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2025-11-26 - 18:40
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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 Nov 26, 2025 13:01:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
572299263230,14cyclictest0-21swapper/908:30:1839
572299263230,14cyclictest0-21swapper/908:30:1839
575499258255,2cyclictest0-21swapper/3612:22:0830
575499258255,2cyclictest0-21swapper/3612:22:0830
5724992581,143cyclictest0-21swapper/1107:20:203
5724992581,143cyclictest0-21swapper/1107:20:203
572799253234,11cyclictest10767-21inotify_reader07:35:185
572799253234,11cyclictest10767-21inotify_reader07:35:185
574099244223,5cyclictest4907-21CPU16
574099244223,5cyclictest4907-21CPU16
572799239201,22cyclictest15985-21CPU5
572799239201,22cyclictest15985-21CPU5
575299228202,12cyclictest0-21swapper/3407:15:0428
572299227209,3cyclictest0-21swapper/907:30:1939
572299227209,3cyclictest0-21swapper/907:30:1839
57579921964,140cyclictest32988-21inotify_reader11:15:1932
57579921964,140cyclictest32988-21inotify_reader11:15:1932
5751992192,5cyclictest4912-21CPU27
5751992192,5cyclictest4912-21CPU27
5751992192,5cyclictest4912-21CPU27
57269921535,100cyclictest3079-21CPU4
57269921535,100cyclictest3079-21CPU4
5716992065,196cyclictest1529-21systemd-logind10:10:1623
5716992065,196cyclictest1529-21systemd-logind10:10:1623
57249920371,128cyclictest25044-21inotify_reader10:40:203
57249920371,128cyclictest25044-21inotify_reader10:40:203
57249920371,128cyclictest25044-21inotify_reader10:40:203
574099199178,8cyclictest0-21swapper/2311:00:1816
574099199178,8cyclictest0-21swapper/2311:00:1816
574099199178,8cyclictest0-21swapper/2311:00:1816
5714991981,75cyclictest33335-21TaskSchedulerSi12:20:191
5714991981,75cyclictest33335-21TaskSchedulerSi12:20:181
575499197176,14cyclictest0-21swapper/3611:20:1830
575499197176,14cyclictest0-21swapper/3611:20:1830
575499197176,14cyclictest0-21swapper/3611:20:1830
5724991971,87cyclictest0-21swapper/1110:15:203
5724991971,87cyclictest0-21swapper/1110:15:193
5724991971,87cyclictest0-21swapper/1110:15:193
571499197151,39cyclictest0-21swapper/112:33:581
571499197151,39cyclictest0-21swapper/112:33:581
5724991941,190cyclictest0-21swapper/1112:16:103
5724991941,190cyclictest0-21swapper/1112:16:103
57439919332,97cyclictest17707-21inotify_reader08:20:2019
34172991930,2rtkit-daemon0-21swapper/1709:26:239
34172991930,2rtkit-daemon0-21swapper/1709:26:239
34172991930,2rtkit-daemon0-21swapper/1709:26:239
5742991908,18cyclictest4898-21qemu-system-x8610:15:1918
5742991908,18cyclictest4898-21qemu-system-x8610:15:1918
5742991908,18cyclictest4898-21qemu-system-x8610:15:1918
571699190133,42cyclictest0-21swapper/309:36:2623
571699190133,42cyclictest0-21swapper/309:36:2623
573899189186,2cyclictest0-21swapper/2109:43:3914
573899189186,2cyclictest0-21swapper/2109:43:3914
573899189186,2cyclictest0-21swapper/2109:43:3914
57519918716,75cyclictest11904-21CPU27
57519918694,57cyclictest0-21swapper/3310:57:0027
57519918694,57cyclictest0-21swapper/3310:57:0027
571799186179,4cyclictest0-21swapper/409:35:5134
571799186179,4cyclictest0-21swapper/409:35:5134
5759991858,97cyclictest0-21swapper/3910:55:1933
5759991858,97cyclictest0-21swapper/3910:55:1933
575299185180,3cyclictest0-21swapper/3410:01:0628
575299185180,3cyclictest0-21swapper/3410:01:0628
575299185180,3cyclictest0-21swapper/3410:01:0628
5759991841,4cyclictest9402-21NetworkChangeNo09:05:1733
5759991841,4cyclictest9402-21NetworkChangeNo09:05:1733
575299184174,8cyclictest0-21swapper/3410:18:1528
575299184174,8cyclictest0-21swapper/3410:18:1528
575299184174,8cyclictest0-21swapper/3410:18:1528
575299184171,11cyclictest0-21swapper/3409:55:2928
575299184171,11cyclictest0-21swapper/3409:55:2928
5751991841,74cyclictest0-21swapper/3308:50:1727
5751991841,74cyclictest0-21swapper/3308:50:1727
571799184180,2cyclictest0-21swapper/410:15:2034
571799184180,2cyclictest0-21swapper/410:15:2034
571799184180,2cyclictest0-21swapper/410:15:2034
5715991842,10cyclictest9327-21CPU12
5715991842,10cyclictest9327-21CPU12
574099183179,2cyclictest0-21swapper/2310:40:0216
574099183179,2cyclictest0-21swapper/2310:40:0216
574099183179,2cyclictest0-21swapper/2310:40:0216
574099183178,4cyclictest0-21swapper/2310:40:4316
574099183178,4cyclictest0-21swapper/2310:40:4316
574099183178,4cyclictest0-21swapper/2310:40:4316
574099183173,8cyclictest0-21swapper/2312:00:0516
574099183173,8cyclictest0-21swapper/2312:00:0516
574099183173,8cyclictest0-21swapper/2312:00:0516
57139918312,166cyclictest16718-21inotify_reader08:30:180
57139918312,166cyclictest16718-21inotify_reader08:30:180
571499182164,15cyclictest0-21swapper/111:12:211
571499182164,15cyclictest0-21swapper/111:12:211
57579918161,114cyclictest0-21swapper/3810:05:1732
57579918161,114cyclictest0-21swapper/3810:05:1732
57579918161,114cyclictest0-21swapper/3810:05:1732
575299181177,2cyclictest0-21swapper/3411:45:1528
575299181177,2cyclictest0-21swapper/3411:45:1528
575299181177,2cyclictest0-21swapper/3411:45:1528
5751991811,176cyclictest0-21swapper/3312:25:1827
5751991811,176cyclictest0-21swapper/3312:25:1827
5724991811,95cyclictest0-21swapper/1108:20:213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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