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2026-05-22 - 14:52
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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 the highest latencies:
System rackeslot4.osadl.org (updated Fri May 22, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3510970994139,1cyclictest3510627-21kworker/0:1+pm19:56:100
351097399272,23cyclictest3777322-21systemd-journal00:20:001
3510980992620,3cyclictest3822533-21apt-get00:15:123
351098099261,3cyclictest3817459-21apt-get00:10:123
351098099261,3cyclictest3684843-21apt-get22:00:113
351098099261,22cyclictest0-21swapper/319:25:133
351098099261,21cyclictest3572858-21apt-get20:10:113
351098099260,24cyclictest3715399-21chrt22:25:263
351097899260,5cyclictest3664671-21ps21:40:152
3510973992621,4cyclictest3623379-21cron21:00:001
351097399261,22cyclictest3721164-21apt-get22:35:121
3510980992517,5cyclictest3679872-21sed21:55:183
351098099251,21cyclictest0-21swapper/319:30:123
351098099251,20cyclictest0-21swapper/319:10:133
3510978992521,2cyclictest3577906-21apt-get20:15:122
3510978992520,3cyclictest3542056-21apt-get19:40:102
351097399251,21cyclictest3751531-21apt-get23:05:131
3510980992420,2cyclictest3643914-21apt-get21:20:123
351098099241,21cyclictest3608487-21apt-get20:45:103
351098099241,21cyclictest0-21swapper/321:10:133
351098099241,20cyclictest3726262-21apt-get22:40:113
351098099241,20cyclictest0-21swapper/321:00:133
351098099241,19cyclictest0-21swapper/322:35:123
351098099240,21cyclictest3731314-21apt-get22:45:103
351098099240,21cyclictest3562759-21cut20:00:153
351098099240,21cyclictest3552140-21taskset19:50:093
351098099240,20cyclictest0-21swapper/320:40:113
3510978992420,3cyclictest516-21rs:main2
3510978992419,3cyclictest3613555-21apt-get20:50:102
3510978992419,3cyclictest3567067-21idleruntime-cro20:05:002
351097899241,2cyclictest3827614-21apt-get00:20:122
351097899241,21cyclictest3741447-21apt-get22:55:122
351097899241,20cyclictest0-21swapper/200:30:132
351097899240,23cyclictest3536707-21awk19:35:002
351097899240,22cyclictest3623406-21idleruntime-cro21:00:002
351097899240,21cyclictest3511190-21apt-get19:10:122
351097899240,20cyclictest0-21swapper/223:30:122
351097899240,20cyclictest0-21swapper/221:30:112
3510973992420,3cyclictest3531452-21apt-get19:30:121
351097399241,20cyclictest3674302-21apt-get21:50:111
351097399241,20cyclictest3511190-21apt-get19:10:121
3510970992422,1cyclictest0-21swapper/021:30:110
3510970992420,2cyclictest3797172-21apt-get23:50:130
3510980992318,3cyclictest0-21swapper/323:00:123
3510980992318,3cyclictest0-21swapper/323:00:123
351098099231,2cyclictest0-21swapper/321:50:123
351098099230,3cyclictest3582750-21basename20:20:003
351098099230,21cyclictest3771810-21chrt23:25:123
351098099230,21cyclictest3690403-21ps22:05:153
351098099230,20cyclictest3802714-21grep23:55:163
351098099230,20cyclictest0-21swapper/323:45:123
351098099230,20cyclictest0-21swapper/323:05:123
351098099230,20cyclictest0-21swapper/321:45:113
351098099230,20cyclictest0-21swapper/320:30:043
3510978992319,2cyclictest3633822-21apt-get21:10:132
351097899231,2cyclictest3807350-21apt-get00:00:112
351097899231,2cyclictest3552137-21apt-get19:50:092
351097899231,2cyclictest0-21swapper/223:45:112
351097899230,3cyclictest3776563-21basename23:30:002
351097899230,21cyclictest3572579-21cron20:10:002
351097899230,21cyclictest0-21swapper/222:50:112
3510973992319,2cyclictest3838195-21apt-get00:30:131
3510973992319,2cyclictest3750385-21ntpq23:00:211
3510973992319,2cyclictest3750385-21ntpq23:00:211
351097399231,1cyclictest0-21swapper/120:45:111
351097399231,19cyclictest3654028-21apt-get21:30:111
351097399230,21cyclictest3537454-21sed19:35:161
351097399230,20cyclictest0-21swapper/122:20:111
351097399230,20cyclictest0-21swapper/120:10:101
3510970992320,2cyclictest3583000-21apt-get20:20:110
3510970992319,2cyclictest3659099-21apt-get21:35:130
3510970992319,2cyclictest3649468-21grep21:25:160
3510970992319,2cyclictest3562257-21apt-get20:00:110
3510970992319,2cyclictest3536956-21apt-get19:35:120
3510970992318,3cyclictest3777322-21systemd-journal19:50:000
3510980992219,1cyclictest0-21swapper/323:40:123
3510980992219,1cyclictest0-21swapper/322:10:113
3510980992219,1cyclictest0-21swapper/320:35:103
351098099221,2cyclictest3657924-21ntpq21:30:203
351098099221,1cyclictest0-21swapper/320:20:103
351098099220,2cyclictest0-21swapper/321:15:143
351098099220,20cyclictest3720882-21cron22:35:003
351098099220,20cyclictest3617420-21ntpq20:50:203
3510978992219,2cyclictest0-21swapper/222:15:122
3510978992219,1cyclictest0-21swapper/200:10:122
3510978992218,3cyclictest3848052-21apt-get00:39:592
3510978992218,2cyclictest3802226-21apt-get23:55:122
351097899221,20cyclictest0-21swapper/223:15:112
351097899220,2cyclictest3684148-21apt-get22:00:002
351097899220,2cyclictest3551858-21cron19:50:002
351097899220,20cyclictest3694714-21awk22:09:592
351097899220,20cyclictest0-21swapper/223:00:122
351097899220,20cyclictest0-21swapper/223:00:122
351097899220,20cyclictest0-21swapper/222:24:592
3510973992218,2cyclictest3802709-21ps23:55:161
3510973992218,2cyclictest3720881-21cron22:35:001
351097399220,20cyclictest0-21swapper/122:10:041
351097399220,19cyclictest0-21swapper/120:15:121
351097399220,19cyclictest0-21swapper/100:00:121
3510970992218,2cyclictest3812893-21tr00:05:160
3510970992218,2cyclictest3637888-21sensors_temp21:10:240
3510970992218,2cyclictest3594109-21ps20:30:160
351097099221,1cyclictest3598276-21apt-get20:35:100
351097099221,19cyclictest3700477-21apt-get22:15:120
351097099220,3cyclictest3776557-21cron23:30:000
3510980992118,2cyclictest0-21swapper/319:20:113
3510980992118,1cyclictest64-21kcompactd022:55:143
3510980992118,1cyclictest0-21swapper/322:50:113
3510980992117,2cyclictest3781895-21apt-get23:35:113
3510980992117,2cyclictest3568254-21sed20:05:143
3510980992116,3cyclictest3561985-21sh20:00:003
3510980992115,4cyclictest3706501-21ps22:20:163
351098099210,1cyclictest0-21swapper/320:55:113
3510978992119,1cyclictest0-21swapper/222:00:102
3510978992118,2cyclictest0-21swapper/220:40:112
3510978992118,1cyclictest3648982-21apt-get21:25:122
3510978992117,3cyclictest3812903-21irqcore00:05:152
3510978992117,2cyclictest3536395-21latency_hist19:35:002
3510978992117,2cyclictest0-21swapper/220:35:102
351097899210,2cyclictest64-21kcompactd021:01:482
351097899210,2cyclictest64-21kcompactd020:45:402
351097899210,20cyclictest0-21swapper/221:53:232
351097899210,1cyclictest0-21swapper/223:20:122
3510973992119,2cyclictest64-21kcompactd023:22:061
3510973992119,1cyclictest0-21swapper/120:20:111
3510973992119,1cyclictest0-21swapper/120:00:111
3510973992117,2cyclictest3690407-21sed22:05:151
3510973992116,3cyclictest3623664-21taskset21:00:131
3510973992116,2cyclictest0-21swapper/120:30:111
3510973992116,2cyclictest0-21swapper/119:50:101
351097399211,1cyclictest0-21swapper/121:10:131
351097399211,19cyclictest0-21swapper/100:29:501
351097399210,2cyclictest3684148-21apt-get22:00:001
351097399210,2cyclictest0-21swapper/120:05:101
351097399210,19cyclictest0-21swapper/123:25:131
3510970992119,1cyclictest3714912-21ntpq22:25:210
3510970992119,1cyclictest0-21swapper/022:40:110
3510970992119,1cyclictest0-21swapper/020:45:110
3510970992119,1cyclictest0-21swapper/000:25:030
3510970992118,2cyclictest3766499-21awk23:20:000
3510970992118,2cyclictest0-21swapper/000:00:110
3510970992118,1cyclictest0-21swapper/020:05:100
3510970992115,5cyclictest3832470-21http00:25:010
351097099210,2cyclictest3741163-21cron22:55:000
351097099210,20cyclictest0-21swapper/019:54:040
351097099210,1cyclictest0-21swapper/000:10:120
3510980992018,1cyclictest64-21kcompactd019:17:303
3510980992018,1cyclictest0-21swapper/321:25:113
3510980992018,1cyclictest0-21swapper/319:35:103
3510980992017,2cyclictest0-21swapper/322:15:123
3510980992016,2cyclictest3588070-21apt-get20:25:123
3510980992016,2cyclictest3588070-21apt-get20:25:123
3510980992016,2cyclictest0-21swapper/300:00:123
351098099200,1cyclictest0-21swapper/319:40:193
3510978992019,1cyclictest0-21swapper/223:40:162
3510978992018,1cyclictest0-21swapper/223:10:102
3510978992018,1cyclictest0-21swapper/220:10:102
3510978992017,2cyclictest0-21swapper/200:25:132
3510978992017,1cyclictest3516265-21apt-get19:15:122
3510978992016,2cyclictest0-21swapper/221:05:112
351097899200,20cyclictest0-21swapper/221:23:492
351097899200,1cyclictest0-21swapper/223:05:162
351097899200,19cyclictest0-21swapper/221:35:162
351097899200,19cyclictest0-21swapper/219:20:102
3510973992018,1cyclictest0-21swapper/121:15:141
3510973992018,1cyclictest0-21swapper/120:50:191
3510973992018,1cyclictest0-21swapper/100:35:121
3510973992016,2cyclictest3792071-21apt-get23:45:111
3510973992015,2cyclictest0-21swapper/123:35:111
351097399200,1cyclictest64-21kcompactd022:46:371
351097399200,1cyclictest0-21swapper/122:25:121
351097399200,1cyclictest0-21swapper/122:00:111
351097399200,1cyclictest0-21swapper/121:25:121
351097399200,1cyclictest0-21swapper/120:35:101
351097399200,1cyclictest0-21swapper/119:20:111
351097399200,1cyclictest0-21swapper/100:20:131
351097399200,1cyclictest0-21swapper/100:10:121
351097399200,19cyclictest0-21swapper/121:22:121
351097399200,19cyclictest0-21swapper/100:07:481
3510970992018,1cyclictest64-21kcompactd019:11:350
3510970992018,1cyclictest0-21swapper/019:30:210
3510970992017,2cyclictest3689920-21apt-get22:05:110
351097099201,1cyclictest3843286-21apt-get00:35:120
351097099201,1cyclictest3521321-21apt-get19:20:110
351097099200,1cyclictest0-21swapper/023:05:120
351097099200,1cyclictest0-21swapper/023:02:450
351097099200,1cyclictest0-21swapper/023:02:450
351097099200,1cyclictest0-21swapper/022:20:110
351097099200,1cyclictest0-21swapper/022:10:120
351097099200,1cyclictest0-21swapper/021:55:010
351097099200,1cyclictest0-21swapper/020:54:150
351097099200,1cyclictest0-21swapper/020:25:120
351097099200,1cyclictest0-21swapper/020:25:110
351097099200,19cyclictest0-21swapper/023:35:110
351097099200,19cyclictest0-21swapper/022:45:110
351097099200,19cyclictest0-21swapper/021:50:120
351097099200,19cyclictest0-21swapper/020:19:520
351097099200,19cyclictest0-21swapper/000:30:130
3510980991917,1cyclictest0-21swapper/321:38:213
3510980991917,1cyclictest0-21swapper/300:25:123
3510980991914,3cyclictest3766476-21ls23:20:013
3510978991917,1cyclictest0-21swapper/220:20:112
3510978991917,1cyclictest0-21swapper/219:25:202
3510978991914,3cyclictest3730193-21ntpq22:40:212
3510978991913,5cyclictest3736136-21awk22:50:002
3510973991917,1cyclictest64-21kcompactd023:42:001
3510973991917,1cyclictest0-21swapper/122:40:111
3510973991917,1cyclictest0-21swapper/121:45:111
3510973991917,1cyclictest0-21swapper/119:55:121
3510973991917,1cyclictest0-21swapper/119:25:121
3510973991916,1cyclictest0-21swapper/120:40:111
3510973991915,2cyclictest3736392-21apt-get22:50:111
351097399190,1cyclictest0-21swapper/119:45:121
3510970991917,1cyclictest0-21swapper/022:35:220
3510970991917,1cyclictest0-21swapper/021:20:120
3510978991815,2cyclictest3711010-21apt-get22:25:132
3510978991813,3cyclictest3561998-21sh19:59:592
3510973991816,1cyclictest0-21swapper/119:40:181
3510973991815,2cyclictest3741803-21gltestperf22:55:161
3510970991816,1cyclictest3766753-21apt-get23:20:120
3510970991816,1cyclictest3605628-21ps20:40:160
3510970991816,1cyclictest0-21swapper/019:40:100
3510970991816,1cyclictest0-21swapper/019:15:120
3510970991815,2cyclictest3827332-21cron00:20:000
3510970991815,2cyclictest3530270-21ntp_kernel_err19:25:200
3510980991714,2cyclictest3832473-21gpgv00:25:003
3510980991713,3cyclictest3843781-21ps00:35:163
3510980991713,2cyclictest3838198-21taskset00:30:133
3510978991714,2cyclictest3695462-21irqcore22:10:162
3510978991714,2cyclictest0-21swapper/200:15:222
3510973991717,0cyclictest0-21swapper/121:05:161
3510973991715,1cyclictest64-21kcompactd022:18:401
3510973991715,1cyclictest0-21swapper/123:15:111
3510973991714,2cyclictest514-21in:imuxsock23:55:001
3510970991715,1cyclictest0-21swapper/023:45:110
3510970991715,1cyclictest0-21swapper/022:30:120
3510970991713,3cyclictest61650irq/133-enp0s29f1:rx-021:00:210
3510980991611,3cyclictest3761432-21basename23:15:003
3510980991611,2cyclictest0-21swapper/319:45:123
3510980991610,4cyclictest3781619-21awk23:35:013
3510978991614,1cyclictest0-21swapper/222:30:302
3510978991613,2cyclictest0-21swapper/223:50:122
3510970991613,2cyclictest61650irq/133-enp0s29f1:rx-022:55:130
3510970991613,2cyclictest61650irq/133-enp0s29f1:rx-021:05:110
3510970991613,2cyclictest61650irq/133-enp0s29f1:rx-020:10:100
3510970991612,3cyclictest61650irq/133-enp0s29f1:rx-023:30:220
351097099160,15cyclictest0-21swapper/021:45:200
3510980991513,1cyclictest0-21swapper/323:21:023
3510980991512,1cyclictest0-21swapper/323:50:123
3510978991513,1cyclictest1-21systemd20:35:012
3510978991512,2cyclictest3588175-21cpuspeed_turbos20:25:132
3510978991512,2cyclictest3588175-21cpuspeed_turbos20:25:122
3510978991510,3cyclictest0-21swapper/222:35:172
3510970991513,2cyclictest61650irq/133-enp0s29f1:rx-023:59:070
3510970991512,2cyclictest61650irq/133-enp0s29f1:rx-020:55:090
3510980991412,1cyclictest64-21kcompactd021:44:163
3510973991411,2cyclictest3777322-21systemd-journal21:40:001
3510973991411,2cyclictest3760966-21unixbench_multi23:10:231
3510973991410,2cyclictest0-21swapper/120:25:121
3510973991410,2cyclictest0-21swapper/120:25:111
3510980991310,2cyclictest0-21swapper/321:05:133
351097899137,4cyclictest3643312-21sshd21:16:082
351097399138,4cyclictest3667932-21memory21:40:181
3510973991310,2cyclictest3777044-21fschecks_count23:30:141
3510973991310,2cyclictest3516330-21cpuspeed_turbos19:15:131
351097099131,2cyclictest3638868-21apt-get21:15:140
3510970991310,2cyclictest61650irq/133-enp0s29f1:rx-021:40:250
351097099127,3cyclictest3756594-21apt-get23:10:100
3510970991210,1cyclictest0-21swapper/022:00:110
351098099118,1cyclictest0-21swapper/300:05:113
351097899114,2cyclictest191rcu_preempt19:10:002
351097099107,2cyclictest61650irq/133-enp0s29f1:rx-023:40:110
35109739980,2cyclictest134-1kworker/1:1H+kblockd19:10:001
35109809970,5cyclictest3510890-21latency_hist19:10:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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