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2026-08-20 - 14:45
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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 Aug 20, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
119202448,29sleep00-21swapper/007:02:300
12316993729,7cyclictest246650irq/16-enp2s0f007:09:560
1193923717,13sleep10-21swapper/107:02:431
12316993636,0cyclictest246650irq/16-enp2s0f008:28:470
12317993433,0cyclictest168750irq/16-i91512:22:461
12317993433,0cyclictest168750irq/16-i91510:11:061
12317993433,0cyclictest168750irq/16-i91510:01:081
12317993433,0cyclictest168750irq/16-i91507:47:211
12317993432,1cyclictest168750irq/16-i91511:58:221
12317993432,1cyclictest168750irq/16-i91511:44:401
12317993432,1cyclictest168750irq/16-i91509:04:111
12316993433,0cyclictest246650irq/16-enp2s0f011:06:340
12316993433,0cyclictest246650irq/16-enp2s0f009:17:440
12316993433,0cyclictest246650irq/16-enp2s0f007:44:270
12316993432,1cyclictest246650irq/16-enp2s0f011:56:030
12317993332,0cyclictest168750irq/16-i91512:32:591
12317993332,0cyclictest168750irq/16-i91512:20:231
12317993332,0cyclictest168750irq/16-i91512:11:381
12317993332,0cyclictest168750irq/16-i91512:07:501
12317993332,0cyclictest168750irq/16-i91511:37:431
12317993332,0cyclictest168750irq/16-i91511:26:081
12317993332,0cyclictest168750irq/16-i91511:03:181
12317993332,0cyclictest168750irq/16-i91510:56:221
12317993332,0cyclictest168750irq/16-i91510:50:211
12317993332,0cyclictest168750irq/16-i91509:47:421
12317993332,0cyclictest168750irq/16-i91509:41:581
12317993332,0cyclictest168750irq/16-i91509:31:211
12317993332,0cyclictest168750irq/16-i91509:06:521
12317993332,0cyclictest168750irq/16-i91508:57:001
12317993332,0cyclictest168750irq/16-i91508:44:131
12317993332,0cyclictest168750irq/16-i91508:36:151
12317993332,0cyclictest168750irq/16-i91508:36:151
12317993332,0cyclictest168750irq/16-i91508:26:391
12317993332,0cyclictest168750irq/16-i91508:21:381
12317993332,0cyclictest168750irq/16-i91508:12:341
12317993332,0cyclictest168750irq/16-i91507:56:211
12317993332,0cyclictest168750irq/16-i91507:43:531
12317993332,0cyclictest168750irq/16-i91507:30:341
12317993332,0cyclictest168750irq/16-i91507:22:501
12317993332,0cyclictest168750irq/16-i91507:11:031
12317993331,1cyclictest168750irq/16-i91512:29:481
12317993331,1cyclictest168750irq/16-i91510:29:261
12317993331,1cyclictest168750irq/16-i91509:24:401
12317993331,1cyclictest168750irq/16-i91508:36:031
12316993333,0cyclictest246650irq/16-enp2s0f009:26:440
12316993332,0cyclictest81ktimersoftd/007:20:460
12316993332,0cyclictest246650irq/16-enp2s0f012:29:480
12316993332,0cyclictest246650irq/16-enp2s0f012:25:570
12316993332,0cyclictest246650irq/16-enp2s0f012:01:350
12316993332,0cyclictest246650irq/16-enp2s0f011:26:310
12316993332,0cyclictest246650irq/16-enp2s0f010:56:220
12316993332,0cyclictest246650irq/16-enp2s0f010:46:230
12316993332,0cyclictest246650irq/16-enp2s0f010:41:280
12316993332,0cyclictest246650irq/16-enp2s0f010:31:290
12316993332,0cyclictest246650irq/16-enp2s0f010:24:250
12316993332,0cyclictest246650irq/16-enp2s0f010:16:230
12316993332,0cyclictest246650irq/16-enp2s0f010:11:060
12316993332,0cyclictest246650irq/16-enp2s0f009:51:400
12316993332,0cyclictest246650irq/16-enp2s0f009:47:420
12316993332,0cyclictest246650irq/16-enp2s0f009:33:300
12316993332,0cyclictest246650irq/16-enp2s0f009:24:140
12316993332,0cyclictest246650irq/16-enp2s0f009:06:520
12316993332,0cyclictest246650irq/16-enp2s0f008:51:180
12316993332,0cyclictest246650irq/16-enp2s0f008:37:280
12316993332,0cyclictest246650irq/16-enp2s0f008:37:280
12316993332,0cyclictest246650irq/16-enp2s0f008:21:030
12316993332,0cyclictest246650irq/16-enp2s0f008:14:560
12316993332,0cyclictest246650irq/16-enp2s0f008:00:040
12316993332,0cyclictest246650irq/16-enp2s0f007:32:380
12316993332,0cyclictest168750irq/16-i91510:40:520
12316993331,1cyclictest246650irq/16-enp2s0f008:48:220
12316993331,1cyclictest246650irq/16-enp2s0f007:54:030
12317993232,0cyclictest246650irq/16-enp2s0f011:21:581
12317993232,0cyclictest168750irq/16-i91511:49:031
12317993232,0cyclictest168750irq/16-i91511:31:261
12317993232,0cyclictest168750irq/16-i91511:17:081
12317993232,0cyclictest168750irq/16-i91511:08:461
12317993232,0cyclictest168750irq/16-i91510:52:571
12317993232,0cyclictest168750irq/16-i91509:59:531
12317993232,0cyclictest168750irq/16-i91509:11:151
12317993232,0cyclictest168750irq/16-i91507:31:121
12317993232,0cyclictest168750irq/16-i91507:19:581
12317993232,0cyclictest168750irq/16-i91507:11:201
12317993231,0cyclictest168750irq/16-i91512:01:291
12317993231,0cyclictest168750irq/16-i91511:51:071
12317993231,0cyclictest168750irq/16-i91511:12:351
12317993231,0cyclictest168750irq/16-i91510:44:291
12317993231,0cyclictest168750irq/16-i91510:36:041
12317993231,0cyclictest168750irq/16-i91510:31:241
12317993231,0cyclictest168750irq/16-i91510:21:131
12317993231,0cyclictest168750irq/16-i91510:08:001
12317993231,0cyclictest168750irq/16-i91510:08:001
12317993231,0cyclictest168750irq/16-i91509:51:241
12317993231,0cyclictest168750irq/16-i91509:36:031
12317993231,0cyclictest168750irq/16-i91509:29:431
12317993231,0cyclictest168750irq/16-i91509:17:171
12317993231,0cyclictest168750irq/16-i91508:49:061
12317993231,0cyclictest168750irq/16-i91508:16:571
12317993231,0cyclictest168750irq/16-i91508:06:501
12317993231,0cyclictest168750irq/16-i91508:01:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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