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2026-08-05 - 01:52
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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 Aug 04, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
369960999388,2cyclictest0-21swapper/108:45:151
369960999310,20cyclictest3771052-21cron08:20:001
369960999301,21cyclictest3940451-21store11:05:011
369960999291,2cyclictest3807082-21munin-run08:54:591
369960999290,21cyclictest3878161-21ntpq10:00:241
3699609992718,8cyclictest3788868-21kthreadcore08:35:171
3699609992718,8cyclictest3750775-21cron07:59:591
369961699260,24cyclictest3776167-21cron08:25:003
3699613992620,3cyclictest3740930-21apt-get07:50:112
3699609992618,7cyclictest64-21kcompactd012:37:151
369960999260,23cyclictest0-21swapper/108:10:131
369960999260,23cyclictest0-21swapper/108:10:121
369961699251,22cyclictest4021705-21ntpq12:20:213
369961699251,21cyclictest3879315-21apt-get10:05:103
369961699251,21cyclictest3802269-21apt-get08:50:133
369961399253,21cyclictest3959958-21netstat11:20:222
369961399251,20cyclictest3735839-21apt-get07:45:152
369960999251,21cyclictest3813265-21apt-get09:00:131
369960999251,20cyclictest0-21swapper/109:45:121
369960699251,3cyclictest3828528-21apt-get09:15:130
369960699251,23cyclictest3884903-21irqcore10:10:170
369960699251,22cyclictest3858949-21apt-get09:45:120
369961699242,2cyclictest3981455-21apt-get11:45:113
3699616992420,3cyclictest514-21in:imuxsock08:45:013
3699616992419,3cyclictest514-21in:imuxsock11:25:003
369961699241,2cyclictest3874204-21apt-get10:00:143
369961699240,23cyclictest4017117-21latency_hist12:20:013
3699613992421,2cyclictest3858665-21cron09:45:002
369961399241,21cyclictest3746005-21seq07:55:132
369961399241,20cyclictest3699831-21apt-get07:10:122
369961399240,20cyclictest0-21swapper/210:40:132
369961399240,20cyclictest0-21swapper/210:40:132
369960999242,2cyclictest3950983-21apt-get11:15:121
3699609992420,2cyclictest4017815-21apt-get12:20:121
3699609992420,2cyclictest3864021-21apt-get09:50:121
3699609992420,2cyclictest3771335-21apt-get08:20:121
3699609992419,3cyclictest4002146-21apt-get12:05:121
3699609992417,6cyclictest3839233-21irqcore09:25:191
3699609992416,6cyclictest3751534-21irqcore08:00:181
369960999241,21cyclictest3976115-21latency_hist11:40:001
369960999240,22cyclictest3777322-21systemd-journal09:35:001
369960999240,1cyclictest0-21swapper/112:25:131
369960999240,15cyclictest4017126-21munin-run12:19:591
3699606992420,2cyclictest3889524-21apt-get10:15:130
3699606992419,3cyclictest3924871-21munin-run10:50:000
369960699241,3cyclictest3735560-21awk07:44:590
369960699241,22cyclictest3874204-21apt-get10:00:150
369960699240,4cyclictest3895105-21irqcore10:20:160
369960699240,21cyclictest0-21swapper/010:40:130
369960699240,21cyclictest0-21swapper/010:40:130
3699616992319,2cyclictest0-21swapper/307:25:143
369961699231,20cyclictest3915019-21apt-get10:40:133
369961699231,20cyclictest3915019-21apt-get10:40:133
369961699230,3cyclictest3790390-21memory08:35:203
369961699230,20cyclictest0-21swapper/309:35:133
3699613992318,4cyclictest3787140-21ps08:35:172
3699613992318,3cyclictest4017151-21apt-config12:20:002
369961399231,2cyclictest3994230-21ps11:55:202
369961399231,2cyclictest3940799-21apt-get11:05:132
369961399231,21cyclictest3924857-21cron10:50:012
369961399231,19cyclictest0-21swapper/209:15:132
369961399230,21cyclictest3781245-21cron08:30:002
369961399230,20cyclictest0-21swapper/211:40:142
3699609992319,2cyclictest3715062-21apt-get07:25:141
3699609992313,9cyclictest0-21swapper/108:10:001
369960999231,2cyclictest3924012-21ntpq10:45:221
369960999231,20cyclictest3925133-21apt-get10:50:111
369960999231,20cyclictest3710014-21apt-get07:20:121
3699609992311,10cyclictest3884668-21fschecks_time10:10:141
369960999230,3cyclictest3962125-21ps11:25:181
369960999230,1cyclictest0-21swapper/111:10:101
369960699232,20cyclictest3704930-21apt-get07:15:140
3699606992319,3cyclictest3725604-21apt-get07:35:130
369960699231,2cyclictest3992008-21apt-get11:55:140
369960699231,20cyclictest3961176-21apt-get11:25:130
369960699231,20cyclictest3945888-21apt-get11:10:100
369960699231,20cyclictest3838742-21apt-get09:25:140
369960699230,22cyclictest3804494-21sed08:50:180
3699616992219,2cyclictest3955777-21cron11:20:013
3699616992219,2cyclictest3796769-21apt-get08:45:093
3699616992218,2cyclictest4007217-21apt-get12:10:123
3699616992217,3cyclictest3812642-21apt-key09:00:013
369961699221,20cyclictest3965097-21ntpq11:25:223
369961699221,20cyclictest3894619-21apt-get10:20:123
369961699221,19cyclictest0-21swapper/308:05:113
369961699220,21cyclictest64-21kcompactd011:00:283
369961699220,21cyclictest3934977-21idleruntime-cro11:00:003
369961699220,21cyclictest3746500-21ps07:55:183
369961699220,20cyclictest0-21swapper/310:30:113
3699613992219,2cyclictest3894358-21munin-run10:20:002
3699613992219,2cyclictest0-21swapper/209:00:132
3699613992219,2cyclictest0-21swapper/208:20:122
3699613992219,1cyclictest3997075-21apt-get12:00:122
3699613992218,2cyclictest0-21swapper/209:45:172
369961399221,2cyclictest3751050-21apt-get08:00:132
369961399221,20cyclictest3777322-21systemd-journal09:40:002
369961399221,20cyclictest0-21swapper/209:50:132
369961399221,1cyclictest0-21swapper/210:00:152
369961399221,1cyclictest0-21swapper/207:15:132
369961399220,19cyclictest0-21swapper/211:35:132
3699609992220,1cyclictest0-21swapper/109:40:131
3699609992219,2cyclictest0-21swapper/110:20:121
3699609992219,1cyclictest0-21swapper/108:40:121
369960999220,19cyclictest0-21swapper/110:55:131
369960999220,19cyclictest0-21swapper/107:45:141
369960699221,2cyclictest3879318-21taskset10:05:100
369960699221,20cyclictest3934122-21ntpq10:55:220
369960699221,20cyclictest3754931-21ntpq08:00:220
369960699221,20cyclictest0-21swapper/012:20:140
369960699220,2cyclictest0-21swapper/009:00:130
369960699220,20cyclictest3796518-21awk08:45:000
369960699220,19cyclictest0-21swapper/007:20:040
3699616992119,1cyclictest3725604-21apt-get07:35:123
3699616992118,2cyclictest3725274-21latency_hist07:35:013
369961699211,1cyclictest3899735-21apt-get10:25:133
369961699211,1cyclictest0-21swapper/309:57:353
369961699211,19cyclictest0-21swapper/309:30:123
369961699210,2cyclictest0-21swapper/308:30:123
369961699210,2cyclictest0-21swapper/307:50:113
369961699210,20cyclictest3761168-21apt-get08:10:143
369961699210,20cyclictest3761168-21apt-get08:10:143
369961699210,20cyclictest0-21swapper/312:05:123
369961699210,1cyclictest64-21kcompactd011:35:253
369961699210,1cyclictest3976389-21apt-get11:40:143
369961699210,1cyclictest0-21swapper/308:00:133
3699613992118,2cyclictest3881544-21ps10:05:162
3699613992118,2cyclictest3801619-21unin-run08:50:012
3699613992117,3cyclictest3873923-21ls10:00:002
3699613992117,2cyclictest3914735-21cron10:40:002
369961399210,20cyclictest3986995-21ps11:50:172
369961399210,20cyclictest0-21swapper/212:35:132
369961399210,19cyclictest0-21swapper/211:30:132
369961399210,19cyclictest0-21swapper/210:50:112
369961399210,19cyclictest0-21swapper/209:10:142
369960999218,3cyclictest3904148-21unixbench_singl10:25:251
369960999215,4cyclictest3705036-21cut07:15:141
3699609992119,1cyclictest0-21swapper/112:30:131
3699609992119,1cyclictest0-21swapper/111:20:151
3699609992118,2cyclictest0-21swapper/112:00:201
3699609992112,6cyclictest0-21swapper/109:55:151
369960999210,20cyclictest0-21swapper/111:48:511
369960999210,20cyclictest0-21swapper/109:09:121
369960999210,1cyclictest0-21swapper/108:30:131
369960999210,19cyclictest0-21swapper/110:35:141
3699606992119,1cyclictest0-21swapper/012:25:120
3699606992119,1cyclictest0-21swapper/012:00:110
3699606992119,1cyclictest0-21swapper/010:36:490
3699606992119,1cyclictest0-21swapper/010:30:110
3699606992118,2cyclictest4031876-21ntpq12:30:220
3699606992118,2cyclictest3749918-21ntpq07:55:220
3699606992118,2cyclictest0-21swapper/009:50:140
3699606992116,3cyclictest3834126-21irqcore09:20:150
369960699210,2cyclictest64-21kcompactd008:48:460
369960699210,2cyclictest3973535-21ps11:35:190
369960699210,2cyclictest0-21swapper/011:20:140
369960699210,20cyclictest0-21swapper/011:19:500
369960699210,20cyclictest0-21swapper/008:15:130
369960699210,20cyclictest0-21swapper/007:30:130
369960699210,20cyclictest0-21swapper/007:10:110
369960699210,1cyclictest1-21systemd11:50:000
369960699210,1cyclictest0-21swapper/009:37:090
3699616992018,2cyclictest666511-21kworker/3:1+events_freezable_power_07:41:493
3699616992018,1cyclictest64-21kcompactd007:24:213
3699616992018,1cyclictest3941296-21ps11:05:173
3699616992018,1cyclictest0-21swapper/309:10:143
3699616992018,1cyclictest0-21swapper/308:18:393
3699616992017,2cyclictest3735843-21chrt07:45:143
3699616992017,2cyclictest0-21swapper/309:25:143
3699616992016,2cyclictest3991664-21dpkg11:55:013
3699616992015,4cyclictest3781242-21cron08:30:003
3699616992014,4cyclictest3997577-21grep12:00:173
369961699201,1cyclictest0-21swapper/309:09:443
369961699201,19cyclictest0-21swapper/310:50:113
369961699200,1cyclictest0-21swapper/312:35:133
369961699200,1cyclictest0-21swapper/310:15:133
369961699200,1cyclictest0-21swapper/309:50:133
369961699200,1cyclictest0-21swapper/309:20:123
369961699200,1cyclictest0-21swapper/307:10:133
369961699200,19cyclictest0-21swapper/312:30:133
369961699200,19cyclictest0-21swapper/309:40:133
369961699200,19cyclictest0-21swapper/307:15:183
369961699200,18cyclictest0-21swapper/309:20:013
3699613992018,1cyclictest0-21swapper/209:08:072
3699613992017,2cyclictest0-21swapper/211:25:222
3699613992017,2cyclictest0-21swapper/208:55:132
3699613992017,1cyclictest0-21swapper/211:00:132
369961399200,1cyclictest0-21swapper/212:27:012
369961399200,1cyclictest0-21swapper/210:25:122
369961399200,19cyclictest0-21swapper/210:58:192
369961399200,19cyclictest0-21swapper/210:30:112
369961399200,19cyclictest0-21swapper/208:40:132
369961399200,19cyclictest0-21swapper/207:40:142
369960999209,2cyclictest0-21swapper/111:10:001
369960999206,4cyclictest3812566-21basename09:00:001
3699609992018,1cyclictest0-21swapper/112:14:391
3699609992018,1cyclictest0-21swapper/111:55:001
3699609992018,1cyclictest0-21swapper/111:40:141
3699609992017,2cyclictest3781267-21munin-run08:30:001
3699609992013,6cyclictest3971248-21latency_hist11:35:011
369960999200,1cyclictest0-21swapper/110:30:541
3699606992018,1cyclictest0-21swapper/011:40:140
3699606992017,2cyclictest3945606-21cron11:10:000
3699606992016,2cyclictest4012291-21apt-get12:15:110
3699606992015,3cyclictest3745734-21sh07:55:000
369960699201,1cyclictest0-21swapper/008:58:270
369960699200,1cyclictest0-21swapper/011:50:120
369960699200,1cyclictest0-21swapper/011:31:070
369960699200,1cyclictest0-21swapper/008:10:130
369960699200,1cyclictest0-21swapper/008:10:120
369960699200,19cyclictest0-21swapper/012:05:130
3699613991917,1cyclictest3771084-21systemd-run08:19:592
3699613991917,1cyclictest0-21swapper/212:34:022
3699613991917,1cyclictest0-21swapper/209:30:122
3699613991915,3cyclictest3802230-21sshd08:50:022
369961399190,1cyclictest0-21swapper/207:35:122
369961399190,18cyclictest0-21swapper/208:30:132
369961399190,18cyclictest0-21swapper/207:35:002
369961399190,0cyclictest0-21swapper/210:20:122
369960999198,4cyclictest3996793-21cron12:00:001
369960999197,2cyclictest3777322-21systemd-journal07:39:591
369960999195,4cyclictest522-21gdbus07:44:591
3699609991918,1cyclictest0-21swapper/107:35:001
3699609991912,6cyclictest311ktimers/109:20:221
3699606991918,1cyclictest0-21swapper/008:35:110
369960699190,19cyclictest0-21swapper/009:44:400
3699616991816,1cyclictest0-21swapper/311:55:133
3699616991816,1cyclictest0-21swapper/311:30:133
3699616991815,2cyclictest3884174-21kworker/3:2+events_freezable_power_11:10:303
3699616991813,4cyclictest3699620-21sed07:09:593
3699613991816,1cyclictest0-21swapper/212:20:022
369960999187,2cyclictest0-21swapper/109:15:161
369960999186,3cyclictest3699898-21cpuspeed_turbos07:10:121
3699609991816,1cyclictest0-21swapper/107:55:001
3699606991816,1cyclictest3756119-21apt-get08:05:120
3699606991816,1cyclictest0-21swapper/012:39:560
3699606991816,1cyclictest0-21swapper/008:21:200
3699616991715,1cyclictest3884174-21kworker/3:2+events_freezable_power_10:48:323
3699616991715,1cyclictest0-21swapper/310:11:013
3699616991715,1cyclictest0-21swapper/309:00:123
3699613991715,1cyclictest0-21swapper/211:10:102
3699613991714,2cyclictest0-21swapper/211:45:122
3699606991716,1cyclictest0-21swapper/008:25:230
3699606991715,2cyclictest64-21kcompactd008:32:380
3699606991713,3cyclictest61650irq/133-enp0s29f1:rx-012:10:170
3699606991713,2cyclictest61650irq/133-enp0s29f1:rx-007:25:210
3699606991713,2cyclictest3869126-21apt-get09:55:150
3699616991615,1cyclictest3884174-21kworker/3:2+events_freezable_power_12:27:233
3699613991614,1cyclictest0-21swapper/208:05:102
3699613991613,2cyclictest3838850-21cpuspeed_turbos09:25:152
3699613991613,2cyclictest3710963-21ps07:20:172
3699613991613,1cyclictest3833624-21apt-get09:20:122
3699606991612,3cyclictest61650irq/133-enp0s29f1:rx-011:00:170
3699606991612,3cyclictest61650irq/133-enp0s29f1:rx-009:05:250
3699613991513,1cyclictest0-21swapper/212:10:122
3699613991512,2cyclictest3889248-21cron10:15:002
3699609991513,1cyclictest0-21swapper/110:40:131
3699609991513,1cyclictest0-21swapper/110:40:131
3699609991513,1cyclictest0-21swapper/109:35:121
3699616991412,1cyclictest0-21swapper/309:47:223
369961399149,4cyclictest3954940-21ntpq11:15:222
3699609991411,2cyclictest3823435-21apt-get09:10:151
3699606991411,2cyclictest61650irq/133-enp0s29f1:rx-010:50:200
3699606991411,2cyclictest2875-21cron09:35:000
3699613991310,2cyclictest0-21swapper/207:30:002
369960699139,3cyclictest61650irq/133-enp0s29f1:rx-010:25:120
3699606991310,2cyclictest61650irq/133-enp0s29f1:rx-009:10:220
369960699128,3cyclictest61650irq/133-enp0s29f1:rx-007:45:240
369961399118,2cyclictest3761466-21gltestperf08:10:162
369961399118,2cyclictest3761466-21gltestperf08:10:162
369961399114,6cyclictest500-21dbus-daemon12:09:592
369960999110,9cyclictest3699739-21cat07:09:591
36996139971,5cyclictest3699615-21latency_hist07:09:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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