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2026-03-17 - 14:12
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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 Tue Mar 17, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3520325994743,2cyclictest3825602-21fwupd00:05:333
352032599271,22cyclictest3637361-21apt-get21:05:123
3520319992725,1cyclictest3825602-21fwupd00:05:331
352032199261,22cyclictest3795892-21apt-get23:40:122
352032199261,21cyclictest3530740-21apt-get19:20:112
3520325992521,2cyclictest3760443-21apt-get23:05:113
352032599251,21cyclictest3734755-21apt-get22:40:143
352032599251,21cyclictest3525640-21apt-get19:15:113
352032599251,20cyclictest0-21swapper/319:35:123
352032199251,21cyclictest0-21swapper/220:50:132
352031999251,22cyclictest500-21dbus-daemon23:59:591
352031999251,21cyclictest3566094-21apt-get19:55:121
352031599252,21cyclictest3847001-21apt-get00:30:120
352031599251,20cyclictest0-21swapper/022:35:120
352032599241,20cyclictest3790816-21apt-get23:35:133
352032599241,20cyclictest0-21swapper/321:55:113
352032599240,21cyclictest3602528-21ps20:30:153
3520321992420,2cyclictest3555962-21apt-get19:45:122
3520321992419,3cyclictest3713835-21munin-run22:20:002
3520321992419,3cyclictest3713835-21munin-run22:19:592
352032199241,22cyclictest3750314-21apt-get22:55:122
352032199241,20cyclictest0-21swapper/200:15:142
352032199240,23cyclictest3776075-21sed23:20:162
352032199240,21cyclictest3683723-21chrt21:50:122
352031999241,21cyclictest3575949-21cron20:05:001
352031999241,20cyclictest3790816-21apt-get23:35:131
352031599242,21cyclictest3540826-21apt-get19:30:120
352031599242,20cyclictest3826254-21apt-get00:10:120
3520315992420,3cyclictest3831348-21apt-get00:15:140
3520315992420,2cyclictest3535771-21apt-get19:25:120
352031599241,21cyclictest3520519-21apt-get19:10:120
352031599241,20cyclictest3627231-21apt-get20:55:120
3520325992319,3cyclictest3712981-21runrttasks22:15:223
3520325992319,3cyclictest3712981-21runrttasks22:15:213
3520325992319,2cyclictest3663504-21apt-get21:30:093
3520325992318,4cyclictest3679189-21sed21:45:163
3520325992316,5cyclictest261-21systemd-journal21:45:003
352032599231,21cyclictest3830229-21taskset00:10:203
352032599231,20cyclictest3569981-21ntpq19:55:203
352032599230,21cyclictest3719315-21cron22:25:003
352032599230,21cyclictest3535493-21cron19:25:003
352032599230,20cyclictest0-21swapper/323:25:123
352032599230,20cyclictest0-21swapper/320:40:123
352032599230,20cyclictest0-21swapper/319:30:133
352032599230,19cyclictest0-21swapper/323:15:123
352032599230,19cyclictest0-21swapper/322:25:113
352032599230,19cyclictest0-21swapper/322:25:103
3520321992319,2cyclictest0-21swapper/223:25:102
352032199231,2cyclictest3693826-21apt-get22:00:112
352032199231,21cyclictest0-21swapper/220:45:122
352032199231,20cyclictest0-21swapper/219:40:132
352032199231,19cyclictest0-21swapper/223:15:122
352032199231,19cyclictest0-21swapper/221:15:102
352032199230,20cyclictest3735257-21seq22:40:172
352032199230,20cyclictest0-21swapper/221:30:092
3520319992320,2cyclictest0-21swapper/122:04:591
352031999231,2cyclictest3714513-21apt-get22:20:111
352031999230,20cyclictest0-21swapper/122:05:101
352031999230,20cyclictest0-21swapper/121:35:121
352031999230,20cyclictest0-21swapper/120:10:121
352031999230,20cyclictest0-21swapper/119:45:121
3520315992320,2cyclictest3591905-21apt-get20:20:120
352031599231,21cyclictest3647893-21apt-get21:15:100
352031599231,21cyclictest3605941-21ntpq20:30:200
352031599231,20cyclictest3683720-21apt-get21:50:110
352031599230,3cyclictest3678411-21cron21:45:000
3520325992219,2cyclictest0-21swapper/323:40:133
3520325992219,1cyclictest0-21swapper/322:05:113
3520325992216,4cyclictest3704436-21cut22:10:163
352032599221,2cyclictest3785716-21apt-get23:30:133
352032599221,2cyclictest3586382-21apt-get20:15:133
352032599221,2cyclictest0-21swapper/323:00:173
352032599220,20cyclictest0-21swapper/322:55:033
3520321992218,3cyclictest3656681-21taskset21:20:192
352032199221,1cyclictest0-21swapper/221:10:112
352032199220,2cyclictest0-21swapper/222:20:112
352032199220,2cyclictest0-21swapper/200:40:002
3520319992219,2cyclictest3836863-21apt-get00:20:121
3520319992219,2cyclictest3642201-21munin-run21:10:011
3520319992218,2cyclictest3755368-21apt-get23:00:121
352031999221,1cyclictest3719589-21apt-get22:25:111
352031999221,1cyclictest3719589-21apt-get22:25:101
352031999220,3cyclictest3765249-21idleruntime-cro23:10:011
352031999220,2cyclictest3703934-21apt-get22:10:121
352031999220,2cyclictest0-21swapper/120:20:221
352031999220,21cyclictest3749625-21apt-get22:55:001
352031999220,21cyclictest3526138-21grep19:15:161
352031999220,19cyclictest0-21swapper/123:50:121
352031999220,19cyclictest0-21swapper/123:25:101
3520315992220,1cyclictest3852132-21apt-get00:35:110
3520315992219,2cyclictest0-21swapper/020:25:120
3520315992219,2cyclictest0-21swapper/019:35:120
3520315992219,1cyclictest3795892-21apt-get23:40:120
3520315992218,2cyclictest3709523-21tr22:15:170
3520315992218,2cyclictest3709523-21tr22:15:160
352031599221,2cyclictest3663996-21irqcore21:30:140
352031599220,20cyclictest3663232-21idleruntime-cro21:30:000
352031599220,20cyclictest0-21swapper/022:25:120
352031599220,20cyclictest0-21swapper/022:25:110
3520325992119,1cyclictest0-21swapper/323:20:123
3520325992118,2cyclictest0-21swapper/319:40:113
3520325992118,2cyclictest0-21swapper/300:35:063
352032599211,1cyclictest3617149-21apt-get20:45:123
352032599210,2cyclictest3841655-21cron00:25:003
352032599210,20cyclictest0-21swapper/320:20:133
352032599210,1cyclictest3524452-21ntpq19:10:203
3520321992119,1cyclictest0-21swapper/221:45:122
3520321992119,1cyclictest0-21swapper/200:25:112
3520321992118,2cyclictest0-21swapper/221:00:112
3520321992118,2cyclictest0-21swapper/200:30:122
3520321992118,1cyclictest0-21swapper/220:35:132
3520321992117,3cyclictest3749663-21dpkg22:55:012
3520321992117,2cyclictest3733619-21ntpq22:35:202
3520321992117,2cyclictest3674138-21grep21:40:172
3520321992117,2cyclictest3561017-21apt-get19:50:132
3520321992117,2cyclictest3561017-21apt-get19:50:122
352032199210,20cyclictest3871586-21snmpd22:45:202
352032199210,20cyclictest3627714-21ps20:55:152
352032199210,1cyclictest0-21swapper/223:00:122
352032199210,19cyclictest0-21swapper/223:05:112
352032199210,19cyclictest0-21swapper/220:25:112
3520319992119,1cyclictest3525393-21awk19:15:011
3520319992118,2cyclictest3770527-21apt-get23:15:131
3520319992118,1cyclictest0-21swapper/121:45:121
352031999210,19cyclictest0-21swapper/122:30:121
352031999210,19cyclictest0-21swapper/121:55:111
352031999210,19cyclictest0-21swapper/121:20:121
352031999210,19cyclictest0-21swapper/121:00:111
352031999210,19cyclictest0-21swapper/100:10:121
3520315992119,1cyclictest0-21swapper/022:05:100
3520315992119,1cyclictest0-21swapper/020:50:110
3520315992118,2cyclictest3769543-21/usr/sbin/munin23:10:230
3520315992118,2cyclictest3698600-21cron22:05:000
3520315992118,2cyclictest3561017-21apt-get19:50:130
3520315992118,2cyclictest3561017-21apt-get19:50:120
3520315992118,2cyclictest0-21swapper/022:45:110
352031599210,2cyclictest0-21swapper/023:35:130
352031599210,2cyclictest0-21swapper/021:05:110
352031599210,20cyclictest3803150-21ps23:45:190
352031599210,20cyclictest0-21swapper/023:15:170
352031599210,20cyclictest0-21swapper/023:05:120
352031599210,20cyclictest0-21swapper/022:30:120
352031599210,1cyclictest0-21swapper/019:55:120
3520325992018,1cyclictest0-21swapper/319:50:223
3520325992018,1cyclictest0-21swapper/319:50:213
352032599200,1cyclictest0-21swapper/323:45:133
352032599200,1cyclictest0-21swapper/321:15:103
352032599200,1cyclictest0-21swapper/320:55:103
352032599200,19cyclictest3729698-21apt-get22:35:113
352032599200,19cyclictest0-21swapper/321:10:093
352032599200,17cyclictest0-21swapper/300:30:123
3520321992018,1cyclictest0-21swapper/219:10:112
3520321992018,1cyclictest0-21swapper/200:20:122
3520321992017,2cyclictest3591336-21apt-key20:20:002
352032199200,1cyclictest3813255-21ps23:55:162
352032199200,1cyclictest0-21swapper/223:50:132
352032199200,1cyclictest0-21swapper/223:10:112
352032199200,1cyclictest0-21swapper/221:35:122
352032199200,19cyclictest0-21swapper/219:55:122
3520319992018,1cyclictest1-21systemd19:45:011
3520319992018,1cyclictest0-21swapper/123:20:121
3520319992018,1cyclictest0-21swapper/122:55:121
3520319992018,1cyclictest0-21swapper/120:50:211
3520319992018,1cyclictest0-21swapper/119:25:121
3520319992017,1cyclictest0-21swapper/119:20:111
352031999200,1cyclictest0-21swapper/119:40:001
352031999200,1cyclictest0-21swapper/100:15:141
352031999200,19cyclictest3627726-21ps20:55:161
352031999200,19cyclictest0-21swapper/121:25:121
3520315992018,1cyclictest0-21swapper/023:30:130
3520315992017,2cyclictest3642839-21apt-get21:10:100
3520315992017,2cyclictest3612096-21apt-get20:40:130
3520315992016,3cyclictest3576723-21irqcore20:05:140
3520315992015,3cyclictest3775583-21apt-get23:20:110
3520315992013,5cyclictest3841684-21idleruntime-cro00:25:000
352031599200,1cyclictest0-21swapper/022:00:000
352031599200,19cyclictest0-21swapper/022:40:140
352031599200,19cyclictest0-21swapper/020:35:120
3520325991917,1cyclictest0-21swapper/320:00:103
3520325991916,1cyclictest3669067-21ps21:35:173
3520325991914,4cyclictest18250irq/132-nvme0q421:55:003
3520325991914,3cyclictest3663230-21cron21:30:003
352032599190,18cyclictest0-21swapper/321:05:003
3520321991917,1cyclictest3821183-21apt-get00:05:102
3520321991916,2cyclictest0-21swapper/223:30:132
3520321991916,1cyclictest3724644-21apt-get22:30:122
352032199190,1cyclictest0-21swapper/221:10:012
352032199190,19cyclictest0-21swapper/220:20:032
352032199190,18cyclictest0-21swapper/223:45:182
3520319991917,1cyclictest3591218-21latency_hist20:20:001
3520319991917,1cyclictest0-21swapper/121:50:111
3520319991917,1cyclictest0-21swapper/121:30:091
3520319991917,1cyclictest0-21swapper/120:45:121
3520319991917,1cyclictest0-21swapper/100:25:121
3520319991916,1cyclictest0-21swapper/100:35:121
352031999190,1cyclictest0-21swapper/123:40:121
352031999190,1cyclictest0-21swapper/122:20:011
352031999190,1cyclictest0-21swapper/122:20:001
352031999190,1cyclictest0-21swapper/100:30:121
352031999190,1cyclictest0-21swapper/100:00:121
3520315991916,2cyclictest0-21swapper/020:10:120
3520315991915,3cyclictest3550909-21apt-get19:40:120
3520315991915,2cyclictest3809863-21taskset23:50:210
352031599190,18cyclictest3575974-21awk20:05:000
3520325991815,2cyclictest3744858-21apt-get22:50:123
3520325991814,2cyclictest3835778-21seq00:15:273
3520321991816,1cyclictest0-21swapper/219:25:122
3520321991814,2cyclictest3581279-21apt-get20:10:122
3520321991814,2cyclictest0-21swapper/222:10:122
3520319991816,1cyclictest0-21swapper/121:10:111
352031999180,18cyclictest0-21swapper/123:45:231
3520315991815,2cyclictest0-21swapper/022:55:120
3520315991815,2cyclictest0-21swapper/019:15:110
3520315991814,3cyclictest3531224-21ps19:20:160
352031599180,1cyclictest0-21swapper/000:05:330
3520325991715,1cyclictest3805975-21apt-get23:50:123
3520325991714,1cyclictest0-21swapper/300:25:113
352032599170,16cyclictest0-21swapper/320:10:203
3520321991714,2cyclictest3816610-21irqcore00:00:162
3520321991714,2cyclictest3606790-21cron20:35:002
3520319991716,1cyclictest0-21swapper/121:40:171
3520319991715,1cyclictest0-21swapper/121:15:101
3520319991714,2cyclictest3616882-21sh20:45:011
3520319991714,2cyclictest3611842-21munin-run20:40:011
3520319991714,2cyclictest3597470-21irqcore20:25:151
3520319991714,1cyclictest3739805-21apt-get22:45:121
3520319991712,3cyclictest0-21swapper/122:44:591
352031999170,1cyclictest1-21systemd19:55:011
352031999170,1cyclictest1-21systemd19:55:001
3520315991715,1cyclictest0-21swapper/023:55:110
3520315991713,2cyclictest3816111-21apt-get00:00:120
3520325991615,1cyclictest0-21swapper/320:25:233
3520325991614,1cyclictest0-21swapper/320:05:113
3520325991613,2cyclictest1-21systemd20:55:013
3520325991612,3cyclictest3558177-21kthreadcore19:45:173
3520321991614,1cyclictest0-21swapper/221:25:112
3520321991613,2cyclictest3571170-21apt-get20:00:112
3520319991613,2cyclictest3578442-21kthreadcore20:05:161
3520315991613,2cyclictest61650irq/133-enp0s29f1:rx-021:49:500
3520315991612,3cyclictest61650irq/133-enp0s29f1:rx-023:25:100
3520315991612,3cyclictest61650irq/133-enp0s29f1:rx-022:10:240
3520315991612,3cyclictest61650irq/133-enp0s29f1:rx-019:45:110
3520315991612,3cyclictest61650irq/133-enp0s29f1:rx-000:25:210
3520325991512,2cyclictest0-21swapper/321:20:123
3520321991512,2cyclictest3826319-21cpuspeed_turbos00:10:112
3520321991512,2cyclictest3703161-21unixbench-2d22:05:242
352032199150,5cyclictest3724375-21awk22:29:592
352032199150,5cyclictest3724375-21awk22:29:592
3520315991512,2cyclictest61650irq/133-enp0s29f1:rx-022:20:120
3520315991512,2cyclictest61650irq/133-enp0s29f1:rx-021:00:210
3520315991511,3cyclictest61650irq/133-enp0s29f1:rx-021:35:110
3520315991511,3cyclictest3617349-21grep20:45:140
3520325991412,1cyclictest0-21swapper/300:00:213
3520325991410,3cyclictest3724817-21fschecks_count22:30:143
3520321991413,1cyclictest0-21swapper/219:15:202
3520321991411,2cyclictest3612220-21tr20:40:132
3520319991411,2cyclictest0-21swapper/122:40:001
3520315991411,2cyclictest61650irq/133-enp0s29f1:rx-020:15:210
3520315991410,3cyclictest61650irq/133-enp0s29f1:rx-022:50:160
3520315991410,3cyclictest61650irq/133-enp0s29f1:rx-021:20:110
3520325991310,1cyclictest0-21swapper/320:35:123
352032199138,4cyclictest3545576-21cron19:35:002
352032199136,5cyclictest3693556-21basename22:00:002
3520319991310,2cyclictest3785913-21fschecks_count23:30:141
3520319991310,2cyclictest3765984-21irqcore23:10:151
3520319991310,2cyclictest3541151-21gltestperf19:30:151
3520315991310,2cyclictest61650irq/133-enp0s29f1:rx-023:00:120
352032599129,2cyclictest0-21swapper/319:25:113
352032599127,3cyclictest3769384-21awk23:10:213
352032599121,9cyclictest3698610-21awk22:04:593
352032599119,1cyclictest3740301-21ps22:45:163
352032599118,2cyclictest3811027-21apt-get23:55:113
352032199117,3cyclictest3576709-21sed20:05:152
352031999118,2cyclictest0-21swapper/120:30:111
352031599110,9cyclictest3520223-21latency_hist19:10:000
352032199108,1cyclictest0-21swapper/219:40:002
352032199107,2cyclictest0-21swapper/219:10:002
35203199975,1cyclictest3520223-21latency_hist19:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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