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2026-05-30 - 06:11
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot7.osadl.org (updated Sat May 30, 2026 00:46:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1111281999214,59cyclictest1231322-21ntpq22:45:194
1111281997718,59cyclictest1143241-21lpstat20:05:194
1111281997516,40cyclictest1276089-21chrt00:06:274
1111281997335,19cyclictest1086-21runrttasks20:58:134
1111281997315,39cyclictest1119546-21dpkg19:25:014
1111281997253,19cyclictest0-21swapper/420:25:164
1111281997133,38cyclictest0-21swapper/422:13:494
1111281997113,39cyclictest1240371-21grep23:00:234
1111281997032,38cyclictest0-21swapper/423:15:184
1111281996931,38cyclictest0-21swapper/420:20:294
1111281996930,39cyclictest0-21swapper/422:52:554
1111281996910,40cyclictest1265112-21taskset23:46:494
111128199679,39cyclictest1194956-21fw_packets21:40:154
1111281996748,19cyclictest876-21mta-sts-daemon19:19:594
1111281996728,39cyclictest0-21swapper/420:38:154
1111281996728,39cyclictest0-21swapper/420:38:154
111128199668,39cyclictest1223183-21awk22:30:184
1111281996629,18cyclictest0-21swapper/419:55:274
1111281996627,39cyclictest870-21mta-sts-daemon19:48:034
111128199657,39cyclictest0-21swapper/423:55:514
1111281996325,38cyclictest0-21swapper/423:21:234
1111281996324,39cyclictest0-21swapper/422:15:474
1111281996223,39cyclictest0-21swapper/423:39:274
1111281996223,39cyclictest0-21swapper/422:38:514
111128199602,39cyclictest1145669-21awk20:10:154
1111281995738,19cyclictest1241886-21hddtemp_smartct23:05:174
1111281995719,19cyclictest601ktimers/420:43:374
1111281995718,39cyclictest601ktimers/419:28:034
1111281995617,20cyclictest1206508-21cat22:00:174
1111283995535,19cyclictest871-21mta-sts-daemon23:25:156
1111281995517,19cyclictest1219318-21telnet22:25:114
111128199550,15cyclictest0-21swapper/422:44:184
1111281995419,35cyclictest0-21swapper/419:40:214
1111281995419,15cyclictest0-21swapper/423:50:534
1111281995416,38cyclictest362-21jbd2/sda2-821:20:174
1111281995415,39cyclictest0-21swapper/400:15:184
1111281995414,39cyclictest0-21swapper/400:04:234
1111282995352,1cyclictest0-21swapper/521:10:155
1111281995334,19cyclictest1276806-21/usr/sbin/munin00:10:214
1111281995319,34cyclictest0-21swapper/423:44:274
1111281995319,34cyclictest0-21swapper/420:00:154
1111281995319,15cyclictest0-21swapper/422:20:154
1111281995314,39cyclictest0-21swapper/423:32:374
1111281995314,39cyclictest0-21swapper/422:07:394
1111281995314,39cyclictest0-21swapper/421:54:574
1111281995314,39cyclictest0-21swapper/420:47:534
1111281995314,39cyclictest0-21swapper/420:47:534
1111281995314,39cyclictest0-21swapper/420:30:034
1111281995233,19cyclictest1186282-21aten2.4_rfpower21:25:134
1111281995233,19cyclictest0-21swapper/421:56:454
1111281995233,19cyclictest0-21swapper/421:46:564
1111281995233,19cyclictest0-21swapper/421:10:214
1111281995233,19cyclictest0-21swapper/421:00:034
1111281995218,15cyclictest0-21swapper/419:10:194
1111281995213,20cyclictest1287749-21apt-get00:30:114
1111281995213,19cyclictest0-21swapper/419:30:484
1111277995214,38cyclictest0-21swapper/019:20:130
1111283995131,19cyclictest0-21swapper/620:25:166
1111281995133,18cyclictest0-21swapper/422:59:194
1111281995133,18cyclictest0-21swapper/421:37:034
1111281995133,18cyclictest0-21swapper/421:07:374
1111281995133,18cyclictest0-21swapper/419:50:234
1111281995133,18cyclictest0-21swapper/400:36:034
1111281995132,19cyclictest0-21swapper/419:35:034
1111279995113,38cyclictest0-21swapper/222:25:132
1111281995031,19cyclictest1182782-21taskset21:18:014
1111281995031,19cyclictest0-21swapper/421:30:144
1111281995011,39cyclictest0-21swapper/420:54:234
1111281995011,39cyclictest0-21swapper/400:21:494
1111281995011,19cyclictest0-21swapper/423:14:234
1111277995012,19cyclictest0-21swapper/021:20:160
1111281994931,18cyclictest0-21swapper/420:18:154
1111281994911,19cyclictest0-21swapper/423:28:004
111128399489,39cyclictest0-21swapper/621:15:156
111128399479,19cyclictest0-21swapper/621:35:176
111128399467,19cyclictest0-21swapper/620:45:166
111128399467,19cyclictest0-21swapper/620:45:166
111128199467,39cyclictest0-21swapper/400:25:214
111127799468,19cyclictest0-21swapper/023:20:140
111128299446,19cyclictest0-21swapper/522:15:165
111128399424,19cyclictest0-21swapper/600:00:166
111128399413,19cyclictest0-21swapper/621:00:166
111128299411,39cyclictest0-21swapper/523:00:145
1111283993921,18cyclictest0-21swapper/621:40:166
111127799390,20cyclictest0-21swapper/020:35:150
111127799390,20cyclictest0-21swapper/020:35:140
111128299370,36cyclictest0-21swapper/500:05:175
111128399360,35cyclictest0-21swapper/600:35:166
1111277993617,0cyclictest0-21swapper/021:40:160
111127799360,17cyclictest0-21swapper/019:15:140
1111283993514,20cyclictest0-21swapper/620:55:156
111128399350,34cyclictest0-21swapper/600:25:246
111128299350,35cyclictest0-21swapper/519:55:165
111128299350,16cyclictest0-21swapper/520:10:155
111128299350,15cyclictest0-21swapper/520:15:165
111127999350,35cyclictest0-21swapper/223:35:162
111127999350,35cyclictest0-21swapper/222:10:152
111127999350,15cyclictest0-21swapper/223:00:152
1111283993414,19cyclictest0-21swapper/622:45:146
1111283993413,20cyclictest0-21swapper/619:45:156
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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