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2026-04-09 - 13:39
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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 Thu Apr 09, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3741262993732,3cyclictest0-21swapper/220:20:002
3741262993217,2cyclictest0-21swapper/219:35:012
374126299321,3cyclictest4041727-21apt-get00:05:102
3741262992919,1cyclictest0-21swapper/223:05:172
3741262992917,5cyclictest4057477-21grep00:20:152
374126299290,2cyclictest3862994-21apt21:10:002
374126299280,20cyclictest0-21swapper/220:45:102
374125999281,25cyclictest4005582-21cron23:30:001
374126299270,19cyclictest0-21swapper/222:15:112
374125999272,21cyclictest3741472-21apt-get19:10:101
374125999271,21cyclictest0-21swapper/120:30:101
374125999271,21cyclictest0-21swapper/119:30:101
3741262992620,4cyclictest3985589-21apt-get23:10:112
374126299260,20cyclictest0-21swapper/222:50:112
374125999262,3cyclictest3904668-21apt-get21:50:121
374125999262,21cyclictest4072558-21apt-get00:35:121
374125999261,22cyclictest3965324-21apt-get22:50:101
374125999261,21cyclictest3889079-21apt-get21:35:101
374125999261,21cyclictest3807629-21apt-get20:15:111
374125499260,2cyclictest211rcuc/020:34:590
3741262992517,2cyclictest730-21sshd21:55:122
374126299251,21cyclictest3924863-21apt-get22:10:122
374126299251,21cyclictest3889079-21apt-get21:35:102
374125999251,21cyclictest3868777-21apt-get21:15:131
374125999251,21cyclictest0-21swapper/120:50:111
374125499252,21cyclictest3863698-21apt-get21:10:110
3741254992521,2cyclictest3940008-21apt-get22:25:140
374125499251,5cyclictest261-21systemd-journal20:25:000
3741262992420,2cyclictest4067095-21apt-get00:30:122
3741262992419,3cyclictest4046808-21chrt00:10:112
3741262992419,2cyclictest4031524-21apt-get23:55:122
3741262992419,2cyclictest4031524-21apt-get23:55:112
374126299241,20cyclictest4005857-21apt-get23:30:122
374126299241,20cyclictest3756661-21apt-get19:25:112
374126299241,20cyclictest3751606-21apt-get19:20:122
3741259992419,3cyclictest4041449-21cron00:05:001
3741259992419,3cyclictest3817444-21ls20:25:001
3741259992419,2cyclictest4010887-21apt-get23:35:111
374125999241,3cyclictest4021922-21grep23:45:171
374125999241,20cyclictest0-21swapper/119:45:111
374125999241,20cyclictest0-21swapper/100:20:111
374125999240,22cyclictest4031245-21cron23:55:001
374125999240,22cyclictest0-21swapper/121:45:131
374125999240,21cyclictest0-21swapper/122:40:101
374125499242,2cyclictest4051906-21apt-get00:15:110
3741264992320,2cyclictest3889580-21irqcore21:35:143
3741264992319,2cyclictest3919807-21apt-get22:05:113
3741262992319,2cyclictest4010887-21apt-get23:35:112
374126299231,19cyclictest0-21swapper/221:45:122
3741259992320,2cyclictest3797122-21apt-get20:05:121
3741259992319,2cyclictest4046805-21apt-get00:10:111
3741259992319,2cyclictest3817718-21apt-get20:25:131
3741259992319,2cyclictest3766742-21apt-get19:35:121
374125999231,2cyclictest3884035-21apt-get21:30:111
374125999231,2cyclictest0-21swapper/121:20:121
374125999230,21cyclictest3985313-21cron23:09:591
374125999230,21cyclictest0-21swapper/122:15:201
374125999230,20cyclictest0-21swapper/123:30:121
374125999230,20cyclictest0-21swapper/123:00:151
374125999230,20cyclictest0-21swapper/100:30:121
374125999230,19cyclictest0-21swapper/119:40:111
3741254992320,2cyclictest3878935-21apt-get21:25:110
3741254992320,2cyclictest0-21swapper/022:10:120
3741254992318,3cyclictest3746550-21apt-get19:15:100
374125499231,2cyclictest3960275-21apt-get22:45:170
374125499231,2cyclictest3939732-21cron22:25:000
374125499231,21cyclictest4000803-21apt-get23:25:110
374125499230,21cyclictest3767232-21sort19:35:160
3741264992219,2cyclictest3909723-21apt-get21:55:133
3741264992219,2cyclictest261-21systemd-journal22:05:003
3741264992219,1cyclictest0-21swapper/321:30:113
3741264992218,2cyclictest0-21swapper/319:55:103
374126499220,20cyclictest0-21swapper/323:35:113
374126499220,19cyclictest0-21swapper/323:45:133
374126499220,19cyclictest0-21swapper/323:25:113
374126499220,19cyclictest0-21swapper/322:50:103
374126499220,19cyclictest0-21swapper/322:30:123
374126499220,19cyclictest0-21swapper/322:25:153
3741262992219,2cyclictest3848060-21apt-get20:55:112
3741262992219,2cyclictest3848060-21apt-get20:55:112
3741262992219,1cyclictest3843029-21apt-get20:50:112
374126299221,20cyclictest4025387-21ntpq23:45:232
374126299220,3cyclictest4016366-21taskset23:40:092
374126299220,20cyclictest3772294-21grep19:40:142
3741259992219,2cyclictest0-21swapper/123:59:541
3741259992219,2cyclictest0-21swapper/123:59:531
3741259992219,1cyclictest0-21swapper/120:00:121
3741259992219,1cyclictest0-21swapper/119:25:121
3741259992218,2cyclictest3970412-21apt-get22:55:201
3741259992218,2cyclictest3786955-21apt-get19:55:111
3741259992218,2cyclictest0-21swapper/120:45:111
3741259992218,2cyclictest0-21swapper/119:50:101
374125999221,20cyclictest4046529-21cron00:10:001
374125999221,20cyclictest0-21swapper/123:15:001
374125999220,2cyclictest3924606-21munin-run22:10:001
374125999220,20cyclictest0-21swapper/122:30:121
374125999220,20cyclictest0-21swapper/120:40:121
3741254992219,2cyclictest0-21swapper/020:25:130
3741254992219,1cyclictest4026469-21apt-get23:50:120
3741254992218,3cyclictest3801937-21apt-config20:10:000
3741254992218,2cyclictest3761711-21apt-get19:30:100
374125499221,20cyclictest3792022-21apt-get20:00:100
374125499221,1cyclictest0-21swapper/000:10:110
374125499220,21cyclictest0-21swapper/023:05:110
374125499220,20cyclictest4076988-21sshd00:35:450
374125499220,20cyclictest3995749-21apt-get23:20:120
374125499220,20cyclictest3970897-21ps22:55:230
374125499220,20cyclictest3802577-21apt-get20:10:110
374125499220,20cyclictest3785792-21ntpq19:50:190
3741264992119,1cyclictest0-21swapper/319:45:123
3741264992117,3cyclictest3817440-21cron20:25:003
3741264992117,2cyclictest0-21swapper/300:15:113
374126499211,1cyclictest0-21swapper/300:10:113
374126499210,20cyclictest0-21swapper/300:00:013
374126499210,20cyclictest0-21swapper/300:00:003
374126499210,1cyclictest0-21swapper/322:40:103
374126499210,1cyclictest0-21swapper/321:10:003
374126499210,19cyclictest0-21swapper/320:05:123
3741262992119,1cyclictest0-21swapper/222:05:112
3741262992118,1cyclictest0-21swapper/220:30:112
3741262992118,1cyclictest0-21swapper/200:35:122
374126299211,1cyclictest0-21swapper/221:10:112
374126299210,20cyclictest3800980-21ntpq20:05:202
374126299210,20cyclictest0-21swapper/222:40:102
374126299210,18cyclictest0-21swapper/222:35:122
3741259992119,1cyclictest0-21swapper/122:10:121
3741259992118,2cyclictest3806268-21/usr/sbin/munin20:10:181
3741259992118,2cyclictest0-21swapper/120:55:121
3741259992118,2cyclictest0-21swapper/120:55:111
374125999210,2cyclictest0-21swapper/122:50:001
374125999210,2cyclictest0-21swapper/100:25:131
374125999210,20cyclictest64-21kcompactd019:23:011
374125999210,20cyclictest0-21swapper/121:59:281
3741254992119,1cyclictest0-21swapper/023:40:090
3741254992119,1cyclictest0-21swapper/000:29:590
3741254992118,2cyclictest3975438-21apt-get23:00:150
3741254992118,2cyclictest211rcuc/022:05:000
3741254992118,2cyclictest0-21swapper/021:50:120
3741254992116,3cyclictest261-21systemd-journal20:45:000
374125499211,1cyclictest0-21swapper/022:35:120
374125499211,19cyclictest0-21swapper/020:50:110
374125499210,2cyclictest0-21swapper/022:43:000
374125499210,2cyclictest0-21swapper/019:55:110
374125499210,20cyclictest64-21kcompactd000:21:230
374125499210,20cyclictest3889572-21ps21:35:140
374125499210,20cyclictest0-21swapper/021:08:230
374125499210,20cyclictest0-21swapper/019:45:200
374125499210,1cyclictest0-21swapper/023:15:110
374125499210,1cyclictest0-21swapper/022:15:120
3741264992018,1cyclictest0-21swapper/320:35:113
3741264992016,3cyclictest3909444-21cron21:55:003
374126499200,1cyclictest3929916-21apt-get22:15:113
374126499200,1cyclictest0-21swapper/323:20:123
374126499200,1cyclictest0-21swapper/323:16:203
374126499200,1cyclictest0-21swapper/323:00:133
374126499200,1cyclictest0-21swapper/322:23:393
374126499200,1cyclictest0-21swapper/320:54:573
374126499200,1cyclictest0-21swapper/320:45:103
374126499200,1cyclictest0-21swapper/320:10:013
374126499200,1cyclictest0-21swapper/319:50:103
374126499200,1cyclictest0-21swapper/300:35:113
374126499200,1cyclictest0-21swapper/300:30:223
374126499200,19cyclictest3970901-21sed22:55:233
374126499200,19cyclictest3772282-21grep19:40:143
374126499200,19cyclictest0-21swapper/323:42:083
374126499200,19cyclictest0-21swapper/321:00:123
374126499200,19cyclictest0-21swapper/320:30:113
3741262992018,1cyclictest0-21swapper/223:20:122
3741262992018,1cyclictest0-21swapper/221:50:122
3741262992018,1cyclictest0-21swapper/219:55:112
3741262992017,2cyclictest3873836-21apt-get21:20:122
374126299200,1cyclictest0-21swapper/223:00:142
374126299200,1cyclictest0-21swapper/220:02:482
374126299200,1cyclictest0-21swapper/219:40:002
374126299200,19cyclictest64-21kcompactd020:25:552
374126299200,19cyclictest0-21swapper/222:48:552
374126299200,19cyclictest0-21swapper/221:45:002
3741259992017,1cyclictest0-21swapper/121:25:111
374125999200,1cyclictest0-21swapper/122:00:111
374125999200,1cyclictest0-21swapper/121:40:191
3741254992019,1cyclictest0-21swapper/022:30:220
3741254992017,2cyclictest3987819-21ps23:10:160
374125499200,1cyclictest0-21swapper/023:55:110
374125499200,1cyclictest0-21swapper/023:55:110
374125499200,1cyclictest0-21swapper/021:00:120
374125499200,19cyclictest4071864-21apt-get00:35:010
374125499200,19cyclictest0-21swapper/021:55:120
374125499200,19cyclictest0-21swapper/020:37:130
3741264991919,0cyclictest0-21swapper/320:27:003
3741264991915,2cyclictest3761446-21sh19:30:003
374126499190,1cyclictest0-21swapper/321:23:263
374126499190,1cyclictest0-21swapper/319:35:213
374126499190,1cyclictest0-21swapper/319:20:123
3741262991916,2cyclictest3747037-21irqcore19:15:152
3741262991916,2cyclictest0-21swapper/221:00:202
3741262991914,3cyclictest3828352-21ps20:35:152
374126299190,1cyclictest0-21swapper/222:25:222
374126299190,19cyclictest64-21kcompactd021:16:272
3741259991917,1cyclictest0-21swapper/100:15:201
3741254991917,1cyclictest3837976-21apt-get20:45:110
3741254991915,3cyclictest261-21systemd-journal19:15:010
374125499190,1cyclictest3894587-21apt-get21:40:110
374125499190,1cyclictest0-21swapper/020:59:470
374125499190,1cyclictest0-21swapper/020:59:470
3741264991818,0cyclictest0-21swapper/322:37:383
3741264991816,1cyclictest0-21swapper/321:10:113
374126499180,17cyclictest3851710-21expr20:55:183
374126499180,17cyclictest3851710-21expr20:55:183
3741262991816,1cyclictest64-21kcompactd023:26:332
3741262991816,1cyclictest0-21swapper/220:40:122
3741262991816,1cyclictest0-21swapper/220:20:112
3741262991812,4cyclictest3879014-21tr21:25:132
3741259991816,1cyclictest0-21swapper/121:10:241
3741259991813,3cyclictest3990666-21apt-get23:15:111
3741254991816,1cyclictest3809294-21kthreadcore20:15:160
3741254991816,1cyclictest0-21swapper/021:20:120
3741254991816,1cyclictest0-21swapper/019:40:140
3741254991815,2cyclictest3741250-21cyclictest23:40:000
3741264991716,1cyclictest0-21swapper/319:14:573
3741264991715,1cyclictest0-21swapper/322:45:163
3741264991715,1cyclictest0-21swapper/320:00:113
3741264991712,3cyclictest0-21swapper/321:50:003
3741262991715,1cyclictest0-21swapper/223:50:112
3741262991715,1cyclictest0-21swapper/219:50:112
3741262991715,1cyclictest0-21swapper/200:00:252
3741262991714,1cyclictest3914754-21apt-get22:00:122
3741259991715,1cyclictest0-21swapper/121:05:101
3741259991715,1cyclictest0-21swapper/120:35:151
3741254991715,1cyclictest0-21swapper/023:35:010
3741254991715,1cyclictest0-21swapper/022:05:110
3741254991713,3cyclictest61650irq/133-enp0s29f1:rx-023:45:120
3741264991615,0cyclictest0-21swapper/300:00:113
3741264991614,1cyclictest3765608-21ntpq19:30:203
3741264991614,1cyclictest0-21swapper/323:50:113
3741264991612,2cyclictest2875-21cron22:15:013
3741262991614,1cyclictest0-21swapper/219:10:062
3741262991612,2cyclictest0-21swapper/223:15:182
3741259991614,1cyclictest0-21swapper/123:20:111
3741259991613,2cyclictest0-21swapper/121:00:201
3741254991613,2cyclictest62450irq/134-enp0s29f1:tx-019:20:170
3741254991613,2cyclictest61650irq/133-enp0s29f1:rx-021:45:200
3741254991612,3cyclictest61650irq/133-enp0s29f1:rx-021:15:120
3741254991612,3cyclictest61650irq/133-enp0s29f1:rx-000:05:110
3741264991513,1cyclictest4056961-21/usr/sbin/munin00:20:183
3741264991512,2cyclictest4010168-21unixbench_multi23:30:253
3741262991513,1cyclictest0-21swapper/219:45:212
3741259991511,2cyclictest0-21swapper/123:45:001
3741259991510,3cyclictest3751331-21cron19:20:011
3741254991512,2cyclictest3741250-21cyclictest19:25:180
3741264991412,1cyclictest0-21swapper/323:10:113
3741264991412,1cyclictest0-21swapper/323:05:113
3741264991412,1cyclictest0-21swapper/321:25:113
3741262991411,2cyclictest3975161-21sh22:59:592
3741262991410,3cyclictest3883752-21cron21:34:552
3741254991412,2cyclictest61650irq/133-enp0s29f1:rx-021:30:120
374125499140,4cyclictest40409871unixbench_multi00:00:240
374126499138,4cyclictest3812373-21sshd20:19:583
3741264991311,1cyclictest0-21swapper/319:15:113
3741264991310,2cyclictest3898189-21kthreadcore21:40:173
374126499130,3cyclictest3869511-21sed21:15:173
374126299137,4cyclictest3741261-21cat19:10:012
3741262991311,1cyclictest0-21swapper/220:10:122
374125999138,3cyclictest3943925-21ntpq22:25:231
3741254991311,2cyclictest61650irq/133-enp0s29f1:rx-022:50:220
3741254991310,2cyclictest0-21swapper/019:10:010
3741259991210,1cyclictest0-21swapper/122:20:111
374126499119,1cyclictest0-21swapper/300:25:133
374126299118,2cyclictest0-21swapper/222:20:152
374126299117,2cyclictest0-21swapper/200:25:202
374126299110,3cyclictest4056784-21cat00:20:002
374125999110,9cyclictest3741387-21cat19:10:011
374126499109,1cyclictest0-21swapper/300:05:113
374126299108,1cyclictest3949101-21sensors22:30:242
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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