0cyclictest168750irq/16-i91521:33:001
2172993232,0cyclictest168750irq/16-i91521:12:251
2172993232,0cyclictest168750irq/16-i91521:06:541
2172993232,0cyclictest168750irq/16-i91521:03:041
2172993232,0cyclictest168750irq/16-i91520:00:561
2172993232,0cyclictest168750irq/16-i91519:37:191
2172993232,0cyclictest168750irq/16-i91519:24:591
2172993232,0cyclictest168750irq/16-i91519:17:011
2172993231,0cyclictest246650irq/16-enp2s0f021:28:441
2172993231,0cyclictest246650irq/16-enp2s0f019:51:581
2172993231,0cyclictest246650irq/16-enp2s0f000:26:491
2172993231,0cyclictest168750irq/16-i91523:58:241
2172993231,0cyclictest168750irq/16-i91523:42:011
2172993231,0cyclictest168750irq/16-i91523:09:271
2172993231,0cyclictest168750irq/16-i91522:37:041
2172993231,0cyclictest168750irq/16-i91522:12:001
2172993231,0cyclictest168750irq/16-i91522:01:471
2172993231,0cyclictest168750irq/16-i91521:21:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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