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2026-04-27 - 03:24
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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 rack6slot0.osadl.org (updated Mon Apr 27, 2026 01:01:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
106099210201,7cyclictest0-21swapper/3321:11:0427
106099210201,7cyclictest0-21swapper/3321:11:0427
105099206162,41cyclictest37265-21CPU17
105099206162,41cyclictest37265-21CPU17
105099206162,41cyclictest37265-21CPU17
106099205195,7cyclictest0-21swapper/3300:30:2027
106099205195,7cyclictest0-21swapper/3300:30:2027
106099205195,7cyclictest0-21swapper/3300:30:1927
106099203197,4cyclictest0-21swapper/3322:17:4727
106099203197,4cyclictest0-21swapper/3322:17:4627
102099203196,5cyclictest0-21swapper/019:15:000
106099202197,4cyclictest0-21swapper/3321:25:3227
106099202197,4cyclictest0-21swapper/3321:25:3227
106099201190,8cyclictest0-21swapper/3322:00:1027
106099201190,8cyclictest0-21swapper/3322:00:1027
106099200192,6cyclictest0-21swapper/3322:14:5227
106099200192,6cyclictest0-21swapper/3322:14:5227
106099200190,5cyclictest4407-21CPU27
106099200190,5cyclictest4407-21CPU27
106099200190,5cyclictest4407-21CPU27
106099199192,5cyclictest0-21swapper/3319:25:0127
106099198192,4cyclictest0-21swapper/3300:26:0027
106099198192,4cyclictest0-21swapper/3300:26:0027
106099198192,4cyclictest0-21swapper/3300:26:0027
106099198190,5cyclictest0-21swapper/3300:22:1727
106099198190,5cyclictest0-21swapper/3300:22:1727
106099198181,12cyclictest0-21swapper/3322:20:1627
106099198181,12cyclictest0-21swapper/3322:20:1627
106099198181,12cyclictest0-21swapper/3322:20:1527
106099196190,4cyclictest0-21swapper/3319:20:0427
102099196190,5cyclictest0-21swapper/019:15:270
102099196185,9cyclictest0-21swapper/022:02:590
102099196185,9cyclictest0-21swapper/022:02:590
106099194188,4cyclictest0-21swapper/3322:08:1727
106099194188,4cyclictest0-21swapper/3322:08:1727
102099194183,9cyclictest0-21swapper/023:11:300
102099194183,9cyclictest0-21swapper/023:11:300
106099193188,4cyclictest0-21swapper/3321:44:5227
106099193188,4cyclictest0-21swapper/3321:44:5227
106099193188,4cyclictest0-21swapper/3321:44:5227
106099193188,4cyclictest0-21swapper/3320:55:0827
106099193188,4cyclictest0-21swapper/3320:55:0827
106099192185,5cyclictest0-21swapper/3321:52:3427
106099192185,5cyclictest0-21swapper/3321:52:3427
106099192182,5cyclictest0-21swapper/3321:34:5427
106099192182,5cyclictest0-21swapper/3321:34:5327
106099192179,11cyclictest0-21swapper/3319:25:4027
106099192179,11cyclictest0-21swapper/3319:25:3927
106099190182,6cyclictest0-21swapper/3321:36:3227
106099190182,6cyclictest0-21swapper/3321:36:3227
104699190175,12cyclictest0-21swapper/2200:24:2815
104699190175,12cyclictest0-21swapper/2200:24:2715
106099189183,4cyclictest0-21swapper/3320:53:1227
106099189183,4cyclictest0-21swapper/3320:53:1227
106099189177,10cyclictest0-21swapper/3300:15:4827
106099189177,10cyclictest0-21swapper/3300:15:4827
106099189177,10cyclictest0-21swapper/3300:15:4827
102099187118,39cyclictest3541-21CPU0
102099187118,39cyclictest3541-21CPU0
106099186178,6cyclictest0-21swapper/3300:14:4427
106099186178,6cyclictest0-21swapper/3300:14:4427
106099185178,5cyclictest0-21swapper/3321:45:3027
106099185178,5cyclictest0-21swapper/3321:45:3027
106099185178,5cyclictest0-21swapper/3321:24:0927
106099185178,5cyclictest0-21swapper/3321:24:0927
106099184179,4cyclictest0-21swapper/3321:16:3627
106099184179,4cyclictest0-21swapper/3321:16:3627
106099184178,4cyclictest0-21swapper/3319:50:1527
106099184178,4cyclictest0-21swapper/3319:50:1527
102499184141,37cyclictest0-21swapper/322:22:3023
102499184141,37cyclictest0-21swapper/322:22:3023
102499184141,37cyclictest0-21swapper/322:22:2923
106099183177,5cyclictest0-21swapper/3300:36:5627
106099183177,5cyclictest0-21swapper/3300:36:5527
105699183170,7cyclictest0-21swapper/3022:40:0724
105699183170,7cyclictest0-21swapper/3022:40:0724
105699183170,7cyclictest0-21swapper/3022:40:0724
103099183175,3cyclictest11766-21kworker/u81:4-events_unbound23:09:4337
103099183175,3cyclictest11766-21kworker/u81:4-events_unbound23:09:4237
103099183175,3cyclictest11766-21kworker/u81:4-events_unbound23:09:4237
102199182135,29cyclictest0-21swapper/121:51:061
102199182135,29cyclictest0-21swapper/121:51:051
106099181175,4cyclictest0-21swapper/3320:15:3827
105699181159,10cyclictest171rcu_preempt22:51:3824
105699181159,10cyclictest171rcu_preempt22:51:3724
104699181175,4cyclictest0-21swapper/2219:45:2415
104699181175,4cyclictest0-21swapper/2219:45:2415
103999181176,4cyclictest0-21swapper/1521:42:447
103999181176,4cyclictest0-21swapper/1521:42:447
103999181176,4cyclictest0-21swapper/1521:42:447
102099181149,23cyclictest0-21swapper/023:16:510
102099181149,23cyclictest0-21swapper/023:16:510
106099179174,4cyclictest0-21swapper/3320:10:5127
106099179173,4cyclictest0-21swapper/3320:25:5727
106099179173,4cyclictest0-21swapper/3320:25:5727
106099179170,6cyclictest0-21swapper/3321:00:2127
106099179170,6cyclictest0-21swapper/3321:00:2127
102099179112,25cyclictest30965-21kworker/0:2-events22:37:100
102099179112,25cyclictest30965-21kworker/0:2-events22:37:090
104599178144,20cyclictest0-21swapper/2121:22:3714
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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