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2026-09-17 - 04:02
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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 Sep 17, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
294462418,26sleep00-21swapper/019:01:070
29928993931,7cyclictest246650irq/16-enp2s0f020:13:490
2942023916,15sleep10-21swapper/119:00:501
29929993534,0cyclictest168750irq/16-i91522:27:461
29928993534,0cyclictest246650irq/16-enp2s0f020:09:130
29928993534,0cyclictest246650irq/16-enp2s0f000:02:500
29929993433,0cyclictest168750irq/16-i91520:55:551
29929993433,0cyclictest168750irq/16-i91520:53:451
29929993432,1cyclictest168750irq/16-i91523:35:311
29929993432,1cyclictest168750irq/16-i91521:04:171
29929993432,1cyclictest168750irq/16-i91520:22:071
29928993434,0cyclictest246650irq/16-enp2s0f023:05:370
29928993434,0cyclictest246650irq/16-enp2s0f022:26:040
29928993433,0cyclictest246650irq/16-enp2s0f022:32:090
29928993432,1cyclictest246650irq/16-enp2s0f023:35:310
29928993432,1cyclictest246650irq/16-enp2s0f021:05:590
29928993432,1cyclictest246650irq/16-enp2s0f000:14:400
29929993332,0cyclictest246650irq/16-enp2s0f021:29:221
29929993332,0cyclictest246650irq/16-enp2s0f020:13:561
29929993332,0cyclictest168750irq/16-i91523:57:011
29929993332,0cyclictest168750irq/16-i91523:45:441
29929993332,0cyclictest168750irq/16-i91523:41:451
29929993332,0cyclictest168750irq/16-i91523:27:201
29929993332,0cyclictest168750irq/16-i91523:20:501
29929993332,0cyclictest168750irq/16-i91523:14:401
29929993332,0cyclictest168750irq/16-i91523:09:341
29929993332,0cyclictest168750irq/16-i91523:02:541
29929993332,0cyclictest168750irq/16-i91522:45:461
29929993332,0cyclictest168750irq/16-i91522:00:561
29929993332,0cyclictest168750irq/16-i91521:54:271
29929993332,0cyclictest168750irq/16-i91521:41:191
29929993332,0cyclictest168750irq/16-i91521:22:501
29929993332,0cyclictest168750irq/16-i91521:11:331
29929993332,0cyclictest168750irq/16-i91520:31:421
29929993332,0cyclictest168750irq/16-i91520:07:561
29929993332,0cyclictest168750irq/16-i91520:00:571
29929993332,0cyclictest168750irq/16-i91519:57:371
29929993332,0cyclictest168750irq/16-i91519:55:081
29929993332,0cyclictest168750irq/16-i91519:46:031
29929993332,0cyclictest168750irq/16-i91519:40:351
29929993332,0cyclictest168750irq/16-i91519:37:251
29929993332,0cyclictest168750irq/16-i91519:28:561
29929993332,0cyclictest168750irq/16-i91519:16:351
29929993332,0cyclictest168750irq/16-i91519:05:481
29929993332,0cyclictest168750irq/16-i91500:29:591
29929993332,0cyclictest168750irq/16-i91500:25:051
29929993332,0cyclictest168750irq/16-i91500:14:401
29929993332,0cyclictest168750irq/16-i91500:05:481
29929993331,1cyclictest168750irq/16-i91522:32:161
29929993331,1cyclictest168750irq/16-i91522:08:131
29929993331,1cyclictest168750irq/16-i91521:46:281
29929993331,1cyclictest168750irq/16-i91521:08:441
29929993331,1cyclictest168750irq/16-i91519:33:571
29929993331,1cyclictest168750irq/16-i91519:13:191
29928993333,0cyclictest246650irq/16-enp2s0f020:55:550
29928993332,0cyclictest246650irq/16-enp2s0f023:43:540
29928993332,0cyclictest246650irq/16-enp2s0f023:36:460
29928993332,0cyclictest246650irq/16-enp2s0f023:20:500
29928993332,0cyclictest246650irq/16-enp2s0f022:58:050
29928993332,0cyclictest246650irq/16-enp2s0f022:39:020
29928993332,0cyclictest246650irq/16-enp2s0f022:13:560
29928993332,0cyclictest246650irq/16-enp2s0f021:58:080
29928993332,0cyclictest246650irq/16-enp2s0f021:50:520
29928993332,0cyclictest246650irq/16-enp2s0f021:47:040
29928993332,0cyclictest246650irq/16-enp2s0f021:32:260
29928993332,0cyclictest246650irq/16-enp2s0f021:21:360
29928993332,0cyclictest246650irq/16-enp2s0f021:11:330
29928993332,0cyclictest246650irq/16-enp2s0f020:40:330
29928993332,0cyclictest246650irq/16-enp2s0f020:35:560
29928993332,0cyclictest246650irq/16-enp2s0f019:46:030
29928993332,0cyclictest246650irq/16-enp2s0f019:16:350
29928993332,0cyclictest246650irq/16-enp2s0f019:11:300
29928993332,0cyclictest246650irq/16-enp2s0f019:08:200
29928993331,1cyclictest246650irq/16-enp2s0f022:23:400
29928993331,1cyclictest246650irq/16-enp2s0f019:56:470
29929993232,0cyclictest168750irq/16-i91522:50:431
29929993232,0cyclictest168750irq/16-i91500:16:551
29929993231,0cyclictest168750irq/16-i91523:51:151
29929993231,0cyclictest168750irq/16-i91523:37:511
29929993231,0cyclictest168750irq/16-i91523:19:411
29929993231,0cyclictest168750irq/16-i91522:56:081
29929993231,0cyclictest168750irq/16-i91522:44:351
29929993231,0cyclictest168750irq/16-i91522:36:261
29929993231,0cyclictest168750irq/16-i91522:21:081
29929993231,0cyclictest168750irq/16-i91522:15:421
29929993231,0cyclictest168750irq/16-i91522:11:591
29929993231,0cyclictest168750irq/16-i91521:55:531
29929993231,0cyclictest168750irq/16-i91521:35:461
29929993231,0cyclictest168750irq/16-i91521:31:271
29929993231,0cyclictest168750irq/16-i91520:47:201
29929993231,0cyclictest168750irq/16-i91520:41:021
29929993231,0cyclictest168750irq/16-i91520:26:101
29929993231,0cyclictest168750irq/16-i91520:15:521
29929993231,0cyclictest168750irq/16-i91519:20:411
29929993231,0cyclictest168750irq/16-i91519:20:411
29929993231,0cyclictest168750irq/16-i91500:30:431
29929993231,0cyclictest168750irq/16-i91500:02:311
29929993230,1cyclictest168750irq/16-i91521:15:331
29928993232,0cyclictest246650irq/16-enp2s0f023:57:100
29928993232,0cyclictest246650irq/16-enp2s0f023:54:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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