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2025-12-30 - 19:10
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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 Tue Dec 30, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
167164199320,20cyclictest1793988-21cron09:10:000
167164199312,20cyclictest1906096-21apt-get11:00:120
1671641993118,3cyclictest1809925-21ps09:25:170
167164199311,3cyclictest1880688-21apt-get10:35:130
167165199282,21cyclictest1895920-21apt-get10:50:123
1671647992816,11cyclictest1926076-21munin-run11:20:012
1671641992816,2cyclictest1997503-21apt-get12:30:120
167165199272,21cyclictest1986973-21apt-get12:20:143
167165199271,24cyclictest1834391-21taskset09:50:003
1671641992717,2cyclictest1931392-21apt-get11:25:110
167165199261,5cyclictest261-21systemd-journal07:50:003
1671641992617,2cyclictest1779102-21apt-get08:55:100
167165199251,22cyclictest1682105-21apt-get07:20:113
167165199251,21cyclictest1981937-21apt-get12:15:133
167165199251,21cyclictest1849859-21apt-get10:05:143
167165199251,21cyclictest1758945-21apt-get08:35:143
167165199251,21cyclictest0-21swapper/311:20:123
167165199251,20cyclictest0-21swapper/311:15:153
1671645992520,2cyclictest1956625-21apt-get11:50:131
1671641992518,1cyclictest0-21swapper/011:45:110
1671651992420,2cyclictest1977836-21kthreadcore12:10:173
167165199241,20cyclictest1763996-21apt-get08:40:133
167165199241,20cyclictest0-21swapper/311:50:133
1671647992419,4cyclictest1738245-21irqcore08:15:172
167164799241,20cyclictest1900999-21apt-get10:55:132
167164799240,4cyclictest1991822-21apt-config12:25:002
1671645992421,2cyclictest1931145-21turbostat11:25:011
167164599241,21cyclictest1946552-21apt-get11:40:121
167164199242,2cyclictest1697267-21apt-get07:35:120
1671641992418,4cyclictest1891304-21ps10:45:160
1671641992414,2cyclictest1732684-21apt-get08:10:120
167164199241,21cyclictest1687159-21apt-get07:25:120
167164199240,5cyclictest1814986-21irqcore09:30:170
1671651992319,3cyclictest0-21swapper/309:30:133
1671651992319,2cyclictest1876093-21ps10:30:173
1671651992319,2cyclictest1687159-21apt-get07:25:123
1671651992319,2cyclictest0-21swapper/309:55:123
1671651992319,2cyclictest0-21swapper/309:55:123
1671651992319,2cyclictest0-21swapper/308:15:143
1671651992319,2cyclictest0-21swapper/307:40:123
1671651992318,4cyclictest1676731-21idleruntime-cro07:15:003
1671651992317,4cyclictest1860430-21cut10:15:163
167165199231,2cyclictest1799319-21apt-get09:15:123
167165199231,2cyclictest0-21swapper/311:30:133
167165199231,2cyclictest0-21swapper/308:25:123
167165199231,21cyclictest1991788-21apt-get12:25:013
167165199230,20cyclictest0-21swapper/312:05:153
167165199230,20cyclictest0-21swapper/307:55:123
1671647992319,2cyclictest1731555-21ntpq08:05:252
1671647992319,2cyclictest1692214-21apt-get07:30:132
1671647992319,1cyclictest1926338-21apt-get11:20:132
167164799231,2cyclictest2002580-21apt-get12:35:122
167164799231,20cyclictest1859931-21apt-get10:15:122
1671645992320,2cyclictest0-21swapper/110:55:171
1671645992319,2cyclictest1773786-21turbostat.cron08:49:591
167164599231,2cyclictest1803221-21ntpq09:15:211
167164599231,20cyclictest1839703-21apt-get09:55:121
167164599231,20cyclictest1839703-21apt-get09:55:121
167164599231,20cyclictest1834650-21apt-get09:50:131
167164599230,21cyclictest1972357-21cut12:05:181
167164599230,21cyclictest1717525-21apt-get07:55:121
167164599230,20cyclictest1951616-21apt-get11:45:121
1671641992320,2cyclictest1737763-21apt-get08:15:130
1671641992319,2cyclictest1971855-21apt-get12:05:140
167164199231,2cyclictest1911176-21apt-get11:05:130
167164199230,20cyclictest0-21swapper/008:45:130
1671651992219,1cyclictest1997503-21apt-get12:30:123
1671651992219,1cyclictest0-21swapper/308:45:143
167165199221,20cyclictest0-21swapper/310:10:133
167165199220,20cyclictest0-21swapper/310:40:133
167165199220,20cyclictest0-21swapper/310:00:133
1671647992218,3cyclictest1824303-21awk09:40:012
167164799221,2cyclictest1844512-21munin-run10:00:002
167164799221,2cyclictest1844512-21munin-run10:00:002
167164799221,20cyclictest1941519-21apt-get11:35:112
167164799221,20cyclictest1875589-21apt-get10:30:132
167164799221,20cyclictest1844780-21apt-get10:00:132
167164799221,1cyclictest1743287-21apt-get08:20:122
167164799220,20cyclictest0-21swapper/210:40:132
167164799220,19cyclictest1753463-21apt-get08:30:112
167164799220,19cyclictest0-21swapper/212:10:122
167164799220,19cyclictest0-21swapper/212:05:142
167164799220,19cyclictest0-21swapper/212:00:132
167164799220,19cyclictest0-21swapper/208:25:112
167164799220,19cyclictest0-21swapper/207:10:122
1671645992219,2cyclictest1921309-21apt-get11:15:141
1671645992219,2cyclictest1758263-21munin-run08:35:001
1671645992219,2cyclictest0-21swapper/110:00:131
167164599221,20cyclictest0-21swapper/111:35:121
167164599221,20cyclictest0-21swapper/110:15:111
167164599221,19cyclictest0-21swapper/110:25:181
167164599220,2cyclictest1677004-21apt-get07:15:121
167164599220,2cyclictest1677004-21apt-get07:15:121
167164599220,2cyclictest0-21swapper/111:25:111
1671641992218,2cyclictest1936469-21apt-get11:30:120
167164199220,21cyclictest1966530-21awk12:00:000
167164199220,21cyclictest1896403-21ps10:50:180
167164199220,20cyclictest1864752-21true10:20:000
1671651992119,1cyclictest0-21swapper/310:45:133
1671651992118,2cyclictest0-21swapper/308:50:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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