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2026-04-12 - 03:24
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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 Sun Apr 12, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30512448,29sleep00-21swapper/019:05:030
31292388,8sleep10-21swapper/119:05:501
3458993534,0cyclictest246650irq/16-enp2s0f019:38:131
3457993531,3cyclictest168750irq/16-i91523:48:570
3458993433,0cyclictest246650irq/16-enp2s0f022:51:101
3458993432,1cyclictest168750irq/16-i91520:58:281
3458993432,1cyclictest168750irq/16-i91519:25:591
3457993432,1cyclictest246650irq/16-enp2s0f023:23:350
3457993432,1cyclictest246650irq/16-enp2s0f020:05:180
3457993432,1cyclictest168750irq/16-i91500:19:020
3457993426,7cyclictest246650irq/16-enp2s0f022:13:410
3458993332,0cyclictest246650irq/16-enp2s0f023:25:261
3458993332,0cyclictest246650irq/16-enp2s0f023:18:521
3458993332,0cyclictest246650irq/16-enp2s0f022:41:301
3458993332,0cyclictest246650irq/16-enp2s0f021:40:121
3458993332,0cyclictest246650irq/16-enp2s0f020:23:471
3458993332,0cyclictest246650irq/16-enp2s0f000:19:011
3458993332,0cyclictest190650irq/16-nvkm23:10:351
3458993332,0cyclictest168750irq/16-i91523:16:581
3458993332,0cyclictest168750irq/16-i91523:00:491
3458993332,0cyclictest168750irq/16-i91522:43:451
3458993332,0cyclictest168750irq/16-i91522:36:341
3458993332,0cyclictest168750irq/16-i91522:29:131
3458993332,0cyclictest168750irq/16-i91522:22:331
3458993332,0cyclictest168750irq/16-i91522:15:051
3458993332,0cyclictest168750irq/16-i91522:11:151
3458993332,0cyclictest168750irq/16-i91521:55:471
3458993332,0cyclictest168750irq/16-i91521:30:401
3458993332,0cyclictest168750irq/16-i91521:21:511
3458993332,0cyclictest168750irq/16-i91521:12:491
3458993332,0cyclictest168750irq/16-i91520:53:281
3458993332,0cyclictest168750irq/16-i91520:33:381
3458993332,0cyclictest168750irq/16-i91520:09:261
3458993332,0cyclictest168750irq/16-i91520:04:221
3458993332,0cyclictest168750irq/16-i91519:49:331
3458993332,0cyclictest168750irq/16-i91519:31:381
3458993332,0cyclictest168750irq/16-i91500:29:141
3458993332,0cyclictest168750irq/16-i91500:14:021
3458993331,1cyclictest168750irq/16-i91520:40:231
3458993331,1cyclictest168750irq/16-i91500:01:431
3457993333,0cyclictest246650irq/16-enp2s0f022:53:480
3457993333,0cyclictest246650irq/16-enp2s0f020:00:380
3457993332,1cyclictest246650irq/16-enp2s0f000:16:440
3457993332,0cyclictest246650irq/16-enp2s0f023:44:240
3457993332,0cyclictest246650irq/16-enp2s0f023:43:330
3457993332,0cyclictest246650irq/16-enp2s0f023:35:270
3457993332,0cyclictest246650irq/16-enp2s0f023:30:530
3457993332,0cyclictest246650irq/16-enp2s0f022:58:480
3457993332,0cyclictest246650irq/16-enp2s0f022:48:460
3457993332,0cyclictest246650irq/16-enp2s0f022:04:090
3457993332,0cyclictest246650irq/16-enp2s0f021:44:250
3457993332,0cyclictest246650irq/16-enp2s0f021:38:340
3457993332,0cyclictest246650irq/16-enp2s0f021:24:280
3457993332,0cyclictest246650irq/16-enp2s0f021:03:370
3457993332,0cyclictest246650irq/16-enp2s0f020:49:350
3457993332,0cyclictest246650irq/16-enp2s0f020:44:340
3457993332,0cyclictest246650irq/16-enp2s0f020:15:290
3457993332,0cyclictest246650irq/16-enp2s0f019:52:050
3457993332,0cyclictest246650irq/16-enp2s0f019:33:450
3457993332,0cyclictest246650irq/16-enp2s0f019:32:290
3457993332,0cyclictest246650irq/16-enp2s0f019:15:050
3457993332,0cyclictest246650irq/16-enp2s0f000:23:360
3457993332,0cyclictest168750irq/16-i91521:40:180
3457993332,0cyclictest168750irq/16-i91520:20:080
3457993331,1cyclictest246650irq/16-enp2s0f023:17:430
3457993331,1cyclictest246650irq/16-enp2s0f022:22:520
3457993331,1cyclictest246650irq/16-enp2s0f021:30:500
3457993331,1cyclictest246650irq/16-enp2s0f021:18:300
3457993331,1cyclictest246650irq/16-enp2s0f021:00:480
3457993331,1cyclictest246650irq/16-enp2s0f020:58:060
3457993331,1cyclictest246650irq/16-enp2s0f020:33:240
3457993331,1cyclictest246650irq/16-enp2s0f020:13:200
3457993331,1cyclictest246650irq/16-enp2s0f000:33:110
3457993331,1cyclictest168750irq/16-i91523:08:490
3457993331,1cyclictest168750irq/16-i91522:45:450
3457993331,1cyclictest168750irq/16-i91519:58:170
3458993232,0cyclictest246650irq/16-enp2s0f020:43:561
3458993232,0cyclictest168750irq/16-i91523:06:211
3458993232,0cyclictest168750irq/16-i91521:59:131
3458993232,0cyclictest168750irq/16-i91521:14:331
3458993232,0cyclictest168750irq/16-i91519:54:111
3458993232,0cyclictest168750irq/16-i91519:15:061
3458993232,0cyclictest168750irq/16-i91500:11:021
3458993231,0cyclictest246650irq/16-enp2s0f023:33:451
3458993231,0cyclictest246650irq/16-enp2s0f021:23:521
3458993231,0cyclictest168750irq/16-i91523:58:281
3458993231,0cyclictest168750irq/16-i91523:43:501
3458993231,0cyclictest168750irq/16-i91523:39:421
3458993231,0cyclictest168750irq/16-i91523:28:531
3458993231,0cyclictest168750irq/16-i91522:53:401
3458993231,0cyclictest168750irq/16-i91522:23:421
3458993231,0cyclictest168750irq/16-i91521:48:471
3458993231,0cyclictest168750irq/16-i91521:43:591
3458993231,0cyclictest168750irq/16-i91521:00:321
3458993231,0cyclictest168750irq/16-i91520:13:481
3458993231,0cyclictest168750irq/16-i91519:58:491
3458993231,0cyclictest168750irq/16-i91519:46:191
3458993231,0cyclictest168750irq/16-i91519:19:281
3458993231,0cyclictest168750irq/16-i91519:10:421
3458993231,0cyclictest168750irq/16-i91500:33:531
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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