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2026-08-23 - 00:45
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Sat Aug 22, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
357993899272,21cyclictest3666786-21apt-get08:35:133
357993899271,22cyclictest3626232-21apt-get07:55:123
357993899260,23cyclictest3738837-21taskset09:45:123
3579934992623,2cyclictest0-21swapper/212:10:002
357993499261,22cyclictest3600912-21apt-get07:30:132
357993099262,21cyclictest3769718-21apt-get10:15:131
357993099261,21cyclictest3866710-21apt-get11:50:131
357993099261,21cyclictest3866710-21apt-get11:50:121
357992899262,22cyclictest3702835-21apt-get09:10:110
357992899261,23cyclictest3738834-21apt-get09:45:130
357993899251,20cyclictest3646484-21apt-get08:15:123
357993899250,4cyclictest3692389-21cron09:00:003
3579930992521,2cyclictest3692669-21apt-get09:00:121
357992899252,21cyclictest3728606-21apt-get09:35:110
3579928992520,3cyclictest3718471-21apt-get09:25:140
357992899251,22cyclictest3902361-21apt-get12:25:140
357992899251,22cyclictest3789789-21sh10:35:010
357992899250,23cyclictest3851993-21tr11:35:170
3579938992420,2cyclictest3754107-21apt-get10:00:123
357993899241,20cyclictest0-21swapper/308:50:123
3579934992419,3cyclictest3733702-21apt-get09:40:152
3579934992419,3cyclictest3585255-21apt-get07:15:122
357993499241,20cyclictest3651578-21apt-get08:20:112
357993499241,20cyclictest0-21swapper/211:15:142
357993499241,20cyclictest0-21swapper/210:45:142
3579930992420,2cyclictest3815451-21apt-get11:00:121
3579930992419,3cyclictest3897269-21apt-get12:20:121
357993099241,20cyclictest3611072-21apt-get07:40:131
357993099240,4cyclictest3759657-21irqcore10:05:161
357992899242,2cyclictest3712954-21apt-get09:20:120
3579928992419,3cyclictest3621188-21apt-get07:50:120
357992899241,3cyclictest3897269-21apt-get12:20:120
357992899241,3cyclictest0-21swapper/012:00:130
357992899241,20cyclictest0-21swapper/009:05:140
357992899241,20cyclictest0-21swapper/009:05:130
357992899240,22cyclictest3797409-21sed10:40:170
357993899231,2cyclictest3759175-21apt-get10:05:113
357993899230,21cyclictest3769085-21apt-key10:15:013
357993899230,21cyclictest3646213-21awk08:14:593
357993899230,20cyclictest0-21swapper/312:20:133
357993899230,20cyclictest0-21swapper/312:00:123
357993899230,20cyclictest0-21swapper/308:45:113
3579934992320,2cyclictest3830413-21idleruntime-cro11:15:002
3579934992320,2cyclictest3595418-21apt-get07:25:112
3579934992319,2cyclictest3605982-21apt-get07:35:132
3579934992318,3cyclictest3764720-21irqcore10:10:162
357993499231,20cyclictest3835782-21apt-get11:20:122
357993499231,20cyclictest3670754-21ntpq08:35:232
357993499231,19cyclictest0-21swapper/209:20:122
357993499230,20cyclictest64-21kcompactd010:35:112
357993499230,20cyclictest0-21swapper/209:55:132
3579930992320,1cyclictest3687579-21apt-get08:55:121
3579930992319,2cyclictest3779911-21apt-get10:25:131
357993099231,2cyclictest3707882-21apt-get09:15:141
357993099230,20cyclictest3580139-21apt-get07:10:111
357993099230,20cyclictest0-21swapper/107:30:131
3579928992321,1cyclictest1-21systemd12:35:010
3579928992320,2cyclictest0-21swapper/009:40:130
3579928992319,2cyclictest3912541-21apt-get12:35:110
3579928992318,3cyclictest3830688-21apt-get11:15:140
3579928992318,3cyclictest3820526-21sshd11:05:140
3579928992318,3cyclictest3682060-21apt-get08:50:130
357992899231,2cyclictest0-21swapper/009:15:140
357992899231,21cyclictest0-21swapper/010:39:300
357992899231,20cyclictest0-21swapper/012:15:120
357992899231,20cyclictest0-21swapper/011:55:120
357992899230,3cyclictest3595143-21cron07:25:000
357992899230,21cyclictest3784699-21cron10:30:000
357992899230,21cyclictest3615868-21cron07:45:000
357993899223,1cyclictest0-21swapper/311:30:133
3579938992219,2cyclictest3871533-21sh11:55:003
3579938992219,2cyclictest3871533-21sh11:54:593
3579938992219,2cyclictest0-21swapper/309:40:143
3579938992219,2cyclictest0-21swapper/307:25:123
3579938992218,2cyclictest3774815-21apt-get10:20:113
3579938992217,2cyclictest0-21swapper/310:40:133
357993899221,20cyclictest3794017-21ntpq10:35:213
357993899220,2cyclictest3590082-21cron07:20:003
357993899220,2cyclictest0-21swapper/307:40:133
357993899220,21cyclictest3903308-21ps12:25:193
357993899220,20cyclictest0-21swapper/311:10:113
357993899220,20cyclictest0-21swapper/309:50:113
357993899220,20cyclictest0-21swapper/308:05:133
357993899220,19cyclictest0-21swapper/312:10:133
357993899220,19cyclictest0-21swapper/310:45:133
357993899220,19cyclictest0-21swapper/310:25:143
357993899220,19cyclictest0-21swapper/308:00:133
3579934992219,2cyclictest3880853-21ntpq12:00:212
3579934992219,2cyclictest0-21swapper/210:40:132
3579934992218,2cyclictest3861663-21apt-get11:45:122
3579934992218,2cyclictest3611561-21grep07:40:172
357993499221,20cyclictest3896118-21ntpq12:15:212
357993499221,20cyclictest0-21swapper/209:25:152
357993499220,21cyclictest0-21swapper/207:50:212
357993499220,20cyclictest0-21swapper/212:25:132
357993499220,20cyclictest0-21swapper/208:50:122
357993499220,20cyclictest0-21swapper/208:10:122
357993499220,19cyclictest0-21swapper/210:25:132
3579930992218,3cyclictest3746189-21ps09:50:161
3579930992218,2cyclictest3795182-21apt-get10:40:121
3579930992218,2cyclictest3661717-21apt-get08:30:131
357993099221,19cyclictest3800251-21apt-get10:45:141
357993099220,21cyclictest3636863-21irqcore08:05:181
357993099220,20cyclictest3753822-21cron10:00:011
357993099220,20cyclictest0-21swapper/111:45:131
357993099220,19cyclictest0-21swapper/109:10:131
3579928992219,2cyclictest0-21swapper/009:30:140
3579928992219,2cyclictest0-21swapper/008:05:130
3579928992219,2cyclictest0-21swapper/007:25:110
3579928992218,3cyclictest0-21swapper/011:45:120
3579928992217,3cyclictest0-21swapper/008:45:100
357992899221,20cyclictest0-21swapper/012:05:120
357992899221,20cyclictest0-21swapper/011:50:130
357992899221,20cyclictest0-21swapper/011:50:120
357992899220,20cyclictest0-21swapper/008:00:120
357992899220,19cyclictest3764218-21apt-get10:10:110
3579938992119,1cyclictest0-21swapper/311:09:593
3579938992119,1cyclictest0-21swapper/309:40:003
3579938992119,1cyclictest0-21swapper/309:30:123
3579938992118,2cyclictest64-21kcompactd011:24:383
3579938992118,2cyclictest3655466-21ntpq08:20:203
3579938992118,1cyclictest3697762-21apt-get09:05:133
3579938992118,1cyclictest3697762-21apt-get09:05:133
3579938992118,1cyclictest0-21swapper/311:00:123
3579938992115,3cyclictest3784981-21apt-get10:30:143
357993899210,20cyclictest3913027-21grep12:35:173
357993899210,20cyclictest3580114-21/usr/sbin/munin07:10:223
357993899210,18cyclictest0-21swapper/309:10:123
3579934992119,1cyclictest0-21swapper/209:00:122
3579934992118,2cyclictest0-21swapper/209:35:112
3579934992116,3cyclictest3656649-21apt-get08:25:132
357993499211,19cyclictest0-21swapper/208:30:172
357993499210,20cyclictest3902079-21cron12:25:002
357993499210,19cyclictest0-21swapper/210:55:132
3579930992119,1cyclictest0-21swapper/108:35:131
3579930992119,1cyclictest0-21swapper/107:15:131
3579930992118,2cyclictest3777322-21systemd-journal10:39:531
3579930992117,2cyclictest3876666-21cut12:00:001
357993099211,1cyclictest3856594-21apt-get11:40:101
357993099211,1cyclictest3605982-21apt-get07:35:131
357993099211,1cyclictest0-21swapper/108:20:121
357993099210,2cyclictest0-21swapper/108:50:211
357993099210,20cyclictest3840583-21sh11:25:001
357993099210,20cyclictest0-21swapper/110:50:461
357993099210,20cyclictest0-21swapper/108:15:131
357993099210,1cyclictest0-21swapper/110:20:111
357993099210,1cyclictest0-21swapper/109:05:141
357993099210,1cyclictest0-21swapper/109:05:131
357993099210,18cyclictest0-21swapper/110:00:141
3579928992119,1cyclictest64-21kcompactd011:23:020
3579928992119,1cyclictest0-21swapper/007:30:190
357992899211,19cyclictest0-21swapper/007:45:120
357992899210,2cyclictest64-21kcompactd008:31:320
357992899210,2cyclictest0-21swapper/011:10:100
357992899210,20cyclictest0-21swapper/007:55:120
357992899210,20cyclictest0-21swapper/007:15:120
3579938992018,1cyclictest0-21swapper/311:19:173
3579938992018,1cyclictest0-21swapper/309:20:123
3579938992018,1cyclictest0-21swapper/309:00:123
3579938992018,1cyclictest0-21swapper/308:30:123
3579938992018,1cyclictest0-21swapper/308:28:193
3579938992016,2cyclictest0-21swapper/307:35:133
3579938992015,4cyclictest3845743-21apt-config11:30:003
357993899200,1cyclictest0-21swapper/312:32:563
357993899200,1cyclictest0-21swapper/311:55:133
357993899200,1cyclictest0-21swapper/310:50:133
357993899200,1cyclictest0-21swapper/309:25:153
3579934992018,1cyclictest3723539-21apt-get09:30:122
3579934992018,1cyclictest0-21swapper/209:15:122
3579934992018,1cyclictest0-21swapper/209:05:122
3579934992018,1cyclictest0-21swapper/209:05:122
3579934992018,1cyclictest0-21swapper/208:40:122
3579934992017,2cyclictest3891921-21awk12:15:002
3579934992017,2cyclictest0-21swapper/210:20:112
3579934992015,3cyclictest3867198-21irqcore11:50:172
3579934992015,3cyclictest3867198-21irqcore11:50:172
357993499200,20cyclictest64-21kcompactd008:55:112
357993499200,1cyclictest0-21swapper/210:30:142
357993499200,1cyclictest0-21swapper/208:04:402
357993499200,19cyclictest0-21swapper/211:25:152
357993499200,19cyclictest0-21swapper/210:00:142
3579930992018,1cyclictest64-21kcompactd012:13:021
3579930992018,1cyclictest0-21swapper/107:25:111
3579930992018,1cyclictest0-21swapper/107:20:131
357993099200,1cyclictest0-21swapper/112:35:121
357993099200,1cyclictest0-21swapper/110:30:141
357993099200,1cyclictest0-21swapper/108:25:371
357993099200,1cyclictest0-21swapper/108:03:361
357993099200,1cyclictest0-21swapper/107:50:121
357993099200,19cyclictest3821025-21ps11:05:171
3579928992018,1cyclictest0-21swapper/008:55:130
3579928992017,2cyclictest0-21swapper/010:00:480
3579928992017,2cyclictest0-21swapper/009:00:110
3579928992015,3cyclictest3805297-21apt-get10:50:140
3579928992015,3cyclictest3774533-21cron10:20:010
357992899200,19cyclictest64-21kcompactd007:13:030
357992899200,19cyclictest0-21swapper/011:29:590
357992899200,19cyclictest0-21swapper/008:25:130
3579938991917,1cyclictest64-21kcompactd011:37:003
357993899190,1cyclictest0-21swapper/309:55:233
357993899190,19cyclictest0-21swapper/307:45:513
3579934991918,1cyclictest64-21kcompactd011:55:502
3579934991918,1cyclictest0-21swapper/210:09:552
3579934991917,1cyclictest0-21swapper/211:40:122
3579934991917,1cyclictest0-21swapper/211:35:232
3579934991917,1cyclictest0-21swapper/211:30:142
3579934991915,2cyclictest3590352-21apt-get07:20:132
3579930991917,1cyclictest0-21swapper/111:30:131
3579930991917,1cyclictest0-21swapper/109:40:141
3579930991916,2cyclictest0-21swapper/109:40:001
3579930991916,2cyclictest0-21swapper/109:20:121
3579930991915,3cyclictest516-21rs:main1
3579930991915,2cyclictest3616143-21apt-get07:45:121
3579928991917,1cyclictest0-21swapper/012:10:130
3579928991917,1cyclictest0-21swapper/009:54:520
3579928991917,1cyclictest0-21swapper/007:35:130
3579928991916,2cyclictest0-21swapper/011:40:110
3579928991916,2cyclictest0-21swapper/010:05:110
3579928991915,3cyclictest3777048-21ps10:20:160
3579938991816,1cyclictest0-21swapper/310:15:143
3579938991814,2cyclictest3810364-21apt-get10:55:133
357993499185,8cyclictest3820266-21awk11:05:002
3579934991817,0cyclictest0-21swapper/210:15:012
3579934991816,1cyclictest3743721-21systemd-run09:50:012
357993499180,1cyclictest0-21swapper/208:20:012
3579930991817,0cyclictest0-21swapper/109:25:141
3579930991816,1cyclictest0-21swapper/112:05:121
3579930991816,1cyclictest0-21swapper/110:55:121
3579930991816,1cyclictest0-21swapper/110:10:111
3579930991816,1cyclictest0-21swapper/108:10:161
3579928991815,2cyclictest0-21swapper/008:35:140
3579928991815,2cyclictest0-21swapper/008:20:110
3579938991715,1cyclictest0-21swapper/311:40:123
3579938991715,1cyclictest0-21swapper/309:15:123
3579938991715,1cyclictest0-21swapper/308:40:123
3579934991715,1cyclictest0-21swapper/208:05:122
3579930991715,1cyclictest0-21swapper/109:30:141
3579930991715,1cyclictest0-21swapper/108:40:121
3579930991713,3cyclictest3912288-21cut12:35:011
3579930991713,3cyclictest311ktimers/108:45:111
3579928991715,2cyclictest0-21swapper/009:57:330
3579928991714,2cyclictest0-21swapper/008:40:120
3579938991612,3cyclictest3862743-21kthreadcore11:45:173
3579934991614,1cyclictest3743969-21apt-get09:50:112
3579928991613,2cyclictest61650irq/133-enp0s29f1:rx-010:55:210
3579928991612,3cyclictest62450irq/134-enp0s29f1:tx-008:10:240
3579928991612,3cyclictest61650irq/133-enp0s29f1:rx-008:15:110
3579934991514,1cyclictest0-21swapper/211:05:122
357993499150,8cyclictest3917329-21munin-run12:40:002
3579930991513,1cyclictest64-21kcompactd009:48:261
357993099150,14cyclictest0-21swapper/112:00:181
3579928991512,2cyclictest62450irq/134-enp0s29f1:tx-011:30:250
3579938991412,1cyclictest0-21swapper/312:15:123
3579938991411,2cyclictest3621262-21cpuspeed_turbos07:50:123
3579934991412,1cyclictest0-21swapper/207:55:312
3579928991412,1cyclictest61650irq/133-enp0s29f1:rx-010:45:260
3579938991311,1cyclictest3590840-21tr07:20:173
3579938991311,1cyclictest0-21swapper/307:30:123
357993499139,3cyclictest401ktimers/207:45:132
357993499138,3cyclictest3680913-21ntpq08:45:202
3579934991310,2cyclictest0-21swapper/210:50:152
357993099139,3cyclictest3892240-21cpuspeed_turbos12:15:131
3579930991311,1cyclictest0-21swapper/112:25:141
3579930991311,1cyclictest0-21swapper/111:35:131
357992899139,3cyclictest61650irq/133-enp0s29f1:rx-011:00:110
357993899129,1cyclictest3882014-21apt-get12:05:133
357993499129,2cyclictest0-21swapper/207:10:012
357993499128,2cyclictest0-21swapper/212:35:002
3579930991210,1cyclictest0-21swapper/111:29:591
357992899129,2cyclictest0-21swapper/007:10:010
357993899110,9cyclictest3579936-21cat07:10:013
357993099118,2cyclictest0-21swapper/111:15:161
357993499109,1cyclictest0-21swapper/207:10:112
357993499108,1cyclictest0-21swapper/209:15:012
35799309994,4cyclictest3826447-21sed11:10:141
35799309983,3cyclictest3579935-21cut07:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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