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2026-06-20 - 08:27
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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 Sat Jun 20, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2288624515,8sleep10-21swapper/119:04:561
229232408,8sleep00-21swapper/019:05:170
23169993732,4cyclictest168750irq/16-i91522:42:081
23169993632,3cyclictest168750irq/16-i91521:26:521
23169993631,4cyclictest168750irq/16-i91522:47:091
23169993631,4cyclictest168750irq/16-i91520:33:011
23169993631,4cyclictest168750irq/16-i91500:20:501
23169993631,4cyclictest168750irq/16-i91500:00:061
23169993630,5cyclictest168750irq/16-i91519:37:321
23169993630,5cyclictest168750irq/16-i91500:08:101
23169993532,2cyclictest246650irq/16-enp2s0f020:53:371
23169993532,2cyclictest168750irq/16-i91522:22:531
23169993532,2cyclictest168750irq/16-i91521:35:151
23169993531,3cyclictest246650irq/16-enp2s0f019:49:501
23169993531,3cyclictest168750irq/16-i91523:17:151
23169993531,3cyclictest168750irq/16-i91521:42:251
23169993531,3cyclictest168750irq/16-i91521:20:571
23169993531,3cyclictest168750irq/16-i91520:12:261
23169993531,3cyclictest168750irq/16-i91519:16:261
23169993433,0cyclictest168750irq/16-i91519:53:551
23169993433,0cyclictest168750irq/16-i91500:13:031
23169993432,2cyclictest168750irq/16-i91521:30:211
23169993432,2cyclictest168750irq/16-i91520:17:251
23169993432,1cyclictest168750irq/16-i91520:07:241
23169993431,3cyclictest168750irq/16-i91522:17:221
23169993431,2cyclictest246650irq/16-enp2s0f023:52:501
23169993431,2cyclictest168750irq/16-i91523:51:021
23169993431,2cyclictest168750irq/16-i91523:43:561
23169993431,2cyclictest168750irq/16-i91523:41:541
23169993431,2cyclictest168750irq/16-i91523:29:591
23169993431,2cyclictest168750irq/16-i91523:09:151
23169993431,2cyclictest168750irq/16-i91522:56:421
23169993431,2cyclictest168750irq/16-i91522:28:341
23169993431,2cyclictest168750irq/16-i91521:58:411
23169993431,2cyclictest168750irq/16-i91521:01:131
23169993431,2cyclictest168750irq/16-i91520:46:311
23169993431,2cyclictest168750irq/16-i91520:39:571
23169993431,2cyclictest168750irq/16-i91520:32:131
23169993431,2cyclictest168750irq/16-i91519:33:091
23169993431,2cyclictest168750irq/16-i91519:20:341
23169993431,2cyclictest168750irq/16-i91519:07:311
23169993431,2cyclictest168750irq/16-i91500:36:231
23169993431,2cyclictest168750irq/16-i91500:27:501
23169993431,2cyclictest168750irq/16-i91500:02:421
23169993430,3cyclictest168750irq/16-i91523:37:141
23169993430,3cyclictest168750irq/16-i91523:25:291
23169993430,3cyclictest168750irq/16-i91520:51:451
23168993434,0cyclictest246650irq/16-enp2s0f023:55:090
23168993432,1cyclictest246650irq/16-enp2s0f020:40:190
23168993432,1cyclictest246650irq/16-enp2s0f020:16:380
23168993432,1cyclictest246650irq/16-enp2s0f019:31:190
23168993432,1cyclictest168750irq/16-i91523:39:490
23169993333,0cyclictest168750irq/16-i91521:08:001
23169993332,0cyclictest168750irq/16-i91519:58:131
23169993332,0cyclictest168750irq/16-i91519:22:471
23169993331,2cyclictest168750irq/16-i91521:37:181
23169993331,1cyclictest168750irq/16-i91522:59:501
23169993331,1cyclictest168750irq/16-i91520:23:091
23169993330,2cyclictest168750irq/16-i91522:47:401
23169993330,2cyclictest168750irq/16-i91522:32:231
23169993330,2cyclictest168750irq/16-i91522:08:121
23169993330,2cyclictest168750irq/16-i91522:02:501
23169993330,2cyclictest168750irq/16-i91521:52:451
23169993330,2cyclictest168750irq/16-i91521:04:011
23169993330,2cyclictest168750irq/16-i91520:02:541
23169993330,2cyclictest168750irq/16-i91500:23:061
23169993329,3cyclictest168750irq/16-i91523:04:231
23169993327,5cyclictest168750irq/16-i91521:16:501
23168993333,0cyclictest246650irq/16-enp2s0f021:28:130
23168993333,0cyclictest246650irq/16-enp2s0f019:08:030
23168993332,1cyclictest246650irq/16-enp2s0f022:30:010
23168993332,1cyclictest246650irq/16-enp2s0f021:32:270
23168993332,0cyclictest246650irq/16-enp2s0f023:58:210
23168993332,0cyclictest246650irq/16-enp2s0f023:34:110
23168993332,0cyclictest246650irq/16-enp2s0f023:26:390
23168993332,0cyclictest246650irq/16-enp2s0f023:12:230
23168993332,0cyclictest246650irq/16-enp2s0f023:08:480
23168993332,0cyclictest246650irq/16-enp2s0f023:03:350
23168993332,0cyclictest246650irq/16-enp2s0f022:52:150
23168993332,0cyclictest246650irq/16-enp2s0f022:38:220
23168993332,0cyclictest246650irq/16-enp2s0f022:22:350
23168993332,0cyclictest246650irq/16-enp2s0f022:13:500
23168993332,0cyclictest246650irq/16-enp2s0f021:58:230
23168993332,0cyclictest246650irq/16-enp2s0f021:24:470
23168993332,0cyclictest246650irq/16-enp2s0f021:18:110
23168993332,0cyclictest246650irq/16-enp2s0f021:03:080
23168993332,0cyclictest246650irq/16-enp2s0f020:48:030
23168993332,0cyclictest246650irq/16-enp2s0f020:36:320
23168993332,0cyclictest246650irq/16-enp2s0f020:23:320
23168993332,0cyclictest246650irq/16-enp2s0f020:09:240
23168993332,0cyclictest246650irq/16-enp2s0f020:06:140
23168993332,0cyclictest246650irq/16-enp2s0f019:57:240
23168993332,0cyclictest246650irq/16-enp2s0f019:42:520
23168993332,0cyclictest246650irq/16-enp2s0f019:39:200
23168993332,0cyclictest246650irq/16-enp2s0f000:22:250
23168993332,0cyclictest168750irq/16-i91523:47:400
23168993332,0cyclictest168750irq/16-i91523:27:340
23168993331,1cyclictest246650irq/16-enp2s0f022:08:250
23168993331,1cyclictest246650irq/16-enp2s0f021:47:350
23168993331,1cyclictest246650irq/16-enp2s0f020:20:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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