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2026-07-30 - 11:58
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Thu Jul 30, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1622606993024,5cyclictest3777322-21systemd-journal23:20:003
1622601992824,3cyclictest1673314-21idleruntime-cro20:00:001
162260199272,23cyclictest1868196-21apt-get23:10:121
162260699261,21cyclictest1801359-21apt-get22:05:113
162260399262,21cyclictest1714132-21apt-get20:40:142
162260399261,22cyclictest1873259-21apt-get23:15:102
1622601992623,2cyclictest1749851-21cron21:15:011
162260699252,3cyclictest1847945-21apt-get22:50:123
1622606992521,2cyclictest1653287-21apt-get19:40:113
1622606992518,5cyclictest1627618-21cron19:15:013
162260699251,21cyclictest1832789-21apt-get22:35:143
162260699251,20cyclictest0-21swapper/300:05:163
1622601992521,2cyclictest1770878-21apt-get21:35:111
1622601992520,3cyclictest1780995-21apt-get21:45:121
1622601992520,3cyclictest0-21swapper/119:20:171
162260199251,21cyclictest1724736-21apt-get20:50:121
162260199250,5cyclictest1623313-21grep19:10:161
1622606992418,3cyclictest1908960-21cron23:50:013
162260699241,3cyclictest1781494-21grep21:45:163
162260699241,21cyclictest1919801-21apt-get00:00:153
162260699241,21cyclictest1894061-21apt-get23:35:133
162260699240,21cyclictest0-21swapper/321:05:143
1622603992420,2cyclictest1868196-21apt-get23:10:122
162260399241,20cyclictest1837834-21apt-get22:40:142
162260399241,20cyclictest0-21swapper/223:35:122
162260399241,20cyclictest0-21swapper/220:45:122
1622601992419,3cyclictest1643103-21apt-get19:30:111
162260199241,3cyclictest1760315-21apt-get21:25:121
162260199241,3cyclictest1673589-21apt-get20:00:111
162260199241,22cyclictest1719643-21apt-get20:45:121
162260199241,21cyclictest3777322-21systemd-journal22:49:591
162260199241,21cyclictest1750129-21apt-get21:15:111
162260199241,21cyclictest0-21swapper/123:35:131
162260199240,23cyclictest1919330-21apt-config00:00:011
162260199240,21cyclictest0-21swapper/122:35:131
162259699242,20cyclictest1914306-21apt-get23:55:150
1622596992421,2cyclictest1817538-21apt-get22:20:130
1622596992420,3cyclictest1709084-21apt-get20:35:130
1622606992319,2cyclictest1950615-21apt-get00:30:123
1622606992319,2cyclictest1818026-21irqcore22:20:173
1622606992319,2cyclictest1632968-21apt-get19:20:123
162260699231,2cyclictest1893011-21/usr/sbin/munin23:30:223
162260699231,2cyclictest1858082-21apt-get23:00:143
162260699231,2cyclictest1786105-21apt-get21:50:103
162260699231,2cyclictest1663476-21apt-get19:50:133
162260699231,2cyclictest0-21swapper/300:10:123
162260699231,21cyclictest0-21swapper/321:00:113
162260699231,20cyclictest1658380-21apt-get19:45:113
162260699231,20cyclictest0-21swapper/320:50:133
162260699231,1cyclictest1812037-21apt-get22:15:113
162260699230,3cyclictest0-21swapper/322:00:113
162260699230,21cyclictest1718952-21apt-get20:45:003
162260699230,20cyclictest0-21swapper/323:55:133
162260699230,20cyclictest0-21swapper/323:05:133
162260699230,20cyclictest0-21swapper/323:05:133
162260699230,20cyclictest0-21swapper/322:55:163
162260699230,20cyclictest0-21swapper/322:40:133
162260699230,20cyclictest0-21swapper/320:25:133
162260699230,20cyclictest0-21swapper/319:15:143
1622603992319,2cyclictest1648684-21taskset19:35:162
162260399231,2cyclictest1939317-21ntpq00:15:202
162260399231,20cyclictest0-21swapper/219:30:112
162260399230,20cyclictest0-21swapper/219:25:112
162260399230,20cyclictest0-21swapper/219:20:162
162260399230,20cyclictest0-21swapper/200:20:122
1622601992319,2cyclictest0-21swapper/122:15:111
1622601992319,2cyclictest0-21swapper/122:00:111
162260199231,3cyclictest0-21swapper/119:40:201
162260199231,21cyclictest1765812-21apt-get21:30:111
162260199231,21cyclictest1648196-21apt-get19:35:121
162260199231,21cyclictest0-21swapper/123:30:011
162260199231,20cyclictest0-21swapper/122:40:141
162260199230,21cyclictest1863616-21tr23:05:171
162260199230,21cyclictest1863616-21tr23:05:161
162260199230,21cyclictest1780725-21cron21:45:011
162260199230,20cyclictest1924871-21apt-get00:05:171
162259699232,20cyclictest1853017-21apt-get22:55:160
1622596992320,1cyclictest1693888-21apt-get20:20:120
1622596992319,2cyclictest1930360-21apt-get00:10:130
1622596992319,2cyclictest1678681-21apt-get20:05:120
1622596992319,2cyclictest1-21systemd23:45:200
162259699231,20cyclictest1638034-21apt-get19:25:110
162259699230,4cyclictest1801842-21ps22:05:140
162259699230,19cyclictest0-21swapper/020:40:140
1622606992219,2cyclictest0-21swapper/323:25:103
1622606992219,2cyclictest0-21swapper/321:55:103
1622606992219,2cyclictest0-21swapper/321:15:103
1622606992218,2cyclictest1846832-21ntpq22:45:213
1622606992218,2cyclictest1692743-21ntpq20:15:213
162260699221,1cyclictest0-21swapper/300:15:213
162260699220,2cyclictest1828218-21sed22:30:153
162260699220,20cyclictest0-21swapper/320:35:153
1622603992219,2cyclictest1909238-21apt-get23:50:122
1622603992219,2cyclictest0-21swapper/222:19:592
1622603992218,3cyclictest1713857-21cron20:40:002
1622603992218,2cyclictest1853020-21taskset22:55:162
1622603992218,2cyclictest1775926-21apt-get21:40:132
1622603992218,2cyclictest1630118-21ps19:15:192
162260399220,2cyclictest1934248-21ntpq00:10:212
162260399220,20cyclictest1786394-21/usr/sbin/munin21:50:112
162260399220,19cyclictest0-21swapper/223:00:142
162260399220,19cyclictest0-21swapper/221:10:132
162260399220,19cyclictest0-21swapper/220:50:122
162260399220,19cyclictest0-21swapper/220:05:122
162260399220,19cyclictest0-21swapper/200:25:112
1622601992217,2cyclictest1739969-21apt-get21:05:131
1622601992215,5cyclictest1730326-21grep20:55:161
162260199221,2cyclictest0-21swapper/122:50:111
162260199220,2cyclictest0-21swapper/121:20:121
162260199220,2cyclictest0-21swapper/120:20:121
162260199220,2cyclictest0-21swapper/100:25:111
162260199220,21cyclictest702-21runrttasks00:39:171
162260199220,20cyclictest0-21swapper/122:30:111
162260199220,20cyclictest0-21swapper/122:25:121
1622596992219,2cyclictest1878339-21apt-get23:20:130
1622596992219,2cyclictest1827719-21apt-get22:30:110
1622596992219,2cyclictest1668259-21munin-run19:55:000
1622596992219,2cyclictest0-21swapper/020:55:120
1622596992218,2cyclictest1955707-21apt-get00:35:130
1622596992218,2cyclictest1868679-21ps23:10:170
1622596992218,2cyclictest1622815-21apt-get19:10:120
1622596992217,4cyclictest1633451-21ps19:20:160
162259699221,2cyclictest1698947-21apt-get20:25:120
162259699221,20cyclictest1739969-21apt-get21:05:120
162259699221,1cyclictest1945544-21apt-get00:25:110
162259699220,2cyclictest1780716-21cron21:45:010
162259699220,19cyclictest0-21swapper/023:15:090
1622606992118,2cyclictest0-21swapper/323:20:213
1622606992118,2cyclictest0-21swapper/321:40:123
1622606992118,2cyclictest0-21swapper/321:30:113
1622606992118,2cyclictest0-21swapper/300:35:143
1622606992118,1cyclictest0-21swapper/320:30:113
1622606992118,1cyclictest0-21swapper/320:30:113
162260699210,1cyclictest0-21swapper/321:35:123
1622603992119,1cyclictest0-21swapper/222:10:122
1622603992119,1cyclictest0-21swapper/221:55:122
1622603992119,1cyclictest0-21swapper/220:30:122
1622603992119,1cyclictest0-21swapper/220:30:122
1622603992118,2cyclictest1908988-21idleruntime-cro23:50:002
1622603992118,2cyclictest1769794-21ntpq21:30:212
1622603992118,1cyclictest0-21swapper/221:45:122
1622603992118,1cyclictest0-21swapper/220:15:122
1622603992117,1cyclictest0-21swapper/200:00:142
162260399210,2cyclictest1765174-21apt-config21:30:012
162260399210,20cyclictest1929710-21apt-config00:10:012
162260399210,20cyclictest1742202-21ps21:05:192
162260399210,1cyclictest0-21swapper/223:20:132
162260399210,19cyclictest0-21swapper/222:30:112
1622601992119,1cyclictest64-21kcompactd000:21:001
1622601992118,2cyclictest0-21swapper/122:55:161
1622601992118,2cyclictest0-21swapper/122:20:131
1622601992118,2cyclictest0-21swapper/100:10:131
162260199210,2cyclictest0-21swapper/123:50:121
162260199210,20cyclictest0-21swapper/123:46:351
162260199210,20cyclictest0-21swapper/121:00:201
162260199210,20cyclictest0-21swapper/120:05:121
162260199210,20cyclictest0-21swapper/119:15:141
162260199210,1cyclictest0-21swapper/100:19:221
162260199210,1cyclictest0-21swapper/100:00:141
1622596992119,1cyclictest1755223-21apt-get21:20:120
1622596992119,1cyclictest0-21swapper/023:00:140
1622596992119,1cyclictest0-21swapper/022:40:140
1622596992118,2cyclictest1935430-21apt-get00:15:120
1622596992118,2cyclictest1888290-21/usr/sbin/munin23:30:010
1622596992117,3cyclictest1929693-21https00:10:010
162259699211,19cyclictest64-21kcompactd022:52:170
162259699211,19cyclictest1791200-21apt-get21:55:120
162259699211,19cyclictest1687684-21sshd20:10:210
162259699211,19cyclictest1672428-21ntpq19:55:210
162259699211,19cyclictest0-21swapper/023:50:170
162259699210,20cyclictest1735357-21runrttasks21:00:160
162259699210,20cyclictest0-21swapper/000:20:120
1622606992018,1cyclictest0-21swapper/321:20:133
1622606992018,1cyclictest0-21swapper/320:45:123
1622606992017,1cyclictest0-21swapper/319:55:133
162260699200,1cyclictest0-21swapper/322:10:123
162260699200,1cyclictest0-21swapper/300:23:093
162260699200,19cyclictest0-21swapper/320:01:523
162260699200,18cyclictest1950364-21idleruntime-cro00:30:013
1622603992018,1cyclictest0-21swapper/223:40:092
1622603992018,1cyclictest0-21swapper/223:25:102
1622603992018,1cyclictest0-21swapper/223:05:132
1622603992018,1cyclictest0-21swapper/223:05:122
1622603992018,1cyclictest0-21swapper/221:20:122
1622603992017,2cyclictest1773086-21ps21:35:162
1622603992017,1cyclictest1683772-21apt-get20:10:122
1622603992016,2cyclictest1893784-21cron23:35:002
1622603992014,4cyclictest1818485-21ps22:20:172
162260399200,1cyclictest0-21swapper/222:25:162
162260399200,1cyclictest0-21swapper/221:00:122
162260399200,1cyclictest0-21swapper/220:20:092
162260399200,1cyclictest0-21swapper/219:55:122
162260399200,1cyclictest0-21swapper/219:10:112
162260399200,19cyclictest0-21swapper/222:45:162
1622601992018,1cyclictest1806021-21apt-get22:07:541
1622601992018,1cyclictest0-21swapper/119:10:011
162260199200,2cyclictest64-21kcompactd023:40:411
162260199200,1cyclictest1719003-21dpkg20:45:001
162260199200,1cyclictest0-21swapper/123:15:101
162260199200,1cyclictest0-21swapper/119:25:121
1622596992018,1cyclictest0-21swapper/021:50:110
1622596992018,1cyclictest0-21swapper/021:35:110
1622596992018,1cyclictest0-21swapper/021:25:450
1622596992018,1cyclictest0-21swapper/000:00:140
1622596992017,2cyclictest18230252chrt22:25:160
162259699200,20cyclictest0-21swapper/020:31:270
162259699200,20cyclictest0-21swapper/020:31:260
162259699200,1cyclictest0-21swapper/023:35:130
162259699200,1cyclictest0-21swapper/022:10:120
162259699200,19cyclictest0-21swapper/021:45:130
162259699200,19cyclictest0-21swapper/019:35:130
1622606991917,1cyclictest64-21kcompactd021:10:413
1622606991917,1cyclictest0-21swapper/323:41:443
1622606991917,1cyclictest0-21swapper/321:30:013
1622606991915,2cyclictest1822628-21apt-get22:25:133
162260699190,17cyclictest1730321-21ps20:55:153
1622603991917,1cyclictest0-21swapper/222:50:122
1622603991917,1cyclictest0-21swapper/222:05:092
162260399190,1cyclictest0-21swapper/219:50:032
1622601991917,1cyclictest0-21swapper/119:52:121
1622601991916,2cyclictest1699449-21irqcore20:25:161
1622601991916,2cyclictest0-21swapper/123:30:101
1622601991916,2cyclictest0-21swapper/120:30:121
1622601991916,2cyclictest0-21swapper/120:30:121
1622601991916,1cyclictest1683772-21apt-get20:10:121
1622601991915,2cyclictest1806923-21apt-get22:10:121
1622596991917,1cyclictest0-21swapper/023:40:090
1622596991917,1cyclictest0-21swapper/021:30:110
1622596991917,1cyclictest0-21swapper/020:45:120
1622596991916,2cyclictest1628399-21irqcore19:15:180
162259699191,1cyclictest1843401-21tr22:45:170
162259699190,1cyclictest0-21swapper/020:18:000
162259699190,18cyclictest500-21dbus-daemon19:45:000
162259699190,18cyclictest1647943-21munin-run19:35:000
162259699190,18cyclictest0-21swapper/022:18:250
1622606991816,1cyclictest0-21swapper/320:10:213
1622606991815,1cyclictest0-21swapper/319:25:113
1622603991817,1cyclictest0-21swapper/223:58:582
1622603991815,2cyclictest1730202-21gltestperf20:55:142
1622603991815,1cyclictest0-21swapper/221:15:102
1622603991814,2cyclictest1796269-21apt-get22:00:112
1622601991816,1cyclictest0-21swapper/120:40:001
1622601991816,1cyclictest0-21swapper/120:15:191
1622596991816,1cyclictest0-21swapper/020:50:120
1622606991715,1cyclictest64-21kcompactd023:12:433
1622606991715,1cyclictest0-21swapper/319:31:143
1622606991714,2cyclictest0-21swapper/320:05:123
1622603991715,1cyclictest0-21swapper/220:03:292
1622603991714,2cyclictest1703625-21sshd20:28:212
1622603991714,2cyclictest0-21swapper/222:35:132
1622601991715,1cyclictest0-21swapper/123:20:151
1622596991713,3cyclictest61650irq/133-enp0s29f1:rx-023:05:120
1622596991713,3cyclictest61650irq/133-enp0s29f1:rx-023:05:110
1622603991614,1cyclictest0-21swapper/200:30:122
162260399160,15cyclictest0-21swapper/200:35:222
1622601991614,1cyclictest0-21swapper/121:50:091
1622596991613,2cyclictest61650irq/133-enp0s29f1:rx-023:30:220
1622596991613,2cyclictest61650irq/133-enp0s29f1:rx-021:15:190
1622596991613,2cyclictest61650irq/133-enp0s29f1:rx-020:00:150
1622596991613,2cyclictest1951116-21tr00:30:160
1622596991512,2cyclictest61650irq/133-enp0s29f1:rx-022:00:160
1622596991510,2cyclictest1832789-21apt-get22:35:130
1622603991412,2cyclictest0-21swapper/219:48:262
1622603991412,1cyclictest0-21swapper/219:40:122
1622601991413,1cyclictest0-21swapper/119:46:491
1622601991410,2cyclictest0-21swapper/100:30:161
162260699131,3cyclictest702-21runrttasks23:50:223
162260199137,4cyclictest3777322-21systemd-journal23:01:211
162260699118,2cyclictest491ktimers/319:35:173
162260699118,1cyclictest0-21swapper/320:20:153
162260199116,3cyclictest1791489-21gltestperf21:55:141
162259699118,2cyclictest1662370-21ntpq19:45:210
16225969984,3cyclictest1622732-21cat19:10:010
16226069970,5cyclictest1622687-21latency_hist19:10:013
16226039960,4cyclictest1622625-21latency_hist19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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