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2026-05-17 - 07:22
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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 376 highest latencies:
System rackeslot4.osadl.org (updated Sun May 17, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
62790299301,21cyclictest776164-21apt-get21:35:122
62790299291,21cyclictest0-21swapper/223:15:132
62790299290,25cyclictest0-21swapper/219:20:112
62790299281,2cyclictest827336-21apt-get22:25:142
62790299281,2cyclictest0-21swapper/223:31:192
62790299280,19cyclictest0-21swapper/222:50:132
62790299280,19cyclictest0-21swapper/200:35:122
62790299271,2cyclictest674057-21apt-get19:55:112
62790299271,22cyclictest919254-21apt-get23:55:132
62790299270,7cyclictest699340-21seq20:20:122
62790299262,21cyclictest949599-21apt-get00:25:142
627902992621,3cyclictest653362-21apt-get19:35:122
627902992620,3cyclictest899078-21apt-get23:35:122
62789499261,22cyclictest924290-21apt-get00:00:100
62790299252,3cyclictest669002-21apt-get19:50:132
627902992520,3cyclictest663887-21apt-get19:45:032
62790299251,4cyclictest878095-21latency_hist23:15:012
627902992514,3cyclictest0-21swapper/223:40:132
62790299251,3cyclictest643278-21apt-get19:25:132
62790299251,21cyclictest817196-21apt-get22:15:122
62790299251,20cyclictest745780-21apt-get21:05:132
62790299250,21cyclictest0-21swapper/221:55:122
62790299250,20cyclictest64-21kcompactd022:14:252
62789499252,2cyclictest734774-21apt-get20:55:140
62789499251,22cyclictest760951-21apt-get21:20:120
62789499250,23cyclictest934173-21cron00:10:000
627904992422,1cyclictest837228-21cron22:35:003
62790499241,21cyclictest719556-21apt-get20:40:123
62790499240,23cyclictest688058-21chrt20:05:213
62790499240,22cyclictest0-21swapper/300:00:103
627902992419,4cyclictest0-21swapper/220:46:162
627902992419,3cyclictest807085-21apt-get22:05:132
62790299241,3cyclictest658419-21apt-get19:40:122
62790299241,2cyclictest648347-21apt-get19:30:252
62790299241,22cyclictest891188-21sed23:25:172
62790299241,20cyclictest857762-21apt-get22:55:132
62790299240,21cyclictest0-21swapper/223:45:122
62790299240,20cyclictest0-21swapper/221:40:132
62790299240,1cyclictest64-21kcompactd020:32:492
62789899241,21cyclictest771107-21apt-get21:30:111
627894992418,3cyclictest261-21systemd-journal20:35:000
627904992320,1cyclictest909165-21apt-get23:45:123
62790499231,2cyclictest791375-21apt-get21:50:103
62790499231,2cyclictest791375-21apt-get21:50:103
62790499231,2cyclictest0-21swapper/321:25:133
62790499230,20cyclictest945065-21grep00:20:163
62790499230,20cyclictest0-21swapper/323:27:013
62790499230,20cyclictest0-21swapper/321:00:133
627902992316,2cyclictest929370-21apt-get00:05:122
62790299231,3cyclictest0-21swapper/221:20:122
62790299231,2cyclictest729668-21apt-get20:50:112
62790299231,2cyclictest0-21swapper/223:20:202
62790299231,2cyclictest0-21swapper/223:00:132
627902992312,2cyclictest3871586-21snmpd22:00:152
62790299231,20cyclictest0-21swapper/221:50:152
62790299231,20cyclictest0-21swapper/221:50:152
62790299231,20cyclictest0-21swapper/220:00:122
62790299230,20cyclictest0-21swapper/222:20:122
62790299230,20cyclictest0-21swapper/219:10:132
62790299230,20cyclictest0-21swapper/219:10:132
627898992320,2cyclictest0-21swapper/121:10:001
627898992317,4cyclictest908889-21cron23:45:001
62789899231,2cyclictest781220-21apt-get21:40:131
62789899231,20cyclictest0-21swapper/122:20:121
62789899230,19cyclictest0-21swapper/100:10:111
627894992320,2cyclictest766031-21apt-get21:25:130
62789499231,21cyclictest944563-21apt-get00:20:110
62789499230,21cyclictest775885-21cron21:34:590
62789499230,20cyclictest0-21swapper/019:50:130
62789499230,1cyclictest740299-21apt-get21:00:120
62790499222,1cyclictest811892-21turbostat22:10:003
62790499222,19cyclictest837489-21apt-get22:35:123
627904992218,3cyclictest960277-21irqcore00:35:163
62790499220,21cyclictest725093-21tr20:45:173
62790499220,20cyclictest852419-21cron22:50:003
62790499220,20cyclictest0-21swapper/321:20:123
62790499220,19cyclictest0-21swapper/321:40:133
627902992218,2cyclictest0-21swapper/222:40:122
627902992217,4cyclictest0-21swapper/200:10:332
627902992216,3cyclictest0-21swapper/221:25:132
62790299220,2cyclictest929113-21munin-run00:05:002
62790299220,2cyclictest64-21kcompactd020:43:022
62790299220,20cyclictest745117-21systemd-run21:04:592
62789899222,19cyclictest684191-21apt-get20:05:131
62789899221,20cyclictest837217-21idleruntime-cro22:35:001
62789899220,19cyclictest0-21swapper/123:05:111
62789899220,19cyclictest0-21swapper/122:25:151
62789899220,19cyclictest0-21swapper/122:10:111
62789899220,19cyclictest0-21swapper/100:20:111
627894992219,2cyclictest903851-21grep23:40:000
627894992219,2cyclictest796480-21apt-get21:55:120
627894992219,1cyclictest652190-21ntpq19:30:320
627894992219,1cyclictest0-21swapper/019:15:120
62789499221,2cyclictest0-21swapper/023:27:010
62789499221,2cyclictest0-21swapper/021:50:110
62789499221,2cyclictest0-21swapper/021:50:110
62789499220,2cyclictest663573-21store19:45:000
62789499220,2cyclictest211rcuc/020:10:010
62789499220,2cyclictest0-21swapper/021:45:120
627904992119,1cyclictest0-21swapper/321:31:573
627904992119,1cyclictest0-21swapper/319:50:123
62790499211,1cyclictest883898-21apt-get23:20:033
62790499211,19cyclictest0-21swapper/321:45:243
62790499210,2cyclictest663274-21dpkg19:45:003
62790499210,1cyclictest0-21swapper/320:55:133
62790499210,18cyclictest0-21swapper/300:05:113
627902992117,3cyclictest958637-21chrt00:30:222
627902992117,3cyclictest958637-21chrt00:30:222
627902992117,2cyclictest0-21swapper/220:08:072
627902992116,3cyclictest694020-21idleruntime-cro20:15:002
627902992113,2cyclictest64-21kcompactd000:21:192
62790299211,19cyclictest0-21swapper/222:31:392
62790299210,2cyclictest0-21swapper/200:17:012
62790299210,20cyclictest64-21kcompactd020:25:182
627898992119,1cyclictest739608-21apt-get21:00:011
627898992119,1cyclictest709494-21apt-get20:30:131
627898992119,1cyclictest0-21swapper/120:46:161
627898992119,1cyclictest0-21swapper/119:27:461
627898992118,2cyclictest950088-21sed00:25:181
627898992118,2cyclictest689727-21ps20:10:141
627898992118,2cyclictest638220-21apt-get19:20:131
627898992118,2cyclictest0-21swapper/121:45:121
627898992118,1cyclictest0-21swapper/123:15:121
627898992117,2cyclictest755872-21apt-get21:15:131
62789899211,1cyclictest883935-21apt-get23:20:111
62789899210,20cyclictest913973-21kworker/1:1+events00:32:031
62789899210,20cyclictest913973-21kworker/1:1+events00:32:031
62789899210,19cyclictest0-21swapper/121:10:131
62789899210,18cyclictest0-21swapper/122:55:131
627894992119,1cyclictest822254-21apt-get22:20:120
627894992119,1cyclictest0-21swapper/020:45:110
627894992119,1cyclictest0-21swapper/020:35:110
627894992119,1cyclictest0-21swapper/019:25:130
627894992118,1cyclictest0-21swapper/020:25:120
627894992117,2cyclictest0-21swapper/023:05:110
62789499211,1cyclictest0-21swapper/020:40:130
62789499211,1cyclictest0-21swapper/000:15:130
62789499211,19cyclictest918975-21cron23:55:000
62789499210,2cyclictest884421-21ps23:20:160
62789499210,2cyclictest852417-21cron22:49:590
62789499210,2cyclictest0-21swapper/023:49:030
62789499210,20cyclictest817695-21ps22:15:160
62789499210,20cyclictest802931-21ps22:00:170
62789499210,20cyclictest704138-21cron20:25:010
62789499210,20cyclictest64-21kcompactd019:45:310
62789499210,20cyclictest0-21swapper/022:13:540
62789499210,1cyclictest878455-21apt-get23:15:140
62789499210,1cyclictest0-21swapper/021:35:130
627904992019,1cyclictest0-21swapper/323:30:143
627904992018,1cyclictest0-21swapper/322:20:533
627904992018,1cyclictest0-21swapper/321:10:123
627904992018,1cyclictest0-21swapper/320:14:333
627904992014,5cyclictest714235-21idleruntime-cro20:35:013
62790499200,2cyclictest653365-21chrt19:35:113
62790499200,1cyclictest64-21kcompactd023:02:173
62790499200,1cyclictest0-21swapper/323:35:213
62790499200,1cyclictest0-21swapper/322:42:233
62790499200,1cyclictest0-21swapper/321:15:133
62790499200,1cyclictest0-21swapper/300:30:143
62790499200,1cyclictest0-21swapper/300:30:133
62790499200,19cyclictest64-21kcompactd023:52:493
62790499200,17cyclictest0-21swapper/323:15:143
62790499200,0cyclictest0-21swapper/300:15:133
627902992018,1cyclictest0-21swapper/223:50:402
627902992016,2cyclictest694277-21apt-get20:15:112
62790299200,19cyclictest0-21swapper/221:00:002
627898992019,1cyclictest0-21swapper/123:55:131
627898992018,1cyclictest64-21kcompactd019:42:501
627898992018,1cyclictest0-21swapper/123:13:341
627898992018,1cyclictest0-21swapper/122:45:111
627898992018,1cyclictest0-21swapper/122:05:121
627898992018,1cyclictest0-21swapper/120:55:131
627898992018,1cyclictest0-21swapper/120:40:131
627898992018,1cyclictest0-21swapper/119:45:111
627898992018,1cyclictest0-21swapper/119:35:121
627898992018,1cyclictest0-21swapper/119:15:131
627898992018,1cyclictest0-21swapper/100:00:101
627898992017,2cyclictest898826-21munin-run23:35:001
627898992017,2cyclictest801337-21apt-config21:59:591
627898992016,3cyclictest892900-21ntpq23:25:211
627898992016,3cyclictest791378-21taskset21:50:101
627898992016,3cyclictest791378-21taskset21:50:101
62789899200,1cyclictest0-21swapper/122:15:121
62789899200,1cyclictest0-21swapper/121:25:131
62789899200,1cyclictest0-21swapper/119:55:111
62789899200,1cyclictest0-21swapper/119:50:131
62789899200,1cyclictest0-21swapper/100:05:111
62789899200,19cyclictest0-21swapper/122:40:151
62789899200,19cyclictest0-21swapper/122:35:121
627894992018,1cyclictest0-21swapper/023:55:130
627894992018,1cyclictest0-21swapper/019:55:120
627894992016,2cyclictest702-21runrttasks22:35:120
627894992016,2cyclictest696495-21ps20:15:160
627894992016,2cyclictest679601-21grep20:00:150
62789499200,19cyclictest0-21swapper/021:40:170
627904991917,1cyclictest0-21swapper/322:13:533
627904991916,2cyclictest681347-21kthreadcore20:00:183
627904991915,2cyclictest796483-21chrt21:55:113
62790499190,1cyclictest0-21swapper/322:04:143
627902991915,2cyclictest750836-21apt-get21:10:132
627898991917,1cyclictest0-21swapper/123:01:121
627898991917,1cyclictest0-21swapper/100:15:131
62789899190,1cyclictest0-21swapper/120:00:111
62789899190,1cyclictest0-21swapper/119:34:131
627894991917,1cyclictest934449-21apt-get00:10:110
627894991917,1cyclictest0-21swapper/021:15:130
627894991917,1cyclictest0-21swapper/000:32:360
627894991917,1cyclictest0-21swapper/000:32:360
627894991916,2cyclictest628083-21/usr/sbin/munin19:10:190
627894991916,2cyclictest628083-21/usr/sbin/munin19:10:180
627894991916,2cyclictest0-21swapper/020:10:470
627894991914,3cyclictest729668-21apt-get20:50:120
62789499190,19cyclictest0-21swapper/021:10:120
627904991815,2cyclictest832175-21munin-plugin-st22:29:593
627904991815,2cyclictest0-21swapper/319:32:053
627904991815,1cyclictest0-21swapper/320:35:113
627904991815,1cyclictest0-21swapper/320:25:113
627904991814,2cyclictest0-21swapper/323:05:113
627904991814,2cyclictest0-21swapper/319:25:133
62790499180,1cyclictest0-21swapper/319:49:503
62790499180,0cyclictest0-21swapper/319:57:533
627902991815,1cyclictest0-21swapper/221:15:132
627898991816,1cyclictest0-21swapper/123:37:461
627898991816,1cyclictest0-21swapper/121:35:131
627898991816,1cyclictest0-21swapper/120:50:111
627898991816,1cyclictest0-21swapper/100:35:121
627898991814,2cyclictest704415-21apt-get20:25:101
627894991816,1cyclictest959793-21apt-get00:35:120
627894991816,1cyclictest0-21swapper/023:11:580
627894991816,1cyclictest0-21swapper/023:00:120
627894991816,1cyclictest0-21swapper/022:50:130
627894991816,1cyclictest0-21swapper/022:05:200
627894991816,1cyclictest0-21swapper/021:09:560
627894991816,1cyclictest0-21swapper/019:35:120
627904991715,1cyclictest0-21swapper/319:15:133
627904991714,2cyclictest919366-21cpuspeed_turbos23:55:143
627904991713,3cyclictest642546-21unixbench_multi19:20:243
627902991713,2cyclictest775075-21ntpq21:30:212
627894991715,1cyclictest0-21swapper/022:44:000
627894991714,1cyclictest0-21swapper/022:55:130
627904991612,2cyclictest0-21swapper/320:20:133
627902991612,3cyclictest867985-21cpuspeed_turbos23:05:122
627902991612,2cyclictest786277-21apt-get21:45:112
627894991613,2cyclictest61650irq/133-enp0s29f1:rx-022:30:160
627894991612,3cyclictest827826-21sed22:25:190
627894991612,2cyclictest643000-21cron19:25:010
627904991513,1cyclictest0-21swapper/323:11:583
62790299157,7cyclictest842283-21idleruntime-cro22:40:002
627902991511,2cyclictest0-21swapper/219:15:162
627898991513,1cyclictest0-21swapper/123:52:491
627904991413,1cyclictest0-21swapper/321:09:563
627904991412,1cyclictest952025-21kthreadcore00:25:203
627904991412,1cyclictest852683-21apt-get22:50:133
627904991412,1cyclictest0-21swapper/321:35:133
627904991412,1cyclictest0-21swapper/320:15:173
627904991411,2cyclictest905064-21tr23:40:173
62789899149,4cyclictest0-21swapper/122:50:231
62789899147,3cyclictest0-21swapper/120:20:001
627898991412,1cyclictest0-21swapper/121:20:121
627904991311,1cyclictest0-21swapper/320:50:113
627904991311,1cyclictest0-21swapper/300:10:123
62790499130,2cyclictest191rcu_preempt19:10:133
62790499130,2cyclictest191rcu_preempt19:10:133
627902991311,1cyclictest0-21swapper/222:49:552
62789899139,3cyclictest714676-21fschecks_count20:35:131
62789899139,2cyclictest0-21swapper/122:00:251
627898991310,2cyclictest0-21swapper/120:25:011
62789899130,2cyclictest910976-21kthreadcore23:45:171
62790499120,11cyclictest821991-21awk22:20:003
62789899121,3cyclictest0-21swapper/119:10:121
62789899121,3cyclictest0-21swapper/119:10:121
62789499129,2cyclictest61650irq/133-enp0s29f1:rx-023:40:150
62790499119,1cyclictest627953-21latency_hist19:10:013
6278989997,1cyclictest0-21swapper/119:10:011
6278949996,2cyclictest627820-21latency_hist19:10:000
6279029981,5cyclictest627900-21cat19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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