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2026-04-05 - 16:44
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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 Sun Apr 05, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3283216994845,2cyclictest3287325-21fwupd07:10:221
3283213994138,2cyclictest3251642-21kworker/0:2+pm07:10:230
3283220993228,3cyclictest401ktimers/209:25:022
328322299281,20cyclictest0-21swapper/309:20:103
328322099287,20cyclictest3548560-21awk11:30:002
328321699261,5cyclictest3436930-21idleruntime-cro09:40:001
3283222992519,3cyclictest3457489-21apt-get10:00:123
328322299251,22cyclictest261-21systemd-journal11:20:003
328322299250,5cyclictest3339419-21cron08:05:003
328321699251,5cyclictest3498576-21taskset10:40:151
328321399252,3cyclictest3548828-21apt-get11:30:110
3283213992519,4cyclictest3579435-21grep12:00:000
328321399250,23cyclictest3508105-21awk10:50:000
3283222992420,2cyclictest3452413-21apt-get09:55:123
328322299241,20cyclictest3609970-21apt-get12:30:113
328322299241,20cyclictest3564462-21apt-get11:45:123
328322299241,20cyclictest0-21swapper/311:35:013
328322299240,5cyclictest3472370-21https10:15:003
328322099241,20cyclictest3488235-21apt-get10:30:132
3283216992420,3cyclictest3492205-21ntpq10:30:231
328321699241,3cyclictest3513431-21apt-get10:55:111
328321699241,3cyclictest3360873-21ps08:25:161
328321699240,3cyclictest3483659-21grep10:25:181
328321399244,1cyclictest0-21swapper/012:30:210
3283213992421,2cyclictest3584465-21cron12:05:000
3283213992420,2cyclictest3329582-21apt-get07:55:130
3283213992419,3cyclictest3390571-21munin-run08:55:000
328321399241,3cyclictest3370528-21apt-get08:35:110
328321399241,2cyclictest3559407-21apt-get11:40:110
328321399241,21cyclictest3324198-21latency_hist07:50:010
3283222992320,2cyclictest0-21swapper/308:20:123
3283222992319,3cyclictest3389845-21/usr/sbin/munin08:50:223
3283222992319,2cyclictest3483172-21apt-get10:25:143
3283222992319,2cyclictest3308842-21apt-get07:35:133
3283222992318,3cyclictest3615024-21chrt12:35:103
3283222992318,3cyclictest3287413-21ntpq07:10:223
328322299231,2cyclictest3493284-21apt-get10:35:103
328322299231,2cyclictest3427098-21apt-get09:30:123
328322299231,20cyclictest3421639-21apt-get09:25:123
328322299230,3cyclictest3452135-21cron09:54:593
328322299230,20cyclictest0-21swapper/311:55:113
328322299230,20cyclictest0-21swapper/308:30:103
328322299230,19cyclictest0-21swapper/311:10:123
328322099231,21cyclictest3574637-21apt-get11:55:122
328322099231,19cyclictest3303728-21apt-get07:30:122
328322099230,19cyclictest0-21swapper/212:15:102
3283216992320,2cyclictest3404933-21ntpq09:05:211
3283216992320,2cyclictest3390826-21apt-get08:55:121
3283216992319,2cyclictest3313958-21apt-get07:40:141
328321699231,2cyclictest3462541-21apt-get10:05:121
328321699231,20cyclictest3543751-21apt-get11:25:101
328321699231,20cyclictest3375313-21munin-run08:40:001
328321699230,22cyclictest3447062-21idleruntime-cro09:50:001
328321699230,20cyclictest3385756-21apt-get08:50:111
328321699230,20cyclictest0-21swapper/108:10:131
328321399231,2cyclictest3375574-21apt-get08:40:120
328321399231,20cyclictest0-21swapper/011:05:120
328321399230,4cyclictest3344496-21awk08:10:000
328321399230,20cyclictest0-21swapper/007:15:110
3283222992220,1cyclictest3554333-21apt-get11:35:143
3283222992219,2cyclictest3604640-21sh12:25:003
3283222992219,2cyclictest3502208-21ntpq10:40:223
3283222992218,2cyclictest0-21swapper/308:40:123
328322299221,20cyclictest0-21swapper/312:08:133
328322299220,21cyclictest3527416-21nfs_client11:05:193
328322299220,19cyclictest0-21swapper/312:10:113
3283220992219,2cyclictest3584747-21apt-get12:05:132
3283220992219,2cyclictest3584466-21cron12:05:002
3283220992219,2cyclictest0-21swapper/210:55:112
328322099220,2cyclictest3508875-21sed10:50:152
328322099220,20cyclictest3548831-21taskset11:30:102
328322099220,20cyclictest3385489-21basename08:50:012
328322099220,19cyclictest0-21swapper/210:40:132
328322099220,19cyclictest0-21swapper/208:40:112
328322099220,19cyclictest0-21swapper/207:25:122
3283216992219,2cyclictest3319023-21apt-get07:45:101
3283216992218,2cyclictest3535870-21kthreadcore11:15:171
328321699221,20cyclictest0-21swapper/109:40:141
328321699220,3cyclictest3524047-21sed11:05:151
328321699220,21cyclictest3411597-21irqcore09:15:141
328321699220,20cyclictest3548803-21/usr/sbin/munin11:30:191
328321699220,20cyclictest3313699-21munin-run07:40:001
3283213992219,2cyclictest0-21swapper/007:35:110
3283213992217,4cyclictest3391310-21ps08:55:170
328321399221,2cyclictest3344765-21apt-get08:10:140
328321399221,20cyclictest0-21swapper/011:10:120
328321399221,20cyclictest0-21swapper/010:05:120
328321399221,20cyclictest0-21swapper/009:15:100
328321399221,20cyclictest0-21swapper/009:05:120
328321399220,2cyclictest0-21swapper/010:25:130
328321399220,21cyclictest3518236-21idleruntime-cro11:00:000
328321399220,21cyclictest3354597-21cron08:20:010
328321399220,21cyclictest3308564-21cron07:35:000
328321399220,21cyclictest0-21swapper/010:20:120
3283222992119,1cyclictest0-21swapper/308:10:143
3283222992118,2cyclictest3548558-21idleruntime-cro11:30:003
3283222992118,2cyclictest0-21swapper/307:40:133
3283222992118,1cyclictest0-21swapper/307:30:113
328322299211,19cyclictest0-21swapper/310:18:333
328322299210,20cyclictest0-21swapper/307:17:553
328322299210,1cyclictest3404796-21head09:05:193
328322299210,1cyclictest0-21swapper/312:15:103
328322299210,1cyclictest0-21swapper/309:35:103
328322299210,19cyclictest0-21swapper/309:15:103
3283220992119,1cyclictest0-21swapper/212:30:112
3283220992119,1cyclictest0-21swapper/209:05:122
3283220992119,1cyclictest0-21swapper/207:55:002
3283220992118,2cyclictest3338721-21/usr/sbin/munin08:00:232
3283220992118,2cyclictest0-21swapper/209:10:132
3283220992118,1cyclictest0-21swapper/208:10:132
3283220992117,2cyclictest0-21swapper/210:15:002
328322099210,20cyclictest3573896-21awk11:50:252
328322099210,20cyclictest3322953-21ntpq07:45:192
328322099210,20cyclictest0-21swapper/209:55:122
3283216992119,1cyclictest0-21swapper/110:15:141
3283216992119,1cyclictest0-21swapper/107:55:131
3283216992118,2cyclictest0-21swapper/111:20:191
3283216992118,1cyclictest3508376-21apt-get10:50:111
3283216992118,1cyclictest3478092-21apt-get10:20:111
328321699211,1cyclictest0-21swapper/112:35:101
328321699211,1cyclictest0-21swapper/108:15:111
328321699211,1cyclictest0-21swapper/107:25:121
328321699210,2cyclictest0-21swapper/107:30:491
328321699210,20cyclictest64-21kcompactd008:49:511
328321699210,20cyclictest0-21swapper/112:14:081
328321699210,20cyclictest0-21swapper/111:00:111
328321699210,20cyclictest0-21swapper/108:20:111
328321699210,20cyclictest0-21swapper/108:07:541
328321699210,1cyclictest0-21swapper/109:55:121
328321699210,19cyclictest0-21swapper/112:25:121
3283213992118,2cyclictest0-21swapper/010:15:100
3283213992118,2cyclictest0-21swapper/008:30:110
3283213992117,3cyclictest0-21swapper/012:05:130
3283213992117,2cyclictest3467572-21apt-get10:10:120
328321399210,2cyclictest3518502-21apt11:00:100
328321399210,2cyclictest0-21swapper/012:25:120
328321399210,2cyclictest0-21swapper/012:10:120
328321399210,2cyclictest0-21swapper/011:25:090
328321399210,2cyclictest0-21swapper/009:40:120
328321399210,20cyclictest0-21swapper/009:25:120
328321399210,20cyclictest0-21swapper/009:20:120
328321399210,1cyclictest64-21kcompactd011:48:200
3283222992018,1cyclictest0-21swapper/312:00:123
3283222992018,1cyclictest0-21swapper/309:11:213
3283222992018,1cyclictest0-21swapper/308:35:213
3283222992018,1cyclictest0-21swapper/307:20:053
328322299201,18cyclictest0-21swapper/309:42:323
328322299200,1cyclictest0-21swapper/311:50:223
328322299200,1cyclictest0-21swapper/310:55:193
328322299200,1cyclictest0-21swapper/308:58:593
328322299200,19cyclictest3299153-21ps07:25:163
3283220992018,1cyclictest0-21swapper/210:05:122
3283220992018,1cyclictest0-21swapper/209:01:082
3283220992018,1cyclictest0-21swapper/208:05:132
3283220992018,1cyclictest0-21swapper/207:57:422
3283220992016,2cyclictest3420025-21ntpq09:20:192
3283220992015,3cyclictest3436927-21cron09:39:592
328322099200,1cyclictest0-21swapper/212:10:122
328322099200,1cyclictest0-21swapper/211:35:142
328322099200,1cyclictest0-21swapper/210:45:112
328322099200,1cyclictest0-21swapper/210:15:102
328322099200,1cyclictest0-21swapper/207:35:122
328322099200,1cyclictest0-21swapper/207:15:132
328322099200,19cyclictest3365163-21idleruntime-cro08:30:012
328322099200,19cyclictest0-21swapper/211:20:102
3283216992018,1cyclictest0-21swapper/111:35:141
3283216992018,1cyclictest0-21swapper/111:12:181
3283216992018,1cyclictest0-21swapper/108:00:121
3283216992017,1cyclictest3416161-21apt-get09:20:111
3283216992016,2cyclictest3426792-21latency_hist09:30:011
328321699200,1cyclictest0-21swapper/110:10:131
328321699200,1cyclictest0-21swapper/107:52:511
328321699200,19cyclictest3503345-21apt-get10:45:111
328321699200,19cyclictest0-21swapper/112:15:141
3283213992018,1cyclictest0-21swapper/009:35:190
3283213992016,2cyclictest3380665-21apt-get08:45:130
328321399200,1cyclictest0-21swapper/012:35:100
328321399200,1cyclictest0-21swapper/011:20:100
328321399200,1cyclictest0-21swapper/009:50:120
328321399200,1cyclictest0-21swapper/007:50:110
3283222991917,1cyclictest0-21swapper/307:45:203
3283222991916,1cyclictest0-21swapper/311:00:113
3283220991917,1cyclictest0-21swapper/210:35:452
3283220991917,1cyclictest0-21swapper/209:30:122
3283220991917,1cyclictest0-21swapper/207:40:132
328322099190,1cyclictest0-21swapper/210:29:502
328322099190,19cyclictest0-21swapper/208:39:052
3283216991918,1cyclictest0-21swapper/110:36:501
3283216991917,1cyclictest0-21swapper/112:30:111
3283216991917,1cyclictest0-21swapper/111:55:111
3283216991917,1cyclictest0-21swapper/111:50:121
3283213991917,1cyclictest0-21swapper/009:30:120
3283213991915,2cyclictest3406036-21apt-get09:10:130
328321399190,1cyclictest0-21swapper/010:30:130
328321399190,19cyclictest0-21swapper/011:16:370
328321399190,19cyclictest0-21swapper/008:20:160
3283222991816,1cyclictest0-21swapper/309:04:223
3283222991815,2cyclictest64-21kcompactd009:46:183
3283220991817,1cyclictest0-21swapper/210:20:202
3283220991816,1cyclictest64-21kcompactd007:21:082
3283220991816,1cyclictest3619825-21cron12:40:002
3283220991816,1cyclictest3411103-21apt-get09:15:092
3283220991816,1cyclictest0-21swapper/210:00:122
3283220991815,1cyclictest3604916-21apt-get12:25:132
328322099180,18cyclictest0-21swapper/211:42:252
3283216991816,1cyclictest0-21swapper/111:40:101
3283216991815,2cyclictest3379977-21unixbench_singl08:40:251
3283213991816,1cyclictest0-21swapper/010:40:120
3283213991816,1cyclictest0-21swapper/009:45:110
3283213991815,2cyclictest3553639-21apt-get11:35:030
3283213991814,3cyclictest0-21swapper/012:20:120
328321399180,18cyclictest0-21swapper/011:50:150
3283222991715,1cyclictest3538697-21apt-get11:20:103
3283222991715,1cyclictest0-21swapper/308:05:123
3283222991713,2cyclictest3329313-21latency_hist07:55:013
3283222991713,2cyclictest0-21swapper/311:45:003
328322299170,17cyclictest0-21swapper/308:45:173
3283220991715,1cyclictest0-21swapper/208:55:122
3283216991715,1cyclictest64-21kcompactd009:52:451
3283216991715,1cyclictest0-21swapper/109:32:511
3283216991715,1cyclictest0-21swapper/109:10:131
3283216991714,2cyclictest3579691-21apt-get12:00:121
3283213991714,2cyclictest3362602-21kthreadcore08:25:170
3283213991714,2cyclictest3298658-21apt-get07:25:120
328322299169,5cyclictest261-21systemd-journal10:25:003
3283222991612,3cyclictest3354676-21apt-key08:20:003
3283220991614,1cyclictest0-21swapper/208:32:392
3283220991613,2cyclictest3359234-21ntpq08:20:202
3283220991613,2cyclictest261-21systemd-journal11:50:002
3283220991613,2cyclictest0-21swapper/209:45:002
3283216991614,1cyclictest0-21swapper/107:15:161
3283213991613,2cyclictest61650irq/133-enp0s29f1:rx-010:50:110
3283222991512,2cyclictest0-21swapper/310:05:153
3283220991513,1cyclictest0-21swapper/208:53:362
3283220991512,2cyclictest3533910-21fschecks_time11:15:132
3283220991511,3cyclictest3527374-21needreboot11:05:182
3283213991511,3cyclictest61650irq/133-enp0s29f1:rx-010:35:100
3283213991510,4cyclictest3396395-21tr09:00:160
3283222991411,2cyclictest509-21systemd-logind10:35:013
3283222991410,2cyclictest3604919-21chrt12:25:133
328322299140,4cyclictest3365169-21cron08:30:013
328322099149,4cyclictest3287312-21sshd07:10:202
3283220991413,1cyclictest0-21swapper/208:15:112
3283220991410,2cyclictest3447057-21cron09:50:002
328321699141,4cyclictest3370271-21awk08:35:011
3283216991412,1cyclictest0-21swapper/110:00:121
3283216991412,1cyclictest0-21swapper/107:20:201
3283213991412,1cyclictest0-21swapper/008:00:200
3283213991411,2cyclictest61650irq/133-enp0s29f1:rx-009:55:180
3283213991411,2cyclictest61650irq/133-enp0s29f1:rx-007:40:120
3283213991411,2cyclictest61650irq/133-enp0s29f1:rx-007:20:130
3283213991410,3cyclictest3595158-21gltestperf12:15:130
328322299139,2cyclictest0-21swapper/307:55:173
328322099139,3cyclictest2875-21cron12:25:002
3283216991311,1cyclictest0-21swapper/112:06:361
3283216991310,2cyclictest0-21swapper/111:50:001
328322299128,3cyclictest491ktimers/310:45:173
328322099128,3cyclictest3532917-21unixbench_multi11:10:252
3283220991210,1cyclictest0-21swapper/209:50:112
328321699129,2cyclictest3400225-21unixbench_multi09:00:251
328322299115,4cyclictest3508523-21df10:50:123
328321699118,1cyclictest0-21swapper/112:20:171
328321699110,3cyclictest3283379-21cat07:10:001
328321399117,3cyclictest171ktimers/010:00:120
328321399110,4cyclictest3283340-21cat07:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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