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2026-05-21 - 21:46
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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 May 21, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
167932488,8sleep00-21swapper/007:07:430
16866993433,0cyclictest168750irq/16-i91507:16:141
16866993432,1cyclictest168750irq/16-i91509:45:521
16866993432,1cyclictest168750irq/16-i91508:07:201
16864993434,0cyclictest246650irq/16-enp2s0f012:22:440
16864993433,0cyclictest168750irq/16-i91510:33:110
16864993433,0cyclictest168750irq/16-i91509:24:380
16864993432,1cyclictest246650irq/16-enp2s0f011:53:340
16864993432,1cyclictest246650irq/16-enp2s0f010:38:350
16864993432,1cyclictest246650irq/16-enp2s0f009:51:300
16864993432,1cyclictest246650irq/16-enp2s0f008:35:380
16864993431,2cyclictest246650irq/16-enp2s0f010:58:270
16866993332,0cyclictest246650irq/16-enp2s0f012:03:091
16866993332,0cyclictest246650irq/16-enp2s0f010:33:471
16866993332,0cyclictest246650irq/16-enp2s0f009:23:141
16866993332,0cyclictest246650irq/16-enp2s0f008:44:011
16866993332,0cyclictest246650irq/16-enp2s0f008:13:041
16866993332,0cyclictest168750irq/16-i91512:33:381
16866993332,0cyclictest168750irq/16-i91512:29:321
16866993332,0cyclictest168750irq/16-i91512:22:521
16866993332,0cyclictest168750irq/16-i91511:34:571
16866993332,0cyclictest168750irq/16-i91511:28:191
16866993332,0cyclictest168750irq/16-i91511:27:411
16866993332,0cyclictest168750irq/16-i91511:04:571
16866993332,0cyclictest168750irq/16-i91510:53:271
16866993332,0cyclictest168750irq/16-i91510:44:091
16866993332,0cyclictest168750irq/16-i91510:27:171
16866993332,0cyclictest168750irq/16-i91510:19:261
16866993332,0cyclictest168750irq/16-i91510:14:571
16866993332,0cyclictest168750irq/16-i91510:08:571
16866993332,0cyclictest168750irq/16-i91510:04:431
16866993332,0cyclictest168750irq/16-i91509:58:301
16866993332,0cyclictest168750irq/16-i91509:28:001
16866993332,0cyclictest168750irq/16-i91509:19:231
16866993332,0cyclictest168750irq/16-i91509:14:551
16866993332,0cyclictest168750irq/16-i91509:08:151
16866993332,0cyclictest168750irq/16-i91509:05:441
16866993332,0cyclictest168750irq/16-i91508:58:471
16866993332,0cyclictest168750irq/16-i91508:51:111
16866993332,0cyclictest168750irq/16-i91508:35:381
16866993332,0cyclictest168750irq/16-i91508:28:221
16866993332,0cyclictest168750irq/16-i91508:24:151
16866993332,0cyclictest168750irq/16-i91507:44:081
16866993332,0cyclictest168750irq/16-i91507:38:021
16866993332,0cyclictest168750irq/16-i91507:33:331
16866993331,1cyclictest246650irq/16-enp2s0f010:59:051
16866993331,1cyclictest168750irq/16-i91512:20:481
16866993331,1cyclictest168750irq/16-i91510:29:431
16866993331,1cyclictest168750irq/16-i91509:37:371
16864993332,0cyclictest246650irq/16-enp2s0f012:34:270
16864993332,0cyclictest246650irq/16-enp2s0f012:31:340
16864993332,0cyclictest246650irq/16-enp2s0f011:49:580
16864993332,0cyclictest246650irq/16-enp2s0f011:43:370
16864993332,0cyclictest246650irq/16-enp2s0f011:13:240
16864993332,0cyclictest246650irq/16-enp2s0f010:48:010
16864993332,0cyclictest246650irq/16-enp2s0f010:31:370
16864993332,0cyclictest246650irq/16-enp2s0f010:18:020
16864993332,0cyclictest246650irq/16-enp2s0f010:09:010
16864993332,0cyclictest246650irq/16-enp2s0f010:04:360
16864993332,0cyclictest246650irq/16-enp2s0f009:55:050
16864993332,0cyclictest246650irq/16-enp2s0f009:37:580
16864993332,0cyclictest246650irq/16-enp2s0f009:08:000
16864993332,0cyclictest246650irq/16-enp2s0f009:00:420
16864993332,0cyclictest246650irq/16-enp2s0f008:52:520
16864993332,0cyclictest246650irq/16-enp2s0f008:48:240
16864993332,0cyclictest246650irq/16-enp2s0f008:42:570
16864993332,0cyclictest246650irq/16-enp2s0f008:39:070
16864993332,0cyclictest246650irq/16-enp2s0f008:23:320
16864993332,0cyclictest246650irq/16-enp2s0f008:20:340
16864993332,0cyclictest246650irq/16-enp2s0f008:03:390
16864993332,0cyclictest246650irq/16-enp2s0f007:58:190
16864993332,0cyclictest246650irq/16-enp2s0f007:50:400
16864993332,0cyclictest246650irq/16-enp2s0f007:35:270
16864993332,0cyclictest246650irq/16-enp2s0f007:29:510
16864993332,0cyclictest246650irq/16-enp2s0f007:19:480
16864993332,0cyclictest246650irq/16-enp2s0f007:14:080
16864993332,0cyclictest168750irq/16-i91511:06:380
16864993332,0cyclictest168750irq/16-i91509:46:240
16864993331,1cyclictest246650irq/16-enp2s0f009:30:490
16864993331,1cyclictest246650irq/16-enp2s0f008:08:000
16864993331,1cyclictest246650irq/16-enp2s0f007:09:590
16864993331,1cyclictest168750irq/16-i91512:03:070
163562339,17sleep10-21swapper/107:03:071
16866993232,0cyclictest168750irq/16-i91509:48:431
16866993231,0cyclictest246650irq/16-enp2s0f011:13:111
16866993231,0cyclictest246650irq/16-enp2s0f008:07:551
16866993231,0cyclictest246650irq/16-enp2s0f007:23:181
16866993231,0cyclictest168750irq/16-i91512:13:041
16866993231,0cyclictest168750irq/16-i91512:08:321
16866993231,0cyclictest168750irq/16-i91511:57:571
16866993231,0cyclictest168750irq/16-i91511:52:551
16866993231,0cyclictest168750irq/16-i91511:50:041
16866993231,0cyclictest168750irq/16-i91511:44:261
16866993231,0cyclictest168750irq/16-i91511:39:571
16866993231,0cyclictest168750irq/16-i91511:21:251
16866993231,0cyclictest168750irq/16-i91511:07:591
16866993231,0cyclictest168750irq/16-i91510:50:001
16866993231,0cyclictest168750irq/16-i91510:38:081
16866993231,0cyclictest168750irq/16-i91509:52:591
16866993231,0cyclictest168750irq/16-i91509:37:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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