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2026-07-21 - 03:25
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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 Tue Jul 21, 2026 00:46:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
189391999381379,1cyclictest2186858-21kworker/6:100:36:026
189391999381378,2cyclictest1966894-21kworker/6:022:22:026
189391999381378,2cyclictest1966894-21kworker/6:022:22:026
189391999381377,2cyclictest1966894-21kworker/6:021:32:026
189387799381379,1cyclictest2148341-21kworker/0:120:49:020
1893877993811,1cyclictest0-21swapper/020:04:020
1893877993810,380cyclictest0-21swapper/019:58:010
189391999379378,1cyclictest2186858-21kworker/6:100:24:026
189391999379378,1cyclictest1966894-21kworker/6:021:58:026
189391999379376,2cyclictest1966894-21kworker/6:000:05:016
1893877993790,1cyclictest0-21swapper/020:52:010
1893877993790,1cyclictest0-21swapper/020:16:020
189391999378376,1cyclictest2184870-21kworker/6:119:12:026
189391999378376,1cyclictest1966894-21kworker/6:022:58:026
189391999378376,1cyclictest1966894-21kworker/6:021:50:026
189391999378376,1cyclictest1915749-21kworker/6:219:55:026
189391999377376,1cyclictest1966894-21kworker/6:021:21:026
189391999377376,1cyclictest1933814-21kworker/6:321:12:026
189391999376375,1cyclictest2186858-21kworker/6:100:31:026
189391999376375,1cyclictest2186858-21kworker/6:100:17:026
189391999376375,1cyclictest1966894-21kworker/6:023:02:026
189391999376375,1cyclictest1966894-21kworker/6:022:16:026
189391999376375,1cyclictest1933814-21kworker/6:320:55:016
189391999376375,1cyclictest1915749-21kworker/6:219:51:026
189391999376374,1cyclictest2184870-21kworker/6:119:27:026
189391999376374,1cyclictest2184870-21kworker/6:119:27:026
189391999376374,1cyclictest2071189-21kworker/6:222:47:026
189391999376374,1cyclictest1966894-21kworker/6:023:50:026
189391999375374,1cyclictest1966894-21kworker/6:023:46:026
189391999375373,1cyclictest1933814-21kworker/6:320:50:026
189391999374373,1cyclictest2184870-21kworker/6:119:35:016
189391999374373,1cyclictest1915749-21kworker/6:219:49:026
189391999374372,1cyclictest1966894-21kworker/6:023:42:026
189391999373372,1cyclictest1933814-21kworker/6:320:25:026
189391999373371,2cyclictest1933814-21kworker/6:320:46:026
189391999373371,1cyclictest1933802-21kworker/6:020:17:026
189391999371370,1cyclictest1915749-21kworker/6:220:12:026
189388599371368,3cyclictest2184887-21kworker/1:123:18:021
189391999370369,1cyclictest2184870-21kworker/6:119:16:026
189391999370369,1cyclictest1933814-21kworker/6:320:43:026
189391999370369,1cyclictest1933814-21kworker/6:320:31:026
189391999370369,1cyclictest1915749-21kworker/6:220:02:016
189391999370368,1cyclictest2184870-21kworker/6:119:42:026
189388599359355,3cyclictest2184887-21kworker/1:122:49:021
189388599354352,1cyclictest97550irq/166-enp0s3122:27:021
189388599353351,1cyclictest97550irq/166-enp0s3123:28:021
189388599352350,1cyclictest97550irq/166-enp0s3123:06:021
189388599351349,1cyclictest0-21swapper/122:13:021
189388599350349,1cyclictest0-21swapper/100:19:011
189388599350348,1cyclictest97550irq/166-enp0s3122:19:021
189388599350348,1cyclictest0-21swapper/122:32:011
189388599350347,3cyclictest2184887-21kworker/1:100:34:021
189388599350347,2cyclictest2184887-21kworker/1:100:35:021
189388599348347,1cyclictest0-21swapper/121:23:021
189388599348347,1cyclictest0-21swapper/100:11:011
189388599347346,1cyclictest2184887-21kworker/1:121:28:021
189388599347346,1cyclictest0-21swapper/123:49:021
189388599347346,1cyclictest0-21swapper/121:37:021
189388599347345,1cyclictest2184887-21kworker/1:123:37:011
189388599347345,1cyclictest0-21swapper/122:20:021
189388599347345,1cyclictest0-21swapper/122:20:011
189388599347344,3cyclictest2184887-21kworker/1:121:17:021
189388599346345,1cyclictest0-21swapper/100:02:021
189388599345344,1cyclictest2123553-21kworker/1:023:20:021
189388599345344,1cyclictest0-21swapper/122:56:011
189388599345344,1cyclictest0-21swapper/120:15:021
189388599345343,1cyclictest2184887-21kworker/1:121:40:021
189388599344343,1cyclictest2184887-21kworker/1:122:36:021
189388599344343,1cyclictest2184887-21kworker/1:119:25:021
189388599344343,1cyclictest2184887-21kworker/1:119:25:011
189388599344343,1cyclictest0-21swapper/123:12:021
189388599344343,1cyclictest0-21swapper/100:21:011
189388599343342,1cyclictest2184887-21kworker/1:121:49:011
189388599343342,1cyclictest2184887-21kworker/1:121:00:011
189388599343342,1cyclictest2184887-21kworker/1:119:22:021
189388599343342,1cyclictest2184887-21kworker/1:100:26:021
189388599343342,1cyclictest0-21swapper/123:54:021
189388599343342,1cyclictest0-21swapper/122:52:021
189388599343342,1cyclictest0-21swapper/122:42:021
189388599343342,1cyclictest0-21swapper/120:35:021
189388599343341,1cyclictest0-21swapper/120:20:021
189388599342341,1cyclictest0-21swapper/122:06:011
189388599342341,1cyclictest0-21swapper/121:11:021
189388599342340,1cyclictest0-21swapper/123:30:011
189388599341340,1cyclictest2184887-21kworker/1:119:32:021
189388599340339,1cyclictest2184887-21kworker/1:123:58:021
189388599340339,1cyclictest0-21swapper/121:08:021
189388599340339,1cyclictest0-21swapper/120:30:011
189388599339338,1cyclictest0-21swapper/120:00:021
189388599339337,1cyclictest0-21swapper/119:40:011
189388599338337,1cyclictest2184887-21kworker/1:120:53:021
189388599338337,1cyclictest0-21swapper/120:56:021
189388599338337,1cyclictest0-21swapper/120:07:011
189388599338336,1cyclictest2184887-21kworker/1:119:53:021
189388599337336,1cyclictest2184887-21kworker/1:120:42:021
189388599337336,1cyclictest2184887-21kworker/1:119:57:021
189388599337336,1cyclictest0-21swapper/119:37:021
189388599336335,1cyclictest2184887-21kworker/1:119:18:021
189388599336335,1cyclictest0-21swapper/119:48:021
189254023310,11sleep121-21ksoftirqd/119:05:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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