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2026-09-14 - 01:30
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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 Sep 13, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151212468,8sleep00-21swapper/007:04:470
15258993534,0cyclictest246650irq/16-enp2s0f010:10:110
15260993434,0cyclictest168750irq/16-i91507:11:341
15260993432,1cyclictest168750irq/16-i91511:41:041
15260993432,1cyclictest168750irq/16-i91511:28:131
15260993432,1cyclictest168750irq/16-i91508:17:401
15258993433,0cyclictest246650irq/16-enp2s0f012:08:080
15258993433,0cyclictest246650irq/16-enp2s0f010:14:100
15258993433,0cyclictest246650irq/16-enp2s0f009:43:330
15258993433,0cyclictest246650irq/16-enp2s0f009:35:330
15258993433,0cyclictest246650irq/16-enp2s0f007:37:460
15258993432,1cyclictest81ktimersoftd/008:13:110
15258993432,1cyclictest246650irq/16-enp2s0f010:25:190
15258993432,1cyclictest246650irq/16-enp2s0f009:51:360
15258993432,1cyclictest246650irq/16-enp2s0f007:24:100
15260993332,0cyclictest246650irq/16-enp2s0f011:31:231
15260993332,0cyclictest246650irq/16-enp2s0f011:21:281
15260993332,0cyclictest246650irq/16-enp2s0f011:04:211
15260993332,0cyclictest246650irq/16-enp2s0f010:45:561
15260993332,0cyclictest246650irq/16-enp2s0f010:30:551
15260993332,0cyclictest246650irq/16-enp2s0f010:00:471
15260993332,0cyclictest246650irq/16-enp2s0f009:47:541
15260993332,0cyclictest168750irq/16-i91512:16:031
15260993332,0cyclictest168750irq/16-i91511:13:101
15260993332,0cyclictest168750irq/16-i91511:05:381
15260993332,0cyclictest168750irq/16-i91509:57:391
15260993332,0cyclictest168750irq/16-i91509:50:431
15260993332,0cyclictest168750irq/16-i91509:40:411
15260993332,0cyclictest168750irq/16-i91509:20:581
15260993332,0cyclictest168750irq/16-i91508:58:491
15260993332,0cyclictest168750irq/16-i91508:48:361
15260993332,0cyclictest168750irq/16-i91508:42:431
15260993332,0cyclictest168750irq/16-i91508:30:471
15260993332,0cyclictest168750irq/16-i91508:30:131
15260993332,0cyclictest168750irq/16-i91508:02:371
15260993332,0cyclictest168750irq/16-i91508:00:161
15260993331,1cyclictest168750irq/16-i91510:56:261
15260993331,1cyclictest168750irq/16-i91510:30:011
15258993333,0cyclictest246650irq/16-enp2s0f011:23:030
15258993333,0cyclictest246650irq/16-enp2s0f009:28:050
15258993332,0cyclictest246650irq/16-enp2s0f012:34:410
15258993332,0cyclictest246650irq/16-enp2s0f012:29:390
15258993332,0cyclictest246650irq/16-enp2s0f012:21:520
15258993332,0cyclictest246650irq/16-enp2s0f012:13:180
15258993332,0cyclictest246650irq/16-enp2s0f011:47:010
15258993332,0cyclictest246650irq/16-enp2s0f011:35:000
15258993332,0cyclictest246650irq/16-enp2s0f011:17:040
15258993332,0cyclictest246650irq/16-enp2s0f011:10:070
15258993332,0cyclictest246650irq/16-enp2s0f011:00:520
15258993332,0cyclictest246650irq/16-enp2s0f010:56:510
15258993332,0cyclictest246650irq/16-enp2s0f010:52:400
15258993332,0cyclictest246650irq/16-enp2s0f010:46:080
15258993332,0cyclictest246650irq/16-enp2s0f010:43:170
15258993332,0cyclictest246650irq/16-enp2s0f010:32:000
15258993332,0cyclictest246650irq/16-enp2s0f010:26:060
15258993332,0cyclictest246650irq/16-enp2s0f009:57:200
15258993332,0cyclictest246650irq/16-enp2s0f009:46:120
15258993332,0cyclictest246650irq/16-enp2s0f009:24:280
15258993332,0cyclictest246650irq/16-enp2s0f009:11:520
15258993332,0cyclictest246650irq/16-enp2s0f008:48:380
15258993332,0cyclictest246650irq/16-enp2s0f008:41:010
15258993332,0cyclictest246650irq/16-enp2s0f008:25:470
15258993332,0cyclictest246650irq/16-enp2s0f008:05:390
15258993332,0cyclictest246650irq/16-enp2s0f008:04:340
15258993332,0cyclictest246650irq/16-enp2s0f007:56:290
15258993332,0cyclictest246650irq/16-enp2s0f007:41:490
15258993332,0cyclictest246650irq/16-enp2s0f007:33:330
15258993332,0cyclictest246650irq/16-enp2s0f007:08:290
15258993332,0cyclictest168750irq/16-i91511:25:510
15258993331,1cyclictest246650irq/16-enp2s0f008:55:430
15258993331,1cyclictest246650irq/16-enp2s0f007:54:480
15258993331,1cyclictest246650irq/16-enp2s0f007:18:230
15258993331,1cyclictest246650irq/16-enp2s0f007:13:020
15260993232,0cyclictest246650irq/16-enp2s0f009:01:541
15260993232,0cyclictest168750irq/16-i91512:30:461
15260993232,0cyclictest168750irq/16-i91512:11:251
15260993232,0cyclictest168750irq/16-i91511:58:111
15260993232,0cyclictest168750irq/16-i91511:51:021
15260993232,0cyclictest168750irq/16-i91510:51:261
15260993232,0cyclictest168750irq/16-i91510:41:211
15260993232,0cyclictest168750irq/16-i91510:38:151
15260993232,0cyclictest168750irq/16-i91510:15:361
15260993232,0cyclictest168750irq/16-i91509:38:021
15260993232,0cyclictest168750irq/16-i91508:52:031
15260993232,0cyclictest168750irq/16-i91507:31:441
15260993232,0cyclictest168750irq/16-i91507:22:041
15260993231,0cyclictest246650irq/16-enp2s0f011:46:141
15260993231,0cyclictest246650irq/16-enp2s0f010:20:511
15260993231,0cyclictest168750irq/16-i91512:24:321
15260993231,0cyclictest168750irq/16-i91512:00:591
15260993231,0cyclictest168750irq/16-i91510:07:581
15260993231,0cyclictest168750irq/16-i91509:30:571
15260993231,0cyclictest168750irq/16-i91509:19:481
15260993231,0cyclictest168750irq/16-i91509:14:511
15260993231,0cyclictest168750irq/16-i91509:06:291
15260993231,0cyclictest168750irq/16-i91508:36:031
15260993231,0cyclictest168750irq/16-i91508:20:521
15260993231,0cyclictest168750irq/16-i91508:06:371
15260993231,0cyclictest168750irq/16-i91507:50:461
15260993231,0cyclictest168750irq/16-i91507:46:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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