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2026-09-04 - 21:01
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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 Fri Sep 04, 2026 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
320402570,0sleep10-21swapper/109:28:121
1302924514,23sleep00-21swapper/007:05:090
127682428,8sleep10-21swapper/107:02:251
13152993434,0cyclictest168750irq/16-i91512:25:101
13152993434,0cyclictest168750irq/16-i91507:42:021
13152993433,0cyclictest246650irq/16-enp2s0f007:47:181
13152993433,0cyclictest168750irq/16-i91510:19:121
13152993433,0cyclictest168750irq/16-i91507:19:441
13152993432,1cyclictest168750irq/16-i91511:51:581
13151993432,1cyclictest246650irq/16-enp2s0f012:21:380
13151993432,1cyclictest246650irq/16-enp2s0f011:00:470
13151993432,1cyclictest246650irq/16-enp2s0f010:20:160
13151993432,1cyclictest246650irq/16-enp2s0f008:02:590
13151993432,1cyclictest168750irq/16-i91510:28:220
13152993333,0cyclictest168750irq/16-i91508:38:051
13152993333,0cyclictest168750irq/16-i91507:09:281
13152993332,0cyclictest246650irq/16-enp2s0f010:47:461
13152993332,0cyclictest246650irq/16-enp2s0f010:11:081
13152993332,0cyclictest246650irq/16-enp2s0f009:16:171
13152993332,0cyclictest246650irq/16-enp2s0f008:56:011
13152993332,0cyclictest246650irq/16-enp2s0f007:51:321
13152993332,0cyclictest190650irq/16-nvkm11:10:501
13152993332,0cyclictest168750irq/16-i91512:27:171
13152993332,0cyclictest168750irq/16-i91511:56:391
13152993332,0cyclictest168750irq/16-i91511:32:491
13152993332,0cyclictest168750irq/16-i91511:26:001
13152993332,0cyclictest168750irq/16-i91511:21:371
13152993332,0cyclictest168750irq/16-i91511:02:071
13152993332,0cyclictest168750irq/16-i91510:56:541
13152993332,0cyclictest168750irq/16-i91510:43:331
13152993332,0cyclictest168750irq/16-i91510:30:551
13152993332,0cyclictest168750irq/16-i91510:22:031
13152993332,0cyclictest168750irq/16-i91510:09:191
13152993332,0cyclictest168750irq/16-i91509:55:451
13152993332,0cyclictest168750irq/16-i91509:50:141
13152993332,0cyclictest168750irq/16-i91509:33:321
13152993332,0cyclictest168750irq/16-i91508:50:551
13152993332,0cyclictest168750irq/16-i91508:26:481
13152993332,0cyclictest168750irq/16-i91508:01:551
13152993332,0cyclictest168750irq/16-i91508:00:021
13152993332,0cyclictest168750irq/16-i91507:30:201
13152993332,0cyclictest168750irq/16-i91507:23:371
13152993331,1cyclictest168750irq/16-i91511:40:551
13152993331,1cyclictest168750irq/16-i91508:18:001
13151993333,0cyclictest246650irq/16-enp2s0f010:52:390
13151993333,0cyclictest246650irq/16-enp2s0f007:11:250
13151993332,1cyclictest246650irq/16-enp2s0f009:43:150
13151993332,0cyclictest246650irq/16-enp2s0f012:35:050
13151993332,0cyclictest246650irq/16-enp2s0f012:20:070
13151993332,0cyclictest246650irq/16-enp2s0f012:01:320
13151993332,0cyclictest246650irq/16-enp2s0f011:41:430
13151993332,0cyclictest246650irq/16-enp2s0f011:38:340
13151993332,0cyclictest246650irq/16-enp2s0f011:31:050
13151993332,0cyclictest246650irq/16-enp2s0f011:16:580
13151993332,0cyclictest246650irq/16-enp2s0f011:07:380
13151993332,0cyclictest246650irq/16-enp2s0f010:46:390
13151993332,0cyclictest246650irq/16-enp2s0f010:40:480
13151993332,0cyclictest246650irq/16-enp2s0f010:12:590
13151993332,0cyclictest246650irq/16-enp2s0f010:00:490
13151993332,0cyclictest246650irq/16-enp2s0f009:48:460
13151993332,0cyclictest246650irq/16-enp2s0f009:38:120
13151993332,0cyclictest246650irq/16-enp2s0f009:27:120
13151993332,0cyclictest246650irq/16-enp2s0f009:21:150
13151993332,0cyclictest246650irq/16-enp2s0f009:18:590
13151993332,0cyclictest246650irq/16-enp2s0f009:08:440
13151993332,0cyclictest246650irq/16-enp2s0f009:05:430
13151993332,0cyclictest246650irq/16-enp2s0f008:51:130
13151993332,0cyclictest246650irq/16-enp2s0f008:48:050
13151993332,0cyclictest246650irq/16-enp2s0f008:42:470
13151993332,0cyclictest246650irq/16-enp2s0f008:30:160
13151993332,0cyclictest246650irq/16-enp2s0f008:25:120
13151993332,0cyclictest246650irq/16-enp2s0f008:16:280
13151993332,0cyclictest246650irq/16-enp2s0f008:07:230
13151993332,0cyclictest246650irq/16-enp2s0f007:56:520
13151993332,0cyclictest246650irq/16-enp2s0f007:48:130
13151993332,0cyclictest246650irq/16-enp2s0f007:25:510
13151993332,0cyclictest246650irq/16-enp2s0f007:22:490
13151993332,0cyclictest168750irq/16-i91512:11:190
13151993331,1cyclictest246650irq/16-enp2s0f008:40:330
13151993331,1cyclictest246650irq/16-enp2s0f008:35:450
13151993331,1cyclictest246650irq/16-enp2s0f007:17:260
13152993232,0cyclictest246650irq/16-enp2s0f007:36:021
13152993232,0cyclictest168750irq/16-i91512:13:471
13152993232,0cyclictest168750irq/16-i91510:51:091
13152993232,0cyclictest168750irq/16-i91509:38:511
13152993232,0cyclictest168750irq/16-i91509:14:031
13152993232,0cyclictest168750irq/16-i91508:48:531
13152993231,0cyclictest168750irq/16-i91512:32:211
13152993231,0cyclictest168750irq/16-i91512:16:171
13152993231,0cyclictest168750irq/16-i91512:06:001
13152993231,0cyclictest168750irq/16-i91512:01:011
13152993231,0cyclictest168750irq/16-i91511:47:321
13152993231,0cyclictest168750irq/16-i91511:36:261
13152993231,0cyclictest168750irq/16-i91511:05:551
13152993231,0cyclictest168750irq/16-i91510:36:251
13152993231,0cyclictest168750irq/16-i91510:02:001
13152993231,0cyclictest168750irq/16-i91509:56:071
13152993231,0cyclictest168750irq/16-i91509:41:121
13152993231,0cyclictest168750irq/16-i91509:20:481
13152993231,0cyclictest168750irq/16-i91509:05:481
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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