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2025-12-19 - 21:27
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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 Fri Dec 19, 2025 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
67946699281,22cyclictest767909-21apt-get08:35:122
679466992621,3cyclictest884537-21apt-get10:30:122
67946699260,24cyclictest986544-21sed12:10:152
67946699260,24cyclictest842574-21chrt09:45:222
67947099252,21cyclictest975923-21apt-get12:00:123
67946699251,22cyclictest793205-21apt-get09:00:122
67946299251,20cyclictest818460-21apt-get09:25:121
679470992421,2cyclictest843436-21idleruntime-cro09:50:003
679470992420,3cyclictest965861-21apt-get11:50:123
679470992420,2cyclictest854240-21apt-get10:00:103
679470992419,3cyclictest261-21systemd-journal09:25:013
67947099241,21cyclictest685110-21apt-get07:15:113
67946699242,20cyclictest711377-21apt-get07:40:132
679466992420,2cyclictest950718-21apt-get11:35:122
67946699241,3cyclictest0-21swapper/210:55:122
67946699241,22cyclictest889616-21chrt10:35:102
67946699241,22cyclictest889616-21chrt10:35:102
67946699241,22cyclictest823512-21apt-get09:30:102
67946699241,21cyclictest956261-21ps11:40:172
67946699241,21cyclictest746543-21sh08:15:002
67946699241,21cyclictest0-21swapper/208:40:122
67946699240,22cyclictest696084-21apt-get07:25:022
679462992421,2cyclictest955520-21idleruntime-cro11:40:011
679462992420,2cyclictest940564-21apt-get11:25:131
67946299241,21cyclictest869382-21apt-get10:15:121
67945999242,21cyclictest894668-21apt-get10:40:120
67945999242,20cyclictest751874-21apt-get08:20:120
67945999241,21cyclictest1006206-21apt-get12:30:120
67947099231,2cyclictest721538-21apt-get07:50:123
67947099231,2cyclictest0-21swapper/307:40:133
67947099231,20cyclictest889613-21apt-get10:35:123
67947099231,20cyclictest889613-21apt-get10:35:113
67947099231,20cyclictest731664-21apt-get08:00:123
67947099231,20cyclictest731664-21apt-get08:00:113
67947099230,20cyclictest0-21swapper/308:25:123
679466992320,2cyclictest41-21ksoftirqd/207:55:162
679466992319,2cyclictest0-21swapper/207:20:012
67946699231,2cyclictest0-21swapper/211:45:122
67946699231,2cyclictest0-21swapper/211:25:142
67946699231,21cyclictest0-21swapper/211:30:142
67946699231,21cyclictest0-21swapper/211:05:202
67946699231,20cyclictest879494-21apt-get10:25:132
67946699231,20cyclictest0-21swapper/207:45:122
67946699230,21cyclictest980712-21munin-run12:04:592
67946299231,2cyclictest679995-21apt-get07:10:131
67946299231,20cyclictest696125-21apt-get07:25:121
67945999232,2cyclictest991111-21apt-get12:15:110
67945999232,2cyclictest1011238-21apt-get12:35:110
679459992320,2cyclictest514-21in:imuxsock08:20:000
679459992319,2cyclictest970893-21apt-get11:55:120
679459992318,4cyclictest761841-21apt-config08:30:010
67945999231,2cyclictest726631-21apt-get07:55:100
679470992220,1cyclictest777994-21apt-get08:45:103
679470992218,2cyclictest996168-21apt-get12:20:133
679470992218,2cyclictest772662-21idleruntime-cro08:40:003
679470992217,4cyclictest833341-21awk09:40:003
67947099220,20cyclictest934550-21sh11:17:003
679466992219,2cyclictest0-21swapper/212:30:122
679466992219,2cyclictest0-21swapper/209:15:012
679466992218,2cyclictest848680-21apt-config09:54:592
679466992218,2cyclictest0-21swapper/209:15:112
67946699221,20cyclictest766501-21/usr/sbin/munin08:30:232
67946699221,20cyclictest0-21swapper/210:45:122
67946699221,20cyclictest0-21swapper/210:10:112
67946699220,2cyclictest64-21kcompactd007:10:032
67946699220,2cyclictest0-21swapper/210:00:102
67946699220,20cyclictest924997-21apt-get11:10:142
67946299224,1cyclictest0-21swapper/107:20:001
67946299222,19cyclictest762407-21apt-get08:30:121
679462992219,1cyclictest0-21swapper/109:05:111
67946299221,20cyclictest716466-21apt-get07:45:121
67946299221,20cyclictest706284-21apt-get07:35:121
67946299221,20cyclictest701216-21apt-get07:30:111
679459992219,2cyclictest945641-21apt-get11:30:140
679459992218,2cyclictest843708-21apt-get09:50:110
679459992218,2cyclictest798727-21tr09:05:150
67945999221,19cyclictest858104-21ntpq10:00:180
67945999220,20cyclictest934858-21unin-run11:20:000
679470992119,1cyclictest0-21swapper/310:40:113
679470992119,1cyclictest0-21swapper/307:25:123
679470992118,2cyclictest752377-21cut08:20:173
67947099210,2cyclictest746534-21cron08:15:003
67947099210,20cyclictest0-21swapper/312:10:113
67947099210,20cyclictest0-21swapper/310:30:123
67947099210,1cyclictest904476-21cron10:50:003
67947099210,1cyclictest0-21swapper/308:15:083
679466992119,1cyclictest0-21swapper/212:15:122
679466992119,1cyclictest0-21swapper/210:15:122
679466992118,2cyclictest756928-21apt-get08:25:112
679466992117,3cyclictest935150-21latency_hist11:20:012
67946699211,19cyclictest996168-21apt-get12:20:132
67946699211,18cyclictest751602-21awk08:19:592
67946699210,2cyclictest391rcuc/208:20:172
67946699210,2cyclictest0-21swapper/209:55:112
67946699210,2cyclictest0-21swapper/209:35:122
67946699210,20cyclictest690629-21apt-get07:20:102
67946699210,20cyclictest391rcuc/212:40:012
67946699210,20cyclictest0-21swapper/207:30:112
679462992119,1cyclictest0-21swapper/112:30:121
679462992119,1cyclictest0-21swapper/110:00:101
679462992119,1cyclictest0-21swapper/109:55:111
679462992118,2cyclictest986056-21apt-get12:10:111
679462992118,1cyclictest0-21swapper/112:00:121
679462992118,1cyclictest0-21swapper/108:00:121
679462992118,1cyclictest0-21swapper/108:00:111
679462992114,5cyclictest894671-21taskset10:40:111
67946299211,19cyclictest808347-21apt-get09:15:111
67946299210,20cyclictest828570-21apt-get09:35:111
67946299210,19cyclictest0-21swapper/107:50:111
679459992119,1cyclictest0-21swapper/011:50:110
679459992119,1cyclictest0-21swapper/010:35:110
679459992119,1cyclictest0-21swapper/010:35:110
679459992119,1cyclictest0-21swapper/009:35:120
679459992118,2cyclictest711097-21idleruntime-cro07:39:590
679459992118,1cyclictest939449-21ntpq11:20:240
679459992118,1cyclictest0-21swapper/010:55:120
679459992116,4cyclictest736437-21cron08:05:000
679459992116,4cyclictest736437-21cron08:05:000
67945999211,19cyclictest0-21swapper/007:10:130
67945999210,20cyclictest925480-21ps11:10:170
67945999210,20cyclictest0-21swapper/011:05:120
67945999210,20cyclictest0-21swapper/009:10:120
679470992018,1cyclictest0-21swapper/311:45:113
679470992018,1cyclictest0-21swapper/311:10:183
679470992018,1cyclictest0-21swapper/310:25:123
679470992018,1cyclictest0-21swapper/308:30:103
67947099200,2cyclictest915363-21sed11:00:173
67947099200,19cyclictest261-21systemd-journal12:40:003
67947099200,19cyclictest0-21swapper/311:30:143
67947099200,19cyclictest0-21swapper/311:25:133
67947099200,19cyclictest0-21swapper/310:10:123
67947099200,19cyclictest0-21swapper/309:50:103
67947099200,19cyclictest0-21swapper/309:25:123
67947099200,19cyclictest0-21swapper/307:45:123
679462992018,1cyclictest746533-21cron08:15:001
679462992018,1cyclictest0-21swapper/108:35:121
679462992018,1cyclictest0-21swapper/107:40:131
67946299200,1cyclictest0-21swapper/112:35:111
67946299200,1cyclictest0-21swapper/111:15:111
67946299200,1cyclictest0-21swapper/110:35:111
67946299200,1cyclictest0-21swapper/110:35:111
67946299200,1cyclictest0-21swapper/108:20:131
67946299200,1cyclictest0-21swapper/108:15:101
67946299200,1cyclictest0-21swapper/107:20:101
67946299200,19cyclictest261-21systemd-journal12:10:001
67946299200,19cyclictest0-21swapper/110:55:121
67946299200,19cyclictest0-21swapper/108:05:131
679459992018,1cyclictest824009-21ps09:30:140
679459992018,1cyclictest0-21swapper/012:00:120
679459992018,1cyclictest0-21swapper/009:00:120
679459992018,1cyclictest0-21swapper/008:45:120
679459992017,2cyclictest889348-21munin-run10:35:000
67945999200,1cyclictest0-21swapper/010:25:210
67945999200,1cyclictest0-21swapper/008:05:120
67945999200,19cyclictest981464-21ps12:05:160
67945999200,19cyclictest0-21swapper/007:40:130
679470991917,1cyclictest0-21swapper/310:50:113
679470991917,1cyclictest0-21swapper/307:55:123
679470991917,1cyclictest0-21swapper/307:20:103
67947099190,1cyclictest808839-21irqcore09:15:153
679466991917,1cyclictest0-21swapper/208:50:142
679466991916,2cyclictest736439-21cron08:05:002
679466991916,2cyclictest736439-21cron08:04:592
679466991914,4cyclictest261-21systemd-journal12:00:002
679462991918,1cyclictest0-21swapper/111:55:121
679462991917,1cyclictest915364-21grep11:00:171
679462991917,1cyclictest0-21swapper/110:30:111
679462991917,1cyclictest0-21swapper/108:25:121
679462991916,2cyclictest950436-21cron11:35:001
679462991916,2cyclictest864350-21apt-get10:10:121
679462991915,2cyclictest818190-21cron09:25:001
67946299190,1cyclictest0-21swapper/110:25:121
679459991918,1cyclictest0-21swapper/009:15:110
679459991917,1cyclictest818956-21ps09:25:160
679459991917,1cyclictest0-21swapper/010:50:120
679459991917,1cyclictest0-21swapper/007:20:100
67945999190,19cyclictest0-21swapper/008:35:110
67945999190,19cyclictest0-21swapper/007:25:120
679466991816,1cyclictest0-21swapper/210:40:112
679466991815,2cyclictest0-21swapper/212:25:102
679466991815,1cyclictest0-21swapper/209:25:122
679462991816,1cyclictest0-21swapper/111:40:121
679462991815,2cyclictest807245-21ntpq09:10:221
67946299180,15cyclictest0-21swapper/111:10:131
679459991816,1cyclictest874157-21cron10:20:000
679459991816,1cyclictest0-21swapper/011:40:130
679459991816,1cyclictest0-21swapper/008:55:130
67945999180,1cyclictest0-21swapper/009:20:170
67945999180,16cyclictest0-21swapper/007:20:010
67947099175,2cyclictest191rcu_preempt07:09:593
679470991716,1cyclictest0-21swapper/310:15:113
679470991715,1cyclictest0-21swapper/309:30:183
679470991715,1cyclictest0-21swapper/309:10:133
679470991715,1cyclictest0-21swapper/307:35:123
679470991714,2cyclictest985773-21cron12:10:003
679466991713,3cyclictest261-21systemd-journal09:45:002
679462991715,1cyclictest0-21swapper/108:50:211
679459991715,1cyclictest0-21swapper/010:05:120
679459991715,1cyclictest0-21swapper/007:50:120
679459991714,2cyclictest955505-21apt11:40:000
679459991714,2cyclictest0-21swapper/012:20:120
679459991710,5cyclictest700937-21cron07:34:550
67947099165,3cyclictest0-21swapper/312:25:223
679470991612,3cyclictest909809-21apt-get10:55:123
679470991612,1cyclictest0-21swapper/309:00:123
679466991613,2cyclictest0-21swapper/211:50:132
679466991613,1cyclictest798237-21apt-get09:05:122
679466991612,3cyclictest817719-21unixbench_multi09:20:252
679466991612,2cyclictest736719-21apt-get08:05:122
679466991611,3cyclictest0-21swapper/210:55:002
67946699160,4cyclictest261-21systemd-journal11:05:002
679462991615,1cyclictest0-21swapper/109:55:001
679462991614,1cyclictest0-21swapper/111:50:131
679462991614,1cyclictest0-21swapper/110:50:121
679462991613,2cyclictest996668-21sed12:20:171
679462991613,2cyclictest991438-21gltestperf12:15:141
679462991613,2cyclictest960807-21apt-get11:45:111
679462991613,2cyclictest900202-21irqcore10:45:161
679462991613,2cyclictest843035-21unixbench_singl09:45:261
679462991613,1cyclictest772941-21apt-get08:40:131
679462991612,3cyclictest939835-21unixbench_multi11:20:271
679462991612,2cyclictest0-21swapper/110:25:001
679459991614,1cyclictest773424-21ps08:40:170
679459991614,1cyclictest0-21swapper/008:30:120
679459991613,2cyclictest61650irq/133-enp0s29f1:rx-011:45:140
679459991613,1cyclictest746554-21munin-run08:15:000
679459991611,5cyclictest61650irq/133-enp0s29f1:rx-010:10:160
679470991513,1cyclictest0-21swapper/308:40:133
679470991512,2cyclictest956267-21tr11:40:173
679466991511,2cyclictest0-21swapper/207:09:592
679466991510,1cyclictest191rcu_preempt10:05:232
67946699150,4cyclictest706419-21cut07:35:132
679462991513,1cyclictest788637-21ps08:55:181
679462991513,1cyclictest0-21swapper/107:55:121
679462991512,2cyclictest679511-21apt-key07:09:591
679462991512,2cyclictest0-21swapper/112:29:591
679462991511,3cyclictest778061-21cpuspeed_turbos08:45:121
679459991513,1cyclictest0-21swapper/011:25:130
679459991512,2cyclictest61650irq/133-enp0s29f1:rx-012:25:220
679459991511,3cyclictest838779-21cpuspeed_turbos09:45:140
679459991511,3cyclictest61650irq/133-enp0s29f1:rx-009:40:130
67947099142,2cyclictest191rcu_preempt11:55:143
67947099141,4cyclictest850174-21kthreadcore09:55:153
679470991411,2cyclictest658786-21kworker/3:0+events_freezable_power_08:59:493
679470991410,2cyclictest874932-21irqcore10:20:163
679470991410,2cyclictest0-21swapper/307:30:153
67947099140,4cyclictest787445-21unixbench_singl08:50:263
67947099140,3cyclictest0-21swapper/310:05:143
67946699149,1cyclictest191rcu_preempt11:25:002
67946699148,1cyclictest191rcu_preempt12:05:242
67946699141,2cyclictest792514-21grep08:55:262
679466991410,2cyclictest0-21swapper/210:20:142
67946299148,5cyclictest923669-21memory11:05:171
679459991412,1cyclictest918736-21needreboot11:00:200
679459991412,1cyclictest0-21swapper/007:45:120
679459991411,2cyclictest61650irq/133-enp0s29f1:rx-009:55:110
679459991410,3cyclictest62450irq/134-enp0s29f1:tx-010:48:060
67947099139,2cyclictest0-21swapper/308:05:153
679470991310,2cyclictest658786-21kworker/3:0+events_freezable_power_09:43:453
679470991310,2cyclictest0-21swapper/311:20:143
67947099130,4cyclictest0-21swapper/311:05:103
679462991310,2cyclictest823487-21/usr/sbin/munin09:30:221
67946299130,3cyclictest793700-21ps09:00:161
679459991310,2cyclictest61650irq/133-enp0s29f1:rx-010:20:120
67947099129,2cyclictest950847-21cpuspeed_turbos11:35:123
67947099129,2cyclictest0-21swapper/307:10:173
67946299126,4cyclictest864245-21cut10:10:001
679462991210,1cyclictest0-21swapper/109:40:191
67945999129,2cyclictest0-21swapper/007:10:000
67945999121,10cyclictest783075-21apt-get08:50:120
67947099117,2cyclictest802205-21ntpq09:05:223
679470991110,1cyclictest0-21swapper/312:30:123
67947099110,2cyclictest994651-21cut12:15:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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