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2026-03-12 - 05:45
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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 Thu Mar 12, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
43725799272,21cyclictest681424-21apt-get23:10:113
43725799272,21cyclictest681424-21apt-get23:10:113
43725799272,21cyclictest452603-21apt-get19:25:133
43725799272,20cyclictest767845-21apt-get00:35:123
43725799262,20cyclictest625310-21apt-get22:15:113
43725599261,21cyclictest711726-21apt-get23:40:122
43725599260,23cyclictest635172-21awk22:25:002
437250992621,3cyclictest655752-21apt-get22:45:121
43725799251,2cyclictest0-21swapper/320:00:143
43725799251,22cyclictest554327-21cron21:05:003
43725799251,22cyclictest0-21swapper/300:15:123
43725799251,21cyclictest580339-21/usr/sbin/munin21:30:153
43725799251,20cyclictest671317-21apt-get23:00:103
43725599250,23cyclictest0-21swapper/221:05:132
43725599250,22cyclictest0-21swapper/219:50:112
43725099251,20cyclictest701640-21apt-get23:30:101
437247992517,6cyclictest261-21systemd-journal21:20:000
43724799251,21cyclictest487978-21apt-get20:00:130
437257992419,3cyclictest742146-21apt-get00:10:113
43725799241,2cyclictest0-21swapper/321:40:133
43725799241,20cyclictest0-21swapper/322:05:113
43725799241,19cyclictest0-21swapper/319:50:113
43725799241,19cyclictest0-21swapper/319:35:093
43725799240,21cyclictest757037-21awk00:25:003
43725799240,21cyclictest0-21swapper/322:30:103
43725799240,21cyclictest0-21swapper/319:45:123
43725599241,21cyclictest615248-21apt-get22:05:112
43725599241,20cyclictest737091-21apt-get00:05:102
43725599241,20cyclictest574844-21apt-get21:25:112
43725599241,20cyclictest0-21swapper/219:25:122
43725599240,1cyclictest0-21swapper/220:45:112
43725099242,20cyclictest635445-21apt-get22:25:121
437250992420,2cyclictest650652-21apt-get22:40:121
437250992419,2cyclictest584929-21apt-get21:35:111
43725099241,20cyclictest605170-21apt-get21:55:141
43725099241,20cyclictest569792-21apt-get21:20:121
43724799242,2cyclictest539443-21apt-get20:50:120
43724799241,3cyclictest600093-21apt-get21:50:130
43724799241,2cyclictest477893-21apt-get19:50:120
43724799240,23cyclictest757316-21taskset00:25:150
43724799240,23cyclictest554339-21cron21:05:000
437257992319,2cyclictest741025-21ntpq00:05:203
437257992319,2cyclictest487706-21cron19:59:593
437257992319,2cyclictest0-21swapper/320:15:153
43725799230,2cyclictest0-21swapper/300:00:103
43725799230,21cyclictest528936-21taskset20:40:093
43725799230,21cyclictest0-21swapper/322:10:123
43725799230,20cyclictest651135-21irqcore22:40:163
43725799230,20cyclictest0-21swapper/321:05:133
437255992319,2cyclictest523881-21apt-get20:35:122
437255992318,3cyclictest487696-21cron19:59:592
43725599231,2cyclictest569792-21apt-get21:20:112
43725599231,19cyclictest696586-21apt-get23:25:112
43725599231,19cyclictest513705-21apt-get20:25:122
43725599230,20cyclictest0-21swapper/223:00:122
43725599230,20cyclictest0-21swapper/200:15:112
43725599230,1cyclictest0-21swapper/222:45:202
43725599230,1cyclictest0-21swapper/200:25:162
437250992320,1cyclictest686479-21apt-get23:15:121
437250992319,2cyclictest676371-21apt-get23:05:111
437250992318,4cyclictest513680-21munin-node20:25:111
43725099231,2cyclictest437461-21apt-get19:10:111
43725099231,21cyclictest646035-21irqcore22:35:141
43725099231,20cyclictest528933-21apt-get20:40:111
43725099231,20cyclictest452603-21apt-get19:25:131
43725099231,20cyclictest442544-21apt-get19:15:131
43725099231,19cyclictest472840-21apt-get19:45:141
43725099230,21cyclictest762151-21apt-key00:30:011
43725099230,21cyclictest630891-21grep22:20:161
43725099230,21cyclictest301rcuc/121:30:011
43725099230,20cyclictest595060-21apt-get21:45:111
437247992319,3cyclictest499095-21sort20:10:170
437247992319,2cyclictest0-21swapper/020:25:120
437247992319,2cyclictest0-21swapper/020:05:110
437247992318,3cyclictest538787-21apt-config20:50:000
43724799231,3cyclictest645552-21apt-get22:35:100
43724799231,2cyclictest0-21swapper/022:45:120
43724799231,20cyclictest752253-21apt-get00:20:100
43724799230,22cyclictest590489-21irqcore21:40:170
437257992219,2cyclictest0-21swapper/322:55:103
437257992218,3cyclictest523616-21latency_hist20:35:003
437257992218,3cyclictest523616-21latency_hist20:35:003
437257992218,2cyclictest650380-21idleruntime-cro22:40:003
437257992218,2cyclictest0-21swapper/322:00:113
437257992218,2cyclictest0-21swapper/300:30:113
43725799221,1cyclictest0-21swapper/323:40:123
43725799220,2cyclictest0-21swapper/323:50:123
43725799220,2cyclictest0-21swapper/322:45:203
43725799220,20cyclictest635174-21sh22:25:003
43725799220,20cyclictest493052-21apt-get20:05:113
43725799220,20cyclictest0-21swapper/321:35:113
43725799220,1cyclictest0-21swapper/300:25:163
437255992218,2cyclictest762809-21apt-get00:30:112
437255992218,2cyclictest640496-21apt-get22:30:102
437255992218,2cyclictest0-21swapper/223:45:132
43725599221,20cyclictest691532-21apt-get23:20:112
43725599220,2cyclictest261-21systemd-journal00:25:002
43725599220,2cyclictest0-21swapper/200:10:122
43725599220,21cyclictest580340-21runrttasks21:30:152
43725599220,20cyclictest554335-21idleruntime-cro21:05:002
43725599220,20cyclictest0-21swapper/222:35:112
43725599220,1cyclictest0-21swapper/222:40:132
43725599220,1cyclictest0-21swapper/220:30:192
43725599220,1cyclictest0-21swapper/220:30:192
43725599220,19cyclictest0-21swapper/220:50:112
43725599220,19cyclictest0-21swapper/219:45:132
43725599220,19cyclictest0-21swapper/219:35:102
437250992217,3cyclictest697076-21sort23:25:151
437250992217,3cyclictest671045-21awk23:00:001
43725099220,20cyclictest660806-21apt-get22:50:111
43725099220,20cyclictest0-21swapper/120:15:151
437247992220,1cyclictest513001-21cron20:25:010
437247992220,1cyclictest513001-21cron20:25:000
437247992219,2cyclictest0-21swapper/023:40:110
437247992219,2cyclictest0-21swapper/023:15:120
437247992219,2cyclictest0-21swapper/022:05:100
437247992219,2cyclictest0-21swapper/019:15:120
437247992218,2cyclictest599822-21cron21:50:000
437247992217,3cyclictest503196-21apt-get20:15:140
43724799221,2cyclictest0-21swapper/019:30:120
43724799221,1cyclictest0-21swapper/022:25:120
43724799220,21cyclictest671804-21grep23:00:160
43724799220,21cyclictest0-21swapper/021:10:110
43724799220,20cyclictest0-21swapper/019:10:110
437257992119,1cyclictest0-21swapper/319:30:203
437257992118,2cyclictest0-21swapper/320:20:113
437257992118,2cyclictest0-21swapper/320:20:113
43725799211,1cyclictest0-21swapper/319:20:103
43725799210,2cyclictest0-21swapper/323:45:133
43725799210,2cyclictest0-21swapper/323:20:113
43725799210,2cyclictest0-21swapper/320:45:113
43725799210,20cyclictest1-21systemd21:25:013
43725799210,1cyclictest0-21swapper/323:25:113
43725799210,19cyclictest1-21systemd23:40:003
43725799210,19cyclictest0-21swapper/321:25:103
43725799210,19cyclictest0-21swapper/320:25:123
437255992119,1cyclictest0-21swapper/219:40:102
437255992118,2cyclictest461576-21ntpq19:30:212
437255992118,1cyclictest0-21swapper/222:55:102
437255992118,1cyclictest0-21swapper/220:15:152
437255992118,1cyclictest0-21swapper/220:10:122
437255992117,2cyclictest0-21swapper/222:00:112
43725599210,20cyclictest0-21swapper/223:10:112
43725599210,20cyclictest0-21swapper/223:10:112
43725599210,20cyclictest0-21swapper/220:05:112
43725599210,1cyclictest0-21swapper/221:40:132
43725599210,1cyclictest0-21swapper/220:00:142
43725599210,19cyclictest772963-21latency_hist00:40:002
43725599210,19cyclictest447569-21apt-get19:20:102
437250992119,1cyclictest0-21swapper/123:50:121
437250992118,2cyclictest0-21swapper/123:55:111
437250992118,1cyclictest498142-21apt-get20:10:121
437250992117,3cyclictest512194-21sshd20:20:211
437250992117,3cyclictest512194-21sshd20:20:211
43725099210,20cyclictest0-21swapper/123:00:111
43725099210,1cyclictest0-21swapper/120:05:111
43725099210,19cyclictest0-21swapper/122:15:111
437247992119,1cyclictest0-21swapper/023:35:120
437247992119,1cyclictest0-21swapper/022:50:120
437247992118,2cyclictest0-21swapper/020:30:100
437247992118,2cyclictest0-21swapper/020:30:090
43724799211,1cyclictest0-21swapper/023:45:130
43724799210,2cyclictest0-21swapper/023:50:110
43724799210,20cyclictest467761-21apt-get19:40:100
43724799210,20cyclictest452606-21sshd19:25:120
43724799210,20cyclictest0-21swapper/023:10:110
43724799210,20cyclictest0-21swapper/023:10:110
43724799210,20cyclictest0-21swapper/023:05:100
43724799210,20cyclictest0-21swapper/022:55:100
43724799210,20cyclictest0-21swapper/021:55:140
43724799210,20cyclictest0-21swapper/021:25:200
43724799210,1cyclictest0-21swapper/023:25:110
43724799210,1cyclictest0-21swapper/019:20:100
43725799200,1cyclictest0-21swapper/323:15:223
43725799200,19cyclictest0-21swapper/320:50:113
437255992018,1cyclictest0-21swapper/221:35:112
437255992017,1cyclictest0-21swapper/220:20:112
437255992017,1cyclictest0-21swapper/220:20:112
43725599200,1cyclictest0-21swapper/200:00:092
43725599200,19cyclictest0-21swapper/223:40:002
43725599200,19cyclictest0-21swapper/220:40:092
437250992016,2cyclictest716804-21apt-get23:45:121
43725099200,2cyclictest604908-21turbostat.cron21:55:011
43725099200,1cyclictest0-21swapper/121:10:111
43725099200,1cyclictest0-21swapper/120:50:121
43725099200,1cyclictest0-21swapper/120:30:091
43725099200,1cyclictest0-21swapper/120:30:091
43725099200,1cyclictest0-21swapper/119:35:171
43725099200,1cyclictest0-21swapper/100:30:191
43725099200,19cyclictest772713-21base6400:40:001
437247992017,2cyclictest0-21swapper/022:15:120
437247992016,3cyclictest655496-21munin-run22:45:000
437247992016,2cyclictest477643-21awk19:50:000
43724799200,1cyclictest0-21swapper/022:20:200
43724799200,1cyclictest0-21swapper/022:10:120
43724799200,1cyclictest0-21swapper/000:30:110
43724799200,19cyclictest462706-21apt-get19:35:100
43724799200,19cyclictest0-21swapper/000:00:100
437255991917,1cyclictest0-21swapper/223:15:222
437255991916,2cyclictest564464-21idleruntime-cro21:15:012
437250991917,1cyclictest452323-21cron19:24:591
437250991917,1cyclictest0-21swapper/121:05:131
437250991917,1cyclictest0-21swapper/100:10:181
437250991916,2cyclictest620762-21ps22:10:161
437250991916,2cyclictest0-21swapper/121:00:101
437250991915,2cyclictest747199-21apt-get00:15:121
43725099190,19cyclictest0-21swapper/100:05:191
437247991917,1cyclictest0-21swapper/021:30:110
43724799190,2cyclictest559434-21munin-run21:10:000
437257991816,1cyclictest0-21swapper/323:05:203
437257991814,2cyclictest604913-21munin-run21:55:013
437255991815,2cyclictest635735-21gltestperf22:25:152
437255991814,2cyclictest0-21swapper/222:15:112
437255991813,3cyclictest620279-21apt-get22:10:122
437250991816,1cyclictest0-21swapper/123:10:111
437250991816,1cyclictest0-21swapper/123:10:111
437250991816,1cyclictest0-21swapper/119:40:101
437250991815,1cyclictest564736-21apt-get21:15:121
43725099180,0cyclictest0-21swapper/120:45:111
437247991815,2cyclictest569795-21taskset21:20:100
437247991814,2cyclictest0-21swapper/021:35:100
437247991812,4cyclictest61650irq/133-enp0s29f1:rx-019:55:200
437257991715,1cyclictest0-21swapper/319:15:123
437257991714,2cyclictest727154-21fschecks_time23:55:133
437257991713,3cyclictest665727-21wc22:55:003
437255991715,1cyclictest0-21swapper/223:05:202
437255991714,2cyclictest721879-21apt-get23:50:122
437255991714,2cyclictest0-21swapper/221:55:182
437255991714,2cyclictest0-21swapper/219:15:122
437250991715,1cyclictest0-21swapper/119:50:111
437250991715,1cyclictest0-21swapper/100:20:101
437250991714,2cyclictest2875-21cron22:35:001
437247991713,3cyclictest61650irq/133-enp0s29f1:rx-000:05:200
437247991713,2cyclictest532829-21ntpq20:40:190
437247991614,1cyclictest692028-21ps23:20:150
437247991614,1cyclictest0-21swapper/022:30:110
437247991614,1cyclictest0-21swapper/020:35:120
437247991613,2cyclictest61650irq/133-enp0s29f1:rx-020:55:160
437247991613,2cyclictest0-21swapper/023:30:100
437247991612,3cyclictest211rcuc/023:55:110
437247991612,2cyclictest61650irq/133-enp0s29f1:rx-000:40:000
437257991512,2cyclictest0-21swapper/322:00:003
437257991512,2cyclictest0-21swapper/321:10:193
437257991511,3cyclictest565027-21gltestperf21:15:143
437255991513,1cyclictest0-21swapper/223:55:132
437255991513,1cyclictest0-21swapper/221:55:012
437255991510,3cyclictest664720-21ntpq22:50:212
437250991511,2cyclictest0-21swapper/119:35:001
437247991512,2cyclictest61650irq/133-enp0s29f1:rx-022:00:180
437257991412,1cyclictest0-21swapper/319:10:123
437257991411,2cyclictest0-21swapper/320:35:113
437255991411,2cyclictest0-21swapper/219:10:112
437250991412,1cyclictest0-21swapper/122:05:111
437250991412,1cyclictest0-21swapper/120:35:121
437250991411,2cyclictest483060-21cpuspeed_turbos19:55:111
437250991410,3cyclictest0-21swapper/123:25:001
437250991410,2cyclictest610198-21apt-get22:00:111
437257991312,1cyclictest0-21swapper/320:10:173
437257991311,1cyclictest702129-21tr23:30:153
43725799130,5cyclictest640250-21awk22:30:003
437255991310,2cyclictest703859-21kthreadcore23:30:162
437255991310,2cyclictest261-21systemd-journal21:00:002
43725099139,2cyclictest0-21swapper/121:40:171
43725099133,2cyclictest191rcu_preempt23:35:171
43724799139,3cyclictest61650irq/133-enp0s29f1:rx-000:10:220
43724799139,2cyclictest0-21swapper/000:15:220
43725799129,1cyclictest0-21swapper/319:40:103
437257991210,1cyclictest0-21swapper/320:55:103
43725599129,1cyclictest0-21swapper/221:15:122
43725099129,2cyclictest581052-21kthreadcore21:30:161
43725099129,2cyclictest0-21swapper/100:00:191
43725099120,5cyclictest488484-21grep20:00:181
43725099120,4cyclictest716556-21awk23:45:001
43725799107,2cyclictest0-21swapper/321:45:243
43725099101,7cyclictest544517-21apt-get20:55:101
4372559994,3cyclictest599817-21idleruntime-cro21:50:002
4372579984,3cyclictest437315-21ls19:10:013
4372509975,1cyclictest0-21swapper/119:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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