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2026-04-15 - 04:05
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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 Wed Apr 15, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
645824419,17sleep00-21swapper/019:05:290
67022379,21sleep10-21swapper/119:08:031
6808993534,0cyclictest246650irq/16-enp2s0f020:40:570
6809993433,0cyclictest168750irq/16-i91520:14:351
6809993432,1cyclictest168750irq/16-i91523:08:081
6809993432,1cyclictest168750irq/16-i91519:52:011
6808993434,0cyclictest246650irq/16-enp2s0f020:15:400
6808993434,0cyclictest246650irq/16-enp2s0f019:26:010
6808993433,0cyclictest246650irq/16-enp2s0f021:04:280
6808993432,1cyclictest246650irq/16-enp2s0f022:02:350
6808993432,1cyclictest246650irq/16-enp2s0f021:30:570
6808993432,1cyclictest246650irq/16-enp2s0f020:33:320
6808993432,1cyclictest246650irq/16-enp2s0f000:18:320
6808993432,1cyclictest168750irq/16-i91500:28:250
6808993431,0cyclictest246650irq/16-enp2s0f019:11:150
6809993332,0cyclictest246650irq/16-enp2s0f021:33:161
6809993332,0cyclictest246650irq/16-enp2s0f020:58:391
6809993332,0cyclictest246650irq/16-enp2s0f019:29:251
6809993332,0cyclictest168750irq/16-i91523:59:101
6809993332,0cyclictest168750irq/16-i91523:42:371
6809993332,0cyclictest168750irq/16-i91522:31:021
6809993332,0cyclictest168750irq/16-i91522:19:221
6809993332,0cyclictest168750irq/16-i91522:12:431
6809993332,0cyclictest168750irq/16-i91522:07:461
6809993332,0cyclictest168750irq/16-i91521:58:491
6809993332,0cyclictest168750irq/16-i91521:57:571
6809993332,0cyclictest168750irq/16-i91521:22:191
6809993332,0cyclictest168750irq/16-i91521:16:371
6809993332,0cyclictest168750irq/16-i91521:03:441
6809993332,0cyclictest168750irq/16-i91520:56:411
6809993332,0cyclictest168750irq/16-i91520:52:461
6809993332,0cyclictest168750irq/16-i91520:39:031
6809993332,0cyclictest168750irq/16-i91520:32:431
6809993332,0cyclictest168750irq/16-i91520:24:021
6809993332,0cyclictest168750irq/16-i91519:47:331
6809993332,0cyclictest168750irq/16-i91519:23:341
6809993332,0cyclictest168750irq/16-i91519:20:521
6809993332,0cyclictest168750irq/16-i91500:33:571
6809993332,0cyclictest168750irq/16-i91500:24:001
6809993332,0cyclictest168750irq/16-i91500:21:381
6809993332,0cyclictest168750irq/16-i91500:12:191
6809993331,1cyclictest168750irq/16-i91523:09:551
6809993331,1cyclictest168750irq/16-i91521:35:341
6809993331,1cyclictest168750irq/16-i91520:44:031
6809993331,1cyclictest168750irq/16-i91520:05:561
6809993331,1cyclictest168750irq/16-i91519:33:481
6809993331,1cyclictest168750irq/16-i91519:16:131
6808993333,0cyclictest246650irq/16-enp2s0f023:30:410
6808993333,0cyclictest246650irq/16-enp2s0f022:07:030
6808993333,0cyclictest246650irq/16-enp2s0f021:23:180
6808993332,0cyclictest246650irq/16-enp2s0f023:59:400
6808993332,0cyclictest246650irq/16-enp2s0f023:55:030
6808993332,0cyclictest246650irq/16-enp2s0f023:43:520
6808993332,0cyclictest246650irq/16-enp2s0f023:18:320
6808993332,0cyclictest246650irq/16-enp2s0f023:09:080
6808993332,0cyclictest246650irq/16-enp2s0f023:08:030
6808993332,0cyclictest246650irq/16-enp2s0f022:42:560
6808993332,0cyclictest246650irq/16-enp2s0f022:31:070
6808993332,0cyclictest246650irq/16-enp2s0f021:36:390
6808993332,0cyclictest246650irq/16-enp2s0f021:24:000
6808993332,0cyclictest246650irq/16-enp2s0f021:17:370
6808993332,0cyclictest246650irq/16-enp2s0f020:48:410
6808993332,0cyclictest246650irq/16-enp2s0f020:18:360
6808993332,0cyclictest246650irq/16-enp2s0f019:56:350
6808993332,0cyclictest246650irq/16-enp2s0f019:48:380
6808993332,0cyclictest246650irq/16-enp2s0f019:19:280
6808993332,0cyclictest246650irq/16-enp2s0f019:15:030
6808993332,0cyclictest246650irq/16-enp2s0f000:13:220
6808993332,0cyclictest168750irq/16-i91519:35:590
6808993331,1cyclictest246650irq/16-enp2s0f022:19:140
6808993331,1cyclictest246650irq/16-enp2s0f021:49:170
6808993331,1cyclictest246650irq/16-enp2s0f020:45:070
6808993331,1cyclictest246650irq/16-enp2s0f019:58:340
6808993331,1cyclictest168750irq/16-i91523:18:110
6809993232,0cyclictest246650irq/16-enp2s0f021:40:091
6809993232,0cyclictest168750irq/16-i91523:51:261
6809993232,0cyclictest168750irq/16-i91523:44:411
6809993232,0cyclictest168750irq/16-i91523:28:431
6809993232,0cyclictest168750irq/16-i91522:44:301
6809993232,0cyclictest168750irq/16-i91522:25:361
6809993232,0cyclictest168750irq/16-i91519:58:521
6809993232,0cyclictest168750irq/16-i91519:39:291
6809993231,1cyclictest168750irq/16-i91523:53:401
6809993231,0cyclictest246650irq/16-enp2s0f021:48:481
6809993231,0cyclictest246650irq/16-enp2s0f021:43:421
6809993231,0cyclictest168750irq/16-i91523:19:271
6809993231,0cyclictest168750irq/16-i91522:58:581
6809993231,0cyclictest168750irq/16-i91522:53:591
6809993231,0cyclictest168750irq/16-i91522:48:431
6809993231,0cyclictest168750irq/16-i91522:13:421
6809993231,0cyclictest168750irq/16-i91521:23:551
6809993231,0cyclictest168750irq/16-i91521:09:151
6809993231,0cyclictest168750irq/16-i91520:18:391
6809993231,0cyclictest168750irq/16-i91520:09:391
6809993231,0cyclictest168750irq/16-i91519:53:521
6809993231,0cyclictest168750irq/16-i91500:03:511
6808993232,0cyclictest246650irq/16-enp2s0f023:38:470
6808993232,0cyclictest246650irq/16-enp2s0f023:34:240
6808993232,0cyclictest246650irq/16-enp2s0f023:27:440
6808993232,0cyclictest246650irq/16-enp2s0f022:59:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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