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2026-09-08 - 05:18
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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 Sep 08, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1604772993016,2cyclictest1788652-21sh22:10:002
160477299301,3cyclictest509-21systemd-logind22:05:002
160477299300,27cyclictest0-21swapper/219:35:132
160477299300,27cyclictest0-21swapper/219:35:132
1604776992926,1cyclictest0-21swapper/320:15:183
160477299291,20cyclictest0-21swapper/221:05:152
1604766992925,2cyclictest0-21swapper/000:00:160
160477299281,20cyclictest1625719-21apt-get19:30:012
160477299281,20cyclictest0-21swapper/219:10:222
160477299280,20cyclictest1796766-21tr22:15:172
160477299280,19cyclictest0-21swapper/219:20:102
160477299280,19cyclictest0-21swapper/200:15:132
160477699275,3cyclictest0-21swapper/300:35:163
160477299271,21cyclictest1856238-21apt-get23:15:132
160477299270,2cyclictest64-21kcompactd000:37:332
160477299270,20cyclictest0-21swapper/223:35:112
1604770992721,4cyclictest1640734-21cron19:44:591
1604776992622,2cyclictest1621210-21kthreadcore19:25:173
1604776992622,2cyclictest1621210-21kthreadcore19:25:173
1604776992621,3cyclictest1927785-21apt-get00:25:123
160477699261,21cyclictest1809651-21apt-get22:30:133
1604772992614,3cyclictest3777322-21systemd-journal20:40:002
1604772992614,2cyclictest1763363-21fschecks_count21:45:152
160477299261,22cyclictest1737774-21apt-get21:20:142
160477299260,6cyclictest1676287-21cron20:20:002
160477299260,1cyclictest0-21swapper/219:40:162
160477699251,21cyclictest1887122-21apt-get23:45:133
160477299252,3cyclictest1697280-21apt-get20:40:112
1604772992520,3cyclictest1742862-21apt-get21:25:112
1604772992519,5cyclictest0-21swapper/222:45:212
1604772992516,7cyclictest1661317-21apt-get20:05:142
160477299251,21cyclictest1656223-21apt-get20:00:122
160477099251,20cyclictest1753026-21apt-get21:35:121
1604766992520,3cyclictest1936808-21ntpq00:30:250
160476699250,23cyclictest1810140-21grep22:30:180
1604776992420,2cyclictest512-21tpm2-abrmd22:50:003
1604776992420,2cyclictest1912552-21apt-get00:10:153
160477699241,21cyclictest1804581-21apt-get22:25:123
160477699241,21cyclictest1783852-21apt-get22:05:123
160477699241,20cyclictest1830335-21apt-get22:50:173
160477699240,22cyclictest1922444-21sh00:20:003
1604772992418,5cyclictest0-21swapper/220:58:452
1604772992418,4cyclictest1835846-21apt-get22:55:132
1604772992417,5cyclictest1892196-21apt-get23:50:162
160477299240,22cyclictest3777322-21systemd-journal21:55:002
160477099241,21cyclictest1761998-21ntpq21:40:211
160477099241,21cyclictest0-21swapper/121:00:141
160477099240,20cyclictest0-21swapper/123:45:131
1604766992420,3cyclictest1865301-21ntpq23:20:210
1604766992420,2cyclictest1846029-21apt-get23:05:120
160476699241,20cyclictest1763166-21apt-get21:45:130
1604776992320,2cyclictest1676554-21apt-get20:20:113
1604776992318,3cyclictest1640737-21cron19:45:003
1604776992318,3cyclictest1615170-21apt-get19:20:113
160477699231,2cyclictest1882064-21apt-get23:40:133
160477699231,19cyclictest1717536-21apt-get21:00:143
160477699231,19cyclictest0-21swapper/320:35:143
160477699231,19cyclictest0-21swapper/319:55:133
160477699230,3cyclictest702-21runrttasks23:25:003
160477699230,21cyclictest1801629-21grep22:20:173
160477699230,21cyclictest1763987-21sshd21:45:173
160477699230,20cyclictest0-21swapper/300:20:123
1604772992319,3cyclictest1752750-21cron21:35:002
1604772992319,2cyclictest1789348-21apt-get22:10:142
1604772992319,2cyclictest0-21swapper/220:10:112
1604772992317,4cyclictest0-21swapper/200:30:162
1604772992315,2cyclictest0-21swapper/223:10:162
1604772992315,1cyclictest0-21swapper/222:40:122
160477299231,2cyclictest0-21swapper/223:25:122
160477299231,2cyclictest0-21swapper/223:00:122
160477299231,21cyclictest1931645-21ntpq00:25:202
160477299231,19cyclictest0-21swapper/222:35:132
160477299230,22cyclictest1800013-21cut22:20:162
160477299230,21cyclictest1757798-21idleruntime-cro21:40:002
160477299230,20cyclictest0-21swapper/220:50:112
160477299230,20cyclictest0-21swapper/220:30:112
160477299230,20cyclictest0-21swapper/219:25:122
160477299230,20cyclictest0-21swapper/219:25:122
160477299230,1cyclictest0-21swapper/219:17:092
160477099231,2cyclictest1866810-21apt-get23:25:121
160477099231,21cyclictest301rcuc/122:05:241
160477099231,21cyclictest1850851-21sh23:10:001
160477099231,21cyclictest1799511-21apt-get22:20:121
160477099231,21cyclictest1687162-21apt-get20:30:121
160477099231,20cyclictest1604984-21apt-get19:10:131
160477099231,20cyclictest0-21swapper/120:10:111
160477099231,20cyclictest0-21swapper/100:20:121
160477099230,2cyclictest1701173-21ntpq20:40:211
160477099230,22cyclictest1625103-21dpkg19:30:001
160477099230,22cyclictest1625103-21dpkg19:30:001
160477099230,20cyclictest1722606-21apt-get21:05:141
1604766992320,2cyclictest3777322-21systemd-journal23:05:010
1604766992320,2cyclictest1937940-21apt-get00:35:130
1604766992320,2cyclictest1773307-21apt-get21:55:120
1604766992319,2cyclictest1758074-21apt-get21:40:130
1604766992319,2cyclictest1692211-21apt-get20:35:140
160476699231,20cyclictest1824858-21apt-get22:45:140
160476699231,20cyclictest1814720-21apt-get22:35:130
1604776992219,1cyclictest1897260-21apt-get23:55:123
1604776992218,2cyclictest1783210-21munin-run22:05:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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