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2026-04-08 - 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 Apr 08, 2026 13:02:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
825399218176,30cyclictest0-21swapper/511:20:1035
825399218176,30cyclictest0-21swapper/511:20:0935
825399207197,8cyclictest0-21swapper/509:22:1635
825399207197,8cyclictest0-21swapper/509:22:1635
825399207197,8cyclictest0-21swapper/509:22:1535
825399205190,8cyclictest0-21swapper/511:06:5335
825399205190,8cyclictest0-21swapper/511:06:5335
825399205190,8cyclictest0-21swapper/511:06:5335
825399203193,7cyclictest0-21swapper/509:25:2735
825399203193,7cyclictest0-21swapper/509:25:2735
825399203193,7cyclictest0-21swapper/509:25:2735
827699201195,4cyclictest0-21swapper/2410:18:0617
827699201195,4cyclictest0-21swapper/2410:18:0617
827699201195,4cyclictest0-21swapper/2410:18:0617
825399200191,7cyclictest0-21swapper/510:52:4235
825399200191,7cyclictest0-21swapper/510:52:4235
825399200183,15cyclictest0-21swapper/510:59:1435
825399200183,15cyclictest0-21swapper/510:59:1435
827699195188,3cyclictest37270-21CPU17
827699195188,3cyclictest37270-21CPU17
827499195180,9cyclictest0-21swapper/2210:25:1815
827499195180,9cyclictest0-21swapper/2210:25:1815
827499195180,9cyclictest0-21swapper/2210:25:1815
825399195186,7cyclictest0-21swapper/509:10:2535
825399195186,7cyclictest0-21swapper/509:10:2535
827499194187,3cyclictest3542-21CPU15
827499194187,3cyclictest3542-21CPU15
825799194179,12cyclictest0-21swapper/909:34:1639
825799194179,12cyclictest0-21swapper/909:34:1639
825799194179,12cyclictest0-21swapper/909:34:1639
825399194181,7cyclictest0-21swapper/511:10:1935
825399194181,7cyclictest0-21swapper/511:10:1935
825399194171,20cyclictest0-21swapper/508:00:3135
827299193188,2cyclictest0-21swapper/2010:02:5013
827299193188,2cyclictest0-21swapper/2010:02:5013
827299193188,2cyclictest0-21swapper/2010:02:4913
825399193187,4cyclictest0-21swapper/509:05:0735
825399193187,4cyclictest0-21swapper/509:05:0635
825399193180,11cyclictest0-21swapper/508:25:3435
825399193180,11cyclictest0-21swapper/508:25:3435
828299192187,4cyclictest0-21swapper/2907:46:3922
828299192187,4cyclictest0-21swapper/2907:46:3922
827499192183,7cyclictest0-21swapper/2211:40:0915
827499192183,7cyclictest0-21swapper/2211:40:0815
825399192172,11cyclictest0-21swapper/509:17:0735
825399192172,11cyclictest0-21swapper/509:17:0735
825399191182,8cyclictest0-21swapper/508:06:5535
825399191182,8cyclictest0-21swapper/508:06:5435
827499190177,11cyclictest0-21swapper/2210:41:1015
827499190177,11cyclictest0-21swapper/2210:41:1015
825399190182,6cyclictest0-21swapper/511:19:4135
825399190182,6cyclictest0-21swapper/511:19:4135
825399190177,10cyclictest0-21swapper/508:51:2835
827499189183,4cyclictest0-21swapper/2208:45:1915
825399189183,4cyclictest0-21swapper/509:30:1735
825399189183,4cyclictest0-21swapper/509:30:1735
825399189183,4cyclictest0-21swapper/509:30:1635
825399189182,5cyclictest0-21swapper/508:22:5135
825399189182,5cyclictest0-21swapper/508:22:5135
828899188161,19cyclictest0-21swapper/3511:04:2429
828899188161,19cyclictest0-21swapper/3511:04:2429
827499188147,14cyclictest0-21swapper/2209:31:1015
827499188147,14cyclictest0-21swapper/2209:31:1015
827499188147,14cyclictest0-21swapper/2209:31:1015
825399188178,8cyclictest0-21swapper/510:13:1735
825399188178,8cyclictest0-21swapper/510:13:1735
827699187178,6cyclictest21902-21run-parts10:20:3517
827699187178,6cyclictest21902-21run-parts10:20:3517
825399187181,4cyclictest0-21swapper/508:48:1735
828299186157,23cyclictest0-21swapper/2907:30:1122
828299186157,23cyclictest0-21swapper/2907:30:1022
827499186174,10cyclictest0-21swapper/2209:22:3915
827499186174,10cyclictest0-21swapper/2209:22:3915
827499186174,10cyclictest0-21swapper/2209:22:3915
827499186172,12cyclictest0-21swapper/2210:32:5715
827499186172,12cyclictest0-21swapper/2210:32:5615
827499186171,12cyclictest0-21swapper/2208:44:4315
827499186171,12cyclictest0-21swapper/2208:44:4315
827299186173,11cyclictest0-21swapper/2010:13:1613
827299186173,11cyclictest0-21swapper/2010:13:1613
827299185172,10cyclictest0-21swapper/2011:07:1013
827299185172,10cyclictest0-21swapper/2011:07:1013
827299185172,10cyclictest0-21swapper/2011:07:1013
825399185172,11cyclictest0-21swapper/507:10:1735
827499184177,5cyclictest0-21swapper/2210:50:1415
827499184177,5cyclictest0-21swapper/2210:50:1315
827499184160,16cyclictest4407-21CPU15
827499184160,16cyclictest4407-21CPU15
827499184160,16cyclictest4407-21CPU15
827299183169,12cyclictest0-21swapper/2011:29:5713
827299183169,12cyclictest0-21swapper/2011:29:5713
827299183169,12cyclictest0-21swapper/2011:29:5713
825399183177,4cyclictest0-21swapper/507:17:0035
825399183177,4cyclictest0-21swapper/507:16:5935
825399183174,7cyclictest0-21swapper/508:59:0835
827299182173,7cyclictest0-21swapper/2012:26:3113
827299182173,7cyclictest0-21swapper/2012:26:3013
825399182169,10cyclictest0-21swapper/508:18:3635
825399182169,10cyclictest0-21swapper/508:18:3635
825299182177,4cyclictest0-21swapper/407:32:2934
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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