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2026-04-21 - 06:38
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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 Tue Apr 21, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3439929993414,2cyclictest0-21swapper/200:15:012
3439929993320,12cyclictest514-21in:imuxsock21:44:592
343992999320,23cyclictest1-21systemd00:40:002
3439929993118,12cyclictest3767224-21cron00:30:002
343992999301,27cyclictest0-21swapper/222:35:002
343992999301,26cyclictest3665024-21apt-get22:50:112
343992999301,21cyclictest3731198-21apt-get23:55:102
3439929992818,8cyclictest3618312-21awk22:05:012
343992999281,20cyclictest3633779-21apt-get22:20:142
3439929992721,4cyclictest3547769-21apt-get20:55:122
343992999271,23cyclictest0-21swapper/220:20:132
343992999270,20cyclictest3573399-21expr21:20:152
343992599272,22cyclictest3628719-21apt-get22:15:121
3439922992722,3cyclictest3715770-21cron23:40:000
3439922992722,3cyclictest3715770-21cron23:40:000
3439929992620,4cyclictest3506839-21apt-get20:15:122
3439929992619,5cyclictest3603379-21apt-get21:50:122
3439929992615,4cyclictest3486319-21cron19:55:002
3439929992615,3cyclictest3491399-21awk19:59:592
3439932992522,2cyclictest3450034-21sh19:20:013
3439932992519,5cyclictest3705264-21systemd-run23:30:003
3439932992519,5cyclictest3705264-21systemd-run23:30:003
343993299250,4cyclictest3716045-21taskset23:40:123
343992999252,20cyclictest3716042-21apt-get23:40:122
3439929992519,5cyclictest0-21swapper/220:50:412
3439929992519,4cyclictest3757376-21taskset00:20:132
3439925992516,8cyclictest3511650-21sh20:19:591
343992599251,22cyclictest3491651-21apt-get20:00:121
343993299240,4cyclictest3522922-21tr20:30:193
343993299240,22cyclictest3767232-21latency_hist00:30:003
343993299240,21cyclictest3583141-21seq21:30:133
3439929992420,3cyclictest3588169-21apt-get21:35:112
3439929992420,2cyclictest3583138-21apt-get21:30:132
3439929992419,4cyclictest3460114-21cron19:30:002
3439929992419,3cyclictest3612308-21ntpq21:55:202
3439929992418,5cyclictest0-21swapper/219:40:132
3439929992417,6cyclictest3633496-21cron22:20:012
3439929992417,1cyclictest0-21swapper/223:15:182
343992999241,21cyclictest3675108-21apt-get23:00:122
343992999241,20cyclictest3440148-21apt-get19:10:122
343992999240,20cyclictest3532560-21apt-get20:40:122
3439925992420,2cyclictest3562913-21apt-get21:10:111
3439925992418,4cyclictest3450307-21taskset19:20:121
3439922992420,2cyclictest3700431-21apt-get23:25:130
3439922992420,2cyclictest3700431-21apt-get23:25:130
3439922992418,4cyclictest3705933-21apt-get23:30:130
343992299241,21cyclictest3517373-21apt-get20:25:120
3439932992320,2cyclictest514-21in:imuxsock20:05:003
343993299230,21cyclictest3532558-21chrt20:40:103
3439929992319,3cyclictest0-21swapper/222:45:442
3439929992319,2cyclictest0-21swapper/223:10:122
3439929992315,1cyclictest0-21swapper/200:30:112
343992999231,2cyclictest3736283-21apt-get00:00:122
343992999231,2cyclictest3721072-21apt-get23:45:112
343992999231,2cyclictest3639283-21apt-get22:25:142
343992999231,19cyclictest3670054-21apt-get22:55:122
343992999230,18cyclictest0-21swapper/223:20:122
3439925992319,2cyclictest3491368-21cron19:59:591
3439925992318,3cyclictest3593722-21ps21:40:161
343992599231,3cyclictest3613251-21munin-run22:00:011
343992599231,2cyclictest3757373-21apt-get00:20:131
343992599231,2cyclictest3649818-21apt-get22:35:151
343992599231,20cyclictest3772598-21apt-get00:35:121
343992599231,20cyclictest3618589-21apt-get22:05:121
343992599231,20cyclictest0-21swapper/120:45:111
343992599231,19cyclictest3466378-21cut19:35:161
343992599230,21cyclictest3480862-21cron19:50:001
343992299232,20cyclictest3455358-21apt-get19:25:120
3439922992319,3cyclictest3690249-21apt-get23:15:120
3439922992319,2cyclictest3741338-21apt-get00:05:110
343992299231,3cyclictest3522432-21apt-get20:30:140
343992299230,21cyclictest3725851-21awk23:50:000
3439932992219,2cyclictest3506554-21cron20:14:593
3439932992219,2cyclictest3465888-21apt-get19:35:133
3439932992219,1cyclictest0-21swapper/322:10:113
3439932992218,3cyclictest3762173-21idleruntime-cro00:25:013
3439932992218,3cyclictest3640195-21irqstats22:25:173
343993299220,20cyclictest0-21swapper/323:00:123
343993299220,19cyclictest64-21kcompactd020:15:123
3439929992217,1cyclictest0-21swapper/220:04:272
343992999221,19cyclictest0-21swapper/221:10:112
343992999220,3cyclictest3706424-21irqcore23:30:172
343992999220,21cyclictest3542409-21cron20:49:592
3439925992220,1cyclictest0-21swapper/119:30:111
3439925992219,2cyclictest3751828-21apt-get00:15:021
3439925992218,2cyclictest3700916-21ps23:25:181
3439925992218,2cyclictest3700916-21ps23:25:171
3439925992218,2cyclictest3460144-21systemd-run19:30:001
3439925992218,2cyclictest0-21swapper/120:20:171
343992599221,2cyclictest3705235-21apt-get23:30:021
343992599221,19cyclictest0-21swapper/123:05:121
343992599220,2cyclictest3579036-21sed21:25:171
343992599220,20cyclictest3767502-21apt-get00:30:111
343992599220,20cyclictest3730919-21cron23:55:001
3439922992219,2cyclictest0-21swapper/022:10:120
3439922992219,2cyclictest0-21swapper/021:50:120
3439922992218,3cyclictest3639783-21sed22:25:180
343992299221,20cyclictest0-21swapper/020:00:110
343992299221,20cyclictest0-21swapper/000:10:180
343992299221,1cyclictest3557855-21apt-get21:05:120
343992299221,1cyclictest0-21swapper/023:50:130
343992299220,3cyclictest3582862-21awk21:30:000
343992299220,2cyclictest0-21swapper/022:35:140
3439932992119,1cyclictest0-21swapper/323:10:123
3439932992119,1cyclictest0-21swapper/321:40:123
3439932992119,1cyclictest0-21swapper/300:00:123
3439932992118,2cyclictest0-21swapper/323:55:103
3439932992118,1cyclictest0-21swapper/322:05:133
343993299210,2cyclictest3741840-21grep00:05:173
343993299210,20cyclictest3751181-21munin-run00:15:003
343993299210,20cyclictest0-21swapper/322:35:143
343993299210,20cyclictest0-21swapper/319:30:123
343993299210,1cyclictest0-21swapper/319:40:133
3439929992118,2cyclictest0-21swapper/220:07:092
3439929992118,1cyclictest0-21swapper/223:25:132
3439929992118,1cyclictest0-21swapper/223:25:132
3439929992115,4cyclictest3582882-21munin-plugin-st21:29:592
343992999211,19cyclictest0-21swapper/222:37:082
343992999210,2cyclictest0-21swapper/219:20:122
343992999210,20cyclictest64-21kcompactd019:35:262
343992999210,1cyclictest0-21swapper/200:08:322
3439925992118,2cyclictest3654871-21apt-get22:40:131
3439925992118,2cyclictest3623642-21apt-get22:10:121
343992599211,1cyclictest0-21swapper/122:02:111
343992599211,19cyclictest0-21swapper/123:00:121
343992599210,20cyclictest3665474-21chrt22:50:151
343992599210,20cyclictest0-21swapper/122:55:121
343992599210,20cyclictest0-21swapper/121:45:131
343992599210,20cyclictest0-21swapper/121:30:131
343992599210,1cyclictest3470989-21apt-get19:40:131
343992599210,19cyclictest0-21swapper/100:10:171
3439922992119,1cyclictest3476065-21apt-get19:45:110
3439922992119,1cyclictest0-21swapper/022:40:210
3439922992119,1cyclictest0-21swapper/021:55:120
3439922992119,1cyclictest0-21swapper/020:05:320
3439922992118,2cyclictest0-21swapper/022:50:120
343992299211,1cyclictest0-21swapper/020:50:100
343992299211,19cyclictest3450304-21apt-get19:20:110
343992299211,19cyclictest0-21swapper/021:35:200
343992299210,20cyclictest1-21systemd00:20:000
343992299210,20cyclictest0-21swapper/022:45:090
343992299210,20cyclictest0-21swapper/022:22:370
343992299210,20cyclictest0-21swapper/020:40:120
343992299210,1cyclictest0-21swapper/020:15:110
343992299210,1cyclictest0-21swapper/019:35:210
3439932992019,0cyclictest0-21swapper/320:35:133
3439932992017,1cyclictest0-21swapper/323:05:123
343993299200,1cyclictest0-21swapper/323:30:133
343993299200,1cyclictest0-21swapper/322:55:113
343993299200,1cyclictest0-21swapper/322:20:133
343993299200,1cyclictest0-21swapper/322:00:113
343993299200,1cyclictest0-21swapper/321:50:163
343993299200,1cyclictest0-21swapper/319:45:113
343993299200,1cyclictest0-21swapper/300:35:133
343993299200,19cyclictest0-21swapper/323:35:113
343993299200,19cyclictest0-21swapper/323:35:113
343993299200,19cyclictest0-21swapper/321:00:233
343993299200,19cyclictest0-21swapper/321:00:233
343993299200,18cyclictest0-21swapper/321:55:113
3439929992018,1cyclictest0-21swapper/219:15:122
3439929992016,2cyclictest3567969-21apt-get21:15:132
343992999200,1cyclictest64-21kcompactd022:08:382
343992999200,1cyclictest0-21swapper/223:35:112
343992999200,1cyclictest0-21swapper/223:35:112
3439925992018,1cyclictest0-21swapper/122:30:121
3439925992018,1cyclictest0-21swapper/121:35:201
3439925992018,1cyclictest0-21swapper/120:05:131
3439925992017,2cyclictest0-21swapper/123:35:111
3439925992017,2cyclictest0-21swapper/123:35:111
3439925992017,2cyclictest0-21swapper/100:00:121
343992599200,1cyclictest64-21kcompactd019:10:411
343992599200,1cyclictest0-21swapper/123:57:461
343992599200,1cyclictest0-21swapper/122:45:101
343992599200,1cyclictest0-21swapper/120:35:171
343992599200,1cyclictest0-21swapper/120:25:121
343992599200,19cyclictest0-21swapper/123:15:131
343992599200,19cyclictest0-21swapper/123:12:041
343992599200,19cyclictest0-21swapper/122:25:141
343992599200,19cyclictest0-21swapper/100:27:201
3439922992018,1cyclictest0-21swapper/022:55:120
3439922992018,1cyclictest0-21swapper/000:35:130
3439922992017,2cyclictest3502267-21ps20:10:160
3439922992016,2cyclictest0-21swapper/019:30:110
343992299200,1cyclictest0-21swapper/023:40:120
343992299200,1cyclictest0-21swapper/022:15:120
343992299200,1cyclictest0-21swapper/021:05:000
343992299200,1cyclictest0-21swapper/021:04:590
343992299200,1cyclictest0-21swapper/019:10:120
343992299200,1cyclictest0-21swapper/000:25:130
343992299200,19cyclictest0-21swapper/021:43:540
343992299200,19cyclictest0-21swapper/019:50:150
3439932991917,1cyclictest64-21kcompactd021:29:243
3439932991917,1cyclictest0-21swapper/322:45:093
3439932991917,1cyclictest0-21swapper/322:40:133
3439932991917,1cyclictest0-21swapper/322:30:123
3439932991917,1cyclictest0-21swapper/319:20:123
3439932991917,1cyclictest0-21swapper/300:30:113
3439932991917,1cyclictest0-21swapper/300:15:133
3439932991916,2cyclictest3562648-21sh21:10:003
3439932991916,2cyclictest3460251-21latency_hist19:30:003
343993299190,1cyclictest3567713-21munin-run21:15:003
343993299190,1cyclictest0-21swapper/320:50:103
343993299190,19cyclictest0-21swapper/319:50:293
343993299190,18cyclictest64-21kcompactd022:52:433
3439929991917,1cyclictest0-21swapper/222:40:132
3439929991917,1cyclictest0-21swapper/220:30:142
3439929991916,2cyclictest0-21swapper/223:50:182
3439929991915,2cyclictest0-21swapper/219:50:012
343992999190,1cyclictest0-21swapper/200:15:302
3439925991917,1cyclictest0-21swapper/120:40:121
3439925991916,1cyclictest0-21swapper/123:40:121
3439925991915,3cyclictest1-21systemd21:55:011
3439925991913,3cyclictest3445224-21apt-get19:15:111
3439922991917,1cyclictest0-21swapper/022:09:100
3439922991916,2cyclictest0-21swapper/021:20:120
343992299190,19cyclictest0-21swapper/021:45:170
3439932991817,1cyclictest0-21swapper/322:15:123
3439932991816,1cyclictest0-21swapper/323:20:123
3439932991816,1cyclictest0-21swapper/320:45:123
3439932991816,1cyclictest0-21swapper/320:05:133
3439932991816,1cyclictest0-21swapper/319:15:003
3439929991816,1cyclictest3557855-21apt-get21:05:122
3439929991816,1cyclictest0-21swapper/220:35:132
3439929991814,2cyclictest0-21swapper/221:00:122
3439929991814,2cyclictest0-21swapper/221:00:112
3439925991814,2cyclictest3522432-21apt-get20:30:141
3439922991814,2cyclictest3613533-21apt-get22:00:120
343992299180,17cyclictest3552532-21turbostat21:00:000
3439932991716,1cyclictest0-21swapper/320:25:243
3439929991716,1cyclictest0-21swapper/220:28:392
3439929991711,4cyclictest261-21systemd-journal22:14:562
3439925991715,1cyclictest0-21swapper/121:15:251
3439925991715,1cyclictest0-21swapper/100:05:111
3439925991712,3cyclictest0-21swapper/121:10:001
3439922991715,1cyclictest0-21swapper/023:00:120
3439922991714,2cyclictest61650irq/133-enp0s29f1:rx-022:34:590
3439922991714,2cyclictest61650irq/133-enp0s29f1:rx-019:55:210
3439922991713,3cyclictest1-21systemd21:35:010
343992299171,12cyclictest3527484-21apt-get20:35:130
3439922991710,5cyclictest261-21systemd-journal00:00:000
343993299169,5cyclictest1-21systemd19:59:593
3439932991615,1cyclictest0-21swapper/320:20:133
3439932991612,3cyclictest3572339-21unixbench_singl21:15:263
3439929991614,1cyclictest0-21swapper/221:45:132
3439922991613,2cyclictest61650irq/133-enp0s29f1:rx-023:05:170
3439922991613,2cyclictest61650irq/133-enp0s29f1:rx-019:40:140
3439922991613,2cyclictest514-21in:imuxsock21:14:590
3439932991513,1cyclictest0-21swapper/323:55:003
3439932991513,1cyclictest0-21swapper/321:35:123
3439925991513,1cyclictest0-21swapper/122:25:011
3439925991512,2cyclictest3551573-21needreboot20:55:191
343992599150,1cyclictest0-21swapper/119:50:181
3439922991513,2cyclictest61650irq/133-enp0s29f1:rx-000:20:240
3439922991513,1cyclictest3512344-21apt-get20:20:130
3439922991512,2cyclictest61650irq/133-enp0s29f1:rx-000:00:110
3439922991511,3cyclictest61650irq/133-enp0s29f1:rx-000:30:200
3439932991412,1cyclictest0-21swapper/321:20:123
3439932991411,2cyclictest3552543-21munin-plugin-st21:00:003
3439932991410,2cyclictest0-21swapper/323:50:003
3439929991411,2cyclictest0-21swapper/223:05:172
3439929991410,2cyclictest0-21swapper/219:30:152
343992599149,4cyclictest3577835-21systemd-run21:25:001
3439925991410,3cyclictest3557573-21cron21:05:001
3439925991410,3cyclictest3557573-21cron21:04:591
3439925991410,2cyclictest0-21swapper/120:15:001
343992299143,10cyclictest3695326-21awk23:20:110
3439922991410,3cyclictest61650irq/133-enp0s29f1:rx-023:10:120
3439922991410,3cyclictest61650irq/133-enp0s29f1:rx-019:15:180
343992599139,3cyclictest3542913-21fschecks_time20:50:121
3439925991310,2cyclictest3721575-21cut23:45:151
343993299129,2cyclictest3440077-21sort19:10:003
3439932991210,1cyclictest0-21swapper/323:15:123
343992999128,2cyclictest3501783-21apt-get20:10:112
343992599121,1cyclictest36975681kthreadcore23:20:181
343993299119,1cyclictest0-21swapper/321:45:183
343992999111,9cyclictest3439852-21latency_hist19:10:012
343992599106,3cyclictest3439973-21cat19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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