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2026-06-26 - 06:38
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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 Jun 26, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195725199276,1cyclictest0-21swapper/321:55:003
195724899271,2cyclictest191rcu_preempt21:10:002
195724499261,22cyclictest2008525-21apt-get20:00:121
195725199251,20cyclictest2079383-21apt-get21:10:123
195724899252,21cyclictest2175988-21apt-get22:45:112
1957248992520,3cyclictest2125294-21apt-get21:55:132
1957248992520,3cyclictest1977733-21apt-get19:30:112
195724499251,21cyclictest2287763-21apt-get00:35:121
195724499251,21cyclictest2262359-21apt-get00:10:121
195724499251,21cyclictest2018655-21apt-get20:10:111
195724499251,20cyclictest0-21swapper/120:55:091
195724499250,23cyclictest1962526-21chrt19:15:121
1957251992420,2cyclictest2196157-21apt-get23:05:123
1957251992420,2cyclictest2160808-21apt-get22:30:123
1957251992420,2cyclictest2155731-21apt-get22:25:143
195725199241,20cyclictest1998418-21apt-get19:50:123
195725199240,23cyclictest2126490-21cat21:55:173
1957248992419,3cyclictest2140546-21apt-get22:10:132
1957248992419,3cyclictest2039340-21grep20:30:162
195724899241,3cyclictest2064126-21apt-get20:55:102
195724899241,21cyclictest2221427-21apt-get23:30:092
195724899241,21cyclictest1997727-21apt-get19:50:022
195724899240,22cyclictest2190858-21cron23:00:012
1957244992419,3cyclictest0-21swapper/119:45:131
195724499241,20cyclictest2038848-21apt-get20:30:121
195724499241,20cyclictest2028739-21apt-get20:20:101
195724499241,20cyclictest0-21swapper/122:00:121
195724499241,20cyclictest0-21swapper/120:25:101
195724499240,21cyclictest2242444-21taskset23:50:121
195724099241,21cyclictest2084414-21apt-get21:15:120
195725199233,19cyclictest2262850-21sort00:10:183
195725199231,19cyclictest2135452-21apt-get22:05:143
195724899232,20cyclictest1962523-21apt-get19:15:122
195724899232,20cyclictest1957236-21cyclictest21:25:122
1957248992320,2cyclictest2201210-21apt-get23:10:132
1957248992320,2cyclictest0-21swapper/220:50:112
1957248992319,2cyclictest2150682-21apt-get22:20:132
1957248992317,3cyclictest1987888-21apt-get19:40:112
195724899231,20cyclictest0-21swapper/221:35:122
1957244992319,2cyclictest2023685-21apt-get20:15:121
1957244992319,2cyclictest1957454-21apt-get19:10:101
1957244992319,2cyclictest0-21swapper/122:40:101
1957244992319,2cyclictest0-21swapper/121:40:111
1957244992318,3cyclictest2059071-21apt-get20:50:111
1957244992317,3cyclictest2211319-21apt-get23:20:111
195724499231,3cyclictest2180757-21munin-run22:50:001
195724499231,2cyclictest2043926-21apt-get20:35:121
195724499231,20cyclictest0-21swapper/100:00:171
195724499231,19cyclictest0-21swapper/123:10:121
195724499230,4cyclictest2013628-21seq20:05:121
195724499230,21cyclictest2150399-21cron22:20:001
195724499230,21cyclictest2124939-21sed21:55:001
195724499230,21cyclictest1987620-21cron19:40:001
1957240992321,1cyclictest0-21swapper/019:50:000
1957240992319,2cyclictest2048975-21apt-get20:40:100
1957240992318,4cyclictest2221157-21cron23:30:000
195724099231,2cyclictest2003471-21apt-get19:55:100
195724099231,2cyclictest0-21swapper/020:15:160
195724099231,20cyclictest2226503-21apt-get23:35:110
195724099231,20cyclictest2089470-21apt-get21:20:120
195724099230,4cyclictest2119082-21chrt21:45:260
195724099230,3cyclictest3777322-21systemd-journal20:55:000
195724099230,22cyclictest2125302-21sshd21:55:120
1957251992218,2cyclictest2272518-21apt-get00:20:133
195725199221,2cyclictest2231579-21apt-get23:40:123
195725199221,2cyclictest2074310-21apt-get21:05:133
195725199220,21cyclictest2246975-21unin-run23:55:003
195725199220,20cyclictest0-21swapper/321:30:113
195725199220,20cyclictest0-21swapper/321:20:123
195725199220,20cyclictest0-21swapper/319:40:113
195725199220,19cyclictest0-21swapper/323:25:133
195725199220,19cyclictest0-21swapper/320:05:123
195725199220,19cyclictest0-21swapper/319:20:103
195724899222,19cyclictest2191125-21apt-get23:00:112
1957248992219,2cyclictest0-21swapper/200:15:122
1957248992219,1cyclictest0-21swapper/220:35:132
195724899221,2cyclictest0-21swapper/223:45:122
195724899221,1cyclictest0-21swapper/220:15:132
195724899220,2cyclictest2277595-21apt-get00:25:132
195724899220,21cyclictest2171428-21irqcore22:40:162
195724899220,21cyclictest2033797-21seq20:25:122
195724899220,20cyclictest2053748-21ls20:45:002
195724899220,20cyclictest0-21swapper/220:10:122
195724899220,19cyclictest0-21swapper/223:25:132
1957244992219,2cyclictest0-21swapper/121:10:121
1957244992219,2cyclictest0-21swapper/100:15:121
1957244992218,2cyclictest0-21swapper/119:55:101
1957244992217,3cyclictest2206263-21apt-get23:15:111
195724499221,20cyclictest0-21swapper/122:58:101
195724499221,1cyclictest1967593-21apt-get19:20:111
195724499220,2cyclictest2220271-21ntpq23:25:211
195724499220,2cyclictest2003217-21munin-run19:55:001
195724499220,2cyclictest0-21swapper/122:30:121
195724499220,20cyclictest0-21swapper/123:05:121
195724499220,19cyclictest0-21swapper/123:55:111
195724499220,19cyclictest0-21swapper/121:20:121
1957240992219,2cyclictest2094501-21apt-get21:25:120
1957240992219,2cyclictest2033793-21apt-get20:25:110
1957240992217,4cyclictest1963027-21irqcore19:15:160
195724099221,2cyclictest0-21swapper/019:40:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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