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2025-12-25 - 01:38
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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 Dec 24, 2025 13:00:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1997699229215,12cyclictest0-21swapper/3809:25:2232
1997699229215,12cyclictest0-21swapper/3809:25:2232
1997099212207,4cyclictest0-21swapper/3210:08:5626
1997099212207,4cyclictest0-21swapper/3210:08:5526
1997099212207,4cyclictest0-21swapper/3210:08:5526
1997099212205,5cyclictest0-21swapper/3210:10:2126
1997099212205,5cyclictest0-21swapper/3210:10:2026
1997099212205,5cyclictest0-21swapper/3210:10:2026
1997099211204,4cyclictest0-21swapper/3212:15:0026
1997099211204,4cyclictest0-21swapper/3212:15:0026
1997099211204,4cyclictest0-21swapper/3212:15:0026
1997099210203,5cyclictest0-21swapper/3209:10:2226
1997099210203,5cyclictest0-21swapper/3209:10:2226
1997099210203,5cyclictest0-21swapper/3209:10:2126
1997099209199,8cyclictest0-21swapper/3211:31:1426
1997099209199,8cyclictest0-21swapper/3211:31:1426
1997099207198,4cyclictest0-21swapper/3212:25:3926
1997099207198,4cyclictest0-21swapper/3212:25:3826
1997099206201,4cyclictest0-21swapper/3212:02:2626
1997099206201,4cyclictest0-21swapper/3212:02:2626
1997099206171,24cyclictest0-21swapper/3211:35:1726
1997099206171,24cyclictest0-21swapper/3211:35:1626
1997099205198,5cyclictest0-21swapper/3211:30:0326
1997099205198,5cyclictest0-21swapper/3211:30:0326
1997099205198,5cyclictest0-21swapper/3210:51:2126
1997099205198,5cyclictest0-21swapper/3210:51:2126
1997099205198,5cyclictest0-21swapper/3210:51:2126
1997099205193,9cyclictest0-21swapper/3210:25:5326
1997099205193,9cyclictest0-21swapper/3210:25:5326
1997099204198,4cyclictest0-21swapper/3211:52:0426
1997099204198,4cyclictest0-21swapper/3211:52:0326
1997099204178,18cyclictest0-21swapper/3210:03:2226
1997099204178,18cyclictest0-21swapper/3210:03:2226
1997099203197,4cyclictest0-21swapper/3211:10:5126
1997099203197,4cyclictest0-21swapper/3211:10:5026
1997699201183,12cyclictest0-21swapper/3809:23:2732
1997699201183,12cyclictest0-21swapper/3809:23:2732
1997099199187,8cyclictest0-21swapper/3211:40:5326
1997099199187,8cyclictest0-21swapper/3211:40:5326
1997099199187,8cyclictest0-21swapper/3211:40:5326
1997099199187,6cyclictest3544-21CPU26
1997099199187,6cyclictest3544-21CPU26
1997099199184,11cyclictest0-21swapper/3209:54:1526
1997099199184,11cyclictest0-21swapper/3209:54:1426
1997099199184,11cyclictest0-21swapper/3209:54:1426
1997399198179,16cyclictest0-21swapper/3509:15:3029
1997399198179,16cyclictest0-21swapper/3509:15:3029
1997399198179,16cyclictest0-21swapper/3509:15:3029
1997099198191,5cyclictest23283-21sshd09:17:4026
1997099198191,5cyclictest23283-21sshd09:17:3926
1997099198191,5cyclictest23283-21sshd09:17:3926
1997099198188,8cyclictest0-21swapper/3209:57:1526
1997099198188,8cyclictest0-21swapper/3209:57:1526
1997099198188,8cyclictest0-21swapper/3209:57:1526
1997099197177,17cyclictest0-21swapper/3210:40:1926
1997099197177,17cyclictest0-21swapper/3210:40:1926
1997099196181,13cyclictest0-21swapper/3211:19:2426
1997099196181,13cyclictest0-21swapper/3211:19:2426
1997099196181,13cyclictest0-21swapper/3211:19:2426
1997099194189,4cyclictest0-21swapper/3211:07:3426
1997099194189,4cyclictest0-21swapper/3211:07:3426
1997099194188,4cyclictest0-21swapper/3210:15:3626
1997099194188,4cyclictest0-21swapper/3210:15:3626
1997099193114,74cyclictest4407-21CPU26
1997099193114,74cyclictest4407-21CPU26
1997699191184,4cyclictest0-21swapper/3809:30:2132
1997699191184,4cyclictest0-21swapper/3809:30:2032
1997099191186,4cyclictest0-21swapper/3211:59:2826
1997099191186,4cyclictest0-21swapper/3211:59:2826
1997099191180,6cyclictest3545-21CPU26
1997099191180,6cyclictest3545-21CPU26
1997099191180,6cyclictest3545-21CPU26
1997099191174,11cyclictest0-21swapper/3211:03:2326
1997099191174,11cyclictest0-21swapper/3211:03:2326
1997099191174,11cyclictest0-21swapper/3211:03:2226
1997099190183,5cyclictest0-21swapper/3209:34:0926
1997099190183,5cyclictest0-21swapper/3209:34:0826
1997099190182,7cyclictest0-21swapper/3212:24:0626
1997099190182,7cyclictest0-21swapper/3212:24:0626
1996999190135,41cyclictest3546-21CPU25
1996999190135,41cyclictest3546-21CPU25
1997699189179,8cyclictest0-21swapper/3809:05:1132
1997699189179,8cyclictest0-21swapper/3809:05:1132
1997099189170,9cyclictest0-21swapper/3210:24:0726
1997099189170,9cyclictest0-21swapper/3210:24:0626
1993699189130,55cyclictest3609-21CPU34
1993699189130,55cyclictest3609-21CPU34
1997099188182,4cyclictest0-21swapper/3211:45:5526
1997099188182,4cyclictest0-21swapper/3211:45:5426
1997099188169,10cyclictest0-21swapper/3212:40:0426
1997099188169,10cyclictest0-21swapper/3212:40:0426
1997099186169,10cyclictest0-21swapper/3211:25:0726
1997099186169,10cyclictest0-21swapper/3211:25:0626
1997099185175,9cyclictest0-21swapper/3211:23:4526
1997099184178,4cyclictest0-21swapper/3210:45:3426
1997099184178,4cyclictest0-21swapper/3210:45:3426
1997099184173,9cyclictest0-21swapper/3212:34:1226
1997099184173,9cyclictest0-21swapper/3212:34:1226
1993199184175,6cyclictest0-21swapper/010:48:310
1993199184175,6cyclictest0-21swapper/010:48:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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