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2026-08-19 - 00:14
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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 Tue Aug 18, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
218552418,26sleep00-21swapper/007:04:460
216272378,8sleep10-21swapper/107:02:221
22045993534,0cyclictest168750irq/16-i91509:02:211
22045993433,0cyclictest168750irq/16-i91511:20:231
22045993432,1cyclictest168750irq/16-i91510:13:431
22044993434,0cyclictest246650irq/16-enp2s0f011:54:200
22044993433,0cyclictest246650irq/16-enp2s0f010:49:390
22044993433,0cyclictest246650irq/16-enp2s0f008:32:510
22044993432,1cyclictest246650irq/16-enp2s0f012:29:050
22044993432,1cyclictest246650irq/16-enp2s0f012:23:580
22044993432,1cyclictest246650irq/16-enp2s0f010:13:080
22044993432,1cyclictest246650irq/16-enp2s0f009:36:010
22044993432,1cyclictest246650irq/16-enp2s0f008:42:070
22044993432,1cyclictest246650irq/16-enp2s0f008:04:030
22045993333,0cyclictest246650irq/16-enp2s0f011:22:321
22045993333,0cyclictest168750irq/16-i91510:54:421
22045993332,0cyclictest246650irq/16-enp2s0f010:06:361
22045993332,0cyclictest246650irq/16-enp2s0f008:18:041
22045993332,0cyclictest246650irq/16-enp2s0f007:36:161
22045993332,0cyclictest168750irq/16-i91512:12:121
22045993332,0cyclictest168750irq/16-i91511:56:371
22045993332,0cyclictest168750irq/16-i91511:47:441
22045993332,0cyclictest168750irq/16-i91511:41:131
22045993332,0cyclictest168750irq/16-i91510:43:491
22045993332,0cyclictest168750irq/16-i91510:22:541
22045993332,0cyclictest168750irq/16-i91509:59:041
22045993332,0cyclictest168750irq/16-i91509:51:591
22045993332,0cyclictest168750irq/16-i91509:51:001
22045993332,0cyclictest168750irq/16-i91508:48:261
22045993332,0cyclictest168750irq/16-i91508:45:251
22045993332,0cyclictest168750irq/16-i91508:27:361
22045993332,0cyclictest168750irq/16-i91508:21:551
22045993332,0cyclictest168750irq/16-i91508:04:361
22045993332,0cyclictest168750irq/16-i91507:52:251
22045993332,0cyclictest168750irq/16-i91507:47:331
22045993332,0cyclictest168750irq/16-i91507:21:451
22045993332,0cyclictest168750irq/16-i91507:17:111
22045993332,0cyclictest168750irq/16-i91507:13:091
22045993331,1cyclictest168750irq/16-i91512:03:551
22045993331,1cyclictest168750irq/16-i91510:58:511
22045993331,1cyclictest168750irq/16-i91509:13:311
22045993331,1cyclictest168750irq/16-i91507:43:141
22044993333,0cyclictest246650irq/16-enp2s0f012:17:030
22044993333,0cyclictest246650irq/16-enp2s0f012:01:200
22044993333,0cyclictest246650irq/16-enp2s0f007:12:440
22044993332,0cyclictest246650irq/16-enp2s0f012:31:160
22044993332,0cyclictest246650irq/16-enp2s0f012:07:270
22044993332,0cyclictest246650irq/16-enp2s0f011:56:490
22044993332,0cyclictest246650irq/16-enp2s0f011:41:470
22044993332,0cyclictest246650irq/16-enp2s0f011:39:000
22044993332,0cyclictest246650irq/16-enp2s0f011:26:460
22044993332,0cyclictest246650irq/16-enp2s0f010:51:230
22044993332,0cyclictest246650irq/16-enp2s0f010:46:050
22044993332,0cyclictest246650irq/16-enp2s0f010:38:480
22044993332,0cyclictest246650irq/16-enp2s0f010:28:210
22044993332,0cyclictest246650irq/16-enp2s0f010:23:170
22044993332,0cyclictest246650irq/16-enp2s0f010:16:190
22044993332,0cyclictest246650irq/16-enp2s0f010:10:380
22044993332,0cyclictest246650irq/16-enp2s0f009:22:140
22044993332,0cyclictest246650irq/16-enp2s0f008:57:360
22044993332,0cyclictest246650irq/16-enp2s0f008:48:100
22044993332,0cyclictest246650irq/16-enp2s0f008:26:220
22044993332,0cyclictest246650irq/16-enp2s0f008:17:050
22044993332,0cyclictest246650irq/16-enp2s0f008:08:430
22044993332,0cyclictest246650irq/16-enp2s0f008:00:190
22044993332,0cyclictest246650irq/16-enp2s0f007:46:140
22044993332,0cyclictest246650irq/16-enp2s0f007:26:360
22044993332,0cyclictest168750irq/16-i91510:31:130
22044993332,0cyclictest168750irq/16-i91509:45:270
22044993332,0cyclictest168750irq/16-i91509:06:060
22044993331,1cyclictest246650irq/16-enp2s0f011:23:070
22044993331,1cyclictest246650irq/16-enp2s0f011:07:530
22044993331,1cyclictest246650irq/16-enp2s0f009:37:090
22044993331,1cyclictest246650irq/16-enp2s0f009:03:250
22044993331,1cyclictest246650irq/16-enp2s0f008:53:270
22044993331,1cyclictest246650irq/16-enp2s0f008:38:240
22044993331,1cyclictest168750irq/16-i91507:53:150
22045993232,0cyclictest168750irq/16-i91511:53:301
22045993232,0cyclictest168750irq/16-i91511:37:101
22045993232,0cyclictest168750irq/16-i91511:09:091
22045993232,0cyclictest168750irq/16-i91510:26:091
22045993232,0cyclictest168750irq/16-i91510:04:031
22045993232,0cyclictest168750irq/16-i91509:40:431
22045993232,0cyclictest168750irq/16-i91509:27:591
22045993232,0cyclictest168750irq/16-i91509:23:171
22045993232,0cyclictest168750irq/16-i91508:12:431
22045993232,0cyclictest168750irq/16-i91507:06:091
22045993231,0cyclictest246650irq/16-enp2s0f008:36:071
22045993231,0cyclictest168750irq/16-i91512:23:051
22045993231,0cyclictest168750irq/16-i91512:16:411
22045993231,0cyclictest168750irq/16-i91512:10:461
22045993231,0cyclictest168750irq/16-i91511:31:251
22045993231,0cyclictest168750irq/16-i91511:26:061
22045993231,0cyclictest168750irq/16-i91510:38:481
22045993231,0cyclictest168750irq/16-i91509:31:271
22045993231,0cyclictest168750irq/16-i91509:06:071
22045993231,0cyclictest168750irq/16-i91508:31:131
22045993231,0cyclictest168750irq/16-i91508:06:161
22045993231,0cyclictest168750irq/16-i91508:00:331
22045993231,0cyclictest168750irq/16-i91507:31:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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