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2025-11-30 - 11:20
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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 Sun Nov 30, 2025 01:00:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
275999233212,10cyclictest0-21swapper/1022:20:202
275999233212,10cyclictest0-21swapper/1022:20:202
275999230208,10cyclictest34380-21inotify_reader19:55:192
275999230208,10cyclictest34380-21inotify_reader19:55:192
2748992281,81cyclictest0-21swapper/221:20:2012
2748992281,81cyclictest0-21swapper/221:20:1912
278099227200,13cyclictest15978-21CPU10
278099227200,13cyclictest15978-21CPU10
275899226193,23cyclictest27274-21inotify_reader22:00:2139
275899226193,23cyclictest27274-21inotify_reader22:00:2139
275899226193,23cyclictest27274-21inotify_reader22:00:2139
34172992210,57rtkit-daemon34171-21rtkit-daemon21:04:5523
34172992210,57rtkit-daemon34171-21rtkit-daemon21:04:5523
278099221200,12cyclictest20578-21inotify_reader22:05:2110
278099221200,12cyclictest20578-21inotify_reader22:05:2110
278099220204,8cyclictest0-21swapper/1821:35:1810
278099220204,8cyclictest0-21swapper/1821:35:1810
2761992201,104cyclictest0-21swapper/1200:15:194
2761992201,104cyclictest0-21swapper/1200:15:194
278099218186,17cyclictest0-21swapper/1820:55:2010
278099218186,17cyclictest0-21swapper/1820:55:2010
275999216203,8cyclictest0-21swapper/1019:50:202
275999216203,8cyclictest0-21swapper/1019:50:202
2761992141,178cyclictest19044-21TaskSchedulerSi21:45:214
2761992141,178cyclictest19044-21TaskSchedulerSi21:45:214
275999212202,3cyclictest0-21swapper/1020:30:212
275999212202,3cyclictest0-21swapper/1020:30:212
27509921270,137cyclictest0-21swapper/321:13:5223
27509921270,137cyclictest0-21swapper/321:13:5223
274399210194,6cyclictest0-21swapper/022:45:240
274399210194,6cyclictest0-21swapper/022:45:240
2757992091,204cyclictest0-21swapper/822:45:2038
2757992091,204cyclictest0-21swapper/822:45:2038
279999208200,2cyclictest0-21swapper/2920:50:1622
279999208200,2cyclictest0-21swapper/2920:50:1622
279899206177,8cyclictest10318-21NetworkChangeNo20:45:2121
279899206177,8cyclictest10318-21NetworkChangeNo20:45:2121
27509920510,37cyclictest15982-21CPU23
27509920510,37cyclictest15982-21CPU23
278999204194,5cyclictest4906-21CPU14
278999204194,5cyclictest4906-21CPU14
275999202188,4cyclictest9189-21inotify_reader00:35:202
275999202188,4cyclictest9189-21inotify_reader00:35:192
279999201196,2cyclictest0-21swapper/2920:40:1822
279999201196,2cyclictest0-21swapper/2920:40:1822
2805991991,195cyclictest0-21swapper/3420:20:2028
2805991991,195cyclictest0-21swapper/3420:20:1928
27569919957,53cyclictest10824-21inotify_reader22:20:1837
27569919957,53cyclictest10824-21inotify_reader22:20:1837
2748991991,8cyclictest0-21swapper/219:25:2012
2748991991,8cyclictest0-21swapper/219:25:2012
2810991981,84cyclictest9102-21TaskSchedulerSi22:00:2130
2810991981,84cyclictest9102-21TaskSchedulerSi22:00:2130
2810991981,84cyclictest9102-21TaskSchedulerSi22:00:2130
275899197188,7cyclictest0-21swapper/922:00:0039
275899197188,7cyclictest0-21swapper/922:00:0039
275899197188,7cyclictest0-21swapper/922:00:0039
27969919663,129cyclictest0-21swapper/2600:25:2219
27969919663,129cyclictest0-21swapper/2600:25:2219
275099196148,43cyclictest0-21swapper/322:30:0223
275099196148,43cyclictest0-21swapper/322:30:0223
275999195184,9cyclictest1526-21dbus-daemon00:13:512
275999195184,9cyclictest1526-21dbus-daemon00:13:512
2812991945,185cyclictest35543-21inotify_reader22:40:1932
2812991945,185cyclictest35543-21inotify_reader22:40:1932
2805991941,69cyclictest1526-21dbus-daemon21:45:2328
2805991941,69cyclictest1526-21dbus-daemon21:45:2328
278099194184,5cyclictest15985-21CPU10
278099194184,5cyclictest15985-21CPU10
278099194184,5cyclictest15985-21CPU10
34172991920,1rtkit-daemon0-21swapper/022:36:430
34172991920,1rtkit-daemon0-21swapper/022:36:430
281399192187,3cyclictest0-21swapper/3922:15:2433
281399192187,3cyclictest0-21swapper/3922:15:2333
27519919211,6cyclictest23927-21TaskSchedulerSi21:55:2034
27519919211,6cyclictest23927-21TaskSchedulerSi21:55:2034
27519919211,6cyclictest23927-21TaskSchedulerSi21:55:1934
27999919114,74cyclictest0-21swapper/2922:15:2322
27999919114,74cyclictest0-21swapper/2922:15:2322
278099191183,5cyclictest0-21swapper/1822:43:4610
278099191183,5cyclictest0-21swapper/1822:43:4510
2805991900,2cyclictest0-21swapper/3422:10:1928
2805991900,2cyclictest0-21swapper/3422:10:1828
2805991900,2cyclictest0-21swapper/3422:10:1828
279799190182,6cyclictest1526-21dbus-daemon00:08:3920
279799190182,6cyclictest1526-21dbus-daemon00:08:3920
279799190182,6cyclictest1526-21dbus-daemon00:08:3920
279699190127,49cyclictest0-21swapper/2622:05:0919
279699190127,49cyclictest0-21swapper/2622:05:0919
2812991896,93cyclictest40025-21inotify_reader21:25:1932
2812991896,93cyclictest40025-21inotify_reader21:25:1932
278099188181,5cyclictest0-21swapper/1821:06:2710
278099188181,5cyclictest0-21swapper/1821:06:2610
278099188181,5cyclictest0-21swapper/1821:06:2610
278099188180,6cyclictest36796-21nfsd00:00:2310
278099188180,6cyclictest36796-21nfsd00:00:2210
275999188180,6cyclictest0-21swapper/1021:13:102
275999188180,6cyclictest0-21swapper/1021:13:102
275999188179,6cyclictest0-21swapper/1000:25:152
275999188179,6cyclictest0-21swapper/1000:25:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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