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2026-08-07 - 10:43
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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 Fri Aug 07, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
44071299281,24cyclictest713327-21irqcore23:35:162
44070799270,3cyclictest579387-21idleruntime-cro21:24:590
44071299261,21cyclictest523464-21apt-get20:30:122
44071599252,20cyclictest774309-21apt-get00:35:133
440715992520,4cyclictest500-21dbus-daemon23:24:593
440715992520,3cyclictest753992-21apt-get00:15:143
44071599251,21cyclictest440923-21apt-get19:10:113
44071599251,21cyclictest440923-21apt-get19:10:113
44071599250,23cyclictest625818-21grep22:10:173
44071299251,21cyclictest671377-21apt-get22:55:122
440709992520,3cyclictest528285-21apt-config20:35:001
440709992519,5cyclictest676223-21idleruntime-cro23:00:001
44070999251,3cyclictest585234-21ps21:30:171
44070999251,3cyclictest543865-21cron20:49:591
44070999251,21cyclictest544141-21apt-get20:50:101
44070999251,20cyclictest733544-21apt-get23:55:121
44070999251,20cyclictest0-21swapper/122:05:111
44070999250,5cyclictest599666-21cron21:44:591
44070999250,22cyclictest615695-21grep22:00:151
440715992420,2cyclictest593748-21ntpq21:35:203
44071599241,2cyclictest723427-21apt-get23:45:123
44071599241,20cyclictest584751-21apt-get21:30:123
44071599240,21cyclictest743803-21apt-get00:05:133
440712992421,2cyclictest0-21swapper/220:15:012
440712992421,1cyclictest0-21swapper/200:20:002
440712992420,2cyclictest518371-21apt-get20:25:112
44071299241,20cyclictest0-21swapper/222:30:132
44071299240,23cyclictest477236-21cat19:45:012
44071299240,22cyclictest609832-21idleruntime-cro21:55:002
440709992419,3cyclictest769240-21apt-get00:30:141
440709992419,3cyclictest769240-21apt-get00:30:131
440709992419,3cyclictest574596-21apt-get21:20:161
440709992419,3cyclictest483787-21ps19:50:171
440709992418,3cyclictest498026-21apt-get20:05:121
440709992418,2cyclictest445761-21awk19:15:001
440709992418,2cyclictest445761-21awk19:15:001
44070999241,2cyclictest748920-21apt-get00:10:111
44070999241,2cyclictest635473-21apt-get22:20:121
44070999241,20cyclictest0-21swapper/121:15:111
44070799242,20cyclictest477770-21apt-get19:45:110
440707992420,3cyclictest701982-21cron23:25:000
440707992420,2cyclictest472259-21apt-get19:40:120
44070799241,21cyclictest554305-21apt-get21:00:130
44070799240,23cyclictest564172-21cron21:09:590
440715992320,1cyclictest498026-21apt-get20:05:133
44071599231,20cyclictest764132-21apt-get00:25:133
44071599231,20cyclictest764132-21apt-get00:25:133
44071299232,2cyclictest656196-21apt-get22:40:142
44071299232,20cyclictest728476-21apt-get23:50:142
44071299231,2cyclictest599946-21apt-get21:45:142
44071299231,20cyclictest0-21swapper/219:30:122
44071299230,3cyclictest691868-21cron23:15:012
44071299230,3cyclictest590324-21sed21:35:152
44071299230,2cyclictest702042-21unin-run23:24:592
44071299230,21cyclictest681345-21apt-config23:05:012
44071299230,21cyclictest635201-21idleruntime-cro22:20:012
44071299230,21cyclictest0-21swapper/221:25:132
44071299230,1cyclictest0-21swapper/200:25:322
44071299230,1cyclictest0-21swapper/200:25:312
440709992319,2cyclictest0-21swapper/121:05:121
440709992319,2cyclictest0-21swapper/100:20:131
440709992319,2cyclictest0-21swapper/100:05:131
440709992318,2cyclictest446441-21apt-get19:15:131
440709992318,2cyclictest0-21swapper/119:25:121
44070999231,3cyclictest681295-21apt-get23:05:031
44070999231,2cyclictest0-21swapper/122:25:131
44070999231,2cyclictest0-21swapper/121:45:531
44070999230,2cyclictest477097-21cut19:45:011
44070999230,22cyclictest733273-21cron23:55:001
44070999230,20cyclictest0-21swapper/122:35:111
44070999230,20cyclictest0-21swapper/120:40:101
44070799231,2cyclictest589831-21apt-get21:35:110
44070799231,20cyclictest692149-21apt-get23:15:150
44070799230,22cyclictest639640-21timerandwakeup22:20:240
44070799230,22cyclictest542966-21grep20:45:220
440715992219,2cyclictest713332-21sed23:35:153
440715992219,2cyclictest514-21in:imuxsock19:35:003
44071599221,20cyclictest753741-21idleruntime-cro00:15:003
44071599221,20cyclictest574596-21apt-get21:20:153
44071599221,19cyclictest0-21swapper/321:10:123
440712992219,2cyclictest0-21swapper/200:05:212
440712992219,1cyclictest0-21swapper/222:00:112
440712992219,1cyclictest0-21swapper/220:00:132
440712992219,1cyclictest0-21swapper/219:48:082
440712992218,2cyclictest0-21swapper/222:35:112
44071299221,2cyclictest564450-21apt-get21:10:122
44071299221,20cyclictest64-21kcompactd023:29:062
44071299220,20cyclictest513281-21apt-get20:20:112
44071299220,20cyclictest0-21swapper/220:55:122
44071299220,1cyclictest0-21swapper/219:55:132
44071299220,19cyclictest529421-21ps20:35:182
440709992219,2cyclictest717914-21latency_hist23:40:001
440709992219,2cyclictest0-21swapper/123:00:121
440709992219,2cyclictest0-21swapper/122:45:141
440709992219,2cyclictest0-21swapper/119:55:121
440709992218,2cyclictest508162-21apt-get20:15:111
440709992214,5cyclictest702-21runrttasks20:35:141
44070999221,2cyclictest696942-21idleruntime-cro23:20:011
44070999221,19cyclictest687075-21apt-get23:10:111
44070999221,19cyclictest0-21swapper/123:30:111
44070999220,2cyclictest702015-21basename23:25:001
44070999220,2cyclictest0-21swapper/121:35:111
440707992220,1cyclictest471982-21cron19:40:000
440707992219,2cyclictest605015-21apt-get21:50:130
440707992219,2cyclictest564934-21ps21:10:160
440707992219,1cyclictest487908-21apt-get19:55:130
44070799221,20cyclictest595848-21ps21:40:170
44070799220,2cyclictest717712-21munin-run23:40:000
44070799220,20cyclictest3777322-21systemd-journal00:14:590
44070799220,19cyclictest0-21swapper/022:55:110
440715992119,1cyclictest64-21kcompactd000:31:593
440715992119,1cyclictest64-21kcompactd000:31:593
440715992118,2cyclictest620015-21basename22:05:013
440715992117,2cyclictest645587-21apt-get22:30:133
440715992117,2cyclictest620264-21apt-get22:05:113
440715992117,2cyclictest609827-21cron21:55:003
44071599211,19cyclictest0-21swapper/320:50:103
44071599211,19cyclictest0-21swapper/319:15:023
44071599210,4cyclictest451679-21taskset19:20:143
44071599210,4cyclictest451679-21taskset19:20:143
44071599210,20cyclictest0-21swapper/323:15:153
44071599210,1cyclictest0-21swapper/322:40:153
44071599210,19cyclictest64-21kcompactd023:00:043
440712992118,1cyclictest0-21swapper/220:15:112
440712992116,4cyclictest451239-21ls19:20:012
440712992116,3cyclictest723911-21ps23:45:162
44071299211,1cyclictest0-21swapper/222:25:002
44071299211,1cyclictest0-21swapper/220:05:132
44071299210,2cyclictest0-21swapper/222:05:112
44071299210,20cyclictest64-21kcompactd023:16:442
44071299210,20cyclictest64-21kcompactd000:35:452
44071299210,20cyclictest0-21swapper/221:00:122
44071299210,20cyclictest0-21swapper/220:44:032
44071299210,20cyclictest0-21swapper/219:35:122
44071299210,20cyclictest0-21swapper/219:10:192
44071299210,20cyclictest0-21swapper/219:10:192
44071299210,1cyclictest0-21swapper/221:20:152
440709992119,1cyclictest0-21swapper/123:40:121
440709992119,1cyclictest0-21swapper/121:55:121
440709992119,1cyclictest0-21swapper/120:25:111
440709992119,1cyclictest0-21swapper/120:20:111
440709992119,1cyclictest0-21swapper/120:02:061
440709992118,2cyclictest779097-21cron00:40:001
440709992118,2cyclictest0-21swapper/123:45:121
440709992118,2cyclictest0-21swapper/122:15:121
440709992117,2cyclictest0-21swapper/122:50:131
44070999210,3cyclictest451515-21chrt19:20:121
44070999210,3cyclictest451515-21chrt19:20:121
44070999210,1cyclictest0-21swapper/119:40:001
440707992118,1cyclictest759062-21apt-get00:20:130
440707992116,4cyclictest589559-21ls21:35:000
44070799211,1cyclictest444834-21ntpq19:10:190
44070799211,1cyclictest444834-21ntpq19:10:190
44070799211,19cyclictest718361-21apt-get23:40:110
44070799210,20cyclictest774034-21sh00:35:000
44070799210,20cyclictest774034-21sh00:35:000
44070799210,20cyclictest727386-21ntpq23:45:220
44070799210,20cyclictest620764-21grep22:05:160
44070799210,20cyclictest518100-21idleruntime-cro20:25:000
44070799210,1cyclictest0-21swapper/022:10:120
440715992018,1cyclictest640520-21apt-get22:25:143
440715992018,1cyclictest0-21swapper/322:55:123
440715992018,1cyclictest0-21swapper/319:45:113
440715992017,2cyclictest472573-21gltestperf19:40:153
44071599200,1cyclictest0-21swapper/321:00:123
44071599200,1cyclictest0-21swapper/320:35:013
44071599200,19cyclictest64-21kcompactd000:20:423
44071599200,19cyclictest0-21swapper/323:55:213
44071599200,19cyclictest0-21swapper/319:40:003
440712992018,1cyclictest0-21swapper/222:25:142
440712992018,1cyclictest0-21swapper/221:09:512
440712992017,2cyclictest738689-21apt-get00:00:122
44071299200,1cyclictest0-21swapper/222:50:222
44071299200,19cyclictest0-21swapper/222:45:142
44071299200,19cyclictest0-21swapper/219:20:132
44071299200,19cyclictest0-21swapper/219:20:132
440709992018,1cyclictest64-21kcompactd022:40:421
440709992018,1cyclictest0-21swapper/122:10:111
440709992018,1cyclictest0-21swapper/121:10:121
440709992018,1cyclictest0-21swapper/100:15:231
440709992017,2cyclictest0-21swapper/119:45:121
440709992017,1cyclictest0-21swapper/121:00:131
440709992016,2cyclictest0-21swapper/121:50:121
44070999200,1cyclictest0-21swapper/100:04:021
44070999200,19cyclictest0-21swapper/123:25:111
440707992018,1cyclictest64-21kcompactd000:05:070
440707992018,1cyclictest0-21swapper/022:40:140
440707992018,1cyclictest0-21swapper/022:40:010
440707992018,1cyclictest0-21swapper/021:45:140
440707992016,2cyclictest523464-21apt-get20:30:130
44070799200,1cyclictest0-21swapper/022:00:110
44070799200,1cyclictest0-21swapper/019:50:120
44070799200,19cyclictest686800-21cron23:10:010
44070799200,19cyclictest0-21swapper/021:15:110
44070799200,19cyclictest0-21swapper/019:15:120
440715991918,1cyclictest0-21swapper/320:25:473
440715991917,1cyclictest635221-21turbostat22:20:013
440715991917,1cyclictest0-21swapper/323:50:133
440715991915,2cyclictest650679-21apt-get22:35:113
44071599190,1cyclictest0-21swapper/321:45:123
440712991917,1cyclictest0-21swapper/222:13:182
440712991917,1cyclictest0-21swapper/221:30:132
440712991916,2cyclictest0-21swapper/220:45:212
440709991916,2cyclictest462613-21sort19:30:161
440707991917,1cyclictest0-21swapper/000:00:120
440707991916,2cyclictest549212-21apt-get20:55:110
44070799190,2cyclictest734047-21irqcore23:55:160
44070799190,1cyclictest681325-21gpgv23:05:010
44070799190,1cyclictest0-21swapper/020:50:100
44070799190,1cyclictest0-21swapper/020:05:220
44070799190,19cyclictest0-21swapper/020:00:150
44070799190,0cyclictest0-21swapper/000:18:330
440715991817,1cyclictest0-21swapper/319:25:223
440715991816,1cyclictest64-21kcompactd022:50:223
440715991816,1cyclictest0-21swapper/322:25:003
440715991816,1cyclictest0-21swapper/320:44:363
440712991816,1cyclictest64-21kcompactd019:29:522
440712991814,1cyclictest0-21swapper/223:40:132
440709991816,1cyclictest0-21swapper/120:10:161
440707991816,1cyclictest579660-21apt-get21:25:120
440707991816,1cyclictest440702-21cyclictest00:25:140
440707991816,1cyclictest440702-21cyclictest00:25:130
440707991816,1cyclictest0-21swapper/023:10:110
440707991816,1cyclictest0-21swapper/022:30:120
440707991816,1cyclictest0-21swapper/021:55:120
440707991811,2cyclictest191rcu_preempt22:15:130
440715991715,1cyclictest0-21swapper/323:29:063
440715991715,1cyclictest0-21swapper/321:25:133
440715991714,1cyclictest723162-21idleruntime-cro23:45:003
440712991715,1cyclictest599681-21sh21:45:002
440712991715,1cyclictest0-21swapper/220:50:102
440712991715,1cyclictest0-21swapper/200:20:132
440707991715,1cyclictest0-21swapper/023:25:110
440707991715,1cyclictest0-21swapper/000:35:140
440707991714,2cyclictest377-21hwrng20:25:150
440707991713,3cyclictest61650irq/133-enp0s29f1:rx-020:35:140
440715991612,2cyclictest559444-21cpuspeed_turbos21:05:123
440715991612,2cyclictest513772-21irqcore20:20:153
440715991612,2cyclictest492981-21apt-get20:00:133
44071299162,12cyclictest712592-21awk23:35:002
440712991614,1cyclictest0-21swapper/223:55:132
440712991614,1cyclictest0-21swapper/221:15:102
440712991614,1cyclictest0-21swapper/219:50:202
440709991614,1cyclictest0-21swapper/120:55:101
440707991613,2cyclictest451678-21/usr/sbin/munin19:20:140
440707991613,2cyclictest451678-21/usr/sbin/munin19:20:140
44071599159,4cyclictest598623-21memory21:40:203
440715991513,1cyclictest482839-21apt-get19:50:123
440715991513,1cyclictest0-21swapper/320:55:123
440715991512,2cyclictest529250-21gltestperf20:35:173
440707991513,1cyclictest0-21swapper/023:50:140
440707991513,1cyclictest0-21swapper/019:30:120
440707991512,2cyclictest62450irq/134-enp0s29f1:tx-023:30:230
44071599148,4cyclictest3777322-21systemd-journal20:15:013
440715991411,2cyclictest0-21swapper/320:15:113
440715991410,3cyclictest738888-21fschecks_count00:00:143
44071599140,3cyclictest0-21swapper/319:55:233
44071599140,2cyclictest691879-21sh23:15:013
440712991411,2cyclictest686330-21unixbench_multi23:05:252
440709991412,1cyclictest0-21swapper/122:35:011
440709991412,1cyclictest0-21swapper/121:25:121
440707991411,2cyclictest61650irq/133-enp0s29f1:rx-022:50:190
440707991411,2cyclictest61650irq/133-enp0s29f1:rx-020:40:180
440707991411,2cyclictest61650irq/133-enp0s29f1:rx-019:25:160
44071599139,2cyclictest0-21swapper/323:30:263
44071599138,1cyclictest191rcu_preempt21:15:223
440715991311,1cyclictest64-21kcompactd023:05:253
44071299139,3cyclictest749415-21ps00:10:152
44070999131,10cyclictest440751-21cat19:10:001
440707991311,2cyclictest61650irq/133-enp0s29f1:rx-020:10:320
44071599120,2cyclictest539160-21tr20:45:133
44071299128,3cyclictest0-21swapper/221:55:142
44071299120,3cyclictest0-21swapper/200:30:202
44071299120,3cyclictest0-21swapper/200:30:192
44070799129,2cyclictest61650irq/133-enp0s29f1:rx-020:15:160
44071599118,2cyclictest610172-21cpuspeed_turbos21:55:133
44070799119,2cyclictest61650irq/133-enp0s29f1:rx-022:25:130
44070999108,1cyclictest3871586-21snmpd00:25:431
44070999108,1cyclictest3871586-21snmpd00:25:421
44070799102,6cyclictest440706-21sed19:10:000
4407159990,1cyclictest0-21swapper/319:10:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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