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2026-07-16 - 08:09
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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 Thu Jul 16, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
165402488,8sleep00-21swapper/019:05:330
16711993832,5cyclictest246650irq/16-enp2s0f019:55:220
16711993732,4cyclictest246650irq/16-enp2s0f023:13:110
16711993732,4cyclictest246650irq/16-enp2s0f022:34:290
16711993731,5cyclictest246650irq/16-enp2s0f023:44:040
16711993731,5cyclictest246650irq/16-enp2s0f020:15:260
16711993632,4cyclictest246650irq/16-enp2s0f023:00:560
16711993632,3cyclictest246650irq/16-enp2s0f023:32:410
16711993632,3cyclictest246650irq/16-enp2s0f019:41:320
16711993632,3cyclictest246650irq/16-enp2s0f019:27:310
16711993632,3cyclictest246650irq/16-enp2s0f019:19:220
16711993632,3cyclictest168750irq/16-i91520:21:320
16711993631,4cyclictest246650irq/16-enp2s0f023:57:570
16711993631,4cyclictest246650irq/16-enp2s0f023:06:090
16711993631,4cyclictest246650irq/16-enp2s0f021:48:150
16711993631,4cyclictest246650irq/16-enp2s0f020:56:480
16711993631,4cyclictest246650irq/16-enp2s0f020:30:290
16711993631,4cyclictest246650irq/16-enp2s0f019:57:360
16711993631,4cyclictest246650irq/16-enp2s0f019:47:350
16711993631,4cyclictest246650irq/16-enp2s0f019:35:190
16711993630,5cyclictest246650irq/16-enp2s0f021:15:360
16711993630,5cyclictest246650irq/16-enp2s0f000:05:170
16711993534,0cyclictest246650irq/16-enp2s0f021:37:550
16711993533,1cyclictest246650irq/16-enp2s0f021:52:450
16711993532,3cyclictest246650irq/16-enp2s0f023:23:130
16711993532,3cyclictest246650irq/16-enp2s0f019:14:510
16711993532,2cyclictest246650irq/16-enp2s0f020:40:450
16711993532,2cyclictest246650irq/16-enp2s0f020:35:050
16711993532,2cyclictest246650irq/16-enp2s0f020:03:130
16711993532,2cyclictest246650irq/16-enp2s0f000:20:130
16711993532,2cyclictest246650irq/16-enp2s0f000:16:360
16711993531,3cyclictest246650irq/16-enp2s0f023:52:060
16711993531,3cyclictest246650irq/16-enp2s0f023:38:420
16711993531,3cyclictest246650irq/16-enp2s0f022:49:050
16711993531,3cyclictest246650irq/16-enp2s0f022:27:190
16711993531,3cyclictest246650irq/16-enp2s0f022:24:500
16711993531,3cyclictest246650irq/16-enp2s0f021:21:580
16711993531,3cyclictest246650irq/16-enp2s0f021:10:470
16711993531,3cyclictest246650irq/16-enp2s0f020:23:020
16711993531,3cyclictest246650irq/16-enp2s0f019:09:100
16711993531,3cyclictest168750irq/16-i91521:29:440
16711993530,4cyclictest246650irq/16-enp2s0f023:19:490
16711993530,4cyclictest246650irq/16-enp2s0f022:55:550
16711993530,4cyclictest246650irq/16-enp2s0f022:45:530
16711993530,4cyclictest246650irq/16-enp2s0f021:45:420
16711993530,4cyclictest246650irq/16-enp2s0f000:07:560
16711993530,4cyclictest246650irq/16-enp2s0f000:07:560
16711993529,5cyclictest246650irq/16-enp2s0f022:40:520
16713993433,0cyclictest168750irq/16-i91523:05:371
16713993433,0cyclictest168750irq/16-i91522:06:511
16713993433,0cyclictest168750irq/16-i91520:49:181
16713993432,1cyclictest168750irq/16-i91522:20:481
16713993432,1cyclictest168750irq/16-i91522:05:461
16713993432,1cyclictest168750irq/16-i91521:05:351
16713993432,1cyclictest168750irq/16-i91519:15:151
16711993433,0cyclictest246650irq/16-enp2s0f021:18:470
16711993432,1cyclictest246650irq/16-enp2s0f000:33:000
16711993431,3cyclictest246650irq/16-enp2s0f023:47:060
16711993431,3cyclictest246650irq/16-enp2s0f022:01:540
16711993431,3cyclictest246650irq/16-enp2s0f020:51:550
16711993431,3cyclictest246650irq/16-enp2s0f020:06:570
16711993431,2cyclictest246650irq/16-enp2s0f023:30:160
16711993431,2cyclictest246650irq/16-enp2s0f020:44:160
16711993431,2cyclictest246650irq/16-enp2s0f000:26:390
16711993430,3cyclictest246650irq/16-enp2s0f022:18:080
16711993430,3cyclictest246650irq/16-enp2s0f021:02:310
16711993430,3cyclictest246650irq/16-enp2s0f019:42:400
16711993429,4cyclictest246650irq/16-enp2s0f020:46:450
16711993429,4cyclictest246650irq/16-enp2s0f000:27:560
16711993426,1cyclictest168750irq/16-i91522:13:010
16713993332,0cyclictest246650irq/16-enp2s0f022:42:251
16713993332,0cyclictest246650irq/16-enp2s0f022:13:011
16713993332,0cyclictest246650irq/16-enp2s0f020:54:321
16713993332,0cyclictest246650irq/16-enp2s0f020:05:101
16713993332,0cyclictest246650irq/16-enp2s0f000:29:431
16713993332,0cyclictest168750irq/16-i91523:48:061
16713993332,0cyclictest168750irq/16-i91523:41:561
16713993332,0cyclictest168750irq/16-i91523:38:371
16713993332,0cyclictest168750irq/16-i91523:36:041
16713993332,0cyclictest168750irq/16-i91523:15:251
16713993332,0cyclictest168750irq/16-i91523:07:111
16713993332,0cyclictest168750irq/16-i91522:27:411
16713993332,0cyclictest168750irq/16-i91521:42:581
16713993332,0cyclictest168750irq/16-i91521:38:371
16713993332,0cyclictest168750irq/16-i91521:32:551
16713993332,0cyclictest168750irq/16-i91521:23:031
16713993332,0cyclictest168750irq/16-i91521:19:351
16713993332,0cyclictest168750irq/16-i91521:13:201
16713993332,0cyclictest168750irq/16-i91520:44:131
16713993332,0cyclictest168750irq/16-i91520:25:591
16713993332,0cyclictest168750irq/16-i91520:20:271
16713993332,0cyclictest168750irq/16-i91520:06:531
16713993332,0cyclictest168750irq/16-i91519:54:501
16713993332,0cyclictest168750irq/16-i91519:38:421
16713993332,0cyclictest168750irq/16-i91519:33:201
16713993332,0cyclictest168750irq/16-i91519:25:491
16713993332,0cyclictest168750irq/16-i91519:20:391
16713993332,0cyclictest168750irq/16-i91500:34:421
16713993332,0cyclictest168750irq/16-i91500:12:571
16713993332,0cyclictest168750irq/16-i91500:05:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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