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2026-06-30 - 13:55
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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 Jun 30, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
167292899271,22cyclictest1739331-21apt-get20:15:113
1672925992724,2cyclictest514-21in:imuxsock21:30:012
167292899261,22cyclictest3871586-21snmpd19:20:233
167292899261,21cyclictest1993467-21apt-get00:25:113
167292899261,21cyclictest1795375-21apt-get21:10:133
167292899260,24cyclictest1677893-21cron19:15:003
1672925992622,3cyclictest514-21in:imuxsock00:35:002
1672928992522,2cyclictest1794700-21turbostat21:09:593
1672928992521,2cyclictest1769444-21turbostat20:45:003
1672928992521,2cyclictest1769444-21turbostat20:44:593
1672928992520,3cyclictest1927246-21apt-get23:20:123
167292899251,2cyclictest1774738-21apt-get20:50:133
167292899251,23cyclictest1886471-21idleruntime-cro22:40:003
167292899251,22cyclictest1983850-21ps00:15:143
167292899251,21cyclictest0-21swapper/323:05:123
167292899251,21cyclictest0-21swapper/322:00:123
167292899251,21cyclictest0-21swapper/321:30:123
167292599251,2cyclictest0-21swapper/219:25:122
167292599251,22cyclictest0-21swapper/223:45:122
167292599251,21cyclictest0-21swapper/221:55:132
167292599251,1cyclictest0-21swapper/220:05:122
1672919992522,2cyclictest509-21systemd-logind20:10:000
1672928992420,2cyclictest1688752-21apt-get19:25:123
1672928992420,2cyclictest0-21swapper/319:45:163
167292899241,3cyclictest1954768-21sed23:45:183
167292899241,20cyclictest0-21swapper/322:15:113
167292899241,20cyclictest0-21swapper/321:40:123
167292899240,21cyclictest0-21swapper/323:55:103
167292899240,21cyclictest0-21swapper/322:05:133
167292899240,21cyclictest0-21swapper/320:35:113
167292599242,20cyclictest1958036-21apt-get23:50:112
1672925992421,2cyclictest514-21in:imuxsock19:35:002
167292599241,21cyclictest1824532-21ntpq21:35:202
167292599241,21cyclictest0-21swapper/221:45:132
167292599241,21cyclictest0-21swapper/220:50:132
167292599241,20cyclictest1922167-21apt-get23:15:132
167292599240,20cyclictest0-21swapper/200:10:142
1672919992420,2cyclictest1683675-21apt-get19:20:130
1672919992419,3cyclictest1693827-21apt-get19:30:130
1672928992319,2cyclictest1999020-21grep00:30:163
1672928992319,2cyclictest1968149-21apt-get00:00:103
1672928992319,2cyclictest1942383-21apt-get23:35:113
1672928992319,2cyclictest1839742-21ntpq21:50:213
1672928992319,2cyclictest0-21swapper/322:50:133
167292899231,2cyclictest0-21swapper/323:25:133
167292899230,22cyclictest1678668-21ps19:15:173
167292899230,21cyclictest64-21kcompactd023:01:573
167292599232,2cyclictest1906958-21apt-get23:00:112
167292599232,1cyclictest1973212-21apt-get00:05:182
1672925992319,3cyclictest1677092-21taskset19:10:222
1672925992319,2cyclictest1825720-21apt-get21:40:122
167292599230,21cyclictest1891795-21apt-get22:45:112
167292599230,21cyclictest0-21swapper/220:30:122
1672921992319,3cyclictest1759597-21apt-get20:35:121
1672921992318,3cyclictest0-21swapper/119:30:131
167292199231,3cyclictest1774738-21apt-get20:50:141
167292199231,2cyclictest1881691-21apt-get22:35:121
167292199231,2cyclictest1810514-21apt-get21:25:131
167292199231,2cyclictest1749423-21apt-get20:25:131
167292199231,20cyclictest1835804-21apt-get21:50:131
167292199230,20cyclictest0-21swapper/120:00:131
167292199230,1cyclictest0-21swapper/122:50:131
1672919992320,2cyclictest1861516-21apt-get22:15:110
1672919992320,2cyclictest1830773-21apt-get21:45:120
1672919992319,2cyclictest1952538-21apt-get23:45:120
1672919992319,2cyclictest1815567-21apt-get21:30:110
167291999231,2cyclictest1896853-21apt-get22:50:140
167291999231,2cyclictest1805482-21apt-get21:20:120
167291999231,20cyclictest0-21swapper/000:00:100
1672928992220,1cyclictest0-21swapper/321:00:213
1672928992219,2cyclictest0-21swapper/320:30:123
1672928992219,1cyclictest1805482-21apt-get21:20:113
1672928992219,1cyclictest0-21swapper/300:10:143
1672928992218,2cyclictest1947459-21apt-get23:40:113
1672928992218,2cyclictest0-21swapper/320:00:183
1672928992218,2cyclictest0-21swapper/319:50:123
167292899221,2cyclictest0-21swapper/320:12:043
167292899221,20cyclictest0-21swapper/323:11:383
167292899221,20cyclictest0-21swapper/323:11:383
167292899221,19cyclictest0-21swapper/321:25:443
167292899220,2cyclictest0-21swapper/322:40:123
167292899220,2cyclictest0-21swapper/322:25:133
1672925992219,2cyclictest0-21swapper/220:20:142
1672925992218,3cyclictest0-21swapper/220:35:112
1672925992215,1cyclictest1703703-21munin-plugin-st19:40:002
167292599221,2cyclictest0-21swapper/222:30:122
167292599221,20cyclictest0-21swapper/220:00:132
167292599220,2cyclictest0-21swapper/222:50:132
167292599220,21cyclictest1-21systemd19:20:012
167292599220,20cyclictest0-21swapper/222:00:122
167292599220,19cyclictest0-21swapper/220:40:132
167292599220,19cyclictest0-21swapper/220:40:122
1672921992219,2cyclictest1719617-21irqcore19:55:151
1672921992219,1cyclictest0-21swapper/122:25:131
167292199221,20cyclictest2003614-21apt-get00:35:131
167292199221,20cyclictest1947459-21apt-get23:40:101
167292199220,3cyclictest1841361-21irqcore21:55:171
167292199220,2cyclictest1678176-21taskset19:15:131
167292199220,2cyclictest0-21swapper/121:05:121
167292199220,21cyclictest0-21swapper/100:10:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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