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2026-05-10 - 00:52
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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 all highest latencies:
System rackeslot4.osadl.org (updated Sat May 09, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
276600993313,2cyclictest520693-21unixbench_multi11:05:243
27660099272,21cyclictest460409-21apt-get10:10:143
27660099271,22cyclictest593211-21apt-get12:20:093
27659799261,21cyclictest312829-21apt-get07:45:122
27659099262,21cyclictest475578-21apt-get10:25:140
27659099262,21cyclictest328012-21apt-get08:00:120
27659099262,21cyclictest328012-21apt-get08:00:110
27659099261,22cyclictest261-21systemd-journal10:20:000
27660099251,21cyclictest552639-21apt-get11:40:123
27659399252,21cyclictest521428-21apt-get11:10:101
27659399252,20cyclictest567848-21apt-get11:55:121
27659399252,20cyclictest363493-21apt-get08:35:131
27659099252,21cyclictest557716-21apt-get11:45:110
27659099251,4cyclictest429596-21apt-get09:40:130
27659099251,3cyclictest562773-21apt-get11:50:120
27659099251,3cyclictest378673-21apt-get08:50:110
27659099251,22cyclictest547584-21apt-get11:35:100
27659099251,22cyclictest302668-21apt-get07:35:120
27659099250,23cyclictest546885-21cron11:35:010
27660099242,2cyclictest583035-21apt-get12:10:123
276600992420,2cyclictest603395-21apt-get12:30:123
27660099241,20cyclictest348284-21apt-get08:20:133
276590992420,3cyclictest424518-21apt-get09:35:120
27659099241,3cyclictest455307-21apt-get10:05:110
27659099241,3cyclictest343209-21apt-get08:15:120
27659099241,21cyclictest536625-21apt-get11:25:120
27659099241,21cyclictest292553-21cut07:25:160
276600992319,2cyclictest0-21swapper/310:25:143
276600992318,3cyclictest485636-21apt-get10:35:113
27660099230,21cyclictest541786-21apt-config11:30:013
27660099230,20cyclictest276806-21apt-get07:10:123
27660099230,20cyclictest0-21swapper/310:00:093
27660099230,20cyclictest0-21swapper/309:20:133
276597992319,2cyclictest338167-21apt-get08:10:122
27659799231,20cyclictest396029-21ps09:05:192
27659799230,4cyclictest577686-21awk12:05:012
27659799230,3cyclictest358155-21grep08:30:002
27659799230,19cyclictest0-21swapper/209:40:132
27659399231,2cyclictest556544-21ntpq11:40:201
27659399231,2cyclictest408956-21apt-get09:20:121
27659399230,22cyclictest408693-21awk09:20:001
276590992319,2cyclictest515195-21ntpq11:00:180
276590992319,2cyclictest0-21swapper/008:40:110
27659099231,2cyclictest0-21swapper/008:10:130
27659099231,2cyclictest0-21swapper/007:30:220
27659099231,21cyclictest373598-21apt-get08:45:110
27659099231,20cyclictest286968-21apt-get07:20:110
27659099230,3cyclictest444579-21munin-run09:54:590
276600992218,2cyclictest572638-21cron12:00:013
27660099221,1cyclictest0-21swapper/310:50:113
27660099221,19cyclictest496156-21apt-get10:45:113
27660099221,19cyclictest496156-21apt-get10:45:103
27660099221,19cyclictest307476-21cron07:40:003
27660099221,19cyclictest0-21swapper/311:20:123
27660099220,3cyclictest481104-21grep10:30:153
27660099220,2cyclictest567585-21idleruntime-cro11:55:013
27660099220,20cyclictest547587-21taskset11:35:113
27660099220,20cyclictest0-21swapper/312:15:113
27660099220,19cyclictest0-21swapper/309:00:113
27660099220,19cyclictest0-21swapper/308:45:113
27660099220,19cyclictest0-21swapper/307:35:003
276597992218,2cyclictest486125-21tr10:35:152
276597992218,2cyclictest439747-21apt-get09:50:112
27659799221,2cyclictest511321-21apt-get11:00:102
27659799221,1cyclictest598295-21apt-get12:25:122
27659799220,19cyclictest0-21swapper/211:25:122
276593992219,2cyclictest0-21swapper/108:40:121
276593992219,1cyclictest470521-21apt-get10:20:111
276593992218,2cyclictest587877-21idleruntime-cro12:15:001
276593992217,4cyclictest363215-21cron08:35:001
27659399221,2cyclictest480604-21apt-get10:30:121
27659399221,20cyclictest64-21kcompactd007:54:321
27659399220,2cyclictest486138-21irqcore10:35:151
27659399220,2cyclictest440235-21grep09:50:151
27659399220,21cyclictest546926-21/usr/sbin/munin11:35:011
27659399220,20cyclictest501211-21apt-get10:50:101
27659399220,20cyclictest434670-21apt-get09:45:101
27659399220,20cyclictest0-21swapper/109:40:131
27659399220,19cyclictest0-21swapper/107:20:111
276590992219,1cyclictest0-21swapper/010:35:120
276590992219,1cyclictest0-21swapper/010:10:140
276590992218,3cyclictest445226-21apt-get09:55:140
276590992217,2cyclictest0-21swapper/007:40:120
27659099221,2cyclictest0-21swapper/008:05:140
27659099221,20cyclictest0-21swapper/009:48:320
27659099221,20cyclictest0-21swapper/009:20:240
27659099221,20cyclictest0-21swapper/009:09:160
27659099221,20cyclictest0-21swapper/007:59:550
27659099221,1cyclictest383703-21apt-get08:55:110
27659099220,2cyclictest0-21swapper/012:05:110
27659099220,21cyclictest0-21swapper/012:10:110
27659099220,21cyclictest0-21swapper/007:10:130
27659099220,20cyclictest0-21swapper/011:55:120
27659099220,20cyclictest0-21swapper/010:40:030
27659099220,19cyclictest0-21swapper/010:20:110
276600992119,1cyclictest433695-21modprobe09:40:253
276600992119,1cyclictest0-21swapper/310:15:113
276600992119,1cyclictest0-21swapper/308:25:143
276600992118,2cyclictest0-21swapper/309:10:133
276600992118,1cyclictest0-21swapper/312:00:113
276600992116,2cyclictest0-21swapper/308:30:123
276600992115,4cyclictest322656-21cron07:55:003
27660099211,17cyclictest307761-21apt-get07:40:133
27660099210,20cyclictest0-21swapper/311:15:213
27660099210,1cyclictest0-21swapper/308:35:143
27660099210,19cyclictest1-21systemd09:55:003
276597992119,1cyclictest0-21swapper/210:20:112
276597992119,1cyclictest0-21swapper/208:20:542
276597992117,2cyclictest460148-21munin-run10:09:592
276597992117,2cyclictest0-21swapper/208:40:152
27659799211,19cyclictest0-21swapper/207:22:172
27659799210,20cyclictest64-21kcompactd009:28:382
27659799210,20cyclictest435159-21tr09:45:152
27659799210,20cyclictest0-21swapper/208:50:212
27659799210,20cyclictest0-21swapper/208:30:112
27659799210,19cyclictest0-21swapper/211:40:122
27659799210,19cyclictest0-21swapper/209:00:122
27659799210,19cyclictest0-21swapper/207:40:142
276593992119,1cyclictest506289-21apt-get10:55:121
276593992119,1cyclictest402790-21ntpq09:10:221
276593992118,1cyclictest450253-21apt-get10:00:101
276593992117,3cyclictest311ktimers/112:25:121
27659399210,2cyclictest548079-21ps11:35:151
27659399210,20cyclictest301rcuc/111:50:011
27659399210,20cyclictest301rcuc/109:10:001
27659399210,19cyclictest0-21swapper/110:05:121
27659399210,19cyclictest0-21swapper/108:00:121
27659399210,19cyclictest0-21swapper/108:00:121
276590992119,1cyclictest0-21swapper/011:22:050
276590992119,1cyclictest0-21swapper/008:20:110
276590992115,4cyclictest557449-21sh11:45:010
27659099210,2cyclictest455028-21cron10:05:000
27659099210,2cyclictest353361-21apt-get08:25:140
27659099210,20cyclictest0-21swapper/010:50:100
27659099210,1cyclictest407830-21ntpq09:15:220
27659099210,1cyclictest0-21swapper/010:45:150
27659099210,1cyclictest0-21swapper/010:45:140
276600992019,1cyclictest0-21swapper/311:01:383
276600992018,1cyclictest64-21kcompactd009:33:283
276600992018,1cyclictest337910-21idleruntime-cro08:10:013
276600992018,1cyclictest0-21swapper/310:40:123
276600992018,1cyclictest0-21swapper/307:48:053
276600992017,2cyclictest372445-21ntpq08:40:203
276600992017,1cyclictest0-21swapper/309:05:143
276600992016,2cyclictest455307-21apt-get10:05:123
27660099200,1cyclictest0-21swapper/312:25:123
27660099200,1cyclictest0-21swapper/311:47:533
27660099200,1cyclictest0-21swapper/308:10:163
27660099200,1cyclictest0-21swapper/307:58:193
27660099200,18cyclictest0-21swapper/307:20:113
276597992018,1cyclictest552365-21sh11:40:012
276597992018,1cyclictest0-21swapper/211:15:122
276597992018,1cyclictest0-21swapper/207:35:112
276597992017,2cyclictest285831-21chrt07:15:202
276597992016,3cyclictest578910-21kthreadcore12:05:172
276597992016,2cyclictest562773-21apt-get11:50:122
276597992016,2cyclictest302021-21dpkg07:35:002
276597992015,4cyclictest412858-21ntpq09:20:222
27659799200,1cyclictest0-21swapper/212:30:122
27659799200,1cyclictest0-21swapper/211:45:102
27659799200,1cyclictest0-21swapper/210:42:492
27659799200,1cyclictest0-21swapper/210:30:112
27659799200,1cyclictest0-21swapper/210:10:142
27659799200,1cyclictest0-21swapper/209:35:122
27659799200,1cyclictest0-21swapper/209:10:132
27659799200,1cyclictest0-21swapper/208:35:142
27659799200,19cyclictest0-21swapper/212:16:572
27659799200,19cyclictest0-21swapper/210:56:162
27659799200,19cyclictest0-21swapper/208:55:122
276593992018,1cyclictest491102-21apt-get10:40:111
276593992018,1cyclictest333105-21apt-get08:05:141
276593992018,1cyclictest0-21swapper/108:50:111
276593992018,1cyclictest0-21swapper/108:25:141
27659399200,1cyclictest0-21swapper/111:50:131
27659399200,1cyclictest0-21swapper/108:50:001
27659399200,1cyclictest0-21swapper/108:10:111
27659399200,1cyclictest0-21swapper/107:10:131
27659399200,19cyclictest539319-21kthreadcore11:25:181
27659399200,19cyclictest0-21swapper/111:23:091
27659399200,19cyclictest0-21swapper/109:25:121
27659399200,19cyclictest0-21swapper/107:56:101
27659399200,18cyclictest0-21swapper/109:35:121
276590992018,1cyclictest0-21swapper/009:10:540
276590992018,1cyclictest0-21swapper/007:45:120
276590992017,2cyclictest0-21swapper/011:05:250
27659099200,1cyclictest64-21kcompactd012:33:050
27659099200,1cyclictest0-21swapper/008:30:120
27659099200,19cyclictest0-21swapper/012:35:120
276600991917,1cyclictest0-21swapper/311:30:113
276600991917,1cyclictest0-21swapper/310:55:123
27660099190,1cyclictest0-21swapper/309:45:113
27660099190,19cyclictest0-21swapper/308:00:243
27660099190,19cyclictest0-21swapper/308:00:243
27660099190,18cyclictest475326-21munin-run10:25:003
276597991918,1cyclictest0-21swapper/207:25:132
276597991917,1cyclictest0-21swapper/211:31:122
276597991917,1cyclictest0-21swapper/210:50:112
276597991917,1cyclictest0-21swapper/210:15:242
276597991917,1cyclictest0-21swapper/210:00:092
276593991918,1cyclictest0-21swapper/111:16:091
276593991917,1cyclictest0-21swapper/112:38:271
276593991917,1cyclictest0-21swapper/110:45:111
276593991917,1cyclictest0-21swapper/110:45:101
276593991917,1cyclictest0-21swapper/108:20:131
276593991916,2cyclictest577959-21apt-get12:05:121
27659399190,0cyclictest0-21swapper/112:20:081
27659399190,0cyclictest0-21swapper/107:45:121
276590991917,1cyclictest0-21swapper/007:15:200
276590991916,1cyclictest318385-21grep07:50:160
276590991915,3cyclictest211rcuc/009:35:000
27659099190,1cyclictest0-21swapper/009:00:110
276600991817,1cyclictest0-21swapper/312:35:473
276600991815,2cyclictest578447-21sed12:05:173
276600991813,3cyclictest414785-21sed09:25:163
276597991816,1cyclictest0-21swapper/211:14:332
276597991816,1cyclictest0-21swapper/209:55:132
276593991816,1cyclictest0-21swapper/107:30:131
276593991815,2cyclictest388485-21sh09:00:011
27659399180,17cyclictest450005-21basename10:00:001
27659399180,0cyclictest0-21swapper/112:30:111
276590991816,1cyclictest0-21swapper/009:25:130
276600991715,1cyclictest0-21swapper/308:15:123
276597991715,1cyclictest532049-21ps11:20:162
276593991714,2cyclictest392250-21kthreadcore09:00:181
276593991713,2cyclictest470253-21basename10:20:001
276600991615,1cyclictest0-21swapper/307:17:593
276600991614,1cyclictest0-21swapper/308:52:043
276597991613,2cyclictest0-21swapper/209:15:132
276597991612,3cyclictest587452-21unixbench_singl12:10:242
276597991612,3cyclictest347210-21nvmesmart_nvme008:15:222
276597991610,4cyclictest337883-21cron08:10:012
276593991614,0cyclictest0-21swapper/110:25:141
276590991615,1cyclictest0-21swapper/011:15:120
276590991614,1cyclictest0-21swapper/012:25:000
276590991613,2cyclictest61650irq/133-enp0s29f1:rx-010:55:180
276590991613,2cyclictest61650irq/133-enp0s29f1:rx-008:35:190
276590991612,2cyclictest0-21swapper/012:20:000
276600991514,0cyclictest0-21swapper/309:15:123
276597991513,1cyclictest64-21kcompactd008:03:412
276597991513,1cyclictest64-21kcompactd008:03:412
276597991513,1cyclictest0-21swapper/207:55:132
276597991513,1cyclictest0-21swapper/207:50:122
27659799151,13cyclictest0-21swapper/208:50:002
276597991511,2cyclictest276940-21cpuspeed_turbos07:10:132
276593991513,1cyclictest0-21swapper/107:40:001
276593991512,2cyclictest309984-21kthreadcore07:40:191
276590991513,1cyclictest0-21swapper/010:33:090
276590991511,3cyclictest61650irq/133-enp0s29f1:rx-012:00:120
276600991412,1cyclictest0-21swapper/311:10:103
276600991411,2cyclictest296484-21unixbench_singl07:25:243
276597991412,1cyclictest0-21swapper/210:25:152
276593991411,2cyclictest516374-21apt-get11:05:121
276593991411,2cyclictest515696-21unixbench_singl11:00:231
276593991411,2cyclictest292549-21irqcore07:25:171
276593991410,2cyclictest419463-21apt-get09:30:111
276597991310,2cyclictest594159-21kthreadcore12:20:132
276593991310,2cyclictest588135-21apt-get12:15:121
276593991310,1cyclictest0-21swapper/107:15:171
27659099137,5cyclictest0-21swapper/012:20:070
276597991210,1cyclictest0-21swapper/211:05:252
27660099119,1cyclictest0-21swapper/308:55:103
27660099117,3cyclictest424583-21cpuspeed_turbos09:35:133
27659799116,3cyclictest500803-21sshd10:48:242
27659799116,3cyclictest500803-21sshd10:48:232
27659399114,1cyclictest4627511kthreadcore10:10:201
27659799107,2cyclictest0-21swapper/209:30:152
27659799100,9cyclictest276633-21cat07:10:002
27659399106,3cyclictest0-21swapper/112:00:231
27659399100,3cyclictest276711-21cat07:10:001
2765979997,1cyclictest608539-21cpuspeed_turbos12:35:132
2765909985,2cyclictest3768717-21kworker/0:0+events_power_efficient07:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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