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2026-05-08 - 17:17
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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 08, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1314353995047,2cyclictest1477667-21fwupd09:48:563
131434899282,22cyclictest1365640-21apt-get08:00:101
131434899272,22cyclictest1503384-21apt-get10:15:101
131434899272,22cyclictest1360588-21apt-get07:55:111
131435199261,21cyclictest1462892-21apt-get09:35:112
131435199260,25cyclictest1518323-21idleruntime-cro10:29:592
131434899261,22cyclictest1426710-21apt-get09:00:111
131434899261,21cyclictest1319660-21apt-get07:15:111
1314353992523,1cyclictest0-21swapper/309:10:123
131435399252,21cyclictest1452810-21apt-get09:25:123
131435399251,21cyclictest1564208-21apt-get11:15:113
1314348992521,2cyclictest1380757-21apt-get08:15:131
131434899251,3cyclictest1391337-21apt-get08:25:121
131434899251,22cyclictest1411561-21apt-get08:45:121
131434899250,23cyclictest702-21runrttasks10:40:191
131434399252,20cyclictest1610295-21apt-get12:00:120
131435399242,2cyclictest1324764-21apt-get07:20:113
131435199241,20cyclictest1620399-21apt-get12:10:092
131435199241,20cyclictest1385835-21apt-get08:20:112
1314348992420,2cyclictest1600143-21apt-get11:50:121
1314348992419,3cyclictest0-21swapper/109:35:121
131434899241,3cyclictest0-21swapper/111:15:001
131434899241,3cyclictest0-21swapper/107:35:111
131434899241,22cyclictest1417118-21irqcore08:50:141
131434899241,21cyclictest1574771-21apt-get11:25:111
131434899241,20cyclictest0-21swapper/107:40:111
131434899240,21cyclictest0-21swapper/112:00:121
131434399242,2cyclictest1513501-21apt-get10:25:100
131434399241,21cyclictest1421667-21apt-get08:55:110
1314353992319,2cyclictest1559139-21apt-get11:10:103
131435399231,2cyclictest1605241-21apt-get11:55:113
131435399231,2cyclictest1589979-21apt-get11:40:113
131435399231,20cyclictest0-21swapper/307:55:153
1314351992319,2cyclictest1645692-21apt-get12:35:112
1314351992319,2cyclictest0-21swapper/210:20:122
131435199231,2cyclictest1447357-21apt-get09:20:122
131435199230,21cyclictest1478045-21seq09:50:102
1314348992320,2cyclictest1640639-21apt-get12:30:101
131434899231,3cyclictest1492960-21idleruntime-cro10:05:001
131434899230,20cyclictest0-21swapper/112:15:111
131434899230,20cyclictest0-21swapper/108:20:111
1314343992319,2cyclictest1488179-21apt-get10:00:110
131434399231,2cyclictest1334899-21apt-get07:30:120
131434399231,21cyclictest1478042-21apt-get09:50:110
131434399231,20cyclictest1350459-21apt-get07:45:120
131434399231,20cyclictest0-21swapper/008:00:110
131434399230,22cyclictest1625770-21/usr/sbin/munin12:15:150
1314353992219,2cyclictest0-21swapper/312:15:013
1314353992218,2cyclictest261-21systemd-journal10:05:013
131435399221,2cyclictest0-21swapper/311:05:123
131435399220,2cyclictest1391831-21tr08:25:163
131435399220,20cyclictest1599056-21ntpq11:45:223
131435399220,20cyclictest1422160-21tr08:55:163
131435399220,20cyclictest0-21swapper/311:50:133
131435399220,20cyclictest0-21swapper/308:00:103
131435399220,19cyclictest0-21swapper/312:30:103
131435399220,19cyclictest0-21swapper/309:55:103
1314351992219,2cyclictest0-21swapper/208:00:102
131435199221,20cyclictest1390641-21apt-get08:25:012
131435199221,19cyclictest1625479-21apt-get12:15:112
131435199220,4cyclictest1371164-21grep08:05:162
131435199220,20cyclictest0-21swapper/212:30:102
131435199220,19cyclictest0-21swapper/212:20:112
131435199220,19cyclictest0-21swapper/208:55:112
1314348992220,1cyclictest0-21swapper/111:30:101
1314348992219,2cyclictest1533798-21apt-get10:45:101
1314348992219,2cyclictest1435704-21ntpq09:05:201
1314348992219,2cyclictest0-21swapper/112:05:211
1314348992219,2cyclictest0-21swapper/109:15:211
1314348992218,3cyclictest1498781-21ps10:10:141
1314348992218,2cyclictest0-21swapper/112:20:111
1314348992218,2cyclictest0-21swapper/108:40:111
1314348992217,2cyclictest1335398-21ps07:30:161
131434899221,2cyclictest32-21ksoftirqd/109:10:121
131434899221,2cyclictest1584886-21apt-get11:35:111
131434899221,2cyclictest0-21swapper/109:55:101
131434899221,20cyclictest0-21swapper/107:45:101
131434899220,21cyclictest1452122-21latency_hist09:25:001
131434899220,20cyclictest1370672-21apt-get08:05:121
131434899220,20cyclictest0-21swapper/111:55:111
1314343992220,1cyclictest0-21swapper/008:35:120
1314343992219,2cyclictest1416612-21apt-get08:50:100
1314343992218,2cyclictest1580322-21irqcore11:30:140
131434399221,2cyclictest1493225-21apt-get10:05:130
131434399221,20cyclictest1483110-21apt-get09:55:100
131434399220,21cyclictest1319385-21cron07:15:000
131434399220,20cyclictest261-21systemd-journal07:45:000
131434399220,20cyclictest1528482-21idleruntime-cro10:40:000
1314353992119,1cyclictest0-21swapper/310:55:123
1314353992118,1cyclictest0-21swapper/312:00:113
131435399210,19cyclictest0-21swapper/307:35:123
1314351992119,1cyclictest0-21swapper/211:20:122
1314351992119,1cyclictest0-21swapper/210:50:122
1314351992119,1cyclictest0-21swapper/208:30:112
1314351992118,2cyclictest1487924-21munin-run10:00:002
1314351992118,2cyclictest1380509-21basename08:15:002
1314351992117,2cyclictest0-21swapper/209:00:112
131435199211,19cyclictest1599876-21idleruntime-cro11:50:002
131435199211,19cyclictest1436847-21apt-get09:10:122
131435199210,20cyclictest1340882-21irqcore07:35:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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