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2026-09-14 - 18:33
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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 Sep 14, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
79742458,8sleep00-21swapper/007:03:400
779923812,19sleep10-21swapper/107:01:501
8214993534,0cyclictest246650irq/16-enp2s0f007:17:220
8215993432,1cyclictest168750irq/16-i91508:23:091
8215993432,1cyclictest168750irq/16-i91507:42:191
8215993432,1cyclictest168750irq/16-i91507:17:581
8214993433,0cyclictest246650irq/16-enp2s0f010:39:100
8214993433,0cyclictest246650irq/16-enp2s0f008:36:210
8214993432,1cyclictest246650irq/16-enp2s0f010:56:140
8214993432,1cyclictest246650irq/16-enp2s0f009:50:360
8214993432,1cyclictest246650irq/16-enp2s0f009:31:070
8214993432,1cyclictest246650irq/16-enp2s0f008:44:320
8215993332,0cyclictest246650irq/16-enp2s0f011:51:301
8215993332,0cyclictest246650irq/16-enp2s0f011:36:511
8215993332,0cyclictest246650irq/16-enp2s0f010:18:521
8215993332,0cyclictest246650irq/16-enp2s0f007:51:221
8215993332,0cyclictest168750irq/16-i91512:12:581
8215993332,0cyclictest168750irq/16-i91512:08:501
8215993332,0cyclictest168750irq/16-i91511:24:051
8215993332,0cyclictest168750irq/16-i91511:16:141
8215993332,0cyclictest168750irq/16-i91511:12:081
8215993332,0cyclictest168750irq/16-i91511:05:531
8215993332,0cyclictest168750irq/16-i91511:02:261
8215993332,0cyclictest168750irq/16-i91510:47:141
8215993332,0cyclictest168750irq/16-i91510:44:381
8215993332,0cyclictest168750irq/16-i91510:38:161
8215993332,0cyclictest168750irq/16-i91510:27:511
8215993332,0cyclictest168750irq/16-i91510:21:271
8215993332,0cyclictest168750irq/16-i91510:09:181
8215993332,0cyclictest168750irq/16-i91510:01:241
8215993332,0cyclictest168750irq/16-i91509:55:431
8215993332,0cyclictest168750irq/16-i91509:45:501
8215993332,0cyclictest168750irq/16-i91509:37:511
8215993332,0cyclictest168750irq/16-i91509:28:211
8215993332,0cyclictest168750irq/16-i91509:01:231
8215993332,0cyclictest168750irq/16-i91508:45:541
8215993332,0cyclictest168750irq/16-i91508:38:121
8215993332,0cyclictest168750irq/16-i91508:17:271
8215993332,0cyclictest168750irq/16-i91508:11:111
8215993332,0cyclictest168750irq/16-i91508:06:511
8215993332,0cyclictest168750irq/16-i91507:55:461
8215993332,0cyclictest168750irq/16-i91507:46:301
8215993332,0cyclictest168750irq/16-i91507:36:501
8215993332,0cyclictest168750irq/16-i91507:31:211
8215993332,0cyclictest168750irq/16-i91507:27:051
8215993332,0cyclictest168750irq/16-i91507:21:091
8215993332,0cyclictest168750irq/16-i91507:06:151
8215993331,1cyclictest168750irq/16-i91510:14:141
8214993333,0cyclictest246650irq/16-enp2s0f009:26:490
8214993333,0cyclictest246650irq/16-enp2s0f008:01:280
8214993332,0cyclictest246650irq/16-enp2s0f012:30:470
8214993332,0cyclictest246650irq/16-enp2s0f012:23:540
8214993332,0cyclictest246650irq/16-enp2s0f012:11:200
8214993332,0cyclictest246650irq/16-enp2s0f012:00:450
8214993332,0cyclictest246650irq/16-enp2s0f011:55:420
8214993332,0cyclictest246650irq/16-enp2s0f011:53:060
8214993332,0cyclictest246650irq/16-enp2s0f011:40:350
8214993332,0cyclictest246650irq/16-enp2s0f011:37:220
8214993332,0cyclictest246650irq/16-enp2s0f011:20:540
8214993332,0cyclictest246650irq/16-enp2s0f011:16:040
8214993332,0cyclictest246650irq/16-enp2s0f011:09:160
8214993332,0cyclictest246650irq/16-enp2s0f011:02:400
8214993332,0cyclictest246650irq/16-enp2s0f010:53:530
8214993332,0cyclictest246650irq/16-enp2s0f010:43:110
8214993332,0cyclictest246650irq/16-enp2s0f010:30:470
8214993332,0cyclictest246650irq/16-enp2s0f010:26:010
8214993332,0cyclictest246650irq/16-enp2s0f010:16:100
8214993332,0cyclictest246650irq/16-enp2s0f010:05:430
8214993332,0cyclictest246650irq/16-enp2s0f010:05:300
8214993332,0cyclictest246650irq/16-enp2s0f009:55:540
8214993332,0cyclictest246650irq/16-enp2s0f009:45:540
8214993332,0cyclictest246650irq/16-enp2s0f009:42:020
8214993332,0cyclictest246650irq/16-enp2s0f009:03:170
8214993332,0cyclictest246650irq/16-enp2s0f008:55:500
8214993332,0cyclictest246650irq/16-enp2s0f008:50:560
8214993332,0cyclictest246650irq/16-enp2s0f008:30:570
8214993332,0cyclictest246650irq/16-enp2s0f008:10:360
8214993332,0cyclictest246650irq/16-enp2s0f008:09:440
8214993332,0cyclictest246650irq/16-enp2s0f007:56:450
8214993332,0cyclictest246650irq/16-enp2s0f007:40:560
8214993332,0cyclictest246650irq/16-enp2s0f007:14:490
8214993332,0cyclictest190650irq/16-nvkm07:27:360
8214993331,1cyclictest246650irq/16-enp2s0f008:26:050
8214993331,1cyclictest246650irq/16-enp2s0f007:39:120
8215993232,0cyclictest168750irq/16-i91512:32:161
8215993232,0cyclictest168750irq/16-i91512:25:531
8215993232,0cyclictest168750irq/16-i91510:32:131
8215993232,0cyclictest168750irq/16-i91508:00:461
8215993231,0cyclictest246650irq/16-enp2s0f008:30:351
8215993231,0cyclictest168750irq/16-i91512:20:361
8215993231,0cyclictest168750irq/16-i91512:16:051
8215993231,0cyclictest168750irq/16-i91512:04:031
8215993231,0cyclictest168750irq/16-i91511:45:561
8215993231,0cyclictest168750irq/16-i91511:42:301
8215993231,0cyclictest168750irq/16-i91511:31:011
8215993231,0cyclictest168750irq/16-i91510:55:411
8215993231,0cyclictest168750irq/16-i91510:50:511
8215993231,0cyclictest168750irq/16-i91509:50:451
8215993231,0cyclictest168750irq/16-i91509:40:361
8215993231,0cyclictest168750irq/16-i91509:32:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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