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2026-09-12 - 00:55
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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 Fri Sep 11, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
185002429,8sleep00-21swapper/007:02:490
1839423923,8sleep10-21swapper/107:01:421
18831993634,1cyclictest168750irq/16-i91510:54:471
18831993433,0cyclictest168750irq/16-i91510:32:431
18830993434,0cyclictest246650irq/16-enp2s0f007:14:060
18830993433,0cyclictest246650irq/16-enp2s0f011:03:570
18830993433,0cyclictest246650irq/16-enp2s0f010:32:500
18830993433,0cyclictest246650irq/16-enp2s0f010:28:280
18830993433,0cyclictest246650irq/16-enp2s0f007:49:390
18830993432,1cyclictest246650irq/16-enp2s0f009:18:020
18830993432,1cyclictest246650irq/16-enp2s0f008:42:210
18831993333,0cyclictest246650irq/16-enp2s0f011:46:451
18831993333,0cyclictest168750irq/16-i91510:15:481
18831993333,0cyclictest168750irq/16-i91510:15:481
18831993332,1cyclictest168750irq/16-i91509:07:021
18831993332,0cyclictest246650irq/16-enp2s0f012:06:331
18831993332,0cyclictest246650irq/16-enp2s0f011:28:111
18831993332,0cyclictest246650irq/16-enp2s0f011:11:021
18831993332,0cyclictest246650irq/16-enp2s0f007:55:481
18831993332,0cyclictest246650irq/16-enp2s0f007:45:581
18831993332,0cyclictest190650irq/16-nvkm10:29:051
18831993332,0cyclictest168750irq/16-i91512:29:491
18831993332,0cyclictest168750irq/16-i91512:13:331
18831993332,0cyclictest168750irq/16-i91511:36:381
18831993332,0cyclictest168750irq/16-i91511:15:591
18831993332,0cyclictest168750irq/16-i91510:37:321
18831993332,0cyclictest168750irq/16-i91510:08:541
18831993332,0cyclictest168750irq/16-i91509:55:381
18831993332,0cyclictest168750irq/16-i91509:55:101
18831993332,0cyclictest168750irq/16-i91509:39:391
18831993332,0cyclictest168750irq/16-i91509:30:101
18831993332,0cyclictest168750irq/16-i91509:14:081
18831993332,0cyclictest168750irq/16-i91508:51:271
18831993332,0cyclictest168750irq/16-i91508:41:261
18831993332,0cyclictest168750irq/16-i91508:38:471
18831993332,0cyclictest168750irq/16-i91508:24:271
18831993332,0cyclictest168750irq/16-i91508:07:481
18831993332,0cyclictest168750irq/16-i91507:37:021
18831993332,0cyclictest168750irq/16-i91507:21:141
18831993331,1cyclictest168750irq/16-i91512:16:021
18831993331,1cyclictest168750irq/16-i91511:52:091
18831993331,1cyclictest168750irq/16-i91511:05:381
18831993331,1cyclictest168750irq/16-i91510:01:181
18831993331,1cyclictest168750irq/16-i91509:42:551
18831993331,1cyclictest168750irq/16-i91509:00:531
18831993331,1cyclictest168750irq/16-i91508:02:471
18830993333,0cyclictest246650irq/16-enp2s0f010:35:480
18830993332,0cyclictest246650irq/16-enp2s0f012:28:250
18830993332,0cyclictest246650irq/16-enp2s0f012:11:200
18830993332,0cyclictest246650irq/16-enp2s0f012:00:570
18830993332,0cyclictest246650irq/16-enp2s0f011:41:170
18830993332,0cyclictest246650irq/16-enp2s0f011:36:290
18830993332,0cyclictest246650irq/16-enp2s0f011:31:430
18830993332,0cyclictest246650irq/16-enp2s0f011:18:230
18830993332,0cyclictest246650irq/16-enp2s0f011:13:220
18830993332,0cyclictest246650irq/16-enp2s0f010:42:410
18830993332,0cyclictest246650irq/16-enp2s0f010:25:260
18830993332,0cyclictest246650irq/16-enp2s0f010:09:320
18830993332,0cyclictest246650irq/16-enp2s0f009:50:460
18830993332,0cyclictest246650irq/16-enp2s0f009:35:490
18830993332,0cyclictest246650irq/16-enp2s0f009:35:070
18830993332,0cyclictest246650irq/16-enp2s0f009:25:400
18830993332,0cyclictest246650irq/16-enp2s0f009:06:490
18830993332,0cyclictest246650irq/16-enp2s0f009:00:400
18830993332,0cyclictest246650irq/16-enp2s0f008:53:560
18830993332,0cyclictest246650irq/16-enp2s0f008:35:450
18830993332,0cyclictest246650irq/16-enp2s0f008:15:490
18830993332,0cyclictest246650irq/16-enp2s0f008:12:030
18830993332,0cyclictest246650irq/16-enp2s0f008:01:150
18830993332,0cyclictest246650irq/16-enp2s0f007:43:260
18830993332,0cyclictest246650irq/16-enp2s0f007:37:390
18830993332,0cyclictest246650irq/16-enp2s0f007:26:050
18830993332,0cyclictest246650irq/16-enp2s0f007:07:450
18830993332,0cyclictest168750irq/16-i91511:54:340
18830993332,0cyclictest168750irq/16-i91509:22:560
18830993331,1cyclictest246650irq/16-enp2s0f012:35:360
18830993331,1cyclictest246650irq/16-enp2s0f012:09:590
18830993331,1cyclictest246650irq/16-enp2s0f010:59:480
18830993331,1cyclictest246650irq/16-enp2s0f010:02:090
18830993331,1cyclictest246650irq/16-enp2s0f008:32:530
18830993331,1cyclictest246650irq/16-enp2s0f008:27:370
18830993331,1cyclictest246650irq/16-enp2s0f008:21:380
18830993331,1cyclictest246650irq/16-enp2s0f007:52:140
18831993232,0cyclictest246650irq/16-enp2s0f007:31:421
18831993232,0cyclictest168750irq/16-i91512:31:061
18831993232,0cyclictest168750irq/16-i91511:01:141
18831993232,0cyclictest168750irq/16-i91510:55:471
18831993232,0cyclictest168750irq/16-i91510:43:411
18831993232,0cyclictest168750irq/16-i91510:12:001
18831993232,0cyclictest168750irq/16-i91509:20:521
18831993232,0cyclictest168750irq/16-i91508:11:251
18831993232,0cyclictest168750irq/16-i91507:41:141
18831993232,0cyclictest168750irq/16-i91507:05:391
18831993231,1cyclictest168750irq/16-i91511:43:081
18831993231,0cyclictest168750irq/16-i91512:21:311
18831993231,0cyclictest168750irq/16-i91512:02:111
18831993231,0cyclictest168750irq/16-i91511:55:501
18831993231,0cyclictest168750irq/16-i91511:30:481
18831993231,0cyclictest168750irq/16-i91511:20:491
18831993231,0cyclictest168750irq/16-i91510:45:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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