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2026-05-26 - 07:11
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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 Tue May 26, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
177592469,8sleep00-21swapper/019:06:570
174572378,22sleep10-21swapper/119:03:471
17893993433,0cyclictest246650irq/16-enp2s0f021:43:191
17893993432,1cyclictest168750irq/16-i91523:28:061
17893993432,1cyclictest168750irq/16-i91522:37:571
17893993432,1cyclictest168750irq/16-i91519:17:241
17892993434,0cyclictest246650irq/16-enp2s0f023:46:540
17892993434,0cyclictest246650irq/16-enp2s0f022:10:510
17892993433,0cyclictest246650irq/16-enp2s0f019:44:210
17892993432,1cyclictest246650irq/16-enp2s0f022:02:530
17892993432,1cyclictest246650irq/16-enp2s0f020:29:470
17893993333,0cyclictest168750irq/16-i91500:30:241
17893993332,0cyclictest246650irq/16-enp2s0f023:02:551
17893993332,0cyclictest246650irq/16-enp2s0f021:03:451
17893993332,0cyclictest246650irq/16-enp2s0f020:18:051
17893993332,0cyclictest246650irq/16-enp2s0f000:14:151
17893993332,0cyclictest168750irq/16-i91523:50:481
17893993332,0cyclictest168750irq/16-i91523:38:081
17893993332,0cyclictest168750irq/16-i91523:19:311
17893993332,0cyclictest168750irq/16-i91523:14:161
17893993332,0cyclictest168750irq/16-i91523:09:441
17893993332,0cyclictest168750irq/16-i91522:51:191
17893993332,0cyclictest168750irq/16-i91522:04:531
17893993332,0cyclictest168750irq/16-i91521:58:591
17893993332,0cyclictest168750irq/16-i91521:39:091
17893993332,0cyclictest168750irq/16-i91521:12:571
17893993332,0cyclictest168750irq/16-i91521:09:301
17893993332,0cyclictest168750irq/16-i91520:58:161
17893993332,0cyclictest168750irq/16-i91520:47:301
17893993332,0cyclictest168750irq/16-i91520:36:171
17893993332,0cyclictest168750irq/16-i91520:07:321
17893993332,0cyclictest168750irq/16-i91519:38:081
17893993332,0cyclictest168750irq/16-i91519:28:091
17893993332,0cyclictest168750irq/16-i91519:25:471
17893993332,0cyclictest168750irq/16-i91519:21:301
17893993332,0cyclictest168750irq/16-i91500:23:111
17893993332,0cyclictest168750irq/16-i91500:03:471
17893993331,1cyclictest168750irq/16-i91522:58:001
17893993331,1cyclictest168750irq/16-i91522:43:061
17893993331,1cyclictest168750irq/16-i91522:08:201
17893993331,1cyclictest168750irq/16-i91521:47:491
17893993331,1cyclictest168750irq/16-i91520:28:001
17893993331,1cyclictest168750irq/16-i91519:11:481
17893993331,1cyclictest168750irq/16-i91500:18:001
17892993333,0cyclictest246650irq/16-enp2s0f021:53:300
17892993333,0cyclictest246650irq/16-enp2s0f021:27:260
17892993332,1cyclictest246650irq/16-enp2s0f020:10:000
17892993332,0cyclictest246650irq/16-enp2s0f023:58:120
17892993332,0cyclictest246650irq/16-enp2s0f023:50:040
17892993332,0cyclictest246650irq/16-enp2s0f023:18:040
17892993332,0cyclictest246650irq/16-enp2s0f022:43:310
17892993332,0cyclictest246650irq/16-enp2s0f022:40:380
17892993332,0cyclictest246650irq/16-enp2s0f022:33:590
17892993332,0cyclictest246650irq/16-enp2s0f022:28:090
17892993332,0cyclictest246650irq/16-enp2s0f021:48:060
17892993332,0cyclictest246650irq/16-enp2s0f021:40:020
17892993332,0cyclictest246650irq/16-enp2s0f021:35:340
17892993332,0cyclictest246650irq/16-enp2s0f021:27:470
17892993332,0cyclictest246650irq/16-enp2s0f021:22:440
17892993332,0cyclictest246650irq/16-enp2s0f021:13:030
17892993332,0cyclictest246650irq/16-enp2s0f020:59:430
17892993332,0cyclictest246650irq/16-enp2s0f020:46:400
17892993332,0cyclictest246650irq/16-enp2s0f020:38:020
17892993332,0cyclictest246650irq/16-enp2s0f020:23:310
17892993332,0cyclictest246650irq/16-enp2s0f020:20:180
17892993332,0cyclictest246650irq/16-enp2s0f020:04:560
17892993332,0cyclictest246650irq/16-enp2s0f019:54:390
17892993332,0cyclictest246650irq/16-enp2s0f019:49:460
17892993332,0cyclictest246650irq/16-enp2s0f019:26:430
17892993332,0cyclictest246650irq/16-enp2s0f019:19:410
17892993332,0cyclictest246650irq/16-enp2s0f000:23:400
17892993332,0cyclictest246650irq/16-enp2s0f000:03:200
17892993332,0cyclictest168750irq/16-i91523:02:090
17892993332,0cyclictest168750irq/16-i91521:57:500
17892993332,0cyclictest168750irq/16-i91520:53:020
17892993332,0cyclictest168750irq/16-i91520:00:100
17892993332,0cyclictest168750irq/16-i91519:37:310
17892993332,0cyclictest168750irq/16-i91500:37:350
17892993331,1cyclictest246650irq/16-enp2s0f023:36:260
17892993331,1cyclictest246650irq/16-enp2s0f022:24:210
17892993331,1cyclictest246650irq/16-enp2s0f019:28:540
17892993331,1cyclictest246650irq/16-enp2s0f000:13:140
17892993331,1cyclictest190650irq/16-nvkm20:13:110
17893993232,0cyclictest246650irq/16-enp2s0f021:32:481
17893993232,0cyclictest246650irq/16-enp2s0f021:22:571
17893993232,0cyclictest168750irq/16-i91523:58:091
17893993232,0cyclictest168750irq/16-i91523:54:361
17893993232,0cyclictest168750irq/16-i91523:33:211
17893993232,0cyclictest168750irq/16-i91522:24:261
17893993232,0cyclictest168750irq/16-i91522:15:091
17893993232,0cyclictest168750irq/16-i91520:07:491
17893993232,0cyclictest168750irq/16-i91519:32:451
17893993232,0cyclictest168750irq/16-i91500:10:151
17893993231,0cyclictest246650irq/16-enp2s0f022:32:541
17893993231,0cyclictest246650irq/16-enp2s0f020:52:581
17893993231,0cyclictest246650irq/16-enp2s0f019:57:441
17893993231,0cyclictest168750irq/16-i91523:44:451
17893993231,0cyclictest168750irq/16-i91523:27:121
17893993231,0cyclictest168750irq/16-i91522:52:511
17893993231,0cyclictest168750irq/16-i91522:27:461
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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