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2026-06-17 - 03:56
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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 Wed Jun 17, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3638646994036,2cyclictest3739885-21fwupd20:45:572
3638650992926,2cyclictest0-21swapper/300:20:173
363864699271,24cyclictest3730066-21cron20:40:002
363864699265,2cyclictest0-21swapper/222:00:002
363864699265,2cyclictest0-21swapper/221:59:592
3638646992624,1cyclictest0-21swapper/222:45:132
363864299261,20cyclictest3894858-21apt-get23:20:121
363864099262,21cyclictest3935696-21apt-get00:00:110
363864099262,21cyclictest3674685-21apt-get19:45:120
363864699252,21cyclictest3905367-21apt-get23:30:122
363864699252,21cyclictest3765902-21apt-get21:15:142
363864699252,21cyclictest3654048-21apt-get19:25:132
363864699252,21cyclictest3654048-21apt-get19:25:132
3638646992520,3cyclictest3955939-21apt-get00:20:132
363864699251,5cyclictest3971126-21base6400:35:012
363864699251,3cyclictest3899890-21apt-get23:25:132
363864699251,3cyclictest3740507-21apt-get20:50:122
363864699251,22cyclictest3679731-21apt-get19:50:112
363864299252,21cyclictest3796776-21apt-get21:45:111
363864299251,22cyclictest3699949-21apt-get20:10:121
3638650992420,2cyclictest3659078-21apt-get19:30:133
3638646992422,1cyclictest391rcuc/222:20:012
3638646992420,3cyclictest514-21in:imuxsock20:59:592
3638646992420,2cyclictest3817056-21apt-get22:05:142
3638646992420,2cyclictest3684764-21apt-get19:55:122
3638646992419,3cyclictest3638861-21apt-get19:10:122
363864699241,22cyclictest0-21swapper/219:40:122
363864699241,21cyclictest3705023-21apt-get20:15:122
363864699241,21cyclictest3643937-21apt-get19:15:122
363864699241,21cyclictest0-21swapper/219:35:122
363864699240,22cyclictest3720723-21tr20:30:172
3638640992421,2cyclictest3699674-21idleruntime-cro20:10:010
3638640992419,2cyclictest3940755-21apt-get00:05:150
363864099241,21cyclictest3710103-21apt-get20:20:120
363865099232,2cyclictest3930639-21apt-get23:55:123
3638650992320,2cyclictest3694871-21apt-get20:05:133
3638650992319,2cyclictest3863572-21apt-get22:50:123
3638650992319,2cyclictest3781206-21apt-get21:30:133
363865099230,3cyclictest3883348-21seq23:05:253
363865099230,20cyclictest0-21swapper/320:00:133
3638646992319,3cyclictest0-21swapper/219:45:132
3638646992319,2cyclictest3774977-21ntpq21:20:222
363864699231,3cyclictest3777322-21systemd-journal22:15:012
363864699231,2cyclictest0-21swapper/223:15:142
363864699231,2cyclictest0-21swapper/221:13:432
363864699231,2cyclictest0-21swapper/221:00:102
363864699231,21cyclictest3941250-21ps00:05:202
363864699231,21cyclictest0-21swapper/223:45:122
363864699231,21cyclictest0-21swapper/221:25:132
363864699231,21cyclictest0-21swapper/200:15:122
363864699231,20cyclictest0-21swapper/223:35:112
363864699231,20cyclictest0-21swapper/223:20:112
363864699231,20cyclictest0-21swapper/221:40:002
363864699230,3cyclictest3663852-21cron19:35:012
3638642992320,2cyclictest3847937-21apt-get22:35:121
3638642992320,2cyclictest3664131-21apt-get19:35:121
3638642992319,2cyclictest3966090-21apt-get00:30:111
363864299231,20cyclictest3755737-21apt-get21:05:131
363864299230,21cyclictest3832043-21apt-config22:20:011
363864299230,20cyclictest0-21swapper/120:20:111
3638640992320,2cyclictest3760808-21apt-get21:10:110
3638640992319,2cyclictest3735417-21apt-get20:45:110
3638640992319,2cyclictest3689795-21apt-get20:00:120
3638640992319,2cyclictest0-21swapper/020:35:130
3638640992317,3cyclictest0-21swapper/000:20:130
363864099231,3cyclictest500-21dbus-daemon22:20:010
363864099231,2cyclictest3730343-21apt-get20:40:130
363864099231,2cyclictest0-21swapper/019:10:130
363864099230,4cyclictest3777322-21systemd-journal21:25:000
3638650992218,3cyclictest3940480-21cron00:05:003
363865099221,2cyclictest3884327-21apt-get23:10:123
363865099221,20cyclictest3750666-21apt-get21:00:103
363865099221,19cyclictest0-21swapper/322:35:123
363865099221,19cyclictest0-21swapper/319:40:003
363865099220,21cyclictest3827695-21irqcore22:15:193
363865099220,21cyclictest0-21swapper/323:20:113
363865099220,20cyclictest0-21swapper/323:25:133
363865099220,19cyclictest0-21swapper/320:10:133
3638646992219,2cyclictest391rcuc/222:40:002
3638646992219,2cyclictest0-21swapper/223:55:122
3638646992219,2cyclictest0-21swapper/220:00:122
3638646992218,2cyclictest3873774-21apt-get23:00:142
3638646992218,2cyclictest0-21swapper/223:10:122
363864699221,2cyclictest0-21swapper/200:10:122
363864699220,2cyclictest3801846-21apt-get21:50:122
363864699220,2cyclictest0-21swapper/221:40:192
363864699220,2cyclictest0-21swapper/200:00:112
363864699220,21cyclictest0-21swapper/223:41:352
363864699220,20cyclictest0-21swapper/222:50:132
3638642992218,3cyclictest3690286-21irqcore20:00:161
3638642992218,2cyclictest3750666-21apt-get21:00:101
363864299221,20cyclictest3956431-21sed00:20:171
363864299221,20cyclictest3879252-21apt-get23:05:131
363864299221,20cyclictest0-21swapper/123:25:121
363864299221,1cyclictest0-21swapper/121:25:001
363864299220,3cyclictest3709834-21sh20:20:001
363864299220,20cyclictest3853490-21irqcore22:40:171
363864299220,19cyclictest0-21swapper/121:30:121
363864299220,19cyclictest0-21swapper/121:15:131
363864299220,19cyclictest0-21swapper/119:25:081
363864299220,19cyclictest0-21swapper/119:25:081
3638640992219,1cyclictest0-21swapper/019:20:150
3638640992218,2cyclictest3867491-21ntpq22:50:220
3638640992217,4cyclictest0-21swapper/000:29:590
363864099221,20cyclictest3945804-21apt-get00:10:110
363864099221,20cyclictest0-21swapper/022:40:130
363864099221,20cyclictest0-21swapper/021:30:120
363864099221,20cyclictest0-21swapper/020:50:130
363864099220,20cyclictest3812496-21irqcore22:00:170
363864099220,19cyclictest0-21swapper/021:15:130
3638650992119,1cyclictest64-21kcompactd021:27:103
3638650992119,1cyclictest0-21swapper/321:15:143
3638650992119,1cyclictest0-21swapper/320:20:113
3638650992119,1cyclictest0-21swapper/319:25:133
3638650992119,1cyclictest0-21swapper/319:25:133
363865099210,20cyclictest64-21kcompactd022:48:543
363865099210,20cyclictest64-21kcompactd021:11:343
363865099210,20cyclictest3750400-21turbostat.cron20:59:593
363865099210,1cyclictest0-21swapper/319:11:423
363865099210,19cyclictest3709836-21cron20:20:013
363865099210,19cyclictest0-21swapper/321:45:123
3638646992119,1cyclictest0-21swapper/222:20:122
3638646992119,1cyclictest0-21swapper/220:05:132
3638646992118,2cyclictest64-21kcompactd023:06:372
3638646992114,2cyclictest191rcu_preempt23:50:182
363864699211,1cyclictest0-21swapper/221:05:122
363864699210,2cyclictest0-21swapper/200:36:242
363864699210,20cyclictest0-21swapper/222:55:532
3638642992118,2cyclictest3638861-21apt-get19:10:121
3638642992116,2cyclictest3777322-21systemd-journal23:55:001
363864299210,2cyclictest3874272-21grep23:00:181
363864299210,2cyclictest3750399-21cron20:59:591
363864299210,20cyclictest3780047-21ntpq21:25:221
363864299210,20cyclictest0-21swapper/121:10:111
363864299210,1cyclictest0-21swapper/120:50:131
363864299210,1cyclictest0-21swapper/100:00:111
363864299210,19cyclictest0-21swapper/120:40:131
363864299210,19cyclictest0-21swapper/119:45:121
363864299210,19cyclictest0-21swapper/100:35:111
3638640992119,1cyclictest3868672-21apt-get22:55:120
3638640992119,1cyclictest0-21swapper/022:25:130
3638640992118,2cyclictest3935423-21cron23:59:590
3638640992118,2cyclictest3863058-21apt-config22:50:010
3638640992118,2cyclictest3777322-21systemd-journal22:25:000
3638640992118,2cyclictest0-21swapper/023:05:010
3638640992118,1cyclictest0-21swapper/021:50:130
3638640992117,3cyclictest3664633-21tr19:35:160
3638640992117,2cyclictest3796426-21apt-config21:45:000
3638640992117,2cyclictest3669678-21chrt19:40:120
363864099210,2cyclictest3725030-21munin-run20:35:000
363864099210,20cyclictest3966600-21sed00:30:180
363864099210,20cyclictest3905850-21ps23:30:160
363864099210,20cyclictest0-21swapper/023:10:110
363864099210,20cyclictest0-21swapper/022:35:130
363864099210,20cyclictest0-21swapper/021:00:100
363864099210,20cyclictest0-21swapper/019:15:210
363864099210,20cyclictest0-21swapper/000:18:400
363864099210,1cyclictest3971608-21apt-get00:35:110
3638650992019,1cyclictest0-21swapper/321:22:203
3638650992019,1cyclictest0-21swapper/300:05:153
3638650992018,1cyclictest64-21kcompactd022:20:233
3638650992018,1cyclictest0-21swapper/320:40:133
3638650992017,1cyclictest3652884-21ntpq19:20:193
363865099200,1cyclictest0-21swapper/321:50:123
363865099200,1cyclictest0-21swapper/319:45:133
363865099200,19cyclictest0-21swapper/323:40:123
363865099200,19cyclictest0-21swapper/320:50:123
363865099200,19cyclictest0-21swapper/319:50:113
3638646992018,1cyclictest0-21swapper/221:33:382
3638646992017,2cyclictest0-21swapper/222:25:222
3638646992017,2cyclictest0-21swapper/221:45:122
3638646992017,2cyclictest0-21swapper/220:23:442
3638646992017,2cyclictest0-21swapper/219:20:102
3638646992016,2cyclictest3853007-21apt-get22:40:142
3638646992016,2cyclictest0-21swapper/220:15:002
3638642992017,2cyclictest516-21rs:main1
3638642992017,2cyclictest3842594-21idleruntime-cro22:30:001
3638642992017,2cyclictest3646155-21kthreadcore19:15:171
363864299201,18cyclictest0-21swapper/119:50:111
363864299200,1cyclictest0-21swapper/122:50:121
363864299200,1cyclictest0-21swapper/122:20:231
363864299200,1cyclictest0-21swapper/120:47:231
363864299200,1cyclictest0-21swapper/120:05:131
363864299200,1cyclictest0-21swapper/119:30:121
363864299200,19cyclictest0-21swapper/119:20:181
3638640992018,1cyclictest0-21swapper/023:45:220
3638640992018,1cyclictest0-21swapper/021:05:130
3638640992018,1cyclictest0-21swapper/019:50:110
3638640992018,1cyclictest0-21swapper/019:25:130
3638640992018,1cyclictest0-21swapper/019:25:130
3638640992017,2cyclictest0-21swapper/023:35:120
363864099200,1cyclictest0-21swapper/022:30:220
363864099200,1cyclictest0-21swapper/022:10:090
363864099200,1cyclictest0-21swapper/020:10:120
363864099200,19cyclictest0-21swapper/023:40:100
363864099200,19cyclictest0-21swapper/021:45:120
363864099200,19cyclictest0-21swapper/021:35:130
3638650991918,1cyclictest64-21kcompactd020:47:243
3638650991917,1cyclictest64-21kcompactd023:00:113
3638650991916,2cyclictest3961511-21ps00:25:173
3638650991916,2cyclictest3812494-21sed22:00:173
3638650991915,3cyclictest3966596-21ps00:30:183
363865099190,2cyclictest3905862-21ps23:30:163
363865099190,1cyclictest0-21swapper/300:35:023
3638646991916,2cyclictest0-21swapper/220:25:122
363864299195,2cyclictest191rcu_preempt22:05:151
3638642991918,1cyclictest0-21swapper/123:30:161
3638642991917,1cyclictest0-21swapper/121:35:131
3638642991915,2cyclictest0-21swapper/120:35:131
3638642991914,3cyclictest3935414-21cron23:59:591
363864299190,1cyclictest0-21swapper/100:10:111
363864299190,18cyclictest0-21swapper/100:05:151
363864099190,1cyclictest0-21swapper/021:25:130
363864099190,1cyclictest0-21swapper/020:59:590
363864099190,18cyclictest64-21kcompactd023:09:190
363865099189,2cyclictest191rcu_preempt20:25:123
3638650991816,1cyclictest0-21swapper/300:10:123
3638650991813,3cyclictest3842591-21cron22:30:013
363865099180,1cyclictest0-21swapper/321:44:593
3638646991816,1cyclictest0-21swapper/222:30:192
3638646991815,2cyclictest0-21swapper/200:25:132
3638642991817,1cyclictest0-21swapper/122:30:221
3638642991815,2cyclictest3825958-21needreboot22:10:161
3638642991814,3cyclictest3669697-21cpuspeed_turbos19:40:121
363864299180,1cyclictest0-21swapper/121:50:131
3638640991816,1cyclictest0-21swapper/021:57:480
3638640991816,1cyclictest0-21swapper/021:57:480
3638650991715,1cyclictest0-21swapper/322:13:253
3638650991715,1cyclictest0-21swapper/320:40:003
3638650991714,2cyclictest3868897-21fschecks_time22:55:153
3638650991714,2cyclictest0-21swapper/322:40:143
3638650991714,2cyclictest0-21swapper/300:20:003
3638646991714,2cyclictest0-21swapper/220:41:282
363864299177,3cyclictest3689112-21unixbench_singl19:55:251
3638642991715,1cyclictest3961015-21apt-get00:25:121
3638642991714,2cyclictest3920486-21apt-get23:45:131
3638642991714,2cyclictest3858272-21fschecks_count22:45:151
3638642991714,2cyclictest3715308-21fschecks_count20:25:131
3638642991714,2cyclictest0-21swapper/100:15:171
3638640991715,1cyclictest0-21swapper/019:33:120
3638640991714,2cyclictest3902109-21sed23:25:170
3638650991614,1cyclictest3846748-21ntpq22:30:223
3638650991613,2cyclictest3688535-21needreboot19:55:193
3638650991613,2cyclictest3647886-21ntpq19:15:213
3638650991612,3cyclictest3930370-21turbostat.cron23:54:593
3638650991612,3cyclictest3910918-21irqcore23:35:153
3638650991612,3cyclictest3817277-21fschecks_time22:05:163
3638642991613,2cyclictest3796095-21munin-run21:44:591
3638640991613,2cyclictest61650irq/133-enp0s29f1:rx-022:05:150
3638650991513,1cyclictest0-21swapper/321:35:123
3638650991512,2cyclictest3669742-21cpuspeed_turbos19:40:123
3638646991512,2cyclictest3812961-21kthreadcore22:00:192
363864299154,3cyclictest3892625-21kthreadcore23:15:181
3638642991513,1cyclictest0-21swapper/123:35:121
363864299151,2cyclictest191rcu_preempt20:30:191
363864099154,2cyclictest191rcu_preempt23:55:000
3638640991514,1cyclictest0-21swapper/020:00:000
3638640991513,1cyclictest0-21swapper/023:20:120
3638640991513,1cyclictest0-21swapper/020:25:200
3638640991512,2cyclictest61650irq/133-enp0s29f1:rx-023:15:140
3638640991512,2cyclictest0-21swapper/020:20:000
363865099143,2cyclictest191rcu_preempt23:20:013
363864699140,3cyclictest3638572-21latency_hist19:10:012
363864299149,4cyclictest3777322-21systemd-journal21:57:311
363864299149,4cyclictest3777322-21systemd-journal21:57:311
363864299143,2cyclictest191rcu_preempt23:10:221
3638642991413,1cyclictest0-21swapper/123:00:001
363865099132,2cyclictest191rcu_preempt23:45:173
3638650991311,1cyclictest0-21swapper/321:05:123
3638650991310,2cyclictest3722320-21kthreadcore20:30:183
363864299132,2cyclictest191rcu_preempt22:00:131
363865099129,2cyclictest3811324-21unixbench_singl21:55:253
363865099129,2cyclictest3811324-21unixbench_singl21:55:243
363864099100,8cyclictest0-21swapper/019:10:000
36386429973,3cyclictest3638666-21latency_hist19:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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