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2026-05-12 - 14:51
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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 12, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
222732468,7sleep00-21swapper/007:04:430
2243424331,5sleep10-21swapper/107:06:241
22651993734,2cyclictest168750irq/16-i91507:14:441
22651993732,4cyclictest168750irq/16-i91509:29:561
22651993632,3cyclictest168750irq/16-i91508:09:411
22651993632,3cyclictest168750irq/16-i91507:46:261
22651993631,4cyclictest168750irq/16-i91512:10:261
22651993631,4cyclictest168750irq/16-i91511:40:191
22651993631,4cyclictest168750irq/16-i91510:38:151
22651993631,4cyclictest168750irq/16-i91507:09:301
22651993629,6cyclictest168750irq/16-i91509:48:071
22651993532,2cyclictest168750irq/16-i91511:49:361
22651993532,2cyclictest168750irq/16-i91509:09:531
22651993532,2cyclictest168750irq/16-i91508:48:241
22651993532,2cyclictest168750irq/16-i91507:25:181
22651993531,3cyclictest246650irq/16-enp2s0f011:45:201
22651993531,3cyclictest168750irq/16-i91511:54:011
22651993531,3cyclictest168750irq/16-i91511:03:401
22651993531,3cyclictest168750irq/16-i91509:21:141
22651993531,3cyclictest168750irq/16-i91509:07:591
22651993531,3cyclictest168750irq/16-i91507:34:351
22651993530,4cyclictest168750irq/16-i91510:50:121
22651993530,4cyclictest168750irq/16-i91507:59:391
22650993534,0cyclictest246650irq/16-enp2s0f012:03:150
22651993432,2cyclictest168750irq/16-i91510:04:431
22651993431,3cyclictest168750irq/16-i91510:13:181
22651993431,2cyclictest246650irq/16-enp2s0f008:14:431
22651993431,2cyclictest168750irq/16-i91512:34:441
22651993431,2cyclictest168750irq/16-i91512:27:391
22651993431,2cyclictest168750irq/16-i91511:58:131
22651993431,2cyclictest168750irq/16-i91511:30:071
22651993431,2cyclictest168750irq/16-i91510:57:591
22651993431,2cyclictest168750irq/16-i91510:43:211
22651993431,2cyclictest168750irq/16-i91509:53:001
22651993431,2cyclictest168750irq/16-i91509:43:221
22651993431,2cyclictest168750irq/16-i91509:23:361
22651993431,2cyclictest168750irq/16-i91508:03:281
22651993431,2cyclictest168750irq/16-i91507:54:421
22651993431,2cyclictest168750irq/16-i91507:38:051
22651993431,2cyclictest168750irq/16-i91507:29:441
22651993431,2cyclictest168750irq/16-i91507:21:481
22651993430,3cyclictest168750irq/16-i91509:13:201
22651993430,3cyclictest168750irq/16-i91508:58:401
22651993430,3cyclictest168750irq/16-i91508:34:091
22651993429,4cyclictest168750irq/16-i91511:00:141
22650993433,0cyclictest246650irq/16-enp2s0f011:17:090
22650993433,0cyclictest246650irq/16-enp2s0f008:01:240
22650993432,1cyclictest246650irq/16-enp2s0f007:52:180
22650993432,1cyclictest246650irq/16-enp2s0f007:32:130
22651993332,0cyclictest246650irq/16-enp2s0f010:35:391
22651993332,0cyclictest246650irq/16-enp2s0f010:28:521
22651993332,0cyclictest168750irq/16-i91508:28:041
22651993332,0cyclictest168750irq/16-i91508:28:041
22651993331,2cyclictest168750irq/16-i91512:32:361
22651993331,2cyclictest168750irq/16-i91510:18:211
22651993331,2cyclictest168750irq/16-i91508:23:201
22651993331,2cyclictest168750irq/16-i91507:48:241
22651993331,1cyclictest246650irq/16-enp2s0f008:38:301
22651993331,1cyclictest168750irq/16-i91508:53:261
22651993330,2cyclictest168750irq/16-i91512:03:091
22651993330,2cyclictest168750irq/16-i91511:33:021
22651993330,2cyclictest168750irq/16-i91511:23:471
22651993330,2cyclictest168750irq/16-i91511:13:561
22651993330,2cyclictest168750irq/16-i91511:08:171
22651993330,2cyclictest168750irq/16-i91510:23:201
22651993330,2cyclictest168750irq/16-i91510:08:281
22651993330,2cyclictest168750irq/16-i91509:33:391
22651993330,2cyclictest168750irq/16-i91508:44:211
22651993330,2cyclictest168750irq/16-i91508:20:361
22651993329,3cyclictest168750irq/16-i91512:19:351
22651993329,3cyclictest168750irq/16-i91512:13:571
22651993329,3cyclictest168750irq/16-i91511:21:221
22650993333,0cyclictest246650irq/16-enp2s0f011:53:100
22650993333,0cyclictest246650irq/16-enp2s0f009:32:240
22650993333,0cyclictest246650irq/16-enp2s0f007:10:010
22650993332,1cyclictest246650irq/16-enp2s0f011:47:470
22650993332,0cyclictest246650irq/16-enp2s0f012:35:180
22650993332,0cyclictest246650irq/16-enp2s0f012:13:010
22650993332,0cyclictest246650irq/16-enp2s0f011:59:310
22650993332,0cyclictest246650irq/16-enp2s0f011:33:310
22650993332,0cyclictest246650irq/16-enp2s0f011:20:100
22650993332,0cyclictest246650irq/16-enp2s0f010:53:590
22650993332,0cyclictest246650irq/16-enp2s0f010:50:310
22650993332,0cyclictest246650irq/16-enp2s0f010:35:150
22650993332,0cyclictest246650irq/16-enp2s0f010:06:530
22650993332,0cyclictest246650irq/16-enp2s0f010:02:350
22650993332,0cyclictest246650irq/16-enp2s0f009:55:010
22650993332,0cyclictest246650irq/16-enp2s0f009:33:360
22650993332,0cyclictest246650irq/16-enp2s0f009:23:350
22650993332,0cyclictest246650irq/16-enp2s0f008:55:390
22650993332,0cyclictest246650irq/16-enp2s0f008:49:560
22650993332,0cyclictest246650irq/16-enp2s0f008:47:530
22650993332,0cyclictest246650irq/16-enp2s0f008:39:200
22650993332,0cyclictest246650irq/16-enp2s0f008:18:040
22650993332,0cyclictest246650irq/16-enp2s0f008:03:420
22650993332,0cyclictest246650irq/16-enp2s0f007:44:110
22650993332,0cyclictest246650irq/16-enp2s0f007:38:590
22650993332,0cyclictest246650irq/16-enp2s0f007:34:320
22650993332,0cyclictest168750irq/16-i91512:12:010
22650993332,0cyclictest168750irq/16-i91510:28:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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