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2026-07-19 - 12:55
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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 Sun Jul 19, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40462429,8sleep00-21swapper/019:02:350
410023714,15sleep10-21swapper/119:03:081
4501993534,0cyclictest246650irq/16-enp2s0f023:57:280
4501993533,1cyclictest246650irq/16-enp2s0f021:56:480
4501993533,1cyclictest246650irq/16-enp2s0f021:05:560
4502993434,0cyclictest168750irq/16-i91500:22:371
4502993433,0cyclictest168750irq/16-i91521:23:281
4502993432,1cyclictest168750irq/16-i91523:04:391
4501993433,0cyclictest246650irq/16-enp2s0f023:42:540
4501993433,0cyclictest246650irq/16-enp2s0f023:19:470
4501993433,0cyclictest246650irq/16-enp2s0f021:23:280
4501993433,0cyclictest246650irq/16-enp2s0f020:34:050
4501993433,0cyclictest246650irq/16-enp2s0f000:22:370
4501993432,1cyclictest246650irq/16-enp2s0f020:56:240
4501993432,1cyclictest246650irq/16-enp2s0f020:40:350
4501993432,1cyclictest246650irq/16-enp2s0f020:22:410
4501993432,1cyclictest246650irq/16-enp2s0f000:26:590
4502993332,0cyclictest246650irq/16-enp2s0f023:37:151
4502993332,0cyclictest168750irq/16-i91523:42:081
4502993332,0cyclictest168750irq/16-i91523:08:141
4502993332,0cyclictest168750irq/16-i91522:56:511
4502993332,0cyclictest168750irq/16-i91522:13:361
4502993332,0cyclictest168750irq/16-i91522:07:131
4502993332,0cyclictest168750irq/16-i91521:47:451
4502993332,0cyclictest168750irq/16-i91521:26:461
4502993332,0cyclictest168750irq/16-i91521:18:581
4502993332,0cyclictest168750irq/16-i91521:12:241
4502993332,0cyclictest168750irq/16-i91521:11:041
4502993332,0cyclictest168750irq/16-i91521:04:071
4502993332,0cyclictest168750irq/16-i91520:57:181
4502993332,0cyclictest168750irq/16-i91520:47:241
4502993332,0cyclictest168750irq/16-i91520:37:541
4502993332,0cyclictest168750irq/16-i91520:30:331
4502993332,0cyclictest168750irq/16-i91520:22:411
4502993332,0cyclictest168750irq/16-i91520:02:471
4502993332,0cyclictest168750irq/16-i91519:55:141
4502993332,0cyclictest168750irq/16-i91519:49:481
4502993332,0cyclictest168750irq/16-i91519:46:021
4502993332,0cyclictest168750irq/16-i91519:41:221
4502993332,0cyclictest168750irq/16-i91519:36:211
4502993332,0cyclictest168750irq/16-i91500:29:491
4502993332,0cyclictest168750irq/16-i91500:11:481
4502993332,0cyclictest168750irq/16-i91500:09:281
4502993331,1cyclictest168750irq/16-i91523:27:071
4502993331,1cyclictest168750irq/16-i91523:22:061
4502993331,1cyclictest168750irq/16-i91521:39:091
4502993331,1cyclictest168750irq/16-i91519:26:451
4502993331,1cyclictest168750irq/16-i91519:08:481
4501993332,0cyclictest246650irq/16-enp2s0f023:32:220
4501993332,0cyclictest246650irq/16-enp2s0f023:11:470
4501993332,0cyclictest246650irq/16-enp2s0f023:07:590
4501993332,0cyclictest246650irq/16-enp2s0f023:00:180
4501993332,0cyclictest246650irq/16-enp2s0f022:36:510
4501993332,0cyclictest246650irq/16-enp2s0f022:22:490
4501993332,0cyclictest246650irq/16-enp2s0f022:13:360
4501993332,0cyclictest246650irq/16-enp2s0f022:04:500
4501993332,0cyclictest246650irq/16-enp2s0f021:52:000
4501993332,0cyclictest246650irq/16-enp2s0f021:47:550
4501993332,0cyclictest246650irq/16-enp2s0f021:37:100
4501993332,0cyclictest246650irq/16-enp2s0f021:32:070
4501993332,0cyclictest246650irq/16-enp2s0f021:26:420
4501993332,0cyclictest246650irq/16-enp2s0f020:58:520
4501993332,0cyclictest246650irq/16-enp2s0f020:48:010
4501993332,0cyclictest246650irq/16-enp2s0f020:45:240
4501993332,0cyclictest246650irq/16-enp2s0f020:30:330
4501993332,0cyclictest246650irq/16-enp2s0f020:17:540
4501993332,0cyclictest246650irq/16-enp2s0f020:12:260
4501993332,0cyclictest246650irq/16-enp2s0f019:57:480
4501993332,0cyclictest246650irq/16-enp2s0f019:48:500
4501993332,0cyclictest246650irq/16-enp2s0f019:27:250
4501993332,0cyclictest246650irq/16-enp2s0f019:24:510
4501993332,0cyclictest246650irq/16-enp2s0f019:15:430
4501993332,0cyclictest246650irq/16-enp2s0f000:36:320
4501993332,0cyclictest246650irq/16-enp2s0f000:16:410
4501993332,0cyclictest246650irq/16-enp2s0f000:12:090
4501993332,0cyclictest246650irq/16-enp2s0f000:08:350
4501993332,0cyclictest246650irq/16-enp2s0f000:02:060
4501993331,1cyclictest246650irq/16-enp2s0f023:53:490
4501993331,1cyclictest246650irq/16-enp2s0f023:47:130
4501993331,1cyclictest246650irq/16-enp2s0f023:04:360
4501993331,1cyclictest246650irq/16-enp2s0f022:56:410
4501993331,1cyclictest246650irq/16-enp2s0f022:26:540
4501993331,1cyclictest246650irq/16-enp2s0f022:16:530
4501993331,1cyclictest246650irq/16-enp2s0f022:10:580
4501993331,1cyclictest246650irq/16-enp2s0f021:16:410
4501993331,1cyclictest246650irq/16-enp2s0f020:03:050
4501993331,1cyclictest246650irq/16-enp2s0f019:45:210
4501993331,1cyclictest246650irq/16-enp2s0f019:11:410
4502993232,0cyclictest168750irq/16-i91523:13:051
4502993232,0cyclictest168750irq/16-i91520:51:511
4502993232,0cyclictest168750irq/16-i91519:18:041
4502993231,0cyclictest168750irq/16-i91523:56:461
4502993231,0cyclictest168750irq/16-i91523:51:521
4502993231,0cyclictest168750irq/16-i91523:46:411
4502993231,0cyclictest168750irq/16-i91523:31:581
4502993231,0cyclictest168750irq/16-i91522:51:531
4502993231,0cyclictest168750irq/16-i91522:46:531
4502993231,0cyclictest168750irq/16-i91522:43:371
4502993231,0cyclictest168750irq/16-i91522:36:411
4502993231,0cyclictest168750irq/16-i91522:26:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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