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2026-08-09 - 16:04
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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 Aug 09, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
102592449,28sleep00-21swapper/007:02:250
1050624112,8sleep10-21swapper/107:05:001
10687993630,5cyclictest246650irq/16-enp2s0f008:22:050
10688993433,0cyclictest168750irq/16-i91510:38:431
10688993433,0cyclictest168750irq/16-i91508:20:001
10688993432,1cyclictest168750irq/16-i91508:39:441
10688993432,1cyclictest168750irq/16-i91507:16:151
10687993432,1cyclictest246650irq/16-enp2s0f011:46:160
10687993432,1cyclictest246650irq/16-enp2s0f008:30:010
10687993432,1cyclictest168750irq/16-i91508:58:470
10687993425,8cyclictest246650irq/16-enp2s0f012:01:480
10688993332,0cyclictest246650irq/16-enp2s0f010:49:051
10688993332,0cyclictest246650irq/16-enp2s0f008:52:221
10688993332,0cyclictest246650irq/16-enp2s0f008:41:291
10688993332,0cyclictest246650irq/16-enp2s0f008:28:411
10688993332,0cyclictest246650irq/16-enp2s0f007:16:431
10688993332,0cyclictest246650irq/16-enp2s0f007:08:211
10688993332,0cyclictest168750irq/16-i91512:31:161
10688993332,0cyclictest168750irq/16-i91512:24:491
10688993332,0cyclictest168750irq/16-i91512:11:471
10688993332,0cyclictest168750irq/16-i91511:08:161
10688993332,0cyclictest168750irq/16-i91510:54:421
10688993332,0cyclictest168750irq/16-i91510:27:071
10688993332,0cyclictest168750irq/16-i91510:03:591
10688993332,0cyclictest168750irq/16-i91508:01:291
10688993332,0cyclictest168750irq/16-i91508:01:291
10688993332,0cyclictest168750irq/16-i91507:52:041
10688993332,0cyclictest168750irq/16-i91507:37:581
10688993332,0cyclictest168750irq/16-i91507:33:321
10688993332,0cyclictest168750irq/16-i91507:27:471
10688993331,1cyclictest168750irq/16-i91510:44:061
10688993331,1cyclictest168750irq/16-i91510:19:021
10688993331,1cyclictest168750irq/16-i91509:41:161
10688993331,1cyclictest168750irq/16-i91508:08:381
10687993333,0cyclictest246650irq/16-enp2s0f011:54:560
10687993332,0cyclictest246650irq/16-enp2s0f011:56:210
10687993332,0cyclictest246650irq/16-enp2s0f011:39:150
10687993332,0cyclictest246650irq/16-enp2s0f011:26:540
10687993332,0cyclictest246650irq/16-enp2s0f011:15:310
10687993332,0cyclictest246650irq/16-enp2s0f011:06:470
10687993332,0cyclictest246650irq/16-enp2s0f010:48:190
10687993332,0cyclictest246650irq/16-enp2s0f010:42:530
10687993332,0cyclictest246650irq/16-enp2s0f010:28:270
10687993332,0cyclictest246650irq/16-enp2s0f010:14:010
10687993332,0cyclictest246650irq/16-enp2s0f010:07:490
10687993332,0cyclictest246650irq/16-enp2s0f009:58:250
10687993332,0cyclictest246650irq/16-enp2s0f009:50:270
10687993332,0cyclictest246650irq/16-enp2s0f009:27:060
10687993332,0cyclictest246650irq/16-enp2s0f009:22:330
10687993332,0cyclictest246650irq/16-enp2s0f009:12:540
10687993332,0cyclictest246650irq/16-enp2s0f008:46:230
10687993332,0cyclictest246650irq/16-enp2s0f008:45:400
10687993332,0cyclictest246650irq/16-enp2s0f008:38:270
10687993332,0cyclictest246650irq/16-enp2s0f008:02:110
10687993332,0cyclictest246650irq/16-enp2s0f008:02:110
10687993332,0cyclictest246650irq/16-enp2s0f007:58:440
10687993332,0cyclictest246650irq/16-enp2s0f007:51:570
10687993332,0cyclictest246650irq/16-enp2s0f007:37:270
10687993332,0cyclictest246650irq/16-enp2s0f007:12:470
10687993332,0cyclictest168750irq/16-i91512:23:170
10687993331,1cyclictest246650irq/16-enp2s0f008:08:140
10687993331,1cyclictest246650irq/16-enp2s0f007:42:270
10687993331,1cyclictest168750irq/16-i91507:08:280
10688993232,0cyclictest246650irq/16-enp2s0f012:05:381
10688993232,0cyclictest168750irq/16-i91512:28:191
10688993232,0cyclictest168750irq/16-i91512:16:211
10688993232,0cyclictest168750irq/16-i91512:07:491
10688993232,0cyclictest168750irq/16-i91511:33:441
10688993232,0cyclictest168750irq/16-i91511:28:431
10688993232,0cyclictest168750irq/16-i91511:22:461
10688993232,0cyclictest168750irq/16-i91511:02:481
10688993232,0cyclictest168750irq/16-i91510:09:251
10688993232,0cyclictest168750irq/16-i91509:56:291
10688993232,0cyclictest168750irq/16-i91509:21:321
10688993232,0cyclictest168750irq/16-i91508:47:251
10688993232,0cyclictest168750irq/16-i91507:43:421
10688993231,0cyclictest246650irq/16-enp2s0f011:36:501
10688993231,0cyclictest246650irq/16-enp2s0f011:16:331
10688993231,0cyclictest246650irq/16-enp2s0f011:13:071
10688993231,0cyclictest168750irq/16-i91511:56:411
10688993231,0cyclictest168750irq/16-i91511:50:481
10688993231,0cyclictest168750irq/16-i91510:22:041
10688993231,0cyclictest168750irq/16-i91510:11:351
10688993231,0cyclictest168750irq/16-i91509:54:031
10688993231,0cyclictest168750irq/16-i91509:46:201
10688993231,0cyclictest168750irq/16-i91509:41:211
10688993231,0cyclictest168750irq/16-i91509:28:531
10688993231,0cyclictest168750irq/16-i91509:18:571
10688993231,0cyclictest168750irq/16-i91509:11:501
10688993231,0cyclictest168750irq/16-i91509:06:161
10688993231,0cyclictest168750irq/16-i91509:01:461
10688993231,0cyclictest168750irq/16-i91508:56:351
10688993231,0cyclictest168750irq/16-i91508:31:211
10688993231,0cyclictest168750irq/16-i91508:22:071
10688993231,0cyclictest168750irq/16-i91508:12:181
10688993231,0cyclictest168750irq/16-i91507:21:361
10687993232,0cyclictest246650irq/16-enp2s0f012:31:150
10687993232,0cyclictest246650irq/16-enp2s0f012:26:310
10687993232,0cyclictest246650irq/16-enp2s0f012:16:180
10687993232,0cyclictest246650irq/16-enp2s0f012:06:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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