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2026-08-11 - 18:29
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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 11, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
369861299342,20cyclictest3841933-21apt-get09:30:130
369861999332,21cyclictest3980970-21apt-get11:45:132
369861299330,4cyclictest3800596-21cron08:49:590
3698612993015,14cyclictest3923231-21basename10:50:010
369861299291,2cyclictest3739536-21apt-get07:50:130
3698612992819,7cyclictest4022176-21apt-get12:20:120
3698612992818,9cyclictest0-21swapper/009:40:090
369861299281,21cyclictest3867245-21apt-get09:55:130
369861299280,27cyclictest0-21swapper/012:10:130
369861999271,24cyclictest4037182-21apt-get12:35:032
369861999271,21cyclictest3996808-21apt-get11:55:142
3698612992718,8cyclictest3832307-21irqcore09:20:170
3698612992715,11cyclictest1-21systemd10:25:010
369861299271,25cyclictest3877426-21apt-get10:05:100
369861999262,21cyclictest4001898-21apt-get12:00:142
369861999262,21cyclictest4001898-21apt-get12:00:142
369861999261,22cyclictest3724253-21apt-get07:35:122
369861999261,21cyclictest3887579-21apt-get10:15:132
369861999261,21cyclictest3857092-21apt-get09:45:142
369861999260,24cyclictest3944778-21ls11:10:002
369861699260,5cyclictest3992133-21sort11:50:161
369862199251,21cyclictest3950122-21apt-get11:15:133
369861999252,3cyclictest3923926-21apt-get10:50:132
3698619992521,2cyclictest3780544-21apt-get08:30:122
3698619992520,3cyclictest3709042-21apt-get07:20:112
3698619992519,4cyclictest3759786-21grep08:10:022
369861999251,3cyclictest3836886-21apt-get09:25:112
369861999251,3cyclictest3836886-21apt-get09:25:112
369861999251,21cyclictest3892672-21apt-get10:20:122
369861999251,21cyclictest0-21swapper/211:35:132
369861999251,21cyclictest0-21swapper/208:35:122
369861999251,20cyclictest0-21swapper/210:00:142
369861999250,21cyclictest0-21swapper/212:30:142
369861699251,21cyclictest3754769-21seq08:05:121
3698612992523,1cyclictest0-21swapper/011:45:260
3698612992521,2cyclictest3790705-21apt-get08:40:120
369861299250,23cyclictest3723995-21turbostat07:35:000
369861299250,19cyclictest64-21kcompactd008:11:240
369862199242,20cyclictest3918410-21apt-get10:45:133
3698621992419,4cyclictest3723976-21cron07:35:013
369862199241,21cyclictest3810792-21https09:00:003
369862199241,20cyclictest3845819-21ntpq09:30:223
369862199241,20cyclictest0-21swapper/308:30:123
3698619992420,2cyclictest3897744-21apt-get10:25:132
3698619992419,2cyclictest0-21swapper/207:40:092
369861999241,21cyclictest0-21swapper/209:50:132
369861999240,21cyclictest0-21swapper/212:10:132
369861999240,21cyclictest0-21swapper/210:30:132
369861999240,20cyclictest0-21swapper/207:55:142
3698616992419,2cyclictest3805989-21apt-get08:55:131
369861699241,3cyclictest3831817-21apt-get09:20:121
369861699241,21cyclictest3714090-21apt-get07:25:121
369861699241,20cyclictest3760283-21apt-get08:10:121
369861699240,23cyclictest3903759-21ps10:30:181
369861699240,22cyclictest3928783-21/usr/sbin/munin10:55:001
369861699240,20cyclictest0-21swapper/108:45:111
369861299241,21cyclictest3882509-21apt-get10:10:110
369861299240,1cyclictest4002393-21ps12:00:180
369861299240,1cyclictest4002393-21ps12:00:180
369861299240,18cyclictest0-21swapper/011:33:330
3698621992319,2cyclictest3754766-21apt-get08:05:123
369862199231,2cyclictest3820539-21ntpq09:05:233
369862199230,4cyclictest3917869-21apt-config10:45:003
3698619992319,2cyclictest3826722-21apt-get09:15:112
369861999231,2cyclictest3852042-21apt-get09:40:102
369861999231,2cyclictest0-21swapper/212:20:122
369861999231,2cyclictest0-21swapper/210:45:142
369861999231,20cyclictest0-21swapper/211:20:112
369861999230,21cyclictest3976383-21ps11:40:152
369861999230,21cyclictest3845857-21ntpq09:30:222
369861999230,21cyclictest3754497-21cron08:05:002
369861999230,20cyclictest0-21swapper/210:35:132
369861999230,20cyclictest0-21swapper/209:20:132
369861699231,20cyclictest3985615-21apt-get11:47:301
369861699231,19cyclictest0-21swapper/109:55:101
369861699230,3cyclictest3816278-21cron09:04:591
369861699230,21cyclictest4017611-21ps12:15:171
369861699230,21cyclictest3935413-21sed11:00:181
369861699230,20cyclictest0-21swapper/112:00:131
369861699230,20cyclictest0-21swapper/112:00:131
369861699230,20cyclictest0-21swapper/111:35:121
369861699230,20cyclictest0-21swapper/110:35:131
369861699230,20cyclictest0-21swapper/109:40:101
369861699230,20cyclictest0-21swapper/109:35:161
369861699230,20cyclictest0-21swapper/108:35:121
369861699230,19cyclictest0-21swapper/107:15:121
369861299232,20cyclictest3862162-21apt-get09:50:140
369861299232,20cyclictest3846983-21apt-get09:35:150
3698612992320,2cyclictest3975899-21apt-get11:40:130
3698612992320,2cyclictest3810795-21systemd-run09:00:000
3698612992314,7cyclictest0-21swapper/011:20:110
369861299231,2cyclictest3970848-21apt-get11:35:120
369861299231,2cyclictest3934913-21apt-get11:00:130
369861299231,21cyclictest3770401-21apt-get08:20:130
3698612992312,10cyclictest3924299-21gltestperf10:50:170
369861299231,20cyclictest3872339-21apt-get10:00:150
369861299230,5cyclictest3860694-21grep09:45:200
369861299230,17cyclictest3729854-21ps07:40:140
3698621992219,2cyclictest3744352-21turbostat07:55:003
3698621992218,3cyclictest3856814-21cron09:45:003
3698621992218,2cyclictest4020993-21ntpq12:15:213
369862199221,20cyclictest4016003-21ntpq12:10:233
369862199221,20cyclictest3943863-21ntpq11:05:213
369862199221,20cyclictest0-21swapper/310:05:553
369862199221,19cyclictest3897747-21runrttasks10:25:123
369862199221,19cyclictest0-21swapper/310:35:163
369862199220,20cyclictest3961184-21ps11:25:173
369862199220,19cyclictest0-21swapper/308:15:123
3698619992219,2cyclictest0-21swapper/208:10:122
3698619992218,2cyclictest3934219-21sh10:59:592
3698619992218,2cyclictest3718889-21basename07:30:002
3698619992217,3cyclictest3877426-21apt-get10:05:092
3698619992216,4cyclictest3779435-21awk08:25:252
369861999221,20cyclictest3938802-21ntpq11:00:222
369861999221,20cyclictest0-21swapper/208:47:582
369861999221,1cyclictest0-21swapper/211:30:122
369861999220,2cyclictest0-21swapper/207:50:122
369861999220,2cyclictest0-21swapper/207:30:122
369861999220,20cyclictest0-21swapper/209:05:232
369861999220,20cyclictest0-21swapper/207:19:162
369861999220,19cyclictest0-21swapper/212:05:152
3698616992219,2cyclictest0-21swapper/111:55:151
3698616992219,1cyclictest0-21swapper/109:10:121
3698616992219,1cyclictest0-21swapper/109:05:121
3698616992218,2cyclictest4037173-21cron12:35:001
3698616992218,2cyclictest0-21swapper/110:10:121
3698616992217,3cyclictest3912915-21apt-get10:40:111
369861699221,2cyclictest0-21swapper/107:20:171
369861699220,3cyclictest702-21runrttasks07:50:141
369861699220,2cyclictest3750170-21ps08:00:161
369861699220,2cyclictest0-21swapper/110:55:121
369861699220,21cyclictest0-21swapper/111:10:111
369861699220,20cyclictest0-21swapper/108:15:111
369861699220,20cyclictest0-21swapper/107:45:131
369861699220,19cyclictest0-21swapper/112:20:121
369861699220,19cyclictest0-21swapper/111:05:131
369861699220,19cyclictest0-21swapper/108:50:131
369861299229,12cyclictest0-21swapper/010:40:170
369861299228,2cyclictest0-21swapper/008:30:120
3698612992218,2cyclictest3960688-21apt-get11:25:140
3698612992217,4cyclictest0-21swapper/011:14:590
3698612992215,6cyclictest0-21swapper/011:59:540
3698612992213,8cyclictest3907568-21cron10:35:010
369861299221,2cyclictest3703925-21apt-get07:15:120
3698612992212,8cyclictest3790449-21munin-run08:40:000
369861299221,20cyclictest0-21swapper/009:25:120
369861299221,20cyclictest0-21swapper/009:25:110
369861299221,1cyclictest4027269-21apt-get12:25:130
369861299221,19cyclictest3709042-21apt-get07:20:120
3698612992211,10cyclictest3759783-21latency_hist08:10:020
3698612992210,11cyclictest3821697-21cpuspeed_turbos09:10:140
369861299220,3cyclictest3934263-21apt-config10:59:590
369861299220,2cyclictest1-21systemd08:05:000
369861299220,20cyclictest3818782-21sort09:05:180
3698621992119,1cyclictest4006737-21idleruntime-cro12:05:003
3698621992119,1cyclictest4006737-21idleruntime-cro12:05:003
3698621992119,1cyclictest0-21swapper/310:10:123
3698621992118,2cyclictest4007014-21apt-get12:05:153
3698621992118,1cyclictest0-21swapper/307:20:123
3698621992117,2cyclictest3729370-21apt-get07:40:103
3698621992115,4cyclictest3997097-21gltestperf11:55:163
369862199210,2cyclictest0-21swapper/311:30:123
369862199210,20cyclictest64-21kcompactd008:37:463
369862199210,20cyclictest0-21swapper/311:48:043
369862199210,1cyclictest0-21swapper/311:00:143
3698619992119,1cyclictest0-21swapper/207:45:362
3698619992118,2cyclictest3775205-21cron08:25:002
369861999211,1cyclictest0-21swapper/208:55:122
369861999210,20cyclictest3791201-21ps08:40:162
369861999210,20cyclictest0-21swapper/211:15:132
369861999210,20cyclictest0-21swapper/211:14:112
369861999210,20cyclictest0-21swapper/208:53:212
369861999210,1cyclictest0-21swapper/211:50:112
3698616992119,1cyclictest3719161-21apt-get07:30:131
3698616992119,1cyclictest0-21swapper/112:05:161
369861699210,2cyclictest3955061-21cat11:20:001
369861699210,20cyclictest64-21kcompactd010:20:591
369861699210,20cyclictest3918414-21runrttasks10:45:131
369861699210,20cyclictest3901662-21ntpq10:25:211
369861699210,20cyclictest0-21swapper/111:30:121
369861699210,20cyclictest0-21swapper/107:55:221
369861699210,1cyclictest0-21swapper/111:25:131
369861299219,11cyclictest4038378-21irqcore12:35:160
369861299219,11cyclictest3724320-21cpuspeed_turbos07:35:130
369861299218,2cyclictest0-21swapper/007:15:000
3698612992113,7cyclictest61650irq/133-enp0s29f1:rx-009:00:240
3698612992112,7cyclictest61650irq/133-enp0s29f1:rx-008:25:250
369861299211,1cyclictest4032362-21apt-get12:30:140
369861299210,20cyclictest500-21dbus-daemon11:20:000
3698621992018,1cyclictest0-21swapper/312:35:113
3698621992018,1cyclictest0-21swapper/310:50:223
3698621992018,1cyclictest0-21swapper/310:00:143
3698621992018,1cyclictest0-21swapper/309:55:133
3698621992018,1cyclictest0-21swapper/307:10:113
3698621992017,2cyclictest0-21swapper/309:10:123
369862199200,1cyclictest64-21kcompactd010:30:073
369862199200,1cyclictest0-21swapper/311:35:123
369862199200,1cyclictest0-21swapper/309:35:153
369862199200,1cyclictest0-21swapper/309:15:113
369862199200,1cyclictest0-21swapper/308:45:113
369862199200,1cyclictest0-21swapper/308:25:153
369862199200,1cyclictest0-21swapper/307:25:133
369862199200,1cyclictest0-21swapper/307:15:133
369862199200,19cyclictest3760771-21grep08:10:163
369862199200,19cyclictest0-21swapper/308:00:123
369862199200,19cyclictest0-21swapper/307:56:213
3698619992018,1cyclictest0-21swapper/210:10:172
3698619992018,1cyclictest0-21swapper/209:55:132
3698619992018,1cyclictest0-21swapper/207:11:442
3698619992016,2cyclictest0-21swapper/211:25:132
369861999200,1cyclictest0-21swapper/212:25:132
3698616992018,1cyclictest0-21swapper/112:25:131
3698616992018,1cyclictest0-21swapper/111:23:201
3698616992018,1cyclictest0-21swapper/109:50:531
3698616992018,1cyclictest0-21swapper/107:10:071
3698616992017,2cyclictest3775474-21apt-get08:25:151
369861699200,2cyclictest301rcuc/107:45:001
369861699200,1cyclictest4012541-21ps12:10:181
369861699200,1cyclictest0-21swapper/111:43:131
369861699200,1cyclictest0-21swapper/109:15:111
369861299208,11cyclictest3765834-21irqcore08:15:160
369861299205,4cyclictest3698607-21cyclictest10:35:170
3698612992018,1cyclictest3897744-21apt-get10:25:120
3698612992018,1cyclictest0-21swapper/012:05:250
3698612992016,2cyclictest3718903-21munin-run07:30:000
3698621991918,1cyclictest64-21kcompactd008:23:143
3698621991917,1cyclictest4037339-21apt-config12:35:013
3698621991917,1cyclictest0-21swapper/311:10:123
3698621991917,1cyclictest0-21swapper/310:59:593
3698621991917,1cyclictest0-21swapper/310:20:113
369862199190,18cyclictest0-21swapper/307:35:233
3698619991916,2cyclictest0-21swapper/209:00:122
3698619991912,5cyclictest4021899-21cron12:20:002
369861699193,8cyclictest3841671-21munin-plugin-st09:30:001
369861699193,8cyclictest3841671-21munin-plugin-st09:30:001
3698616991917,2cyclictest64-21kcompactd012:37:321
3698616991917,1cyclictest0-21swapper/108:20:131
3698612991915,3cyclictest64-21kcompactd009:15:550
3698621991817,1cyclictest0-21swapper/309:25:013
3698621991816,1cyclictest0-21swapper/310:15:133
3698621991814,2cyclictest3777322-21systemd-journal08:55:003
3698619991815,2cyclictest0-21swapper/209:11:372
3698616991817,1cyclictest0-21swapper/108:30:121
3698616991814,2cyclictest3777322-21systemd-journal10:10:011
369861299186,2cyclictest0-21swapper/010:15:180
3698612991814,3cyclictest61650irq/133-enp0s29f1:rx-007:55:200
369861299180,2cyclictest39401502cat11:05:150
3698621991715,1cyclictest0-21swapper/312:25:133
3698621991715,1cyclictest0-21swapper/309:00:123
3698616991715,1cyclictest0-21swapper/109:45:301
3698616991715,1cyclictest0-21swapper/108:40:121
3698621991614,1cyclictest0-21swapper/311:20:073
3698619991614,1cyclictest3917742-21https10:45:002
3698619991610,4cyclictest3769756-21sshd08:15:342
3698616991614,1cyclictest0-21swapper/110:01:381
369861299164,3cyclictest0-21swapper/011:50:130
369862199159,4cyclictest1-21systemd08:45:003
3698621991513,1cyclictest3862658-21ps09:50:173
3698621991510,3cyclictest3996243-21sshd11:51:363
369861299154,2cyclictest0-21swapper/008:50:190
369862199148,4cyclictest3738212-21memory07:45:203
3698619991411,2cyclictest3847934-21kthreadcore09:35:202
3698616991412,1cyclictest514-21in:imuxsock09:35:011
369862199139,2cyclictest3837009-21cpuspeed_turbos09:25:123
369862199139,2cyclictest3837009-21cpuspeed_turbos09:25:123
369862199139,2cyclictest0-21swapper/311:40:243
3698612991310,2cyclictest61650irq/133-enp0s29f1:rx-012:15:210
3698612991310,2cyclictest61650irq/133-enp0s29f1:rx-007:45:230
369861699128,2cyclictest0-21swapper/107:35:131
369862199117,3cyclictest4025701-21tr12:20:183
369861999117,2cyclictest0-21swapper/207:10:002
369861699118,2cyclictest3891997-21unixbench_singl10:15:271
369862199105,4cyclictest3858993-21tr09:45:193
36986169995,2cyclictest0-21swapper/107:10:001
36986219971,4cyclictest3698642-21wc07:10:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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