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2026-03-31 - 23:52
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Tue Mar 31, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
410342992823,4cyclictest420418-21sh07:20:002
410342992723,3cyclictest509-21systemd-logind11:55:002
41034299262,3cyclictest623754-21awk10:40:002
41034299261,23cyclictest516970-21cron08:55:002
410346992518,5cyclictest502530-21ps08:40:173
41034699251,3cyclictest599187-21irqcore10:15:183
41034099251,22cyclictest506000-21ntpq08:40:221
41033799252,21cyclictest629043-21apt-get10:45:120
410337992521,2cyclictest726027-21apt-get12:20:120
410337992517,6cyclictest557994-21sleep09:35:010
410346992419,3cyclictest261-21systemd-journal08:40:003
41034699241,21cyclictest0-21swapper/310:05:123
41034699241,21cyclictest0-21swapper/309:55:123
41034699240,22cyclictest659824-21ps11:15:163
41034699240,20cyclictest0-21swapper/308:45:123
410342992420,2cyclictest471223-21apt-get08:10:122
410342992420,2cyclictest456040-21apt-get07:55:122
41034299241,20cyclictest664398-21apt-get11:20:122
41034299241,20cyclictest588590-21apt-get10:05:122
41034299241,20cyclictest532478-21apt-get09:10:112
41034299241,19cyclictest491178-21apt-get08:30:022
41034299240,20cyclictest0-21swapper/209:15:122
41034099241,21cyclictest568398-21apt-get09:45:121
41034099241,20cyclictest0-21swapper/111:25:121
41034099240,20cyclictest476283-21apt-get08:15:131
41034099240,20cyclictest476283-21apt-get08:15:131
410337992417,5cyclictest547363-21cron09:25:000
41033799241,21cyclictest674951-21apt-get11:30:110
41033799241,21cyclictest568113-21cron09:45:000
41033799241,21cyclictest420689-21apt-get07:20:100
41033799241,20cyclictest507123-21apt-get08:45:130
410346992319,2cyclictest649258-21apt-get11:05:123
410346992318,3cyclictest0-21swapper/312:15:013
41034699231,21cyclictest669476-21apt-get11:25:123
41034699230,20cyclictest0-21swapper/310:10:123
410342992319,2cyclictest0-21swapper/212:10:142
410342992318,3cyclictest654311-21apt-get11:10:112
410342992318,3cyclictest261-21systemd-journal10:15:002
410342992315,6cyclictest0-21swapper/210:00:002
41034299230,20cyclictest0-21swapper/211:40:112
41034299230,20cyclictest0-21swapper/211:15:122
410337992320,2cyclictest634098-21apt-get10:50:110
410337992319,2cyclictest496969-21apt-get08:35:110
410337992319,2cyclictest451011-21apt-get07:50:130
410337992318,3cyclictest491174-21sh08:30:000
41033799231,2cyclictest639175-21apt-get10:55:120
41033799231,2cyclictest598698-21apt-get10:15:140
41033799231,2cyclictest0-21swapper/007:45:120
41033799231,20cyclictest558246-21apt-get09:35:130
41033799230,3cyclictest715913-21irqcore12:10:170
41033799230,21cyclictest674466-21latency_hist11:30:010
410346992220,1cyclictest0-21swapper/311:55:123
410346992219,1cyclictest0-21swapper/309:35:123
410346992219,1cyclictest0-21swapper/307:20:093
41034699221,2cyclictest0-21swapper/309:45:123
41034699221,20cyclictest0-21swapper/307:25:123
41034699221,1cyclictest0-21swapper/307:30:133
41034699220,2cyclictest612687-21ntpq10:25:193
41034699220,2cyclictest0-21swapper/309:50:113
41034699220,21cyclictest0-21swapper/312:05:123
41034699220,20cyclictest690135-21apt-get11:45:113
41034699220,20cyclictest0-21swapper/310:57:473
41034699220,20cyclictest0-21swapper/308:25:243
410342992218,2cyclictest522297-21apt-get09:00:102
410342992218,2cyclictest0-21swapper/210:55:132
410342992218,2cyclictest0-21swapper/209:20:112
41034299221,20cyclictest0-21swapper/208:40:132
41034299220,19cyclictest0-21swapper/207:25:122
410340992218,2cyclictest648985-21basename11:05:001
410340992218,2cyclictest628770-21apt10:45:001
410340992218,2cyclictest578482-21apt-get09:55:121
41034099221,20cyclictest410332-21cyclictest07:30:171
41034099220,2cyclictest710348-21apt-get12:05:111
41034099220,2cyclictest599181-21ps10:15:181
41034099220,21cyclictest429745-21taskset07:25:221
41034099220,21cyclictest395314-21kworker/1:1+events07:20:181
41034099220,20cyclictest0-21swapper/107:45:121
410337992219,2cyclictest64-21kcompactd010:27:080
410337992219,2cyclictest0-21swapper/009:10:100
410337992219,2cyclictest0-21swapper/008:50:080
410337992218,2cyclictest689876-21munin-run11:45:000
410337992218,2cyclictest654038-21sh11:10:000
410337992218,2cyclictest0-21swapper/011:50:120
41033799221,2cyclictest0-21swapper/008:20:120
41033799221,20cyclictest64-21kcompactd010:08:520
41033799221,20cyclictest0-21swapper/011:10:110
41033799221,20cyclictest0-21swapper/010:35:100
41033799220,2cyclictest0-21swapper/009:00:100
41033799220,20cyclictest584046-21grep10:00:170
410346992119,1cyclictest64-21kcompactd008:54:083
410346992119,1cyclictest64-21kcompactd007:17:533
410346992119,1cyclictest0-21swapper/307:57:413
410346992118,2cyclictest705297-21apt-get12:00:123
410346992118,2cyclictest0-21swapper/312:15:123
410346992117,2cyclictest481338-21apt-get08:20:133
41034699210,2cyclictest0-21swapper/312:35:053
41034699210,2cyclictest0-21swapper/312:30:103
41034699210,20cyclictest64-21kcompactd007:12:323
41034699210,20cyclictest0-21swapper/312:25:123
41034699210,20cyclictest0-21swapper/309:15:123
41034699210,1cyclictest553143-21apt-get09:30:103
410342992119,1cyclictest0-21swapper/212:00:112
410342992119,1cyclictest0-21swapper/211:30:112
410342992118,2cyclictest0-21swapper/209:35:122
410342992118,2cyclictest0-21swapper/209:25:132
410342992118,2cyclictest0-21swapper/209:05:122
410342992118,2cyclictest0-21swapper/208:45:132
410342992118,1cyclictest553638-21ps09:30:152
410342992118,1cyclictest0-21swapper/211:35:142
410342992118,1cyclictest0-21swapper/208:05:112
41034299211,19cyclictest0-21swapper/209:48:582
41034299210,2cyclictest0-21swapper/212:35:102
41034299210,2cyclictest0-21swapper/210:45:122
41034299210,20cyclictest578200-21cron09:54:592
41034299210,20cyclictest0-21swapper/210:22:182
41034299210,20cyclictest0-21swapper/210:15:192
410340992119,1cyclictest0-21swapper/108:39:041
410340992119,1cyclictest0-21swapper/108:23:291
410340992118,2cyclictest490325-21ntpq08:25:241
410340992117,2cyclictest613860-21apt-get10:30:121
410340992116,4cyclictest563045-21awk09:40:001
41034099211,19cyclictest0-21swapper/109:43:361
41034099210,2cyclictest639658-21ps10:55:171
41034099210,20cyclictest720282-21https12:15:011
41034099210,1cyclictest0-21swapper/109:50:111
41034099210,19cyclictest0-21swapper/111:05:121
41034099210,19cyclictest0-21swapper/110:25:191
410337992119,1cyclictest0-21swapper/008:40:130
410337992119,1cyclictest0-21swapper/008:00:120
410337992117,2cyclictest732042-21sort12:25:150
410337992117,2cyclictest0-21swapper/007:35:130
410337992114,6cyclictest0-21swapper/009:25:120
41033799210,20cyclictest0-21swapper/012:04:590
41033799210,20cyclictest0-21swapper/011:00:120
41033799210,20cyclictest0-21swapper/010:40:110
410346992018,1cyclictest0-21swapper/310:45:123
410346992018,1cyclictest0-21swapper/307:36:103
410346992017,2cyclictest64-21kcompactd010:21:123
410346992017,2cyclictest0-21swapper/307:40:133
410346992017,1cyclictest624014-21apt-get10:40:133
41034699200,19cyclictest0-21swapper/310:50:123
41034699200,19cyclictest0-21swapper/308:34:463
410342992017,2cyclictest741595-21latency_hist12:35:002
410342992017,2cyclictest425489-21idleruntime-cro07:24:592
41034299200,1cyclictest0-21swapper/211:00:122
41034299200,1cyclictest0-21swapper/208:27:482
410340992018,1cyclictest64-21kcompactd011:48:191
410340992018,1cyclictest0-21swapper/112:20:121
410340992018,1cyclictest0-21swapper/110:05:131
410340992017,2cyclictest514-21in:imuxsock07:54:591
41034099200,1cyclictest64-21kcompactd009:06:291
41034099200,1cyclictest0-21swapper/112:15:121
41034099200,1cyclictest0-21swapper/111:55:111
41034099200,1cyclictest0-21swapper/110:20:111
41034099200,1cyclictest0-21swapper/108:55:121
41034099200,1cyclictest0-21swapper/107:10:111
41034099200,19cyclictest659833-21irqcore11:15:161
41034099200,19cyclictest0-21swapper/112:35:101
410337992018,1cyclictest618660-21idleruntime-cro10:35:000
410337992018,1cyclictest0-21swapper/007:25:200
410337992017,2cyclictest715173-21awk12:10:000
41033799200,19cyclictest0-21swapper/011:20:210
41033799200,19cyclictest0-21swapper/011:20:000
41033799200,19cyclictest0-21swapper/009:05:120
41033799200,19cyclictest0-21swapper/008:15:120
41033799200,19cyclictest0-21swapper/008:15:120
410346991917,1cyclictest476019-21munin-run08:15:003
410346991917,1cyclictest0-21swapper/311:23:033
410346991916,1cyclictest0-21swapper/308:05:443
410346991915,3cyclictest532197-21cron09:10:013
41034699190,18cyclictest0-21swapper/308:55:123
410342991917,1cyclictest618366-21apt-get10:31:552
410342991917,1cyclictest440626-21turbostat07:39:592
410342991917,1cyclictest434689-21ntpq07:30:212
410342991917,1cyclictest0-21swapper/211:05:122
410342991917,1cyclictest0-21swapper/210:25:112
410342991917,1cyclictest0-21swapper/210:00:122
410342991917,1cyclictest0-21swapper/209:40:542
41034299191,6cyclictest481078-21munin-run08:20:002
41034299191,6cyclictest481078-21munin-run08:19:592
410342991915,2cyclictest0-21swapper/210:40:132
410342991914,3cyclictest465863-21cron08:05:002
410340991917,1cyclictest629534-21irqcore10:45:161
410340991916,2cyclictest301rcuc/111:35:181
410340991915,3cyclictest730867-21apt-get12:25:021
41034099190,1cyclictest0-21swapper/107:39:561
41034099190,19cyclictest64-21kcompactd012:04:261
41034099190,19cyclictest0-21swapper/111:35:001
41034099190,19cyclictest0-21swapper/109:26:561
410337991918,1cyclictest0-21swapper/010:10:160
410337991917,1cyclictest64-21kcompactd008:57:220
410337991916,2cyclictest64-21kcompactd009:47:210
410337991916,2cyclictest0-21swapper/012:15:120
410337991916,2cyclictest0-21swapper/009:55:120
410337991916,2cyclictest0-21swapper/008:30:130
410337991916,1cyclictest603751-21apt-get10:20:110
410337991914,3cyclictest746876-21cron12:40:000
410346991816,1cyclictest0-21swapper/312:20:113
410346991816,1cyclictest0-21swapper/309:30:013
410346991815,2cyclictest680497-21irqcore11:35:183
410346991815,1cyclictest0-21swapper/307:45:123
41034699180,1cyclictest0-21swapper/308:15:133
41034699180,1cyclictest0-21swapper/308:15:123
410342991816,1cyclictest0-21swapper/212:25:002
410342991816,1cyclictest0-21swapper/208:24:592
410342991815,2cyclictest0-21swapper/207:40:132
410340991817,1cyclictest0-21swapper/108:34:471
410340991816,1cyclictest0-21swapper/110:10:121
410340991815,2cyclictest619420-21irqcore10:35:141
410340991815,1cyclictest0-21swapper/107:17:541
410340991814,2cyclictest440882-21apt-get07:40:121
41034099180,1cyclictest471715-21irqcore08:10:161
410337991816,1cyclictest0-21swapper/007:15:130
410337991815,2cyclictest0-21swapper/011:55:110
410337991815,2cyclictest0-21swapper/011:35:140
410337991812,4cyclictest476020-21turbostat08:14:590
410346991715,1cyclictest0-21swapper/310:02:243
410346991714,1cyclictest0-21swapper/311:00:203
410346991713,3cyclictest658081-21needreboot11:10:193
410342991715,1cyclictest0-21swapper/207:50:122
410342991714,2cyclictest700642-21gltestperf11:55:142
410340991713,3cyclictest532543-21cpuspeed_turbos09:10:111
41034099170,1cyclictest456531-21irqcore07:55:151
410337991715,1cyclictest0-21swapper/007:40:120
410346991614,1cyclictest0-21swapper/310:39:593
410346991614,1cyclictest0-21swapper/309:00:083
410340991614,1cyclictest0-21swapper/108:54:071
410340991613,2cyclictest0-21swapper/112:30:111
41034099161,2cyclictest191rcu_preempt08:09:591
410337991612,3cyclictest61650irq/133-enp0s29f1:rx-011:45:140
410337991612,3cyclictest61650irq/133-enp0s29f1:rx-007:55:170
410337991612,2cyclictest430820-21apt-get07:30:130
410346991512,2cyclictest563495-21fschecks_count09:40:153
410346991511,3cyclictest532543-21cpuspeed_turbos09:10:113
410346991511,2cyclictest0-21swapper/309:25:003
410342991512,2cyclictest401ktimers/212:28:552
410340991512,2cyclictest664502-21cpuspeed_turbos11:20:121
410340991512,2cyclictest0-21swapper/110:05:001
410337991513,1cyclictest0-21swapper/009:50:120
41034299148,5cyclictest411507-21tr07:10:172
410342991412,1cyclictest0-21swapper/210:50:112
410342991411,2cyclictest710348-21apt-get12:05:122
41034099142,2cyclictest191rcu_preempt09:30:111
410340991411,1cyclictest0-21swapper/109:15:131
410340991410,3cyclictest261-21systemd-journal09:02:101
41033799141,2cyclictest470071-21ntpq08:05:210
410346991310,2cyclictest689427-21unixbench_singl11:40:243
410346991310,2cyclictest461136-21cpuspeed_turbos08:00:123
410346991310,2cyclictest0-21swapper/311:50:283
41034299139,2cyclictest0-21swapper/212:15:252
410342991311,1cyclictest517742-21sed08:55:162
410342991311,1cyclictest450730-21cron07:50:002
410342991311,1cyclictest0-21swapper/208:35:182
410340991310,2cyclictest0-21swapper/108:45:141
41034099130,12cyclictest0-21swapper/111:44:551
41033799131,11cyclictest736640-21apt-get12:30:100
410337991310,2cyclictest61650irq/133-enp0s29f1:rx-007:10:170
41034699129,1cyclictest0-21swapper/307:50:213
41034699122,4cyclictest675042-21cut11:30:123
41034699121,2cyclictest410261-21latency_hist07:10:003
41034299129,2cyclictest669604-21cpuspeed_turbos11:25:132
41034099129,2cyclictest0-21swapper/110:50:201
41034099120,3cyclictest0-21swapper/109:20:191
41034299110,11cyclictest0-21swapper/211:48:542
41034099117,2cyclictest654648-21grep11:10:151
41034099117,2cyclictest0-21swapper/111:50:281
41034099110,2cyclictest191rcu_preempt08:00:151
41034299101,7cyclictest410261-21latency_hist07:09:592
4103379984,2cyclictest410338-21cat07:09:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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