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2026-08-24 - 12:50
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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 highest latencies:
System rackeslot4.osadl.org (updated Mon Aug 24, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
180755999340,23cyclictest2074031-21sshd23:30:130
180755999310,21cyclictest1838743-21grep19:40:170
180755999310,19cyclictest0-21swapper/021:40:000
180755999301,27cyclictest2048173-21apt-get23:05:110
180755999301,27cyclictest1894025-21apt-get20:35:120
180755999291,27cyclictest0-21swapper/022:00:120
180755999290,1cyclictest1924927-21/usr/sbin/munin21:05:240
1807559992816,2cyclictest1942420-21/usr/sbin/munin21:20:180
180755999281,1cyclictest0-21swapper/023:55:130
1807559992720,5cyclictest1853517-21apt-get19:55:140
1807559992717,2cyclictest0-21swapper/019:30:130
1807559992717,1cyclictest0-21swapper/021:10:120
180755999271,1cyclictest0-21swapper/000:20:120
180755999270,20cyclictest0-21swapper/022:25:110
180755999270,1cyclictest0-21swapper/020:55:210
180756799261,23cyclictest2083907-21ls23:40:003
180756599262,20cyclictest1940211-21apt-get21:20:122
1807559992618,7cyclictest64-21kcompactd020:44:210
1807559992617,1cyclictest0-21swapper/020:10:110
180755999260,23cyclictest2063429-21apt-config23:20:010
1807567992519,4cyclictest2088546-21grep23:40:233
180756799251,21cyclictest1945258-21apt-get21:25:143
1807565992518,6cyclictest1935620-21sed21:15:172
180756599251,21cyclictest2124809-21apt-get00:20:132
180756599251,20cyclictest1981643-21apt-get22:00:112
1807561992520,3cyclictest2104434-21apt-get00:00:121
180756199251,3cyclictest1933977-21ntpq21:10:221
180756199251,21cyclictest2053218-21apt-get23:10:121
180756199251,20cyclictest0-21swapper/122:25:111
180755999252,21cyclictest1873742-21apt-get20:15:140
1807559992520,3cyclictest2001967-21apt-get22:20:120
180755999251,22cyclictest1961383-21grep21:40:150
180756799242,2cyclictest1858559-21apt-get20:00:113
180756799241,20cyclictest0-21swapper/320:55:133
180756799241,20cyclictest0-21swapper/320:45:133
180756799241,20cyclictest0-21swapper/320:10:113
1807565992420,2cyclictest1950749-21apt-get21:30:122
180756599241,20cyclictest1883882-21apt-get20:25:122
1807561992419,3cyclictest2058287-21apt-get23:15:111
1807561992419,2cyclictest0-21swapper/122:30:161
1807561992418,4cyclictest1879280-21sed20:20:161
180756199241,20cyclictest2140090-21apt-get00:35:131
180756199241,20cyclictest1986736-21apt-get22:05:131
180756199240,20cyclictest0-21swapper/123:55:121
1807559992419,3cyclictest1868417-21cron20:10:000
180755999241,21cyclictest2096490-21sed23:50:170
180755999241,21cyclictest2032895-21apt-get22:50:090
180755999241,21cyclictest1951236-21ps21:30:180
180755999241,21cyclictest1843355-21apt-get19:45:130
180755999240,23cyclictest2053711-21grep23:10:150
1807567992319,3cyclictest1-21systemd22:39:593
1807567992319,2cyclictest2047895-21cron23:04:593
1807567992319,2cyclictest1863651-21apt-get20:05:123
1807567992319,2cyclictest0-21swapper/323:25:113
1807567992319,2cyclictest0-21swapper/321:05:113
1807567992318,4cyclictest1874234-21grep20:15:183
1807567992316,5cyclictest2022911-21fschecks_count22:40:143
180756799231,2cyclictest0-21swapper/319:15:123
180756799230,20cyclictest0-21swapper/319:45:123
180756799230,20cyclictest0-21swapper/319:25:133
1807565992319,2cyclictest2079137-21apt-get23:35:132
1807565992319,2cyclictest1930529-21grep21:10:172
180756599231,2cyclictest2129902-21apt-get00:25:142
180756599230,20cyclictest0-21swapper/220:50:132
180756599230,20cyclictest0-21swapper/220:50:132
1807561992319,2cyclictest1986471-21idleruntime-cro22:05:011
1807561992319,2cyclictest1919883-21apt-get21:00:111
1807561992319,2cyclictest1833148-21apt-get19:35:131
1807561992318,3cyclictest2017224-21apt-get22:35:111
180756199231,2cyclictest2068897-21apt-get23:25:111
180756199231,2cyclictest1909704-21apt-get20:50:121
180756199231,2cyclictest1909704-21apt-get20:50:121
180756199231,20cyclictest1893755-21cron20:35:011
180756199230,3cyclictest1950105-21munin-run21:30:011
180756199230,21cyclictest1935603-21irqcore21:15:171
180756199230,20cyclictest0-21swapper/120:55:131
180756199230,20cyclictest0-21swapper/100:10:141
180756199230,19cyclictest0-21swapper/119:30:141
180756199230,19cyclictest0-21swapper/100:15:121
1807559992320,2cyclictest1996871-21apt-get22:15:120
1807559992319,2cyclictest2114624-21apt-get00:10:130
180755999231,2cyclictest2109531-21apt-get00:05:120
180755999231,2cyclictest1965962-21apt-get21:45:120
180755999231,20cyclictest0-21swapper/000:30:010
180755999230,22cyclictest1-21systemd21:55:000
180755999230,21cyclictest1977053-21grep21:55:160
1807567992219,2cyclictest0-21swapper/322:30:113
1807567992218,2cyclictest1965965-21seq21:45:113
180756799221,2cyclictest2094267-21apt-get23:50:123
180756799221,2cyclictest0-21swapper/323:10:123
180756799221,19cyclictest1996601-21idleruntime-cro22:15:013
180756799220,3cyclictest1971534-21ps21:50:193
180756799220,3cyclictest1955539-21cron21:35:003
180756799220,20cyclictest0-21swapper/323:45:113
180756799220,20cyclictest0-21swapper/319:10:103
1807565992219,1cyclictest2089225-21apt-get23:45:102
1807565992218,2cyclictest1924953-21apt-get21:05:112
1807565992218,2cyclictest1843358-21chrt19:45:122
180756599220,3cyclictest2053706-21ps23:10:162
180756599220,19cyclictest0-21swapper/222:40:122
180756599220,19cyclictest0-21swapper/222:35:112
180756599220,19cyclictest0-21swapper/200:35:132
1807561992219,2cyclictest0-21swapper/100:29:101
1807561992218,2cyclictest2000806-21ntpq22:15:211
1807561992217,3cyclictest2043060-21apt-get23:00:141
180756199221,1cyclictest2022739-21apt-get22:40:121
180756199220,2cyclictest0-21swapper/120:40:021
180756199220,21cyclictest2074024-21apt-get23:30:141
180756199220,20cyclictest0-21swapper/123:50:131
180756199220,20cyclictest0-21swapper/120:45:131
180756199220,1cyclictest2048173-21apt-get23:05:121
180756199220,19cyclictest0-21swapper/122:10:151
1807559992219,2cyclictest0-21swapper/023:35:120
1807559992219,2cyclictest0-21swapper/022:45:140
1807559992218,2cyclictest2108348-21ntpq00:00:230
180755999221,2cyclictest1935117-21apt-get21:15:130
180755999221,1cyclictest64-21kcompactd000:34:590
180755999220,2cyclictest1812621-21basename19:15:000
180755999220,21cyclictest1833648-21ps19:35:170
1807567992119,1cyclictest0-21swapper/323:30:143
1807567992119,1cyclictest0-21swapper/322:58:453
1807567992119,1cyclictest0-21swapper/319:20:123
1807567992119,1cyclictest0-21swapper/300:14:013
1807567992118,2cyclictest64-21kcompactd020:34:083
1807567992118,2cyclictest1899156-21latency_hist20:40:003
1807567992118,2cyclictest0-21swapper/322:20:123
1807567992118,2cyclictest0-21swapper/321:20:133
1807567992118,1cyclictest2027964-21sh22:45:133
1807567992117,2cyclictest1878789-21apt-get20:20:123
180756799211,1cyclictest0-21swapper/300:30:123
180756799211,19cyclictest0-21swapper/319:55:133
180756799210,20cyclictest0-21swapper/322:50:093
180756799210,1cyclictest0-21swapper/321:00:113
180756799210,1cyclictest0-21swapper/320:25:123
1807565992119,1cyclictest2036838-21ntpq22:50:182
1807565992119,1cyclictest0-21swapper/223:59:302
1807565992119,1cyclictest0-21swapper/219:55:132
1807565992119,1cyclictest0-21swapper/219:20:122
1807565992117,2cyclictest2043562-21grep23:00:182
1807565992117,2cyclictest1950436-21latency_hist21:30:012
180756599211,1cyclictest0-21swapper/220:55:392
180756599211,1cyclictest0-21swapper/220:35:122
180756599210,2cyclictest1869020-21tail20:10:142
180756599210,2cyclictest1828085-21chrt19:30:132
180756599210,2cyclictest0-21swapper/222:55:142
180756599210,20cyclictest2063476-21grep23:20:012
180756599210,20cyclictest0-21swapper/223:35:002
180756599210,19cyclictest0-21swapper/200:05:142
1807561992119,1cyclictest0-21swapper/123:40:101
1807561992119,1cyclictest0-21swapper/120:15:151
1807561992119,1cyclictest0-21swapper/120:01:211
1807561992119,1cyclictest0-21swapper/119:46:181
1807561992118,2cyclictest2134998-21apt-get00:30:121
1807561992118,1cyclictest1940211-21apt-get21:20:111
1807561992117,2cyclictest1807777-21apt-get19:10:111
180756199211,1cyclictest1961844-21ps21:40:171
180756199211,1cyclictest0-21swapper/122:55:141
180756199210,20cyclictest1852414-21ntpq19:50:221
180756199210,1cyclictest0-21swapper/120:35:121
1807559992119,1cyclictest0-21swapper/022:35:110
180755999210,19cyclictest0-21swapper/023:45:110
1807567992018,1cyclictest0-21swapper/300:29:373
1807567992018,1cyclictest0-21swapper/300:20:133
1807567992018,1cyclictest0-21swapper/300:15:123
1807567992017,2cyclictest0-21swapper/322:10:003
180756799200,1cyclictest0-21swapper/319:40:133
1807565992018,1cyclictest2028308-21ps22:45:182
1807565992018,1cyclictest0-21swapper/223:25:112
1807565992018,1cyclictest0-21swapper/221:55:002
1807565992018,1cyclictest0-21swapper/220:15:152
1807565992018,1cyclictest0-21swapper/200:30:082
1807565992018,1cyclictest0-21swapper/200:03:472
1807565992017,2cyclictest1-21systemd19:45:012
1807565992017,2cyclictest0-21swapper/222:05:132
1807565992016,2cyclictest1969903-21ntpq21:45:212
180756599200,1cyclictest0-21swapper/223:50:132
180756599200,1cyclictest0-21swapper/223:40:112
180756599200,1cyclictest0-21swapper/222:25:122
180756599200,1cyclictest0-21swapper/222:15:112
180756599200,1cyclictest0-21swapper/220:05:122
180756599200,19cyclictest1963117-21ps21:40:182
180756599200,19cyclictest0-21swapper/222:23:162
1807561992018,1cyclictest64-21kcompactd021:51:001
1807561992018,1cyclictest0-21swapper/100:05:571
1807561992017,1cyclictest0-21swapper/122:50:091
1807561992016,2cyclictest0-21swapper/121:05:111
180756199200,1cyclictest0-21swapper/123:45:101
180756199200,1cyclictest0-21swapper/121:35:211
180756199200,1cyclictest0-21swapper/100:20:121
180756199200,19cyclictest0-21swapper/120:08:201
1807559992018,1cyclictest0-21swapper/020:00:200
1807559992017,2cyclictest0-21swapper/020:30:120
1807559992016,2cyclictest1848447-21apt-get19:50:120
1807559992014,4cyclictest1884378-21irqcore20:25:160
180755999200,1cyclictest0-21swapper/020:45:120
180755999200,1cyclictest0-21swapper/000:35:110
180755999200,19cyclictest0-21swapper/022:55:130
180755999200,19cyclictest0-21swapper/019:15:110
1807567991918,1cyclictest0-21swapper/320:40:123
1807567991917,1cyclictest0-21swapper/323:20:193
1807567991917,1cyclictest0-21swapper/323:20:183
1807567991917,1cyclictest0-21swapper/319:50:213
1807567991916,2cyclictest0-21swapper/319:35:123
1807567991915,3cyclictest1976554-21chrt21:55:133
1807567991915,2cyclictest0-21swapper/321:35:123
1807567991914,3cyclictest491ktimers/321:40:123
1807565991917,1cyclictest0-21swapper/220:20:122
1807565991917,1cyclictest0-21swapper/219:25:132
1807565991916,1cyclictest0-21swapper/220:30:132
1807565991916,1cyclictest0-21swapper/200:10:132
1807561991917,1cyclictest64-21kcompactd019:29:051
1807561991916,2cyclictest1818434-21irqcore19:20:161
1807559991918,1cyclictest0-21swapper/023:20:120
1807559991918,1cyclictest0-21swapper/023:20:120
1807559991917,1cyclictest0-21swapper/023:40:110
1807559991916,2cyclictest0-21swapper/022:40:110
1807559991916,2cyclictest0-21swapper/022:30:120
1807559991915,2cyclictest0-21swapper/022:10:110
180755999190,1cyclictest0-21swapper/021:25:130
1807567991816,1cyclictest0-21swapper/323:05:113
1807567991816,1cyclictest0-21swapper/320:50:223
1807567991816,1cyclictest0-21swapper/320:50:223
1807565991816,1cyclictest1956317-21ps21:35:162
1807565991816,1cyclictest0-21swapper/219:50:112
1807565991816,1cyclictest0-21swapper/219:35:142
1807565991815,2cyclictest1904589-21apt-get20:45:122
1807565991814,2cyclictest2012156-21apt-get22:30:112
180756599180,1cyclictest2052167-21runrttasks23:05:222
1807561991816,1cyclictest64-21kcompactd019:55:261
1807561991815,2cyclictest1981386-21sh22:00:011
1807561991814,2cyclictest1868693-21apt-get20:10:111
1807561991814,2cyclictest0-21swapper/123:25:001
1807561991814,2cyclictest0-21swapper/123:24:591
1807561991814,2cyclictest0-21swapper/122:45:131
1807559991814,2cyclictest1914521-21ls20:55:000
1807559991814,2cyclictest1914521-21ls20:55:000
1807567991716,1cyclictest0-21swapper/300:00:013
1807567991715,1cyclictest0-21swapper/322:25:203
1807567991714,2cyclictest2875-21cron00:40:013
1807567991714,2cyclictest2063232-21latency_hist23:20:013
1807565991714,2cyclictest0-21swapper/220:00:162
1807561991716,0cyclictest0-21swapper/123:35:141
1807561991715,1cyclictest0-21swapper/121:45:171
1807561991715,1cyclictest0-21swapper/121:30:121
1807561991714,2cyclictest0-21swapper/120:25:121
180755999179,7cyclictest61650irq/133-enp0s29f1:rx-019:25:210
1807567991612,2cyclictest0-21swapper/321:10:173
1807565991612,3cyclictest509-21systemd-logind23:25:012
1807565991612,3cyclictest509-21systemd-logind23:25:002
1807561991613,2cyclictest0-21swapper/119:20:001
1807561991611,2cyclictest1838241-21apt-get19:40:131
1807559991612,3cyclictest61650irq/133-enp0s29f1:rx-021:00:210
1807559991612,3cyclictest61650irq/133-enp0s29f1:rx-019:20:120
1807559991611,3cyclictest61650irq/133-enp0s29f1:rx-023:25:100
1807567991512,2cyclictest2111767-21kthreadcore00:05:193
1807565991514,1cyclictest64-21kcompactd022:13:362
1807565991512,1cyclictest2120215-21irqcore00:15:162
1807559991514,1cyclictest0-21swapper/023:00:140
1807559991513,2cyclictest0-21swapper/020:23:550
1807559991512,1cyclictest2119715-21apt-get00:15:130
1807567991411,2cyclictest1939503-21unixbench_singl21:15:253
1807567991411,2cyclictest0-21swapper/322:15:113
1807565991412,1cyclictest0-21swapper/221:04:462
1807565991412,1cyclictest0-21swapper/219:15:142
1807565991411,2cyclictest1976550-21apt-get21:55:132
1807565991411,2cyclictest1808726-21kthreadcore19:10:152
1807559991410,3cyclictest61650irq/133-enp0s29f1:rx-022:10:000
180756799138,3cyclictest2109259-21cron00:05:003
1807567991310,1cyclictest1828080-21apt-get19:30:133
1807565991311,1cyclictest0-21swapper/220:40:122
1807567991210,1cyclictest0-21swapper/322:00:113
180756799115,5cyclictest1807724-21cat19:10:013
180756599110,9cyclictest1807582-21cat19:10:012
180756199106,3cyclictest2002101-21cpuspeed_turbos22:20:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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