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2026-09-04 - 01:38
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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 03, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1802824111,22sleep00-21swapper/007:02:000
18449993930,8cyclictest246650irq/16-enp2s0f007:20:460
183142378,8sleep10-21swapper/107:05:021
18450993634,1cyclictest168750irq/16-i91508:26:081
18450993534,0cyclictest190650irq/16-nvkm11:13:361
18449993534,0cyclictest246650irq/16-enp2s0f010:37:520
18449993526,8cyclictest246650irq/16-enp2s0f007:08:230
18450993433,0cyclictest168750irq/16-i91511:20:051
18450993433,0cyclictest168750irq/16-i91508:33:241
18450993432,1cyclictest168750irq/16-i91510:04:591
18450993432,1cyclictest168750irq/16-i91508:48:401
18449993433,0cyclictest246650irq/16-enp2s0f011:10:120
18449993433,0cyclictest246650irq/16-enp2s0f010:33:580
18449993433,0cyclictest246650irq/16-enp2s0f009:47:330
18449993432,1cyclictest246650irq/16-enp2s0f008:16:070
18449993432,1cyclictest168750irq/16-i91512:04:150
18450993332,1cyclictest246650irq/16-enp2s0f007:37:341
18450993332,0cyclictest246650irq/16-enp2s0f009:46:421
18450993332,0cyclictest246650irq/16-enp2s0f009:08:311
18450993332,0cyclictest246650irq/16-enp2s0f008:41:071
18450993332,0cyclictest168750irq/16-i91512:32:361
18450993332,0cyclictest168750irq/16-i91512:25:481
18450993332,0cyclictest168750irq/16-i91512:20:581
18450993332,0cyclictest168750irq/16-i91512:14:171
18450993332,0cyclictest168750irq/16-i91512:06:541
18450993332,0cyclictest168750irq/16-i91512:03:411
18450993332,0cyclictest168750irq/16-i91511:42:071
18450993332,0cyclictest168750irq/16-i91511:34:091
18450993332,0cyclictest168750irq/16-i91511:06:511
18450993332,0cyclictest168750irq/16-i91510:41:561
18450993332,0cyclictest168750irq/16-i91510:40:021
18450993332,0cyclictest168750irq/16-i91510:13:541
18450993332,0cyclictest168750irq/16-i91510:05:561
18450993332,0cyclictest168750irq/16-i91509:57:501
18450993332,0cyclictest168750irq/16-i91509:36:461
18450993332,0cyclictest168750irq/16-i91509:16:121
18450993332,0cyclictest168750irq/16-i91508:52:341
18450993332,0cyclictest168750irq/16-i91508:38:501
18450993332,0cyclictest168750irq/16-i91508:10:581
18450993332,0cyclictest168750irq/16-i91508:00:561
18450993332,0cyclictest168750irq/16-i91507:14:501
18450993332,0cyclictest168750irq/16-i91507:09:271
18450993331,0cyclictest168750irq/16-i91507:57:091
18449993332,0cyclictest246650irq/16-enp2s0f012:31:230
18449993332,0cyclictest246650irq/16-enp2s0f012:22:550
18449993332,0cyclictest246650irq/16-enp2s0f012:16:360
18449993332,0cyclictest246650irq/16-enp2s0f011:42:190
18449993332,0cyclictest246650irq/16-enp2s0f011:26:440
18449993332,0cyclictest246650irq/16-enp2s0f011:24:300
18449993332,0cyclictest246650irq/16-enp2s0f011:13:470
18449993332,0cyclictest246650irq/16-enp2s0f011:02:450
18449993332,0cyclictest246650irq/16-enp2s0f010:57:520
18449993332,0cyclictest246650irq/16-enp2s0f010:47:330
18449993332,0cyclictest246650irq/16-enp2s0f010:41:050
18449993332,0cyclictest246650irq/16-enp2s0f010:30:140
18449993332,0cyclictest246650irq/16-enp2s0f010:19:220
18449993332,0cyclictest246650irq/16-enp2s0f010:13:230
18449993332,0cyclictest246650irq/16-enp2s0f009:57:570
18449993332,0cyclictest246650irq/16-enp2s0f009:51:270
18449993332,0cyclictest246650irq/16-enp2s0f009:38:480
18449993332,0cyclictest246650irq/16-enp2s0f009:30:560
18449993332,0cyclictest246650irq/16-enp2s0f009:18:110
18449993332,0cyclictest246650irq/16-enp2s0f009:07:260
18449993332,0cyclictest246650irq/16-enp2s0f009:01:580
18449993332,0cyclictest246650irq/16-enp2s0f008:56:200
18449993332,0cyclictest246650irq/16-enp2s0f008:51:330
18449993332,0cyclictest246650irq/16-enp2s0f008:36:030
18449993332,0cyclictest246650irq/16-enp2s0f008:20:590
18449993332,0cyclictest246650irq/16-enp2s0f008:11:400
18449993332,0cyclictest246650irq/16-enp2s0f008:06:060
18449993332,0cyclictest246650irq/16-enp2s0f007:57:390
18449993332,0cyclictest246650irq/16-enp2s0f007:55:130
18449993332,0cyclictest246650irq/16-enp2s0f007:46:300
18449993332,0cyclictest246650irq/16-enp2s0f007:36:300
18449993332,0cyclictest246650irq/16-enp2s0f007:34:310
18449993332,0cyclictest246650irq/16-enp2s0f007:21:370
18449993332,0cyclictest246650irq/16-enp2s0f007:11:060
18449993332,0cyclictest168750irq/16-i91509:28:460
18449993331,1cyclictest246650irq/16-enp2s0f012:10:400
18449993331,1cyclictest246650irq/16-enp2s0f011:51:150
18449993331,1cyclictest246650irq/16-enp2s0f011:46:000
18449993331,1cyclictest246650irq/16-enp2s0f010:25:470
18449993331,1cyclictest246650irq/16-enp2s0f009:11:120
18449993331,1cyclictest246650irq/16-enp2s0f008:44:080
18449993331,1cyclictest246650irq/16-enp2s0f007:41:280
18450993232,0cyclictest246650irq/16-enp2s0f007:45:471
18450993232,0cyclictest168750irq/16-i91511:56:151
18450993232,0cyclictest168750irq/16-i91511:51:051
18450993232,0cyclictest168750irq/16-i91511:46:271
18450993232,0cyclictest168750irq/16-i91511:20:591
18450993232,0cyclictest168750irq/16-i91510:52:451
18450993232,0cyclictest168750irq/16-i91509:51:021
18450993232,0cyclictest168750irq/16-i91508:56:101
18450993231,1cyclictest246650irq/16-enp2s0f007:28:071
18450993231,0cyclictest246650irq/16-enp2s0f011:25:471
18450993231,0cyclictest246650irq/16-enp2s0f009:31:031
18450993231,0cyclictest246650irq/16-enp2s0f008:16:111
18450993231,0cyclictest168750irq/16-i91512:17:021
18450993231,0cyclictest168750irq/16-i91511:36:141
18450993231,0cyclictest168750irq/16-i91511:02:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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