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2026-03-11 - 06:32
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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 Wed Mar 11, 2026 01:02:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4050992452,237cyclictest37265-21CPU39
4050992452,237cyclictest37265-21CPU39
4050992381,234cyclictest0-21swapper/923:45:1239
4050992381,234cyclictest0-21swapper/923:45:1139
4050992371,233cyclictest0-21swapper/900:25:2939
4050992371,233cyclictest0-21swapper/900:25:2839
4050992360,2cyclictest0-21swapper/922:53:1639
4050992360,2cyclictest0-21swapper/922:53:1639
4050992360,2cyclictest0-21swapper/922:53:1539
4050992351,230cyclictest0-21swapper/900:30:1339
4050992351,230cyclictest0-21swapper/900:30:1339
4050992351,230cyclictest0-21swapper/900:30:1339
4050992341,225cyclictest0-21swapper/900:13:4739
4050992341,225cyclictest0-21swapper/900:13:4739
4050992341,225cyclictest0-21swapper/900:13:4739
4050992306,213cyclictest0-21swapper/922:20:3539
4050992306,213cyclictest0-21swapper/922:20:3439
4050992300,2cyclictest0-21swapper/923:55:3639
4050992300,2cyclictest0-21swapper/923:55:3639
4050992300,2cyclictest0-21swapper/921:15:0639
4050992300,2cyclictest0-21swapper/921:15:0639
4050992300,2cyclictest0-21swapper/921:15:0639
4050992290,2cyclictest0-21swapper/923:07:1039
4050992290,2cyclictest0-21swapper/923:07:1039
4050992290,2cyclictest0-21swapper/923:07:0939
4050992281,2cyclictest0-21swapper/922:05:2639
4050992281,2cyclictest0-21swapper/922:05:2639
4050992280,2cyclictest0-21swapper/921:20:2339
4050992280,2cyclictest0-21swapper/921:20:2339
4050992280,2cyclictest0-21swapper/921:20:2339
4050992271,2cyclictest0-21swapper/921:43:0439
4050992271,2cyclictest0-21swapper/921:43:0339
4050992271,223cyclictest0-21swapper/922:39:5239
4050992271,223cyclictest0-21swapper/922:39:5239
4050992260,2cyclictest0-21swapper/923:01:3139
4050992260,2cyclictest0-21swapper/923:01:3139
4050992260,2cyclictest0-21swapper/923:01:3139
4050992241,215cyclictest0-21swapper/923:55:0139
4050992241,215cyclictest0-21swapper/923:55:0139
4050992241,215cyclictest0-21swapper/923:55:0139
4050992240,2cyclictest0-21swapper/922:26:1639
4050992240,2cyclictest0-21swapper/922:26:1639
4050992231,2cyclictest0-21swapper/920:35:0139
4050992231,2cyclictest0-21swapper/920:35:0139
4050992231,219cyclictest0-21swapper/900:06:1639
4050992231,219cyclictest0-21swapper/900:06:1639
4050992221,217cyclictest0-21swapper/923:12:1739
4050992221,217cyclictest0-21swapper/923:12:1739
4050992201,207cyclictest0-21swapper/921:18:4239
4050992201,207cyclictest0-21swapper/921:18:4139
4050992195,211cyclictest0-21swapper/921:52:0239
4050992195,211cyclictest0-21swapper/921:52:0239
4050992191,215cyclictest0-21swapper/922:04:4239
4050992191,215cyclictest0-21swapper/922:04:4239
4050992190,2cyclictest0-21swapper/900:00:4939
4050992190,2cyclictest0-21swapper/900:00:4939
4050992181,2cyclictest0-21swapper/921:26:3139
4050992181,2cyclictest0-21swapper/921:26:3139
4050992181,2cyclictest0-21swapper/921:26:3039
4050992181,214cyclictest0-21swapper/922:45:1839
4050992181,214cyclictest0-21swapper/922:45:1839
4050992171,2cyclictest0-21swapper/919:18:5539
4050992171,2cyclictest0-21swapper/919:18:5539
4050992171,213cyclictest0-21swapper/923:24:5139
4050992171,213cyclictest0-21swapper/923:24:5139
4050992171,212cyclictest0-21swapper/923:25:1539
4050992171,212cyclictest0-21swapper/923:25:1439
4050992171,212cyclictest0-21swapper/922:00:0039
4050992171,212cyclictest0-21swapper/922:00:0039
4050992170,2cyclictest0-21swapper/920:20:0139
4050992161,2cyclictest0-21swapper/923:39:0839
4050992161,2cyclictest0-21swapper/923:39:0839
4050992161,211cyclictest15815-21kworker/u81:4+events_unbound22:11:2439
4050992161,211cyclictest15815-21kworker/u81:4+events_unbound22:11:2439
4050992161,211cyclictest15815-21kworker/u81:4+events_unbound22:11:2439
4050992151,2cyclictest0-21swapper/923:18:3639
4050992151,2cyclictest0-21swapper/923:18:3639
4050992151,2cyclictest0-21swapper/923:18:3639
4050992151,2cyclictest0-21swapper/920:00:2239
4050992151,2cyclictest0-21swapper/920:00:2139
4050992151,211cyclictest0-21swapper/921:32:4939
4050992151,211cyclictest0-21swapper/921:32:4939
4050992151,210cyclictest0-21swapper/900:23:4839
4050992151,210cyclictest0-21swapper/900:23:4839
4050992150,2cyclictest0-21swapper/922:56:2339
4050992150,2cyclictest0-21swapper/922:56:2339
4050992140,2cyclictest0-21swapper/920:12:0839
4050992140,2cyclictest0-21swapper/920:12:0839
4050992140,2cyclictest0-21swapper/919:22:0939
4050992140,2cyclictest0-21swapper/919:22:0939
4050992140,204cyclictest0-21swapper/923:30:4839
4050992140,204cyclictest0-21swapper/923:30:4839
4050992131,2cyclictest0-21swapper/922:15:5939
4050992131,2cyclictest0-21swapper/922:15:5939
4050992131,200cyclictest0-21swapper/921:35:5239
4050992131,200cyclictest0-21swapper/921:35:5239
4050992120,2cyclictest0-21swapper/900:16:1939
4050992120,2cyclictest0-21swapper/900:16:1939
4050992110,2cyclictest0-21swapper/921:49:1739
4050992110,2cyclictest0-21swapper/921:49:1739
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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