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2026-08-13 - 16:53
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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 13, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
323582458,8sleep00-21swapper/007:05:420
32465993534,0cyclictest246650irq/16-enp2s0f012:35:210
32465993534,0cyclictest246650irq/16-enp2s0f008:59:110
32466993433,1cyclictest246650irq/16-enp2s0f011:08:361
32465993434,0cyclictest246650irq/16-enp2s0f009:24:500
32465993433,1cyclictest246650irq/16-enp2s0f007:33:270
32465993433,0cyclictest246650irq/16-enp2s0f011:44:160
32465993433,0cyclictest246650irq/16-enp2s0f010:50:430
32465993432,1cyclictest246650irq/16-enp2s0f011:55:480
32465993432,1cyclictest246650irq/16-enp2s0f011:18:550
32465993432,1cyclictest246650irq/16-enp2s0f010:54:110
32465993432,1cyclictest246650irq/16-enp2s0f010:39:320
32465993432,1cyclictest246650irq/16-enp2s0f009:15:590
32465993432,1cyclictest246650irq/16-enp2s0f009:07:560
32465993432,1cyclictest246650irq/16-enp2s0f007:22:440
32466993333,0cyclictest168750irq/16-i91508:54:501
32466993332,0cyclictest246650irq/16-enp2s0f009:18:021
32466993332,0cyclictest246650irq/16-enp2s0f007:42:531
32466993332,0cyclictest168750irq/16-i91512:14:481
32466993332,0cyclictest168750irq/16-i91512:14:481
32466993332,0cyclictest168750irq/16-i91512:06:501
32466993332,0cyclictest168750irq/16-i91511:56:281
32466993332,0cyclictest168750irq/16-i91511:52:031
32466993332,0cyclictest168750irq/16-i91511:34:401
32466993332,0cyclictest168750irq/16-i91511:22:021
32466993332,0cyclictest168750irq/16-i91510:45:101
32466993332,0cyclictest168750irq/16-i91510:37:381
32466993332,0cyclictest168750irq/16-i91510:35:001
32466993332,0cyclictest168750irq/16-i91509:57:271
32466993332,0cyclictest168750irq/16-i91509:52:261
32466993332,0cyclictest168750irq/16-i91509:41:281
32466993332,0cyclictest168750irq/16-i91509:38:361
32466993332,0cyclictest168750irq/16-i91509:34:551
32466993332,0cyclictest168750irq/16-i91508:22:301
32466993332,0cyclictest168750irq/16-i91507:59:591
32466993332,0cyclictest168750irq/16-i91507:48:581
32466993332,0cyclictest168750irq/16-i91507:30:401
32466993332,0cyclictest168750irq/16-i91507:11:441
32466993332,0cyclictest168750irq/16-i91507:07:091
32466993331,1cyclictest168750irq/16-i91511:26:531
32466993331,1cyclictest168750irq/16-i91511:16:111
32466993331,1cyclictest168750irq/16-i91510:51:111
32466993331,1cyclictest168750irq/16-i91510:06:471
32466993331,1cyclictest168750irq/16-i91509:24:151
32466993331,1cyclictest168750irq/16-i91507:37:481
32466993331,1cyclictest168750irq/16-i91507:21:181
32465993333,0cyclictest246650irq/16-enp2s0f010:24:460
32465993333,0cyclictest246650irq/16-enp2s0f008:31:150
32465993332,1cyclictest246650irq/16-enp2s0f011:10:500
32465993332,0cyclictest246650irq/16-enp2s0f012:27:590
32465993332,0cyclictest246650irq/16-enp2s0f012:22:010
32465993332,0cyclictest246650irq/16-enp2s0f012:11:410
32465993332,0cyclictest246650irq/16-enp2s0f012:11:410
32465993332,0cyclictest246650irq/16-enp2s0f012:03:160
32465993332,0cyclictest246650irq/16-enp2s0f011:56:180
32465993332,0cyclictest246650irq/16-enp2s0f011:46:580
32465993332,0cyclictest246650irq/16-enp2s0f011:26:530
32465993332,0cyclictest246650irq/16-enp2s0f011:23:450
32465993332,0cyclictest246650irq/16-enp2s0f010:57:550
32465993332,0cyclictest246650irq/16-enp2s0f010:42:500
32465993332,0cyclictest246650irq/16-enp2s0f010:31:580
32465993332,0cyclictest246650irq/16-enp2s0f010:26:190
32465993332,0cyclictest246650irq/16-enp2s0f010:11:410
32465993332,0cyclictest246650irq/16-enp2s0f010:07:290
32465993332,0cyclictest246650irq/16-enp2s0f009:52:130
32465993332,0cyclictest246650irq/16-enp2s0f009:41:260
32465993332,0cyclictest246650irq/16-enp2s0f009:31:560
32465993332,0cyclictest246650irq/16-enp2s0f009:26:360
32465993332,0cyclictest246650irq/16-enp2s0f009:02:450
32465993332,0cyclictest246650irq/16-enp2s0f008:16:240
32465993332,0cyclictest246650irq/16-enp2s0f007:27:340
32465993332,0cyclictest246650irq/16-enp2s0f007:13:520
32465993332,0cyclictest168750irq/16-i91508:12:380
32465993331,1cyclictest246650irq/16-enp2s0f011:37:440
32465993331,1cyclictest246650irq/16-enp2s0f009:59:230
32465993331,1cyclictest246650irq/16-enp2s0f008:53:320
32465993331,1cyclictest168750irq/16-i91509:49:220
32465993331,1cyclictest168750irq/16-i91508:09:010
32466993232,0cyclictest246650irq/16-enp2s0f011:44:551
32466993232,0cyclictest246650irq/16-enp2s0f011:01:591
32466993232,0cyclictest246650irq/16-enp2s0f010:52:511
32466993232,0cyclictest246650irq/16-enp2s0f008:28:001
32466993232,0cyclictest168750irq/16-i91511:13:171
32466993232,0cyclictest168750irq/16-i91510:16:041
32466993232,0cyclictest168750irq/16-i91509:13:501
32466993232,0cyclictest168750irq/16-i91509:06:131
32466993232,0cyclictest168750irq/16-i91507:31:291
32466993231,0cyclictest246650irq/16-enp2s0f010:56:341
32466993231,0cyclictest246650irq/16-enp2s0f010:16:231
32466993231,0cyclictest168750irq/16-i91512:32:291
32466993231,0cyclictest168750irq/16-i91512:21:331
32466993231,0cyclictest168750irq/16-i91512:16:291
32466993231,0cyclictest168750irq/16-i91511:47:041
32466993231,0cyclictest168750irq/16-i91510:26:291
32466993231,0cyclictest168750irq/16-i91510:21:591
32466993231,0cyclictest168750irq/16-i91509:26:571
32466993231,0cyclictest168750irq/16-i91509:03:291
32466993231,0cyclictest168750irq/16-i91508:46:551
32466993231,0cyclictest168750irq/16-i91508:36:491
32466993231,0cyclictest168750irq/16-i91508:31:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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