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2026-05-01 - 09:02
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rackeslot4.osadl.org (updated Fri May 01, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
103728299311,20cyclictest261-21systemd-journal22:25:001
103729099301,20cyclictest261-21systemd-journal21:10:003
103729099300,2cyclictest1042307-21turbostat.cron19:15:003
103728299301,20cyclictest0-21swapper/120:15:011
103729099289,9cyclictest1216060-21turbostat22:09:553
103729099281,24cyclictest1318386-21apt-get23:45:133
103729099280,2cyclictest1339277-21chrt00:10:083
103728299281,20cyclictest1272453-21apt-get23:00:141
103728299281,19cyclictest1339274-21apt-get00:10:081
103728299280,19cyclictest0-21swapper/100:30:131
103728299280,19cyclictest0-21swapper/100:30:121
103729099270,19cyclictest1302952-21awk23:29:593
103729099260,1cyclictest1078187-21unin-run19:50:013
103728299263,21cyclictest0-21swapper/121:50:241
1037282992619,1cyclictest0-21swapper/123:41:081
103729099252,20cyclictest1303226-21apt-get23:30:123
103729099250,1cyclictest0-21swapper/320:35:103
103728599250,23cyclictest1273398-21kthreadcore23:00:172
1037282992519,1cyclictest0-21swapper/119:35:101
103728299251,21cyclictest1282961-21apt-get23:10:121
103728299251,21cyclictest1088554-21apt-get20:00:111
103728299251,20cyclictest1154796-21apt-get21:05:131
103728099259,14cyclictest1277248-21turbostat23:05:010
103728099252,21cyclictest1349478-21apt-get00:20:120
103728099252,21cyclictest1180515-21apt-get21:30:120
103728099252,21cyclictest1042574-21apt-get19:15:120
103728099252,21cyclictest1042574-21apt-get19:15:110
1037280992520,3cyclictest1237010-21apt-get22:25:100
103728099251,4cyclictest1267400-21apt-get22:55:120
103728099251,21cyclictest1124400-21apt-get20:35:100
103729099241,20cyclictest1333599-21apt-get00:00:133
103729099241,20cyclictest1211269-21apt-get22:00:123
103729099241,20cyclictest1052685-21apt-get19:25:113
103729099240,1cyclictest0-21swapper/323:00:123
1037285992420,2cyclictest1323465-21apt-get23:50:132
1037285992418,4cyclictest1267125-21idleruntime-cro22:55:002
103728599241,21cyclictest1231958-21apt-get22:20:112
103728599240,20cyclictest1149720-21apt-get21:00:122
1037280992420,2cyclictest1119305-21apt-get20:30:120
1037280992419,3cyclictest1164952-21apt-get21:15:130
103728099241,3cyclictest1089055-21tr20:00:150
103728099241,21cyclictest1346621-21sed00:15:180
103728099241,21cyclictest1175462-21apt-get21:25:130
103728099241,20cyclictest1144665-21apt-get20:55:120
103728099240,20cyclictest0-21swapper/023:25:110
1037290992315,7cyclictest1107952-21needreboot20:15:193
1037290992314,8cyclictest0-21swapper/321:05:003
103729099230,20cyclictest0-21swapper/322:20:113
103729099230,1cyclictest0-21swapper/319:17:443
103729099230,1cyclictest0-21swapper/319:17:433
103729099230,19cyclictest0-21swapper/319:50:113
103729099230,19cyclictest0-21swapper/319:40:113
103728599231,2cyclictest1170006-21apt-get21:20:122
103728599231,2cyclictest1051494-21ntpq19:20:202
103728599231,20cyclictest1134555-21apt-get20:45:112
103728599230,20cyclictest0-21swapper/219:25:112
1037282992319,2cyclictest1175959-21ps21:25:181
103728299231,2cyclictest1257247-21apt-get22:45:131
103728299231,2cyclictest1159873-21apt-get21:10:101
103728299230,20cyclictest0-21swapper/121:55:131
103728299230,20cyclictest0-21swapper/121:55:131
103728299230,20cyclictest0-21swapper/119:20:121
1037280992319,2cyclictest1221800-21apt-get22:10:120
1037280992317,4cyclictest1210988-21cron22:00:000
1037280992317,4cyclictest1210988-21cron22:00:000
103728099231,2cyclictest0-21swapper/020:15:110
103728099231,2cyclictest0-21swapper/000:00:120
103728099231,20cyclictest1288014-21apt-get23:15:130
103728099231,20cyclictest1261191-21ntpq22:45:230
103728099230,20cyclictest0-21swapper/020:05:110
1037290992219,2cyclictest1129478-21apt-get20:40:113
1037290992219,2cyclictest0-21swapper/319:40:003
1037290992218,3cyclictest0-21swapper/320:05:113
1037290992218,2cyclictest1271970-21chrt22:57:363
1037290992217,4cyclictest1051658-21ps19:20:233
1037290992213,7cyclictest1159938-21cpuspeed_turbos21:10:113
1037290992212,7cyclictest0-21swapper/320:10:203
103729099220,21cyclictest1184414-21seq21:30:213
103729099220,19cyclictest0-21swapper/322:45:133
103729099220,19cyclictest0-21swapper/322:25:113
103729099220,19cyclictest0-21swapper/320:50:123
103729099220,19cyclictest0-21swapper/320:00:123
1037285992219,2cyclictest1308793-21sort23:35:162
1037285992219,2cyclictest0-21swapper/223:10:122
1037285992218,3cyclictest261-21systemd-journal23:50:002
1037285992218,3cyclictest1159591-21cron21:10:002
103728599221,2cyclictest1185561-21apt-get21:35:112
103728599221,20cyclictest0-21swapper/223:55:112
103728599220,2cyclictest1338352-21cron00:05:002
103728599220,2cyclictest1217237-21sed22:05:152
103728599220,2cyclictest1216065-21munin-plugin-st22:05:002
103728599220,21cyclictest391rcuc/222:15:112
103728599220,21cyclictest1058165-21taskset19:30:112
103728599220,20cyclictest1344102-21cron00:15:002
103728599220,19cyclictest0-21swapper/220:25:112
1037282992219,1cyclictest0-21swapper/122:50:111
1037282992219,1cyclictest0-21swapper/121:45:111
1037282992218,2cyclictest1216068-21munin-run22:05:001
103728299220,20cyclictest0-21swapper/121:15:141
1037280992219,2cyclictest1293094-21apt-get23:20:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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