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2026-09-04 - 18:11
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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 Sep 04, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
137013799321,5cyclictest50-21ksoftirqd/309:15:013
1370131992925,2cyclictest0-21swapper/210:55:162
137012799284,21cyclictest1390425-21basename07:30:011
1370131992723,2cyclictest0-21swapper/208:10:002
1370137992620,4cyclictest0-21swapper/312:30:133
137013199261,22cyclictest1478169-21apt-get08:55:122
137013199261,21cyclictest1555640-21apt-get10:10:162
137012799261,21cyclictest1606826-21apt-get11:00:111
1370137992520,3cyclictest1633083-21apt-get11:25:123
1370137992519,4cyclictest1499405-21irqcore09:15:143
137013799251,22cyclictest1406282-21apt-get07:45:113
137013799250,5cyclictest1529381-21sed09:45:013
1370131992521,2cyclictest1550563-21apt-get10:05:112
137013199251,5cyclictest1454147-21sed08:30:172
137013199251,21cyclictest1488310-21apt-get09:05:112
137013199251,21cyclictest0-21swapper/207:50:112
137013199250,21cyclictest0-21swapper/209:25:112
1370127992520,3cyclictest1704487-21apt-get12:35:101
1370137992424,0cyclictest0-21swapper/310:20:123
1370137992421,1cyclictest481rcuc/307:35:143
1370137992419,3cyclictest1688548-21dpkg-deb12:17:523
137013799241,21cyclictest1689146-21apt-get12:20:133
137013799241,21cyclictest1380534-21apt-get07:20:113
1370131992420,3cyclictest1689146-21apt-get12:20:142
137013199241,3cyclictest1468031-21apt-get08:45:122
137013199241,2cyclictest1416419-21apt-get07:55:102
137013199241,21cyclictest0-21swapper/211:25:112
137013199240,5cyclictest1663221-21cron11:55:002
137013199240,22cyclictest1688562-21dpkg-deb12:17:532
137013199240,22cyclictest1467333-21idleruntime-cro08:45:002
137013199240,21cyclictest1570923-21taskset10:25:112
137013199240,20cyclictest0-21swapper/212:35:102
137012799241,3cyclictest1462514-21apt-get08:40:111
137012799241,21cyclictest1688524-21apt-get12:17:511
137012799241,20cyclictest1483239-21apt-get09:00:111
137012799241,20cyclictest1457420-21apt-get08:35:141
137012799241,20cyclictest1375461-21apt-get07:15:111
137012799241,20cyclictest0-21swapper/108:05:121
137012799240,22cyclictest3777322-21systemd-journal10:40:011
137012699242,20cyclictest1446899-21apt-get08:25:110
137012699241,2cyclictest1699373-21apt-get12:30:100
137012699241,2cyclictest1436735-21apt-get08:15:100
137012699241,21cyclictest1683810-21apt-get12:15:110
137012699241,21cyclictest1509063-21apt-get09:25:110
137013799233,19cyclictest0-21swapper/308:30:113
137013799231,21cyclictest1421224-21cron08:00:003
137013799230,4cyclictest1628459-21grep11:20:183
1370131992318,4cyclictest1595651-21runrttasks10:46:092
137013199231,2cyclictest0-21swapper/211:45:102
137013199231,20cyclictest0-21swapper/209:40:112
137013199231,18cyclictest1596243-21apt-get10:50:162
137013199230,4cyclictest1534622-21cron09:50:002
137013199230,4cyclictest1534622-21cron09:49:592
137013199230,3cyclictest1570664-21basename10:25:012
137013199230,19cyclictest0-21swapper/211:30:142
1370127992319,2cyclictest1390671-21apt-get07:30:111
1370127992318,4cyclictest516-21rs:main1
137012799231,2cyclictest1473102-21apt-get08:50:121
137012799230,21cyclictest1580752-21cron10:35:001
137012799230,20cyclictest0-21swapper/111:30:151
137012799230,20cyclictest0-21swapper/110:20:131
137012799230,20cyclictest0-21swapper/109:20:111
137012799230,19cyclictest0-21swapper/112:10:111
137012699230,22cyclictest1607309-21irqcore11:00:150
1370137992220,1cyclictest0-21swapper/309:30:173
1370137992219,2cyclictest0-21swapper/311:35:133
1370137992219,2cyclictest0-21swapper/309:20:113
1370137992218,3cyclictest1674149-21ps12:05:153
1370137992217,3cyclictest1484248-21kthreadcore09:00:153
1370137992215,1cyclictest191rcu_preempt08:20:173
137013799221,20cyclictest1648316-21apt-get11:40:133
137013799221,20cyclictest1591143-21apt-get10:45:103
137013799221,20cyclictest1581027-21apt-get10:35:133
137013799221,20cyclictest0-21swapper/309:55:123
137013799221,20cyclictest0-21swapper/309:55:113
137013799221,20cyclictest0-21swapper/307:10:123
137013799221,20cyclictest0-21swapper/307:10:123
137013799220,2cyclictest1406004-21cron07:45:003
137013799220,21cyclictest50-21ksoftirqd/308:40:123
137013199229,11cyclictest1400520-21apt07:40:002
1370131992220,1cyclictest1498921-21apt-get09:15:112
1370131992219,1cyclictest0-21swapper/208:50:122
1370131992218,2cyclictest1375204-21munin-run07:15:002
1370131992218,2cyclictest1375204-21munin-run07:15:002
1370131992218,2cyclictest0-21swapper/209:50:132
1370131992218,2cyclictest0-21swapper/207:20:002
137013199221,20cyclictest0-21swapper/207:30:202
137013199221,19cyclictest0-21swapper/207:25:122
137013199220,20cyclictest0-21swapper/212:25:132
137013199220,1cyclictest0-21swapper/211:10:012
1370127992218,2cyclictest1545474-21apt-get10:00:111
1370127992217,3cyclictest1509063-21apt-get09:25:111
137012799221,2cyclictest1493406-21apt-get09:10:111
137012799221,20cyclictest0-21swapper/107:40:001
137012799220,21cyclictest1519726-21tr09:35:141
137012799220,19cyclictest0-21swapper/110:40:121
137012799220,19cyclictest0-21swapper/107:55:101
137012799220,19cyclictest0-21swapper/107:45:111
1370126992219,2cyclictest1554510-21ntpq10:05:200
1370126992219,2cyclictest1514132-21apt-get09:30:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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