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2026-09-24 - 21:33
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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 Thu Sep 24, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2027424710,8sleep00-21swapper/007:01:530
2034423713,17sleep10-21swapper/107:02:361
20669993433,0cyclictest168750irq/16-i91512:13:031
20669993432,1cyclictest168750irq/16-i91511:32:341
20669993432,1cyclictest168750irq/16-i91508:15:031
20669993432,1cyclictest168750irq/16-i91508:01:091
20668993434,0cyclictest246650irq/16-enp2s0f010:05:450
20668993434,0cyclictest246650irq/16-enp2s0f009:05:460
20668993433,0cyclictest246650irq/16-enp2s0f011:17:560
20668993433,0cyclictest246650irq/16-enp2s0f011:01:340
20668993433,0cyclictest246650irq/16-enp2s0f010:47:440
20668993433,0cyclictest246650irq/16-enp2s0f010:01:190
20668993433,0cyclictest246650irq/16-enp2s0f008:46:540
20668993433,0cyclictest246650irq/16-enp2s0f008:08:060
20668993433,0cyclictest246650irq/16-enp2s0f007:10:440
20668993432,1cyclictest246650irq/16-enp2s0f010:37:300
20668993432,1cyclictest246650irq/16-enp2s0f007:44:260
20669993333,0cyclictest168750irq/16-i91509:28:271
20669993332,0cyclictest246650irq/16-enp2s0f012:25:501
20669993332,0cyclictest246650irq/16-enp2s0f011:46:391
20669993332,0cyclictest168750irq/16-i91512:31:351
20669993332,0cyclictest168750irq/16-i91512:23:381
20669993332,0cyclictest168750irq/16-i91512:09:421
20669993332,0cyclictest168750irq/16-i91511:57:061
20669993332,0cyclictest168750irq/16-i91511:52:111
20669993332,0cyclictest168750irq/16-i91511:43:071
20669993332,0cyclictest168750irq/16-i91511:18:241
20669993332,0cyclictest168750irq/16-i91511:02:341
20669993332,0cyclictest168750irq/16-i91510:40:361
20669993332,0cyclictest168750irq/16-i91510:38:321
20669993332,0cyclictest168750irq/16-i91510:32:121
20669993332,0cyclictest168750irq/16-i91510:30:081
20669993332,0cyclictest168750irq/16-i91510:17:491
20669993332,0cyclictest168750irq/16-i91509:57:491
20669993332,0cyclictest168750irq/16-i91509:52:371
20669993332,0cyclictest168750irq/16-i91509:46:421
20669993332,0cyclictest168750irq/16-i91509:05:261
20669993332,0cyclictest168750irq/16-i91509:01:281
20669993332,0cyclictest168750irq/16-i91508:54:151
20669993332,0cyclictest168750irq/16-i91508:35:221
20669993332,0cyclictest168750irq/16-i91507:48:191
20669993332,0cyclictest168750irq/16-i91507:38:451
20669993332,0cyclictest168750irq/16-i91507:32:371
20669993332,0cyclictest168750irq/16-i91507:08:521
20669993331,1cyclictest168750irq/16-i91510:51:041
20669993331,1cyclictest168750irq/16-i91507:42:451
20668993333,0cyclictest246650irq/16-enp2s0f012:31:510
20668993333,0cyclictest246650irq/16-enp2s0f011:12:400
20668993333,0cyclictest246650irq/16-enp2s0f010:17:360
20668993333,0cyclictest246650irq/16-enp2s0f009:43:120
20668993333,0cyclictest246650irq/16-enp2s0f009:17:350
20668993333,0cyclictest246650irq/16-enp2s0f009:12:120
20668993333,0cyclictest246650irq/16-enp2s0f008:50:510
20668993333,0cyclictest246650irq/16-enp2s0f008:41:270
20668993333,0cyclictest246650irq/16-enp2s0f007:30:390
20668993333,0cyclictest246650irq/16-enp2s0f007:26:340
20668993333,0cyclictest246650irq/16-enp2s0f007:18:120
20668993332,0cyclictest246650irq/16-enp2s0f012:25:390
20668993332,0cyclictest246650irq/16-enp2s0f012:04:340
20668993332,0cyclictest246650irq/16-enp2s0f011:50:540
20668993332,0cyclictest246650irq/16-enp2s0f011:45:300
20668993332,0cyclictest246650irq/16-enp2s0f011:27:340
20668993332,0cyclictest246650irq/16-enp2s0f011:09:100
20668993332,0cyclictest246650irq/16-enp2s0f010:50:340
20668993332,0cyclictest246650irq/16-enp2s0f010:14:350
20668993332,0cyclictest246650irq/16-enp2s0f009:00:470
20668993332,0cyclictest246650irq/16-enp2s0f008:29:070
20668993332,0cyclictest246650irq/16-enp2s0f008:01:390
20668993332,0cyclictest246650irq/16-enp2s0f007:56:050
20668993332,0cyclictest246650irq/16-enp2s0f007:35:410
20668993332,0cyclictest190650irq/16-nvkm09:45:320
20668993331,1cyclictest246650irq/16-enp2s0f011:58:460
20668993331,1cyclictest246650irq/16-enp2s0f011:37:560
20668993331,1cyclictest246650irq/16-enp2s0f010:31:220
20668993331,1cyclictest246650irq/16-enp2s0f008:59:400
20669993232,0cyclictest246650irq/16-enp2s0f009:35:231
20669993232,0cyclictest168750irq/16-i91511:21:201
20669993232,0cyclictest168750irq/16-i91511:05:491
20669993232,0cyclictest168750irq/16-i91509:40:321
20669993232,0cyclictest168750irq/16-i91508:40:421
20669993232,0cyclictest168750irq/16-i91508:25:361
20669993231,0cyclictest246650irq/16-enp2s0f009:00:091
20669993231,0cyclictest168750irq/16-i91512:15:291
20669993231,0cyclictest168750irq/16-i91511:36:061
20669993231,0cyclictest168750irq/16-i91511:25:461
20669993231,0cyclictest168750irq/16-i91511:11:551
20669993231,0cyclictest168750irq/16-i91510:56:281
20669993231,0cyclictest168750irq/16-i91510:45:231
20669993231,0cyclictest168750irq/16-i91510:22:381
20669993231,0cyclictest168750irq/16-i91510:10:411
20669993231,0cyclictest168750irq/16-i91510:07:171
20669993231,0cyclictest168750irq/16-i91510:01:041
20669993231,0cyclictest168750irq/16-i91509:31:361
20669993231,0cyclictest168750irq/16-i91509:21:081
20669993231,0cyclictest168750irq/16-i91509:17:051
20669993231,0cyclictest168750irq/16-i91508:46:321
20669993231,0cyclictest168750irq/16-i91508:20:241
20669993231,0cyclictest168750irq/16-i91508:15:411
20669993231,0cyclictest168750irq/16-i91508:05:231
20669993231,0cyclictest168750irq/16-i91507:51:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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