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2026-05-25 - 09:43
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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 May 25, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
51712670,0sleep00-21swapper/000:22:400
2825625132,12sleep00-21swapper/019:06:360
283492379,8sleep10-21swapper/119:07:351
28426993433,0cyclictest246650irq/16-enp2s0f000:36:520
28426993432,1cyclictest246650irq/16-enp2s0f020:29:160
28426993432,1cyclictest246650irq/16-enp2s0f000:26:150
28426993432,1cyclictest168750irq/16-i91500:15:330
28427993333,0cyclictest168750irq/16-i91523:29:191
28427993332,0cyclictest246650irq/16-enp2s0f022:39:461
28427993332,0cyclictest168750irq/16-i91523:42:491
28427993332,0cyclictest168750irq/16-i91523:33:291
28427993332,0cyclictest168750irq/16-i91523:08:071
28427993332,0cyclictest168750irq/16-i91522:57:541
28427993332,0cyclictest168750irq/16-i91522:30:121
28427993332,0cyclictest168750irq/16-i91522:08:251
28427993332,0cyclictest168750irq/16-i91521:58:231
28427993332,0cyclictest168750irq/16-i91521:48:501
28427993332,0cyclictest168750irq/16-i91521:44:071
28427993332,0cyclictest168750irq/16-i91521:41:551
28427993332,0cyclictest168750irq/16-i91521:23:011
28427993332,0cyclictest168750irq/16-i91521:18:181
28427993332,0cyclictest168750irq/16-i91521:08:041
28427993332,0cyclictest168750irq/16-i91521:04:531
28427993332,0cyclictest168750irq/16-i91520:42:321
28427993332,0cyclictest168750irq/16-i91520:16:291
28427993332,0cyclictest168750irq/16-i91520:08:261
28427993332,0cyclictest168750irq/16-i91519:53:011
28427993332,0cyclictest168750irq/16-i91519:49:111
28427993332,0cyclictest168750irq/16-i91519:46:551
28427993332,0cyclictest168750irq/16-i91519:16:151
28427993332,0cyclictest168750irq/16-i91500:37:141
28427993332,0cyclictest168750irq/16-i91500:18:171
28427993332,0cyclictest168750irq/16-i91500:13:581
28427993331,1cyclictest246650irq/16-enp2s0f020:57:511
28427993331,1cyclictest168750irq/16-i91522:13:261
28427993331,1cyclictest168750irq/16-i91522:03:241
28427993331,1cyclictest168750irq/16-i91521:13:131
28427993331,1cyclictest168750irq/16-i91519:11:571
28426993333,0cyclictest246650irq/16-enp2s0f020:39:050
28426993333,0cyclictest246650irq/16-enp2s0f019:45:170
28426993332,0cyclictest246650irq/16-enp2s0f023:48:530
28426993332,0cyclictest246650irq/16-enp2s0f023:31:430
28426993332,0cyclictest246650irq/16-enp2s0f023:23:360
28426993332,0cyclictest246650irq/16-enp2s0f023:13:350
28426993332,0cyclictest246650irq/16-enp2s0f023:08:530
28426993332,0cyclictest246650irq/16-enp2s0f022:42:450
28426993332,0cyclictest246650irq/16-enp2s0f022:42:150
28426993332,0cyclictest246650irq/16-enp2s0f022:23:050
28426993332,0cyclictest246650irq/16-enp2s0f022:21:450
28426993332,0cyclictest246650irq/16-enp2s0f022:12:190
28426993332,0cyclictest246650irq/16-enp2s0f022:07:350
28426993332,0cyclictest246650irq/16-enp2s0f021:43:130
28426993332,0cyclictest246650irq/16-enp2s0f021:22:460
28426993332,0cyclictest246650irq/16-enp2s0f021:14:590
28426993332,0cyclictest246650irq/16-enp2s0f021:04:470
28426993332,0cyclictest246650irq/16-enp2s0f020:47:560
28426993332,0cyclictest246650irq/16-enp2s0f020:44:050
28426993332,0cyclictest246650irq/16-enp2s0f020:25:340
28426993332,0cyclictest246650irq/16-enp2s0f020:08:220
28426993332,0cyclictest246650irq/16-enp2s0f020:03:170
28426993332,0cyclictest246650irq/16-enp2s0f019:49:190
28426993332,0cyclictest246650irq/16-enp2s0f019:32:590
28426993332,0cyclictest246650irq/16-enp2s0f000:28:290
28426993332,0cyclictest246650irq/16-enp2s0f000:10:180
28426993332,0cyclictest168750irq/16-i91500:03:420
28426993331,1cyclictest246650irq/16-enp2s0f022:30:570
28426993331,1cyclictest246650irq/16-enp2s0f021:57:450
28426993331,1cyclictest246650irq/16-enp2s0f021:38:210
28427993232,0cyclictest168750irq/16-i91523:55:591
28427993232,0cyclictest168750irq/16-i91523:23:501
28427993232,0cyclictest168750irq/16-i91522:20:511
28427993232,0cyclictest168750irq/16-i91521:56:571
28427993232,0cyclictest168750irq/16-i91520:53:091
28427993232,0cyclictest168750irq/16-i91520:48:221
28427993231,0cyclictest246650irq/16-enp2s0f023:48:101
28427993231,0cyclictest246650irq/16-enp2s0f020:23:071
28427993231,0cyclictest168750irq/16-i91523:58:221
28427993231,0cyclictest168750irq/16-i91523:38:541
28427993231,0cyclictest168750irq/16-i91523:18:131
28427993231,0cyclictest168750irq/16-i91522:48:331
28427993231,0cyclictest168750irq/16-i91522:43:321
28427993231,0cyclictest168750irq/16-i91522:23:281
28427993231,0cyclictest168750irq/16-i91521:33:201
28427993231,0cyclictest168750irq/16-i91520:43:051
28427993231,0cyclictest168750irq/16-i91520:29:191
28427993231,0cyclictest168750irq/16-i91520:17:451
28427993231,0cyclictest168750irq/16-i91520:04:461
28427993231,0cyclictest168750irq/16-i91519:57:461
28427993231,0cyclictest168750irq/16-i91519:38:001
28427993231,0cyclictest168750irq/16-i91519:37:381
28427993231,0cyclictest168750irq/16-i91519:29:011
28427993231,0cyclictest168750irq/16-i91519:22:531
28427993231,0cyclictest168750irq/16-i91519:17:461
28427993231,0cyclictest168750irq/16-i91500:22:591
28427993230,1cyclictest168750irq/16-i91522:57:451
28427993230,1cyclictest168750irq/16-i91522:33:301
28427993230,1cyclictest168750irq/16-i91500:03:561
28426993232,0cyclictest246650irq/16-enp2s0f023:52:470
28426993232,0cyclictest246650irq/16-enp2s0f023:33:090
28426993232,0cyclictest246650irq/16-enp2s0f023:17:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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