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2026-07-27 - 09:32
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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 Mon Jul 27, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
729025010,8sleep00-21swapper/019:05:350
714623613,14sleep10-21swapper/119:04:061
7440993434,0cyclictest168750irq/16-i91519:21:161
7440993433,0cyclictest168750irq/16-i91523:12:451
7440993433,0cyclictest168750irq/16-i91521:40:321
7440993432,1cyclictest168750irq/16-i91523:26:281
7440993432,1cyclictest168750irq/16-i91522:16:171
7440993432,1cyclictest168750irq/16-i91500:35:131
7439993434,0cyclictest246650irq/16-enp2s0f000:31:200
7439993433,0cyclictest246650irq/16-enp2s0f019:38:040
7439993432,1cyclictest246650irq/16-enp2s0f023:21:270
7439993432,1cyclictest246650irq/16-enp2s0f020:19:570
7439993432,1cyclictest246650irq/16-enp2s0f019:56:140
7440993332,0cyclictest246650irq/16-enp2s0f022:04:101
7440993332,0cyclictest246650irq/16-enp2s0f021:16:051
7440993332,0cyclictest246650irq/16-enp2s0f021:05:151
7440993332,0cyclictest246650irq/16-enp2s0f019:06:341
7440993332,0cyclictest246650irq/16-enp2s0f000:17:401
7440993332,0cyclictest246650irq/16-enp2s0f000:06:471
7440993332,0cyclictest190650irq/16-nvkm19:46:401
7440993332,0cyclictest168750irq/16-i91523:59:171
7440993332,0cyclictest168750irq/16-i91523:36:591
7440993332,0cyclictest168750irq/16-i91523:31:571
7440993332,0cyclictest168750irq/16-i91523:11:261
7440993332,0cyclictest168750irq/16-i91523:01:141
7440993332,0cyclictest168750irq/16-i91522:26:491
7440993332,0cyclictest168750irq/16-i91522:23:591
7440993332,0cyclictest168750irq/16-i91521:57:351
7440993332,0cyclictest168750irq/16-i91521:51:421
7440993332,0cyclictest168750irq/16-i91521:49:311
7440993332,0cyclictest168750irq/16-i91521:34:001
7440993332,0cyclictest168750irq/16-i91521:18:371
7440993332,0cyclictest168750irq/16-i91521:07:201
7440993332,0cyclictest168750irq/16-i91520:50:231
7440993332,0cyclictest168750irq/16-i91519:58:181
7440993332,0cyclictest168750irq/16-i91519:42:531
7440993332,0cyclictest168750irq/16-i91519:40:481
7440993332,0cyclictest168750irq/16-i91519:28:221
7440993332,0cyclictest168750irq/16-i91500:15:071
7440993331,1cyclictest168750irq/16-i91522:21:181
7439993333,0cyclictest246650irq/16-enp2s0f022:17:070
7439993333,0cyclictest246650irq/16-enp2s0f020:05:450
7439993333,0cyclictest168750irq/16-i91519:07:110
7439993332,0cyclictest246650irq/16-enp2s0f023:54:410
7439993332,0cyclictest246650irq/16-enp2s0f023:42:360
7439993332,0cyclictest246650irq/16-enp2s0f023:12:530
7439993332,0cyclictest246650irq/16-enp2s0f023:04:170
7439993332,0cyclictest246650irq/16-enp2s0f022:48:040
7439993332,0cyclictest246650irq/16-enp2s0f022:29:000
7439993332,0cyclictest246650irq/16-enp2s0f022:03:170
7439993332,0cyclictest246650irq/16-enp2s0f021:57:580
7439993332,0cyclictest246650irq/16-enp2s0f021:31:560
7439993332,0cyclictest246650irq/16-enp2s0f021:23:340
7439993332,0cyclictest246650irq/16-enp2s0f021:11:310
7439993332,0cyclictest246650irq/16-enp2s0f020:49:040
7439993332,0cyclictest246650irq/16-enp2s0f020:42:330
7439993332,0cyclictest246650irq/16-enp2s0f019:42:050
7439993332,0cyclictest246650irq/16-enp2s0f019:34:180
7439993332,0cyclictest246650irq/16-enp2s0f019:14:190
7439993332,0cyclictest246650irq/16-enp2s0f000:16:490
7439993332,0cyclictest246650irq/16-enp2s0f000:02:000
7439993332,0cyclictest168750irq/16-i91521:53:430
7439993332,0cyclictest168750irq/16-i91519:31:130
7439993332,0cyclictest168750irq/16-i91500:32:040
7439993331,1cyclictest246650irq/16-enp2s0f023:58:400
7439993331,1cyclictest246650irq/16-enp2s0f023:36:540
7439993331,1cyclictest246650irq/16-enp2s0f023:27:580
7439993331,1cyclictest246650irq/16-enp2s0f020:23:110
7439993331,1cyclictest168750irq/16-i91520:15:540
7440993232,0cyclictest168750irq/16-i91523:51:501
7440993232,0cyclictest168750irq/16-i91523:46:571
7440993232,0cyclictest168750irq/16-i91523:42:341
7440993232,0cyclictest168750irq/16-i91522:32:231
7440993232,0cyclictest168750irq/16-i91521:24:241
7440993232,0cyclictest168750irq/16-i91520:52:281
7440993232,0cyclictest168750irq/16-i91520:33:581
7440993232,0cyclictest168750irq/16-i91520:22:121
7440993232,0cyclictest168750irq/16-i91520:07:141
7440993232,0cyclictest168750irq/16-i91519:54:341
7440993232,0cyclictest168750irq/16-i91500:02:051
7440993231,0cyclictest246650irq/16-enp2s0f020:01:581
7440993231,0cyclictest246650irq/16-enp2s0f019:11:571
7440993231,0cyclictest168750irq/16-i91523:16:431
7440993231,0cyclictest168750irq/16-i91522:47:111
7440993231,0cyclictest168750irq/16-i91522:41:471
7440993231,0cyclictest168750irq/16-i91522:41:211
7440993231,0cyclictest168750irq/16-i91522:06:561
7440993231,0cyclictest168750irq/16-i91521:01:021
7440993231,0cyclictest168750irq/16-i91520:36:331
7440993231,0cyclictest168750irq/16-i91520:26:341
7440993231,0cyclictest168750irq/16-i91520:16:451
7440993231,0cyclictest168750irq/16-i91520:11:361
7440993231,0cyclictest168750irq/16-i91500:28:421
7440993231,0cyclictest168750irq/16-i91500:22:421
7440993230,1cyclictest168750irq/16-i91523:02:441
7439993232,0cyclictest246650irq/16-enp2s0f023:31:490
7439993232,0cyclictest246650irq/16-enp2s0f023:10:020
7439993232,0cyclictest246650irq/16-enp2s0f022:56:320
7439993232,0cyclictest246650irq/16-enp2s0f022:51:430
7439993232,0cyclictest246650irq/16-enp2s0f022:40:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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