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2026-08-29 - 06:46
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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 Sat Aug 29, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28819799270,7cyclictest478039-21cron22:15:002
28819399275,20cyclictest299469-21irqcore19:20:161
28819799261,22cyclictest560672-21grep23:35:152
28819399262,21cyclictest411443-21apt-get21:10:121
28819399261,22cyclictest374294-21ntpq20:30:191
28819399261,21cyclictest400833-21apt-get21:00:101
28819399261,21cyclictest0-21swapper/121:20:101
28820099251,21cyclictest395744-21apt-get20:55:133
28820099250,23cyclictest0-21swapper/319:35:123
28819799252,3cyclictest606342-21apt-get00:20:122
28819799251,21cyclictest314662-21apt-get19:35:122
28819799251,20cyclictest0-21swapper/222:40:112
28819799251,20cyclictest0-21swapper/220:30:112
28819799250,21cyclictest452491-21apt-get21:50:112
288193992519,4cyclictest0-21swapper/120:00:011
28819399251,3cyclictest590638-21apt-get00:05:121
28819399251,21cyclictest447485-21tr21:45:151
28819399251,21cyclictest390674-21apt-get20:50:121
28819399251,21cyclictest350164-21apt-get20:10:121
28819399250,21cyclictest595755-21apt-get00:10:121
28819099252,20cyclictest509181-21apt-get22:45:130
28820099241,20cyclictest288727-21apt-get19:10:103
288197992420,2cyclictest298986-21apt-get19:20:132
28819799241,2cyclictest421583-21apt-get21:20:102
28819799241,21cyclictest436832-21apt-get21:35:122
28819799241,20cyclictest0-21swapper/222:55:132
28819799241,20cyclictest0-21swapper/220:55:132
28819799241,20cyclictest0-21swapper/219:50:122
28819799241,20cyclictest0-21swapper/200:15:122
28819799241,19cyclictest0-21swapper/200:30:112
28819799240,5cyclictest483868-21sed22:20:162
28819799240,3cyclictest579292-21seq23:50:202
288193992421,2cyclictest344856-21idleruntime-cro20:05:001
288193992420,2cyclictest365332-21apt-get20:25:131
288193992419,3cyclictest488455-21apt-get22:25:121
28819399241,3cyclictest385581-21apt-get20:45:101
28819399241,21cyclictest0-21swapper/121:50:121
28819399241,20cyclictest0-21swapper/122:15:111
28819399241,20cyclictest0-21swapper/121:55:101
28819399240,21cyclictest0-21swapper/121:25:131
28819399240,21cyclictest0-21swapper/121:25:121
28819399240,20cyclictest0-21swapper/122:05:131
288190992420,2cyclictest565265-21apt-get23:40:120
28819099241,22cyclictest411166-21cron21:10:000
28820099232,1cyclictest339780-21ls20:00:003
288200992319,2cyclictest304102-21apt-get19:25:123
28820099231,2cyclictest478034-21cron22:15:003
28820099230,22cyclictest0-21swapper/323:05:003
28820099230,19cyclictest0-21swapper/300:20:113
288197992320,2cyclictest324776-21apt-get19:45:102
288197992319,2cyclictest360285-21apt-get20:20:122
288197992318,3cyclictest0-21swapper/222:30:122
28819799231,2cyclictest309617-21apt-get19:30:112
28819799231,20cyclictest468147-21apt-get22:05:122
28819799231,19cyclictest0-21swapper/221:55:122
28819799230,3cyclictest375949-21irqcore20:35:162
28819799230,20cyclictest0-21swapper/223:15:122
28819799230,20cyclictest0-21swapper/219:40:102
28819799230,20cyclictest0-21swapper/200:35:122
288193992319,2cyclictest499016-21apt-get22:35:111
288193992318,3cyclictest483380-21apt-get22:20:121
288193992318,3cyclictest463032-21apt-get22:00:111
288193992317,4cyclictest298713-21cron19:20:001
28819399231,2cyclictest550063-21apt-get23:25:121
28819399231,20cyclictest0-21swapper/120:05:101
28819399230,3cyclictest585268-21cron00:00:001
28819399230,3cyclictest585268-21cron00:00:001
28819399230,3cyclictest3777322-21systemd-journal23:05:001
28819099232,19cyclictest611413-21apt-get00:25:130
288190992319,2cyclictest560183-21apt-get23:35:110
288190992319,2cyclictest329869-21apt-get19:50:120
28819099231,21cyclictest61650irq/133-enp0s29f1:rx-020:00:160
28819099231,19cyclictest0-21swapper/019:35:120
28819099230,3cyclictest325271-21ps19:45:150
28820099222,2cyclictest519294-21apt-get22:55:133
288200992219,2cyclictest545947-21kthreadcore23:20:173
288200992219,2cyclictest320225-21ps19:40:153
28820099220,3cyclictest494036-21grep22:30:163
28820099220,21cyclictest534604-21idleruntime-cro23:10:003
28820099220,19cyclictest64-21kcompactd020:35:103
28820099220,19cyclictest360773-21grep20:20:163
28820099220,19cyclictest0-21swapper/323:45:113
28820099220,19cyclictest0-21swapper/320:50:123
28820099220,19cyclictest0-21swapper/300:25:123
288197992219,2cyclictest0-21swapper/223:45:112
288197992219,2cyclictest0-21swapper/219:25:112
288197992219,1cyclictest446996-21apt-get21:45:112
288197992217,3cyclictest499513-21ps22:35:152
28819799221,2cyclictest0-21swapper/223:28:212
28819799221,1cyclictest0-21swapper/221:05:112
28819799220,2cyclictest380537-21apt-get20:40:122
28819799220,2cyclictest360033-21munin-run20:19:592
28819799220,2cyclictest0-21swapper/223:20:132
28819799220,2cyclictest0-21swapper/219:10:102
28819799220,20cyclictest0-21swapper/222:18:272
28819799220,20cyclictest0-21swapper/219:15:112
288193992219,2cyclictest64-21kcompactd022:43:431
288193992219,2cyclictest0-21swapper/121:15:101
288193992219,1cyclictest539946-21apt-get23:15:121
288193992219,1cyclictest441927-21apt-get21:40:091
288193992219,1cyclictest0-21swapper/100:25:121
288193992218,2cyclictest622077-21ps00:35:151
288193992218,2cyclictest318530-21chrt19:35:191
288193992215,5cyclictest328703-21runrttasks19:45:191
28819399221,2cyclictest0-21swapper/100:00:121
28819399221,20cyclictest601271-21apt-get00:15:111
28819399220,2cyclictest375467-21apt-get20:35:121
28819399220,21cyclictest64-21kcompactd022:14:091
28819099222,1cyclictest514226-21apt-get22:50:130
288190992219,2cyclictest405660-21apt-get21:05:000
288190992219,2cyclictest334983-21apt-get19:55:130
288190992219,2cyclictest0-21swapper/020:40:300
288190992218,3cyclictest616982-21sort00:30:160
288190992217,4cyclictest355703-21grep20:15:160
28819099221,20cyclictest497488-21ntpq22:30:210
28819099221,1cyclictest544996-21apt-get23:20:130
28819099221,1cyclictest416512-21apt-get21:15:110
28819099220,2cyclictest386075-21ps20:45:140
28819099220,21cyclictest596249-21sed00:10:170
28819099220,20cyclictest426416-21unin-run21:25:000
288200992119,1cyclictest472970-21sh22:10:003
288200992119,1cyclictest0-21swapper/323:10:113
288200992119,1cyclictest0-21swapper/322:25:123
288200992118,1cyclictest0-21swapper/319:50:123
28820099210,2cyclictest457540-21seq21:55:113
28820099210,1cyclictest0-21swapper/300:10:123
28820099210,19cyclictest0-21swapper/320:40:133
288197992119,1cyclictest0-21swapper/223:40:122
288197992118,2cyclictest0-21swapper/222:45:132
288197992118,2cyclictest0-21swapper/221:40:112
288197992118,2cyclictest0-21swapper/221:25:222
288197992118,2cyclictest0-21swapper/221:25:212
288197992118,1cyclictest64-21kcompactd020:50:142
288197992116,2cyclictest493276-21awk22:30:002
28819799211,1cyclictest0-21swapper/200:09:122
28819799211,19cyclictest0-21swapper/222:50:132
28819799210,2cyclictest0-21swapper/223:00:122
28819799210,20cyclictest64-21kcompactd023:10:372
28819799210,20cyclictest64-21kcompactd020:12:352
28819799210,1cyclictest0-21swapper/220:05:102
28819799210,19cyclictest0-21swapper/222:00:112
288193992119,1cyclictest0-21swapper/122:45:141
288193992117,2cyclictest570333-21apt-get23:45:101
28819399211,1cyclictest406348-21apt-get21:05:101
28819399211,1cyclictest0-21swapper/122:50:131
28819399210,2cyclictest64-21kcompactd019:14:271
28819399210,20cyclictest0-21swapper/119:30:121
288190992119,1cyclictest504085-21apt-get22:40:110
288190992119,1cyclictest0-21swapper/021:55:120
288190992118,2cyclictest431745-21apt-get21:30:120
288190992118,2cyclictest349910-21turbostat20:10:010
28819099211,1cyclictest0-21swapper/023:25:120
28819099211,19cyclictest426653-21apt-get21:25:120
28819099211,19cyclictest426653-21apt-get21:25:120
28819099210,2cyclictest575134-21sh23:50:000
28819099210,20cyclictest0-21swapper/022:15:120
28819099210,20cyclictest0-21swapper/021:35:130
28819099210,20cyclictest0-21swapper/020:50:120
28819099210,1cyclictest0-21swapper/019:25:130
288200992018,1cyclictest0-21swapper/323:40:123
288200992018,1cyclictest0-21swapper/321:50:113
288200992018,1cyclictest0-21swapper/321:35:123
288200992017,2cyclictest616490-21apt-get00:30:113
288200992017,2cyclictest560666-21irqcore23:35:153
288200992017,1cyclictest0-21swapper/319:45:123
288200992016,2cyclictest293842-21apt-get19:15:123
288200992013,5cyclictest447494-21grep21:45:153
28820099200,1cyclictest500-21dbus-daemon19:35:013
28820099200,1cyclictest416259-21munin-run21:15:003
28820099200,1cyclictest0-21swapper/322:40:113
28820099200,1cyclictest0-21swapper/321:40:113
28820099200,1cyclictest0-21swapper/319:20:133
28820099200,1cyclictest0-21swapper/300:05:123
28820099200,19cyclictest579284-21ntpq23:50:203
28820099200,19cyclictest0-21swapper/320:05:103
28820099200,17cyclictest478308-21apt-get22:15:123
288197992016,2cyclictest0-21swapper/223:55:132
288197992016,2cyclictest0-21swapper/223:55:122
288197992016,1cyclictest416235-21cron21:15:002
28819799200,2cyclictest0-21swapper/200:25:192
28819799200,1cyclictest0-21swapper/223:05:132
28819799200,1cyclictest0-21swapper/220:45:102
288193992016,2cyclictest0-21swapper/123:10:111
288193992014,3cyclictest555109-21apt-get23:30:111
28819399200,20cyclictest0-21swapper/120:57:141
28819399200,1cyclictest0-21swapper/119:30:011
28819399200,1cyclictest0-21swapper/100:22:381
288190992019,1cyclictest0-21swapper/023:00:130
288190992019,1cyclictest0-21swapper/022:02:180
288190992018,1cyclictest0-21swapper/020:55:130
288190992018,1cyclictest0-21swapper/020:25:130
288190992018,1cyclictest0-21swapper/000:05:120
28819099200,1cyclictest0-21swapper/022:55:130
28819099200,1cyclictest0-21swapper/000:35:100
288200991918,1cyclictest0-21swapper/320:20:003
288200991917,1cyclictest0-21swapper/322:45:143
288200991917,1cyclictest0-21swapper/300:15:123
288200991917,1cyclictest0-21swapper/300:00:123
288200991916,2cyclictest340534-21irqcore20:00:163
288200991916,1cyclictest621593-21apt-get00:35:123
288200991915,2cyclictest430629-21ntpq21:25:223
288200991915,2cyclictest430629-21ntpq21:25:223
28820099190,17cyclictest483869-21grep22:20:163
288197991917,1cyclictest0-21swapper/221:00:102
288197991915,3cyclictest370149-21idleruntime-cro20:30:002
288197991915,2cyclictest0-21swapper/200:10:122
288193991917,1cyclictest0-21swapper/123:05:131
288193991916,2cyclictest437328-21ps21:35:171
288193991916,2cyclictest0-21swapper/122:55:121
288193991915,2cyclictest0-21swapper/120:20:121
288190991917,1cyclictest483380-21apt-get22:20:110
28819099190,2cyclictest473727-21grep22:10:150
28819099190,1cyclictest64-21kcompactd023:08:590
28819099190,1cyclictest0-21swapper/022:05:130
288200991816,1cyclictest0-21swapper/323:15:123
288200991816,1cyclictest0-21swapper/322:00:113
288200991816,1cyclictest0-21swapper/320:30:113
288200991815,2cyclictest582700-21kthreadcore23:55:193
288200991815,2cyclictest582700-21kthreadcore23:55:183
288200991813,3cyclictest432034-21gltestperf21:30:153
28820099180,17cyclictest0-21swapper/320:45:193
288197991816,1cyclictest0-21swapper/221:35:002
288197991813,2cyclictest0-21swapper/219:55:122
288193991814,2cyclictest0-21swapper/123:35:111
288193991813,3cyclictest319729-21apt-get19:40:121
288190991816,1cyclictest64-21kcompactd019:34:540
288190991816,1cyclictest0-21swapper/022:35:110
288190991816,1cyclictest0-21swapper/020:35:110
288190991815,2cyclictest2875-21cron23:20:000
288200991715,1cyclictest0-21swapper/322:50:133
288200991715,1cyclictest0-21swapper/321:20:103
288200991713,3cyclictest503814-21ls22:40:003
288193991715,1cyclictest0-21swapper/120:44:191
288193991714,2cyclictest549792-21ls23:25:001
288193991712,3cyclictest565265-21apt-get23:40:111
288190991715,1cyclictest0-21swapper/019:40:110
288190991715,1cyclictest0-21swapper/019:10:010
288190991714,2cyclictest61650irq/133-enp0s29f1:rx-000:20:000
288200991614,1cyclictest64-21kcompactd021:05:503
288200991613,1cyclictest0-21swapper/320:12:343
288200991612,2cyclictest554840-21basename23:30:013
288197991614,1cyclictest0-21swapper/223:34:472
288197991613,2cyclictest417013-21tr21:15:142
28819399161,13cyclictest621331-21awk00:35:001
288190991616,0cyclictest0-21swapper/023:30:100
288190991615,0cyclictest0-21swapper/022:25:120
288190991614,1cyclictest0-21swapper/023:53:040
288190991614,1cyclictest0-21swapper/019:15:110
288190991614,1cyclictest0-21swapper/019:10:110
288190991614,1cyclictest0-21swapper/000:20:110
288190991613,2cyclictest61650irq/133-enp0s29f1:rx-021:45:200
288190991613,2cyclictest61650irq/133-enp0s29f1:rx-020:20:150
288190991613,2cyclictest61650irq/133-enp0s29f1:rx-019:20:130
28819099160,15cyclictest0-21swapper/021:40:200
288200991512,1cyclictest288428-21apt-key19:10:013
288197991513,1cyclictest0-21swapper/220:00:112
288193991513,1cyclictest436586-21idleruntime-cro21:35:001
288190991513,1cyclictest0-21swapper/021:10:150
288190991512,2cyclictest370881-21ps20:30:150
288190991511,3cyclictest584855-21unixbench_singl23:55:250
288190991511,3cyclictest584855-21unixbench_singl23:55:250
28819399148,4cyclictest500-21dbus-daemon22:35:011
288193991412,1cyclictest0-21swapper/120:15:111
288193991410,2cyclictest0-21swapper/123:50:121
288190991411,2cyclictest61650irq/133-enp0s29f1:rx-020:13:390
288190991411,1cyclictest585548-21apt-get00:00:120
28820099138,3cyclictest405954-21cat21:05:003
288200991310,2cyclictest0-21swapper/320:29:593
28819399131,3cyclictest288014-21latency_hist19:10:011
288193991310,2cyclictest0-21swapper/119:55:011
28820099128,3cyclictest555175-21cpuspeed_turbos23:30:113
28819099129,2cyclictest61650irq/133-enp0s29f1:rx-021:50:150
28820099117,2cyclictest0-21swapper/321:15:153
2881979995,3cyclictest18150irq/131-nvme0q319:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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