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2026-09-03 - 13:32
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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 03, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
323652428,8sleep00-21swapper/019:03:430
323982389,8sleep10-21swapper/119:04:021
32627993534,0cyclictest246650irq/16-enp2s0f023:30:450
32627993534,0cyclictest246650irq/16-enp2s0f023:07:370
32627993534,0cyclictest246650irq/16-enp2s0f022:17:000
32627993534,0cyclictest246650irq/16-enp2s0f021:15:270
32628993433,0cyclictest168750irq/16-i91519:06:551
32628993433,0cyclictest168750irq/16-i91500:02:141
32628993432,1cyclictest168750irq/16-i91521:46:171
32628993432,1cyclictest168750irq/16-i91519:30:401
32627993433,0cyclictest246650irq/16-enp2s0f023:50:570
32627993433,0cyclictest246650irq/16-enp2s0f021:54:540
32627993432,1cyclictest246650irq/16-enp2s0f022:28:350
32627993432,1cyclictest246650irq/16-enp2s0f021:39:410
32627993432,1cyclictest246650irq/16-enp2s0f020:54:130
32627993432,1cyclictest246650irq/16-enp2s0f019:37:050
32627993432,1cyclictest246650irq/16-enp2s0f019:13:460
32627993431,1cyclictest246650irq/16-enp2s0f019:43:180
32628993332,0cyclictest246650irq/16-enp2s0f023:39:281
32628993332,0cyclictest246650irq/16-enp2s0f022:29:431
32628993332,0cyclictest246650irq/16-enp2s0f021:51:591
32628993332,0cyclictest246650irq/16-enp2s0f000:24:251
32628993332,0cyclictest168750irq/16-i91523:45:481
32628993332,0cyclictest168750irq/16-i91523:11:171
32628993332,0cyclictest168750irq/16-i91522:56:091
32628993332,0cyclictest168750irq/16-i91522:50:031
32628993332,0cyclictest168750irq/16-i91522:45:021
32628993332,0cyclictest168750irq/16-i91521:30:581
32628993332,0cyclictest168750irq/16-i91521:02:571
32628993332,0cyclictest168750irq/16-i91520:55:121
32628993332,0cyclictest168750irq/16-i91520:24:361
32628993332,0cyclictest168750irq/16-i91520:10:491
32628993332,0cyclictest168750irq/16-i91520:10:491
32628993332,0cyclictest168750irq/16-i91520:09:411
32628993332,0cyclictest168750irq/16-i91520:02:561
32628993332,0cyclictest168750irq/16-i91519:55:471
32628993332,0cyclictest168750irq/16-i91519:42:401
32628993332,0cyclictest168750irq/16-i91519:21:111
32628993332,0cyclictest168750irq/16-i91500:29:051
32628993332,0cyclictest168750irq/16-i91500:17:031
32628993332,0cyclictest168750irq/16-i91500:14:141
32628993331,1cyclictest168750irq/16-i91522:14:571
32628993331,1cyclictest168750irq/16-i91521:28:381
32627993333,0cyclictest246650irq/16-enp2s0f000:22:230
32627993332,0cyclictest246650irq/16-enp2s0f023:46:010
32627993332,0cyclictest246650irq/16-enp2s0f023:42:390
32627993332,0cyclictest246650irq/16-enp2s0f023:36:220
32627993332,0cyclictest246650irq/16-enp2s0f023:16:520
32627993332,0cyclictest246650irq/16-enp2s0f023:00:050
32627993332,0cyclictest246650irq/16-enp2s0f022:34:280
32627993332,0cyclictest246650irq/16-enp2s0f022:21:080
32627993332,0cyclictest246650irq/16-enp2s0f022:06:020
32627993332,0cyclictest246650irq/16-enp2s0f022:01:150
32627993332,0cyclictest246650irq/16-enp2s0f021:31:460
32627993332,0cyclictest246650irq/16-enp2s0f021:27:330
32627993332,0cyclictest246650irq/16-enp2s0f021:06:350
32627993332,0cyclictest246650irq/16-enp2s0f021:00:550
32627993332,0cyclictest246650irq/16-enp2s0f020:46:140
32627993332,0cyclictest246650irq/16-enp2s0f020:40:530
32627993332,0cyclictest246650irq/16-enp2s0f020:33:260
32627993332,0cyclictest246650irq/16-enp2s0f020:14:260
32627993332,0cyclictest246650irq/16-enp2s0f020:14:260
32627993332,0cyclictest246650irq/16-enp2s0f020:05:540
32627993332,0cyclictest246650irq/16-enp2s0f019:47:150
32627993332,0cyclictest246650irq/16-enp2s0f019:16:350
32627993332,0cyclictest246650irq/16-enp2s0f000:31:290
32627993332,0cyclictest246650irq/16-enp2s0f000:28:150
32627993332,0cyclictest246650irq/16-enp2s0f000:17:180
32627993331,1cyclictest246650irq/16-enp2s0f021:44:070
32627993331,1cyclictest246650irq/16-enp2s0f019:31:110
32628993232,0cyclictest246650irq/16-enp2s0f023:31:011
32628993232,0cyclictest168750irq/16-i91523:55:321
32628993232,0cyclictest168750irq/16-i91523:26:521
32628993232,0cyclictest168750irq/16-i91523:01:081
32628993232,0cyclictest168750irq/16-i91522:32:211
32628993232,0cyclictest168750irq/16-i91521:58:351
32628993232,0cyclictest168750irq/16-i91521:36:491
32628993232,0cyclictest168750irq/16-i91521:21:411
32628993232,0cyclictest168750irq/16-i91521:16:041
32628993232,0cyclictest168750irq/16-i91521:06:061
32628993232,0cyclictest168750irq/16-i91520:33:481
32628993232,0cyclictest168750irq/16-i91519:19:331
32628993231,1cyclictest168750irq/16-i91523:21:041
32628993231,0cyclictest246650irq/16-enp2s0f022:01:341
32628993231,0cyclictest246650irq/16-enp2s0f020:45:581
32628993231,0cyclictest246650irq/16-enp2s0f000:06:021
32628993231,0cyclictest168750irq/16-i91523:55:581
32628993231,0cyclictest168750irq/16-i91523:41:571
32628993231,0cyclictest168750irq/16-i91523:17:121
32628993231,0cyclictest168750irq/16-i91523:06:041
32628993231,0cyclictest168750irq/16-i91522:50:531
32628993231,0cyclictest168750irq/16-i91522:25:211
32628993231,0cyclictest168750irq/16-i91521:10:491
32628993231,0cyclictest168750irq/16-i91520:36:371
32628993231,0cyclictest168750irq/16-i91520:29:071
32628993231,0cyclictest168750irq/16-i91519:51:031
32628993231,0cyclictest168750irq/16-i91519:47:061
32628993231,0cyclictest168750irq/16-i91519:36:001
32628993231,0cyclictest168750irq/16-i91500:31:001
32628993230,1cyclictest168750irq/16-i91519:30:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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