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2026-07-28 - 22:24
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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 Tue Jul 28, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3329743993618,8cyclictest3544856-21apt-get10:40:131
332974399312,21cyclictest3641908-21apt-get12:15:121
332974399301,2cyclictest0-21swapper/108:15:011
332974399300,2cyclictest3575547-21uniq11:10:151
332974399300,20cyclictest0-21swapper/111:00:121
332974399291,24cyclictest3595673-21apt-get11:30:121
332974899287,20cyclictest18250irq/132-nvme0q407:45:113
3329743992717,9cyclictest3777322-21systemd-journal11:55:011
332974399270,1cyclictest0-21swapper/108:45:001
332974899261,22cyclictest3570278-21apt-get11:05:133
332974899261,21cyclictest3329957-21apt-get07:10:123
332974399262,21cyclictest3662290-21apt-get12:35:131
332974399262,21cyclictest3616017-21apt-get11:50:131
332974399262,21cyclictest3534248-21apt-get10:30:121
3329743992617,7cyclictest0-21swapper/107:50:171
332974399261,21cyclictest3386184-21apt-get08:05:121
332974399261,21cyclictest3360442-21apt-get07:40:121
332974399260,23cyclictest3462361-21apt-get09:20:121
332974399260,22cyclictest0-21swapper/111:40:131
332974399260,22cyclictest0-21swapper/108:25:121
3329748992521,2cyclictest3657171-21apt-get12:30:133
3329748992520,3cyclictest3335072-21apt-get07:15:123
332974899251,20cyclictest0-21swapper/309:55:103
332974899250,5cyclictest3437501-21sed08:55:163
3329745992520,3cyclictest3518567-21apt-get10:15:122
332974599251,21cyclictest3477568-21apt-get09:35:152
332974599250,22cyclictest3590583-21apt-get11:25:142
3329743992520,3cyclictest3431945-21apt-get08:50:131
3329743992512,10cyclictest0-21swapper/111:35:181
332973899253,21cyclictest61650irq/133-enp0s29f1:rx-007:45:000
332974899242,2cyclictest3580414-21apt-get11:15:113
3329748992419,3cyclictest3626380-21cron12:00:003
3329748992419,3cyclictest3371027-21apt-get07:50:123
332974899241,20cyclictest3636840-21apt-get12:10:133
332974899241,20cyclictest3487684-21apt-get09:45:123
332974899240,22cyclictest3662773-21irqcore12:35:183
332974599242,2cyclictest3396392-21apt-get08:15:142
3329745992420,2cyclictest3381137-21apt-get08:00:122
332974599241,21cyclictest3666273-21ntpq12:35:232
332974599241,20cyclictest0-21swapper/208:35:122
332974599240,5cyclictest3538676-21taskset10:30:252
332974599240,21cyclictest0-21swapper/210:05:142
3329743992420,2cyclictest3401460-21apt-get08:20:101
3329743992420,2cyclictest0-21swapper/109:50:171
3329743992419,3cyclictest3503385-21apt-get10:00:121
332974399241,20cyclictest0-21swapper/112:20:131
332974399240,20cyclictest0-21swapper/112:10:131
332973899242,20cyclictest3565184-21apt-get11:00:110
3329738992420,2cyclictest3466239-21ntpq09:20:210
3329738992419,3cyclictest3631749-21apt-get12:05:120
332973899241,22cyclictest3498292-21apt-get09:55:100
332973899241,21cyclictest3626656-21apt-get12:00:110
332973899241,21cyclictest3585488-21apt-get11:20:100
3329748992319,2cyclictest3528730-21apt-get10:25:103
3329748992318,2cyclictest3482615-21apt-get09:40:123
332974899230,2cyclictest3605859-21apt-get11:40:123
332974899230,20cyclictest0-21swapper/309:25:123
3329745992319,3cyclictest3508207-21idleruntime-cro10:05:002
3329745992318,3cyclictest0-21swapper/208:34:592
332974599231,2cyclictest3493203-21apt-get09:50:132
332974599231,21cyclictest3376075-21chrt07:55:132
332974599230,20cyclictest64-21kcompactd009:15:062
3329743992319,3cyclictest3365934-21apt-get07:45:111
3329743992319,2cyclictest3380008-21ntpq07:55:221
3329743992319,2cyclictest0-21swapper/109:35:151
3329743992318,3cyclictest0-21swapper/111:20:111
3329743992317,4cyclictest3340143-21apt-get07:20:111
3329743992316,5cyclictest3483103-21irqcore09:40:151
332974399231,3cyclictest3336023-21sed07:15:171
332974399231,2cyclictest3472496-21apt-get09:30:111
332974399231,20cyclictest0-21swapper/111:45:051
332974399230,3cyclictest3457035-21cron09:15:001
332974399230,21cyclictest3350005-21cron07:30:001
332974399230,20cyclictest0-21swapper/110:45:111
332974399230,20cyclictest0-21swapper/110:15:121
332974399230,20cyclictest0-21swapper/108:00:111
332974399230,19cyclictest0-21swapper/111:15:111
3329738992319,3cyclictest3481452-21ntpq09:35:220
3329738992317,5cyclictest3657658-21grep12:30:160
332973899231,2cyclictest3391008-21idleruntime-cro08:10:010
332973899230,3cyclictest3350766-21irqcore07:30:160
3329748992219,1cyclictest3549927-21apt-get10:45:113
3329748992218,2cyclictest3398616-21sed08:15:193
332974899221,20cyclictest3549668-21munin-run10:45:003
332974899221,20cyclictest0-21swapper/309:20:203
332974899220,2cyclictest3417185-21irqcore08:35:163
332974899220,20cyclictest0-21swapper/311:30:113
3329745992219,2cyclictest516-21rs:main2
3329745992219,2cyclictest0-21swapper/210:50:132
3329745992218,2cyclictest3777322-21systemd-journal08:49:592
3329745992218,2cyclictest0-21swapper/211:15:122
3329745992218,2cyclictest0-21swapper/210:45:112
332974599221,20cyclictest3330441-21ps07:10:152
332974599221,20cyclictest0-21swapper/207:45:112
332974599220,20cyclictest0-21swapper/210:25:112
332974599220,19cyclictest0-21swapper/212:30:132
3329743992220,1cyclictest0-21swapper/112:30:131
3329743992219,2cyclictest3558972-21ntpq10:50:231
3329743992219,2cyclictest0-21swapper/110:35:131
3329743992218,2cyclictest3523639-21apt-get10:20:131
3329743992218,2cyclictest0-21swapper/109:05:141
332974399221,2cyclictest0-21swapper/110:10:121
3329743992212,9cyclictest0-21swapper/112:10:001
332974399220,7cyclictest3355101-21basename07:35:001
332974399220,3cyclictest3457806-21ps09:15:151
3329738992219,2cyclictest0-21swapper/010:30:120
3329738992219,2cyclictest0-21swapper/008:10:120
3329738992218,2cyclictest3650902-21ntpq12:20:210
332973899221,2cyclictest3590583-21apt-get11:25:130
332973899221,20cyclictest3585221-21sh11:19:590
332973899221,20cyclictest0-21swapper/011:45:110
332973899220,2cyclictest3533588-21gpgv10:30:010
332973899220,2cyclictest0-21swapper/012:35:130
332973899220,2cyclictest0-21swapper/009:50:120
332973899220,21cyclictest3519051-21ps10:15:160
332973899220,20cyclictest0-21swapper/010:10:130
3329748992119,1cyclictest0-21swapper/310:20:133
3329748992119,1cyclictest0-21swapper/309:35:143
3329748992119,1cyclictest0-21swapper/309:05:133
3329748992118,2cyclictest3416422-21cron08:34:593
3329748992118,2cyclictest0-21swapper/308:00:123
3329748992117,3cyclictest3505610-21kthreadcore10:00:183
3329748992117,2cyclictest3646979-21apt-get12:20:123
3329748992117,2cyclictest3590583-21apt-get11:25:123
3329748992117,2cyclictest3406531-21apt-get08:25:123
3329748992115,4cyclictest3432445-21grep08:50:163
332974899211,19cyclictest0-21swapper/309:04:213
332974899210,2cyclictest0-21swapper/309:10:133
332974899210,20cyclictest64-21kcompactd008:12:453
332974899210,20cyclictest0-21swapper/312:19:593
332974899210,20cyclictest0-21swapper/310:14:463
332974899210,20cyclictest0-21swapper/307:55:133
332974899210,1cyclictest0-21swapper/312:25:133
332974899210,1cyclictest0-21swapper/312:25:123
332974899210,19cyclictest3539364-21latency_hist10:35:003
3329745992119,1cyclictest3355353-21apt-get07:35:122
3329745992119,1cyclictest0-21swapper/211:05:142
3329745992119,1cyclictest0-21swapper/209:10:122
3329745992118,2cyclictest0-21swapper/210:55:112
3329745992118,2cyclictest0-21swapper/210:35:032
3329745992118,2cyclictest0-21swapper/209:25:132
3329745992118,2cyclictest0-21swapper/207:30:132
332974599211,1cyclictest0-21swapper/208:50:122
332974599211,1cyclictest0-21swapper/208:20:112
332974599210,2cyclictest0-21swapper/207:15:122
332974599210,20cyclictest64-21kcompactd012:10:222
332974599210,20cyclictest3620820-21cron11:55:002
332974599210,20cyclictest0-21swapper/212:00:112
332974599210,20cyclictest0-21swapper/211:10:422
332974599210,1cyclictest0-21swapper/212:23:412
332974599210,1cyclictest0-21swapper/208:40:132
332974599210,19cyclictest0-21swapper/207:50:132
332974599210,19cyclictest0-21swapper/207:20:122
332974399218,5cyclictest3467430-21apt-get09:25:121
3329743992119,1cyclictest0-21swapper/108:55:121
3329743992119,1cyclictest0-21swapper/107:10:121
3329743992116,3cyclictest3442107-21apt-get09:00:141
3329743992112,7cyclictest0-21swapper/109:50:001
3329738992119,1cyclictest0-21swapper/008:35:130
3329738992119,1cyclictest0-21swapper/007:45:110
3329738992118,2cyclictest3524122-21ps10:20:150
3329738992118,2cyclictest3426878-21apt-get08:45:130
3329738992118,2cyclictest3400486-21switchtime08:15:260
3329738992118,1cyclictest3421788-21apt-get08:40:130
332973899211,19cyclictest0-21swapper/011:11:140
332973899210,2cyclictest0-21swapper/007:35:230
332973899210,20cyclictest0-21swapper/011:05:120
332973899210,20cyclictest0-21swapper/010:05:380
332973899210,20cyclictest0-21swapper/009:45:110
332973899210,20cyclictest0-21swapper/009:40:110
332973899210,1cyclictest0-21swapper/011:50:110
332973899210,1cyclictest0-21swapper/010:35:130
332973899210,1cyclictest0-21swapper/008:25:120
332973899210,18cyclictest0-21swapper/012:15:120
3329748992018,1cyclictest0-21swapper/312:00:203
3329748992018,1cyclictest0-21swapper/311:35:143
3329748992018,1cyclictest0-21swapper/309:17:473
3329748992018,1cyclictest0-21swapper/307:21:083
3329748992017,1cyclictest0-21swapper/308:05:123
3329748992017,1cyclictest0-21swapper/307:35:133
332974899200,1cyclictest0-21swapper/311:10:093
332974899200,1cyclictest0-21swapper/311:00:113
3329745992018,1cyclictest64-21kcompactd012:07:092
3329745992017,2cyclictest391rcuc/212:15:112
3329745992016,2cyclictest3349179-21ntp_offset07:25:222
332974599200,1cyclictest0-21swapper/211:20:122
332974599200,1cyclictest0-21swapper/208:10:122
332974599200,19cyclictest0-21swapper/209:21:022
332974399206,5cyclictest3564564-21sshd10:55:511
3329743992017,2cyclictest0-21swapper/112:25:131
3329743992017,2cyclictest0-21swapper/112:25:121
3329738992018,1cyclictest3376072-21apt-get07:55:130
3329738992018,1cyclictest0-21swapper/011:59:050
3329738992018,1cyclictest0-21swapper/010:00:130
3329738992018,1cyclictest0-21swapper/008:50:230
3329738992018,1cyclictest0-21swapper/007:25:210
3329738992017,2cyclictest0-21swapper/008:55:120
3329738992016,3cyclictest3545346-21tr10:40:170
3329738992014,5cyclictest3340630-21sed07:20:160
332973899201,1cyclictest3600768-21apt-get11:35:130
332973899200,1cyclictest0-21swapper/011:40:130
332973899200,1cyclictest0-21swapper/008:20:120
332973899200,19cyclictest0-21swapper/012:25:130
332973899200,19cyclictest0-21swapper/012:25:130
332973899200,19cyclictest0-21swapper/010:56:430
332973899200,19cyclictest0-21swapper/010:53:290
332973899200,19cyclictest0-21swapper/009:25:120
3329748991917,1cyclictest0-21swapper/312:05:123
3329748991917,1cyclictest0-21swapper/310:15:123
3329748991916,1cyclictest0-21swapper/309:30:113
3329748991916,1cyclictest0-21swapper/308:40:133
3329748991915,2cyclictest3610927-21apt-get11:45:113
332974899190,1cyclictest64-21kcompactd011:53:103
3329745991918,1cyclictest0-21swapper/210:20:122
3329745991917,1cyclictest0-21swapper/209:40:112
3329745991917,1cyclictest0-21swapper/208:05:122
332974599190,19cyclictest0-21swapper/209:45:162
332974599190,18cyclictest0-21swapper/211:40:172
332974399195,2cyclictest0-21swapper/107:35:261
3329743991916,2cyclictest64-21kcompactd009:57:341
3329738991917,1cyclictest0-21swapper/008:30:210
3329738991917,1cyclictest0-21swapper/007:51:140
3329738991916,2cyclictest0-21swapper/009:15:110
3329738991915,2cyclictest0-21swapper/007:20:000
332973899190,2cyclictest3381639-21tr08:00:160
332973899190,1cyclictest0-21swapper/011:30:110
332973899190,1cyclictest0-21swapper/009:30:110
3329748991815,2cyclictest3350014-21sh07:30:003
332974399186,5cyclictest3590744-21diskstats11:25:151
3329743991816,1cyclictest0-21swapper/112:00:111
3329743991816,1cyclictest0-21swapper/111:05:131
3329743991814,2cyclictest3396891-21irqcore08:15:181
3329738991816,1cyclictest0-21swapper/007:10:120
3329745991715,1cyclictest3565675-21irqcore11:00:162
3329745991715,1cyclictest0-21swapper/209:30:112
3329745991714,2cyclictest0-21swapper/208:25:122
332974399178,2cyclictest0-21swapper/110:30:001
3329743991715,1cyclictest0-21swapper/108:45:131
3329743991715,1cyclictest0-21swapper/108:30:211
3329743991713,3cyclictest0-21swapper/110:05:141
3329738991716,1cyclictest64-21kcompactd009:05:260
3329738991715,1cyclictest0-21swapper/009:10:130
3329738991714,2cyclictest61650irq/133-enp0s29f1:rx-010:50:000
3329738991714,2cyclictest509-21systemd-logind12:15:000
3329748991611,4cyclictest3544610-21basename10:40:013
3329745991614,2cyclictest0-21swapper/210:10:122
3329745991614,1cyclictest0-21swapper/211:56:232
332974399161,5cyclictest3416918-21fschecks_time08:35:151
332974899159,4cyclictest3497750-21sshd09:51:513
3329748991513,1cyclictest0-21swapper/311:20:113
3329745991514,1cyclictest0-21swapper/211:30:202
3329738991513,1cyclictest0-21swapper/009:00:130
332974899149,3cyclictest3355077-21cron07:35:003
332974599149,3cyclictest3446898-21cron09:05:002
3329745991411,2cyclictest0-21swapper/211:45:112
3329745991410,3cyclictest3498408-21cpuspeed_turbos09:55:102
3329745991410,2cyclictest0-21swapper/211:35:172
3329745991311,1cyclictest0-21swapper/208:55:182
3329745991310,2cyclictest0-21swapper/209:05:152
332974899126,4cyclictest3401714-21tune2fs08:20:123
332974899121,4cyclictest3565098-21cat11:00:013
332974599129,2cyclictest3652640-21irqcore12:25:172
332974599129,2cyclictest3652640-21irqcore12:25:162
332974899119,1cyclictest3512509-21processes10:05:263
332974899118,2cyclictest3361353-21irqstats07:40:163
332974899115,4cyclictest3559786-21sshd10:54:453
332973899110,4cyclictest3329825-21cat07:10:010
33297489994,3cyclictest3329746-21cat07:10:003
33297439997,1cyclictest0-21swapper/107:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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