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2026-04-20 - 20:31
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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 Mon Apr 20, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304222670,0sleep00-21swapper/012:23:260
230292630,1sleep123032-21watchsnmpd11:28:251
85312610,1sleep00-21swapper/009:38:250
210012388,8sleep00-21swapper/007:07:490
206242369,8sleep10-21swapper/107:03:511
21126993534,0cyclictest246650irq/16-enp2s0f012:10:370
21127993432,1cyclictest168750irq/16-i91512:16:481
21127993432,1cyclictest168750irq/16-i91511:49:071
21127993432,1cyclictest168750irq/16-i91510:51:341
21127993432,1cyclictest168750irq/16-i91509:51:231
21127993432,1cyclictest168750irq/16-i91508:21:061
21127993432,1cyclictest168750irq/16-i91508:11:051
21127993432,1cyclictest168750irq/16-i91507:25:561
21127993432,1cyclictest168750irq/16-i91507:20:561
21126993433,0cyclictest246650irq/16-enp2s0f011:27:000
21126993433,0cyclictest246650irq/16-enp2s0f010:49:020
21126993433,0cyclictest246650irq/16-enp2s0f010:29:200
21126993433,0cyclictest246650irq/16-enp2s0f010:23:360
21126993433,0cyclictest246650irq/16-enp2s0f009:54:200
21126993433,0cyclictest246650irq/16-enp2s0f009:29:040
21126993433,0cyclictest246650irq/16-enp2s0f009:21:180
21126993433,0cyclictest246650irq/16-enp2s0f009:09:170
21126993433,0cyclictest246650irq/16-enp2s0f009:04:210
21126993433,0cyclictest246650irq/16-enp2s0f008:44:160
21126993433,0cyclictest246650irq/16-enp2s0f007:44:570
21126993433,0cyclictest246650irq/16-enp2s0f007:18:070
21126993432,1cyclictest246650irq/16-enp2s0f011:07:500
21126993432,1cyclictest246650irq/16-enp2s0f009:01:190
21126993432,1cyclictest246650irq/16-enp2s0f008:53:340
21126993432,1cyclictest246650irq/16-enp2s0f007:25:470
21127993332,0cyclictest246650irq/16-enp2s0f011:59:211
21127993332,0cyclictest246650irq/16-enp2s0f010:59:481
21127993332,0cyclictest246650irq/16-enp2s0f009:54:171
21127993332,0cyclictest246650irq/16-enp2s0f009:34:551
21127993332,0cyclictest246650irq/16-enp2s0f008:34:361
21127993332,0cyclictest246650irq/16-enp2s0f008:26:071
21127993332,0cyclictest246650irq/16-enp2s0f007:54:381
21127993332,0cyclictest246650irq/16-enp2s0f007:42:421
21127993332,0cyclictest246650irq/16-enp2s0f007:14:281
21127993332,0cyclictest168750irq/16-i91512:26:031
21127993332,0cyclictest168750irq/16-i91512:07:091
21127993332,0cyclictest168750irq/16-i91511:53:451
21127993332,0cyclictest168750irq/16-i91511:46:441
21127993332,0cyclictest168750irq/16-i91511:41:431
21127993332,0cyclictest168750irq/16-i91511:18:531
21127993332,0cyclictest168750irq/16-i91511:15:451
21127993332,0cyclictest168750irq/16-i91510:54:201
21127993332,0cyclictest168750irq/16-i91510:39:081
21127993332,0cyclictest168750irq/16-i91510:35:461
21127993332,0cyclictest168750irq/16-i91510:19:321
21127993332,0cyclictest168750irq/16-i91510:16:301
21127993332,0cyclictest168750irq/16-i91510:10:171
21127993332,0cyclictest168750irq/16-i91510:06:331
21127993332,0cyclictest168750irq/16-i91510:02:431
21127993332,0cyclictest168750irq/16-i91509:42:271
21127993332,0cyclictest168750irq/16-i91509:24:191
21127993332,0cyclictest168750irq/16-i91509:21:591
21127993332,0cyclictest168750irq/16-i91509:13:401
21127993332,0cyclictest168750irq/16-i91509:01:141
21127993332,0cyclictest168750irq/16-i91508:57:591
21127993332,0cyclictest168750irq/16-i91508:48:431
21127993332,0cyclictest168750irq/16-i91508:47:331
21127993332,0cyclictest168750irq/16-i91508:42:371
21127993332,0cyclictest168750irq/16-i91508:33:201
21127993332,0cyclictest168750irq/16-i91508:04:041
21127993332,0cyclictest168750irq/16-i91508:01:311
21127993332,0cyclictest168750irq/16-i91507:34:431
21127993332,0cyclictest168750irq/16-i91507:30:031
21127993331,1cyclictest246650irq/16-enp2s0f007:45:321
21127993331,1cyclictest168750irq/16-i91509:30:131
21127993331,1cyclictest168750irq/16-i91509:09:071
21127993331,1cyclictest168750irq/16-i91508:13:331
21126993333,0cyclictest246650irq/16-enp2s0f012:33:530
21126993333,0cyclictest246650irq/16-enp2s0f012:04:450
21126993333,0cyclictest246650irq/16-enp2s0f011:17:550
21126993333,0cyclictest246650irq/16-enp2s0f010:38:460
21126993333,0cyclictest246650irq/16-enp2s0f010:35:330
21126993333,0cyclictest246650irq/16-enp2s0f008:24:550
21126993333,0cyclictest246650irq/16-enp2s0f008:18:580
21126993333,0cyclictest246650irq/16-enp2s0f007:23:150
21126993332,0cyclictest246650irq/16-enp2s0f012:15:290
21126993332,0cyclictest246650irq/16-enp2s0f011:58:260
21126993332,0cyclictest246650irq/16-enp2s0f011:56:440
21126993332,0cyclictest246650irq/16-enp2s0f011:48:370
21126993332,0cyclictest246650irq/16-enp2s0f011:43:560
21126993332,0cyclictest246650irq/16-enp2s0f011:34:510
21126993332,0cyclictest246650irq/16-enp2s0f011:28:550
21126993332,0cyclictest246650irq/16-enp2s0f011:21:400
21126993332,0cyclictest246650irq/16-enp2s0f010:59:360
21126993332,0cyclictest246650irq/16-enp2s0f010:53:530
21126993332,0cyclictest246650irq/16-enp2s0f010:43:360
21126993332,0cyclictest246650irq/16-enp2s0f010:19:410
21126993332,0cyclictest246650irq/16-enp2s0f010:11:280
21126993332,0cyclictest246650irq/16-enp2s0f010:05:350
21126993332,0cyclictest246650irq/16-enp2s0f009:58:350
21126993332,0cyclictest246650irq/16-enp2s0f009:48:590
21126993332,0cyclictest246650irq/16-enp2s0f009:40:070
21126993332,0cyclictest246650irq/16-enp2s0f009:24:030
21126993332,0cyclictest246650irq/16-enp2s0f009:13:540
21126993332,0cyclictest246650irq/16-enp2s0f008:50:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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