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2026-03-28 - 15:04
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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 rackcslot6.osadl.org (updated Sat Mar 28, 2026 12:46:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
235739599370368,1cyclictest1370548-21kworker/5:209:15:025
235739599368367,1cyclictest1370548-21kworker/5:211:27:025
235739599367366,1cyclictest1370548-21kworker/5:209:33:025
235739599367366,1cyclictest1370548-21kworker/5:209:13:025
235739599366365,1cyclictest1370548-21kworker/5:211:11:025
235739599366365,1cyclictest1370548-21kworker/5:210:15:025
235739599366365,1cyclictest1370548-21kworker/5:209:49:025
235739599366365,1cyclictest1370548-21kworker/5:209:21:025
235739599365364,1cyclictest1370548-21kworker/5:212:15:025
235739599365364,1cyclictest1370548-21kworker/5:208:13:025
235739599365362,2cyclictest1370548-21kworker/5:212:03:025
235739599364363,1cyclictest1370548-21kworker/5:210:13:025
235739599363362,1cyclictest1370548-21kworker/5:212:11:025
235739599363362,1cyclictest1370548-21kworker/5:209:03:025
235739599363362,1cyclictest1370548-21kworker/5:208:47:025
235739599363361,1cyclictest1370548-21kworker/5:211:17:025
235739599363361,1cyclictest1370548-21kworker/5:211:17:025
235739599363361,1cyclictest1370548-21kworker/5:210:33:025
235739599363361,1cyclictest1370548-21kworker/5:209:57:025
235739599362361,1cyclictest1370548-21kworker/5:211:07:025
235739599362361,1cyclictest1370548-21kworker/5:210:25:025
235739599361360,1cyclictest1370548-21kworker/5:208:29:025
235739599361359,1cyclictest1370548-21kworker/5:209:27:025
235739599359358,1cyclictest1370548-21kworker/5:211:00:025
235739599359357,1cyclictest1370548-21kworker/5:209:51:025
235739599358357,1cyclictest0-21swapper/511:51:025
235739599358356,1cyclictest1370548-21kworker/5:209:35:025
235739599357356,1cyclictest1370548-21kworker/5:211:31:025
235739599357355,1cyclictest1370548-21kworker/5:212:34:025
235739599357355,1cyclictest1370548-21kworker/5:210:49:025
235739599357355,1cyclictest1370548-21kworker/5:210:43:025
235739599357355,1cyclictest1370548-21kworker/5:210:09:025
235739599357355,1cyclictest1370548-21kworker/5:209:05:025
235739599357355,1cyclictest0-21swapper/510:02:025
235739599357355,1cyclictest0-21swapper/507:11:025
235739599356355,1cyclictest1370548-21kworker/5:210:24:025
235739599356355,1cyclictest0-21swapper/511:45:025
235739599356354,1cyclictest1370548-21kworker/5:211:57:025
235739599356354,1cyclictest1370548-21kworker/5:210:51:025
235739599356354,1cyclictest1370548-21kworker/5:207:40:035
235739599355353,1cyclictest1370548-21kworker/5:211:36:025
235739599354353,1cyclictest1370548-21kworker/5:208:30:025
235739599354352,1cyclictest1370548-21kworker/5:207:50:025
235739599353352,1cyclictest1370548-21kworker/5:212:20:025
235739599353352,1cyclictest1370548-21kworker/5:211:20:025
235739599353352,1cyclictest1370548-21kworker/5:209:42:025
235739599353352,1cyclictest1370548-21kworker/5:208:38:025
235739599353351,1cyclictest1370548-21kworker/5:207:57:025
235739599352351,1cyclictest1370548-21kworker/5:208:50:025
235739599352351,1cyclictest1370548-21kworker/5:208:40:025
235739599352351,1cyclictest1370548-21kworker/5:208:17:025
235739599351350,1cyclictest1370548-21kworker/5:212:28:025
235739599351350,1cyclictest1370548-21kworker/5:211:42:025
235739599351350,1cyclictest1370548-21kworker/5:210:38:025
235739599351350,1cyclictest1370548-21kworker/5:207:19:025
235739599350349,1cyclictest1370548-21kworker/5:210:56:025
235739599350349,1cyclictest1370548-21kworker/5:208:55:025
235739599350349,1cyclictest1370548-21kworker/5:208:20:025
235739599350349,1cyclictest1370548-21kworker/5:207:22:025
235739599349348,1cyclictest1370548-21kworker/5:212:38:025
235739599349348,1cyclictest1370548-21kworker/5:208:05:025
235739599349348,1cyclictest1370548-21kworker/5:207:46:025
235739599348347,1cyclictest1370548-21kworker/5:208:04:025
235739599348347,1cyclictest1370548-21kworker/5:207:39:035
235739599348347,1cyclictest1370548-21kworker/5:207:28:025
235739599347346,1cyclictest1370548-21kworker/5:207:34:025
235739599346345,1cyclictest1370548-21kworker/5:212:06:025
235740999322320,1cyclictest0-21swapper/711:49:027
235740999321319,1cyclictest2370215-21kworker/7:107:55:027
235740999321319,1cyclictest0-21swapper/711:21:027
235740999321319,1cyclictest0-21swapper/709:31:027
235740999320318,1cyclictest63-21ksoftirqd/711:27:027
235740999319317,1cyclictest2409317-21kworker/7:209:19:027
235740999318316,1cyclictest0-21swapper/711:11:027
235740999318316,1cyclictest0-21swapper/707:53:027
235740999317316,1cyclictest0-21swapper/712:05:027
235740999317316,1cyclictest0-21swapper/708:01:027
235740999316315,1cyclictest0-21swapper/709:21:027
235740999316314,1cyclictest2370215-21kworker/7:108:23:027
235740999315313,1cyclictest2409317-21kworker/7:212:01:027
235740999313312,1cyclictest2409317-21kworker/7:209:03:027
235740999313311,1cyclictest2448175-21kworker/7:009:57:027
235740999313311,1cyclictest2409317-21kworker/7:212:17:027
235740999313311,1cyclictest2409317-21kworker/7:208:53:027
235740999312311,1cyclictest63-21ksoftirqd/709:10:027
235740999312311,1cyclictest2409317-21kworker/7:211:17:027
235740999312311,1cyclictest2409317-21kworker/7:211:17:027
235740999312310,1cyclictest2653673-21kworker/7:207:29:027
235740999311310,1cyclictest2448175-21kworker/7:009:47:027
235740999311310,1cyclictest2370215-21kworker/7:108:29:027
235740999311310,1cyclictest0-21swapper/708:35:027
235740999311309,1cyclictest2370215-21kworker/7:107:41:027
235740999310308,1cyclictest0-21swapper/707:18:027
235740999309308,1cyclictest2409317-21kworker/7:211:59:027
235740999308306,1cyclictest2409317-21kworker/7:211:31:027
235740999303302,1cyclictest2409317-21kworker/7:210:55:027
235740999303302,1cyclictest2409317-21kworker/7:208:40:027
235740999303302,1cyclictest0-21swapper/709:28:027
235740999303301,1cyclictest2448175-21kworker/7:010:21:027
235740999303301,1cyclictest2409317-21kworker/7:210:48:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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