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2026-04-01 - 20:27
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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 Wed Apr 01, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
355625699302,21cyclictest3649099-21apt-get08:40:102
355625699302,21cyclictest3628413-21apt-get08:20:132
355625699301,19cyclictest0-21swapper/209:05:022
355625699291,25cyclictest3638546-21apt-get08:30:122
3556256992824,2cyclictest3592558-21idleruntime-cro07:45:002
355625699281,2cyclictest0-21swapper/211:28:272
355625699281,24cyclictest3740519-21apt-get10:10:122
355625699281,20cyclictest0-21swapper/210:15:112
355625699280,2cyclictest0-21swapper/211:10:192
3556256992718,7cyclictest3648742-21latency_hist08:40:012
355625699271,5cyclictest3765497-21idleruntime-cro10:35:002
355625699271,25cyclictest0-21swapper/209:35:202
355625699271,22cyclictest0-21swapper/210:25:142
355625699271,1cyclictest0-21swapper/208:15:122
355625699270,2cyclictest0-21swapper/209:28:342
355625699270,1cyclictest0-21swapper/212:15:002
3556260992619,5cyclictest261-21systemd-journal10:25:003
355626099261,21cyclictest3572039-21apt-get07:25:133
355626099260,23cyclictest3776393-21grep10:45:173
3556256992618,6cyclictest3735471-21apt-get10:05:132
3556256992618,6cyclictest3735471-21apt-get10:05:132
355625699261,22cyclictest3618201-21apt-get08:10:112
355625699261,21cyclictest0-21swapper/207:20:132
355625699261,20cyclictest0-21swapper/210:00:132
355625699261,19cyclictest0-21swapper/209:30:222
355625699260,20cyclictest0-21swapper/208:28:212
355626099251,3cyclictest3810550-21ntpq11:15:193
355626099251,23cyclictest3847321-21apt-config11:55:003
355626099251,21cyclictest3858094-21apt-get12:05:113
355626099251,20cyclictest0-21swapper/307:15:113
355626099250,21cyclictest0-21swapper/309:10:133
355625699251,2cyclictest0-21swapper/211:40:112
355625699251,22cyclictest3597648-21cron07:50:002
355625699251,21cyclictest3582675-21apt-get07:35:132
355625699250,21cyclictest0-21swapper/209:20:122
355625699250,21cyclictest0-21swapper/207:50:122
355625399251,21cyclictest3598412-21ps07:50:161
3556249992524,1cyclictest0-21swapper/010:15:120
3556249992520,3cyclictest3863171-21apt-get12:10:110
355626099242,20cyclictest3873262-21apt-get12:20:123
3556260992418,3cyclictest3888446-21apt-get12:35:113
355626099241,21cyclictest3608046-21apt-get08:00:123
355626099241,20cyclictest3613108-21apt-get08:05:133
355626099240,4cyclictest3643326-21idleruntime-cro08:35:013
355626099240,20cyclictest0-21swapper/309:55:133
355626099240,20cyclictest0-21swapper/309:00:133
355626099240,20cyclictest0-21swapper/308:25:133
3556256992414,9cyclictest3578028-21sort07:30:172
3556256992414,9cyclictest3578028-21sort07:30:162
355625699241,3cyclictest3710199-21apt-get09:40:132
355625699241,2cyclictest3750634-21apt-get10:20:152
355625699240,4cyclictest3841835-21unin-run11:50:012
355625699240,22cyclictest3556262-21cat07:10:012
355625699240,21cyclictest0-21swapper/210:50:122
355625699240,20cyclictest0-21swapper/209:50:122
355625699240,20cyclictest0-21swapper/208:55:132
355625699240,15cyclictest3775651-21idleruntime-cro10:45:002
3556253992418,4cyclictest3704864-21cron09:35:001
355625399241,20cyclictest3826919-21apt-get11:35:121
355625399241,20cyclictest3770849-21apt-get10:40:121
355625399241,20cyclictest3669319-21apt-get09:00:131
3556249992418,4cyclictest3638266-21cron08:30:010
355624999241,22cyclictest3836749-21cron11:44:590
355624999241,21cyclictest3556804-21apt-get07:10:130
3556260992320,2cyclictest3888172-21idleruntime-cro12:35:013
3556260992319,2cyclictest0-21swapper/311:45:143
355626099231,20cyclictest3821869-21apt-get11:30:123
3556256992319,2cyclictest0-21swapper/210:45:142
3556256992318,4cyclictest0-21swapper/211:37:032
3556256992318,3cyclictest3791090-21apt-get11:00:122
355625699231,3cyclictest0-21swapper/208:00:112
355625699231,2cyclictest0-21swapper/209:45:142
355625699230,21cyclictest0-21swapper/209:10:222
355625699230,21cyclictest0-21swapper/208:52:332
355625699230,20cyclictest64-21kcompactd007:13:062
355625699230,20cyclictest0-21swapper/212:20:132
355625699230,20cyclictest0-21swapper/211:30:142
355625699230,1cyclictest0-21swapper/208:08:282
3556253992319,2cyclictest3710199-21apt-get09:40:121
355625399231,19cyclictest3653915-21latency_hist08:45:011
355625399230,4cyclictest3842971-21irqcore11:50:171
355625399230,19cyclictest0-21swapper/110:35:121
3556249992320,2cyclictest3695056-21apt-get09:25:110
3556249992320,1cyclictest3847964-21apt-get11:55:130
3556249992319,2cyclictest3786013-21apt-get10:55:120
3556249992319,2cyclictest3679850-21apt-get09:10:130
3556249992315,1cyclictest191rcu_preempt11:35:220
355624999231,2cyclictest3720329-21apt-get09:50:130
355624999231,2cyclictest3561897-21apt-get07:15:120
355624999230,4cyclictest3612200-21/usr/sbin/munin08:00:230
3556260992219,2cyclictest3704885-21munin-run09:34:593
3556260992219,2cyclictest3674792-21apt-get09:05:113
3556260992219,2cyclictest0-21swapper/308:15:133
355626099221,2cyclictest3684904-21apt-get09:15:103
355626099221,20cyclictest0-21swapper/310:55:123
355626099220,4cyclictest3618204-21taskset08:10:113
355626099220,20cyclictest3648551-21wc08:40:013
355626099220,20cyclictest3556450-21latency_hist07:10:013
355626099220,19cyclictest0-21swapper/309:50:123
3556256992219,1cyclictest0-21swapper/212:35:102
3556256992218,2cyclictest3842484-21apt-get11:50:132
3556256992218,2cyclictest0-21swapper/211:05:132
3556256992217,3cyclictest3786513-21grep10:55:172
355625699221,2cyclictest0-21swapper/208:45:112
3556256992212,9cyclictest3674112-21/usr/sbin/munin09:04:592
355625699220,21cyclictest64-21kcompactd007:29:452
355625699220,20cyclictest3888169-21cron12:35:012
3556253992219,1cyclictest3883368-21apt-get12:30:121
3556253992219,1cyclictest3592562-21cron07:45:001
355625399221,20cyclictest3560536-21/usr/sbin/munin07:10:191
355625399221,1cyclictest3755687-21apt-get10:25:141
355625399221,1cyclictest3715277-21apt-get09:45:141
355625399220,21cyclictest3643324-21cron08:35:001
355625399220,20cyclictest261-21systemd-journal09:00:001
355624999223,1cyclictest0-21swapper/008:40:100
3556249992218,3cyclictest3679578-21sh09:10:000
3556249992218,1cyclictest191rcu_preempt07:50:170
355624999221,20cyclictest3816791-21apt-get11:25:130
355624999220,2cyclictest3795895-21sh11:05:000
355624999220,21cyclictest3837525-21sort11:45:180
3556260992119,1cyclictest0-21swapper/312:18:273
3556260992119,1cyclictest0-21swapper/312:10:123
3556260992119,1cyclictest0-21swapper/310:00:223
3556260992119,1cyclictest0-21swapper/309:35:123
3556260992118,2cyclictest3699840-21idleruntime-cro09:30:003
3556260992118,2cyclictest261-21systemd-journal09:45:003
355626099210,20cyclictest64-21kcompactd007:24:553
355626099210,20cyclictest0-21swapper/311:55:133
355626099210,19cyclictest0-21swapper/311:40:103
3556256992117,2cyclictest0-21swapper/212:00:112
355625699211,1cyclictest0-21swapper/212:27:022
355625699210,2cyclictest0-21swapper/211:15:122
3556253992119,1cyclictest64-21kcompactd012:23:171
3556253992119,1cyclictest0-21swapper/110:00:121
3556253992119,1cyclictest0-21swapper/109:50:121
3556253992119,1cyclictest0-21swapper/109:15:121
3556253992119,1cyclictest0-21swapper/107:30:131
3556253992119,1cyclictest0-21swapper/107:30:121
3556253992118,2cyclictest64-21kcompactd010:33:041
3556253992118,2cyclictest64-21kcompactd008:24:351
3556253992118,2cyclictest3690475-21irqcore09:20:161
355625399211,18cyclictest0-21swapper/111:00:131
355625399210,2cyclictest3622102-21modprobe08:10:191
355625399210,20cyclictest3817274-21irqcore11:25:171
355625399210,20cyclictest0-21swapper/112:15:121
355625399210,20cyclictest0-21swapper/107:20:121
355624999212,1cyclictest211rcuc/011:20:210
3556249992119,1cyclictest3796168-21apt-get11:05:130
3556249992119,1cyclictest0-21swapper/012:35:120
3556249992119,1cyclictest0-21swapper/009:30:120
3556249992119,1cyclictest0-21swapper/008:10:120
3556249992118,1cyclictest0-21swapper/008:05:190
3556249992117,1cyclictest191rcu_preempt10:40:230
3556249992116,1cyclictest191rcu_preempt10:50:170
3556249992115,1cyclictest191rcu_preempt07:30:150
3556249992115,1cyclictest191rcu_preempt07:30:140
355624999211,1cyclictest3725362-21apt-get09:55:130
355624999210,20cyclictest3856734-21taskset12:00:170
355624999210,20cyclictest3802105-21ps11:10:150
355624999210,20cyclictest0-21swapper/012:30:110
355624999210,20cyclictest0-21swapper/008:45:130
355624999210,20cyclictest0-21swapper/007:55:130
355624999210,20cyclictest0-21swapper/007:35:140
3556260992018,1cyclictest0-21swapper/312:03:563
3556260992018,1cyclictest0-21swapper/310:10:213
3556260992017,2cyclictest0-21swapper/311:11:473
3556260992017,1cyclictest0-21swapper/309:20:123
3556260992017,1cyclictest0-21swapper/307:55:113
3556260992016,2cyclictest0-21swapper/307:50:123
355626099200,1cyclictest0-21swapper/312:25:113
355626099200,1cyclictest0-21swapper/311:20:123
355626099200,1cyclictest0-21swapper/309:45:123
355626099200,1cyclictest0-21swapper/307:46:253
355626099200,1cyclictest0-21swapper/307:10:123
355626099200,19cyclictest64-21kcompactd008:50:243
3556253992018,1cyclictest1-21systemd07:40:011
3556253992018,1cyclictest0-21swapper/111:58:331
3556253992018,1cyclictest0-21swapper/111:40:161
3556253992018,1cyclictest0-21swapper/111:05:131
3556253992018,1cyclictest0-21swapper/110:20:151
3556253992018,1cyclictest0-21swapper/108:40:011
3556253992018,1cyclictest0-21swapper/107:15:121
3556253992017,2cyclictest3853036-21apt-get12:00:121
355625399201,19cyclictest0-21swapper/112:09:181
355625399200,2cyclictest3893225-21cron12:40:011
355625399200,1cyclictest64-21kcompactd010:18:011
355625399200,1cyclictest0-21swapper/111:15:121
355625399200,1cyclictest0-21swapper/109:55:131
355625399200,19cyclictest0-21swapper/112:28:391
355625399200,19cyclictest0-21swapper/110:53:301
355625399200,18cyclictest0-21swapper/109:35:161
3556249992019,1cyclictest0-21swapper/012:21:410
3556249992018,1cyclictest0-21swapper/009:15:110
3556249992014,1cyclictest191rcu_preempt08:16:540
355624999200,1cyclictest0-21swapper/010:35:130
355624999200,1cyclictest0-21swapper/009:35:120
355624999200,1cyclictest0-21swapper/007:45:110
355624999200,1cyclictest0-21swapper/007:28:410
355624999200,19cyclictest0-21swapper/011:50:130
355624999200,19cyclictest0-21swapper/010:45:260
3556260991917,1cyclictest3577536-21apt-get07:30:133
3556260991917,1cyclictest3577536-21apt-get07:30:123
3556260991917,1cyclictest0-21swapper/310:40:123
3556260991917,1cyclictest0-21swapper/308:20:213
3556260991916,2cyclictest3820686-21chrt11:25:213
3556260991913,5cyclictest0-21swapper/310:25:143
3556256991917,1cyclictest0-21swapper/209:15:392
3556256991911,7cyclictest3729158-21needreboot09:55:202
3556253991917,1cyclictest64-21kcompactd007:45:201
3556253991917,1cyclictest0-21swapper/112:10:121
3556253991917,1cyclictest0-21swapper/107:55:011
3556253991917,1cyclictest0-21swapper/107:25:131
3556253991916,1cyclictest3633514-21apt-get08:25:131
355625399190,1cyclictest0-21swapper/108:49:501
355625399190,16cyclictest0-21swapper/108:05:131
3556249991918,1cyclictest0-21swapper/010:20:150
3556249991918,1cyclictest0-21swapper/009:49:320
3556249991917,1cyclictest0-21swapper/011:15:110
3556249991917,1cyclictest0-21swapper/008:55:130
3556249991915,2cyclictest3664031-21munin-run08:55:010
3556249991915,1cyclictest191rcu_preempt10:10:170
3556249991914,1cyclictest191rcu_preempt10:30:160
3556249991913,1cyclictest191rcu_preempt12:15:210
355624999190,0cyclictest0-21swapper/011:30:130
3556260991816,1cyclictest3664288-21apt-get08:55:133
3556260991816,1cyclictest0-21swapper/311:00:123
355625699187,9cyclictest0-21swapper/212:20:012
3556256991813,3cyclictest0-21swapper/212:00:002
355625699181,14cyclictest3862903-21latency_hist12:10:002
3556253991816,1cyclictest0-21swapper/109:10:131
3556253991816,1cyclictest0-21swapper/108:17:031
3556253991815,2cyclictest3805511-21seq11:10:191
355625399180,1cyclictest0-21swapper/110:55:121
3556249991815,2cyclictest3592555-21cron07:45:000
3556249991814,1cyclictest191rcu_preempt08:20:190
3556249991813,4cyclictest3647484-21ntp_08:35:210
355625699178,7cyclictest0-21swapper/207:55:152
355625699171,5cyclictest3766264-21cut10:35:172
3556256991713,3cyclictest3562400-21irqcore07:15:152
3556253991715,1cyclictest0-21swapper/108:54:091
3556249991716,1cyclictest0-21swapper/010:01:540
3556249991714,2cyclictest61650irq/133-enp0s29f1:rx-009:00:150
3556249991714,2cyclictest0-21swapper/010:05:130
3556249991714,2cyclictest0-21swapper/010:05:130
3556249991712,1cyclictest191rcu_preempt09:41:290
3556249991711,1cyclictest191rcu_preempt08:31:530
3556260991615,1cyclictest0-21swapper/310:05:183
3556260991615,1cyclictest0-21swapper/310:05:183
3556260991613,2cyclictest3800941-21cut11:10:013
355625699160,6cyclictest3816516-21sh11:25:002
3556253991614,1cyclictest3780712-21systemd-run10:50:011
355624999168,1cyclictest0-21swapper/009:20:240
355624999160,5cyclictest3570983-21open_files07:20:220
3556260991513,1cyclictest0-21swapper/311:35:123
3556260991511,3cyclictest3781156-21fschecks_count10:50:143
3556260991511,3cyclictest3765502-21apt10:35:003
3556260991510,3cyclictest3765772-21apt-get10:35:133
3556253991514,1cyclictest0-21swapper/111:30:221
3556253991513,1cyclictest0-21swapper/109:25:111
355625399150,14cyclictest0-21swapper/111:45:141
3556249991513,1cyclictest3880929-21kthreadcore12:25:180
3556249991513,1cyclictest0-21swapper/012:05:130
3556249991512,2cyclictest211rcuc/010:25:190
355626099149,4cyclictest3658971-21idleruntime-cro08:50:013
3556260991412,1cyclictest64-21kcompactd010:18:333
3556260991412,1cyclictest0-21swapper/307:35:143
3556260991411,1cyclictest3652102-21kthreadcore08:40:163
3556253991413,1cyclictest0-21swapper/109:05:211
3556253991410,2cyclictest0-21swapper/110:10:151
355626099139,2cyclictest35877382sleep307:40:103
3556253991310,2cyclictest0-21swapper/108:00:241
355625399129,2cyclictest3735600-21cpuspeed_turbos10:05:141
355625399129,2cyclictest3735600-21cpuspeed_turbos10:05:141
355625399111,8cyclictest3556083-21latency_hist07:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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