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2026-07-28 - 04:29
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Tue Jul 28, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
386434599331,4cyclictest8782-21cron00:40:003
386434599321,3cyclictest3925533-21awk20:09:593
386434599321,3cyclictest0-21swapper/319:10:133
386434599311,3cyclictest0-21swapper/322:15:133
386434599311,22cyclictest0-21swapper/322:40:133
386434599310,4cyclictest3993537-21grep21:15:183
386434599301,4cyclictest4140353-21cron23:40:003
386434599301,20cyclictest0-21swapper/321:50:113
386434599300,4cyclictest4130222-21idleruntime-cro23:30:003
386434599292,2cyclictest3930851-21apt-get20:15:133
3864345992921,7cyclictest4171364-21https00:10:003
386434599291,3cyclictest4115286-21apt-get23:15:123
386434599290,26cyclictest0-21swapper/322:30:183
3864345992820,6cyclictest3977376-21apt-get21:00:133
386434599281,2cyclictest0-21swapper/319:20:113
3864345992718,7cyclictest0-21swapper/300:25:123
386434599271,21cyclictest0-21swapper/323:45:133
386434599270,2cyclictest0-21swapper/319:40:003
386434599270,26cyclictest0-21swapper/320:40:203
386434599270,25cyclictest0-21swapper/300:15:113
386434599270,20cyclictest0-21swapper/323:08:443
386434099270,20cyclictest191rcu_preempt21:20:012
3864345992619,5cyclictest4099707-21cron23:00:003
3864345992614,10cyclictest3967282-21sort20:50:163
3864345992614,10cyclictest3967282-21sort20:50:163
386434599261,21cyclictest0-21swapper/321:05:133
386434599260,23cyclictest64-21kcompactd021:35:113
386434099263,21cyclictest3961702-21apt-get20:45:142
386433799263,20cyclictest3946054-21apt-get20:30:131
386433799262,20cyclictest3998084-21apt-get21:20:111
386433599260,25cyclictest3916158-21tr20:00:170
386434599252,3cyclictest3894995-21apt-get19:40:133
3864345992519,3cyclictest3971861-21apt-get20:55:143
386434599251,20cyclictest4008268-21apt-get21:30:133
386434599251,20cyclictest0-21swapper/322:10:123
386434599251,20cyclictest0-21swapper/319:45:133
386434599250,2cyclictest64-21kcompactd000:32:363
386434599250,23cyclictest4135291-21basename23:35:003
386434099253,21cyclictest514-21in:imuxsock00:30:002
386434099251,22cyclictest4038735-21apt-get22:00:122
3864337992519,4cyclictest4022845-21head21:40:251
386433799251,22cyclictest4003176-21apt-get21:25:141
386433799251,21cyclictest4074600-21apt-get22:35:131
3864335992523,1cyclictest0-21swapper/019:15:480
386433599251,22cyclictest4024023-21ps21:45:150
3864345992421,2cyclictest4104826-21cron23:05:003
3864345992420,2cyclictest4161379-21apt-get00:00:113
3864345992418,5cyclictest64-21kcompactd019:55:443
386434599241,21cyclictest0-21swapper/300:20:153
386434599241,20cyclictest0-21swapper/323:20:113
386434599241,20cyclictest0-21swapper/322:00:133
386434599241,20cyclictest0-21swapper/320:10:133
386434599240,23cyclictest64-21kcompactd023:13:033
386434599240,21cyclictest0-21swapper/321:10:133
3864340992419,3cyclictest4028351-21munin-run21:50:012
3864337992420,2cyclictest4069532-21apt-get22:30:131
3864337992420,2cyclictest4059439-21apt-get22:20:111
386433799241,20cyclictest4064486-21apt-get22:25:141
386433799241,20cyclictest0-21swapper/123:05:121
386433799241,1cyclictest4033682-21apt-get21:55:151
386433599242,2cyclictest4099987-21apt-get23:00:130
3864335992420,2cyclictest3993037-21apt-get21:15:140
3864335992420,2cyclictest3905531-21apt-get19:50:130
3864335992418,4cyclictest4079393-21idleruntime-cro22:40:000
386433599241,2cyclictest3925807-21apt-get20:10:130
3864345992319,3cyclictest0-21swapper/319:30:143
3864345992318,4cyclictest0-21swapper/320:39:493
386434599231,2cyclictest3869658-21apt-get19:15:443
386434599231,2cyclictest0-21swapper/322:35:123
386434599231,2cyclictest0-21swapper/321:20:113
386434599231,2cyclictest0-21swapper/320:00:133
386434599231,20cyclictest0-21swapper/321:45:113
386434599231,20cyclictest0-21swapper/321:40:113
386434599230,3cyclictest3936405-21ps20:20:163
386434599230,20cyclictest0-21swapper/320:30:133
3864340992320,2cyclictest0-21swapper/220:35:002
3864340992319,2cyclictest4178071-21sed00:15:162
3864340992319,2cyclictest3930588-21munin-run20:14:592
386434099230,21cyclictest3992759-21cron21:15:012
3864337992320,2cyclictest516-21rs:main1
3864337992320,2cyclictest4023539-21apt-get21:45:111
3864337992319,3cyclictest3899805-21munin-run19:45:001
3864337992319,2cyclictest4008268-21apt-get21:30:121
386433799230,21cyclictest3956328-21sed20:40:011
386433799230,20cyclictest0-21swapper/123:35:141
3864335992320,2cyclictest3900485-21apt-get19:45:110
3864335992320,1cyclictest3982869-21apt-get21:05:130
3864335992319,2cyclictest4172034-21apt-get00:10:130
3864335992319,2cyclictest3889948-21apt-get19:35:130
386433599231,2cyclictest4120335-21apt-get23:20:120
386433599230,4cyclictest4141544-21irqcore23:40:150
386433599230,3cyclictest1-21systemd22:35:000
386433599230,21cyclictest4136051-21sed23:35:180
386433599230,19cyclictest0-21swapper/022:40:460
3864345992218,2cyclictest0-21swapper/322:20:103
3864345992217,3cyclictest4151215-21apt-get23:50:133
386434599221,2cyclictest4156305-21apt-get23:55:143
3864340992219,2cyclictest4013358-21apt-get21:35:122
3864340992218,3cyclictest4147071-21ps23:45:172
3864340992217,3cyclictest4141055-21apt-get23:40:122
386434099221,20cyclictest4110220-21apt-get23:10:132
386434099221,20cyclictest0-21swapper/219:25:122
386434099220,3cyclictest3874418-21cron19:20:012
386434099220,21cyclictest3899812-21idleruntime-cro19:45:002
386434099220,20cyclictest4125910-21irqcore23:25:182
3864337992220,1cyclictest0-21swapper/120:50:121
3864337992220,1cyclictest0-21swapper/120:50:111
3864337992219,2cyclictest3925550-21munin-run20:10:001
3864337992217,3cyclictest3925810-21taskset20:10:131
386433799221,2cyclictest3935922-21apt-get20:20:131
386433799220,21cyclictest64-21kcompactd023:51:131
386433799220,20cyclictest0-21swapper/123:10:131
386433799220,20cyclictest0-21swapper/120:15:131
386433799220,19cyclictest0-21swapper/120:55:141
3864335992219,1cyclictest3977376-21apt-get21:00:140
3864335992218,2cyclictest4048849-21apt-get22:10:110
386433599220,1cyclictest0-21swapper/020:20:130
386433599220,19cyclictest0-21swapper/023:30:130
3864345992119,1cyclictest64-21kcompactd022:49:243
3864345992119,1cyclictest0-21swapper/321:57:153
3864345992117,2cyclictest4043785-21chrt22:05:113
3864345992112,8cyclictest4005406-21kthreadcore21:25:193
3864340992119,1cyclictest64-21kcompactd023:20:342
3864340992119,1cyclictest0-21swapper/223:15:122
3864340992119,1cyclictest0-21swapper/222:30:142
3864340992119,1cyclictest0-21swapper/221:55:152
3864340992119,1cyclictest0-21swapper/219:35:122
3864340992118,2cyclictest4083620-21ntpq22:40:232
3864340992118,2cyclictest0-21swapper/200:00:122
386434099211,19cyclictest0-21swapper/223:50:132
386434099211,19cyclictest0-21swapper/200:11:062
386434099210,2cyclictest3910345-21awk19:54:592
386434099210,20cyclictest4104836-21basename23:05:002
386434099210,20cyclictest0-21swapper/222:47:152
386434099210,20cyclictest0-21swapper/222:05:122
386434099210,1cyclictest0-21swapper/222:50:122
386434099210,1cyclictest0-21swapper/221:20:202
386434099210,1cyclictest0-21swapper/219:55:132
3864337992119,1cyclictest3864330-21cyclictest00:20:201
3864337992118,2cyclictest3981331-21ntpq21:00:251
3864337992118,2cyclictest3956631-21apt-get20:40:111
3864337992118,2cyclictest39159572chrt20:00:161
3864337992118,2cyclictest0-21swapper/119:55:131
3864337992118,1cyclictest0-21swapper/122:00:121
3864337992117,3cyclictest0-21swapper/100:35:131
3864337992116,3cyclictest4094896-21apt-get22:55:141
386433799211,1cyclictest0-21swapper/121:15:141
386433799211,19cyclictest4170485-21ntpq00:05:231
386433799210,3cyclictest4029106-21ps21:50:161
386433799210,2cyclictest64-21kcompactd022:40:471
386433799210,2cyclictest4130495-21apt-get23:30:131
386433799210,2cyclictest3871887-21sed19:15:491
386433799210,20cyclictest64-21kcompactd021:10:291
386433799210,20cyclictest0-21swapper/122:15:141
386433799210,20cyclictest0-21swapper/121:05:131
386433799210,20cyclictest0-21swapper/119:45:121
386433799210,1cyclictest3874691-21apt-get19:20:111
3864335992119,1cyclictest4187310-21apt-get00:25:120
3864335992119,1cyclictest0-21swapper/023:10:120
3864335992119,1cyclictest0-21swapper/020:15:120
3864335992119,1cyclictest0-21swapper/000:05:230
386433599210,1cyclictest4053925-21apt-get22:15:130
386433599210,1cyclictest0-21swapper/019:20:120
386433599210,19cyclictest3899786-21cron19:45:000
386433599210,19cyclictest0-21swapper/021:50:170
386433599210,19cyclictest0-21swapper/021:25:130
386433599210,19cyclictest0-21swapper/021:21:130
386434599206,11cyclictest3879885-21cut19:25:123
386434599200,1cyclictest0-21swapper/322:54:593
3864340992018,1cyclictest0-21swapper/222:10:122
3864340992018,1cyclictest0-21swapper/221:40:112
3864340992018,1cyclictest0-21swapper/220:55:142
3864340992018,1cyclictest0-21swapper/219:10:132
3864340992017,2cyclictest0-21swapper/221:25:132
386434099200,1cyclictest0-21swapper/220:40:112
386434099200,1cyclictest0-21swapper/220:20:122
386434099200,19cyclictest0-21swapper/222:15:132
386434099200,19cyclictest0-21swapper/221:50:112
386434099200,19cyclictest0-21swapper/200:20:122
3864337992018,1cyclictest0-21swapper/119:50:111
3864337992018,1cyclictest0-21swapper/100:10:131
3864337992017,2cyclictest3887094-21kthreadcore19:30:191
3864337992017,1cyclictest0-21swapper/120:45:181
386433799200,1cyclictest0-21swapper/121:35:121
386433799200,1cyclictest0-21swapper/100:00:121
386433799200,19cyclictest0-21swapper/122:10:121
3864335992018,1cyclictest0-21swapper/023:51:130
3864335992018,1cyclictest0-21swapper/021:35:120
3864335992018,1cyclictest0-21swapper/020:41:580
3864335992017,2cyclictest514-21in:imuxsock19:35:000
3864335992017,2cyclictest0-21swapper/020:50:120
3864335992017,2cyclictest0-21swapper/020:50:110
386433599200,1cyclictest0-21swapper/023:55:130
386433599200,1cyclictest0-21swapper/022:25:130
386433599200,1cyclictest0-21swapper/021:55:140
386433599200,1cyclictest0-21swapper/021:14:460
386433599200,1cyclictest0-21swapper/020:30:120
386433599200,19cyclictest64-21kcompactd019:26:100
386433599200,19cyclictest4187031-21cron00:25:000
386433599200,19cyclictest0-21swapper/021:30:220
386433599200,18cyclictest0-21swapper/020:05:580
386434599197,11cyclictest0-21swapper/320:50:003
3864345991916,1cyclictest0-21swapper/319:50:113
3864340991918,1cyclictest0-21swapper/220:05:122
3864340991916,1cyclictest0-21swapper/222:25:132
3864337991917,1cyclictest0-21swapper/119:12:121
3864337991916,2cyclictest4150093-21ntpq23:45:231
3864337991915,3cyclictest4192944-21tr00:30:171
386433799190,1cyclictest0-21swapper/120:25:131
3864335991917,1cyclictest3955982-21systemd-run20:40:010
3864335991917,1cyclictest0-21swapper/020:55:130
3864335991917,1cyclictest0-21swapper/000:30:220
3864335991915,3cyclictest0-21swapper/019:55:130
386434599181,5cyclictest4145049-21nvmesmart_nvme023:40:233
3864345991815,1cyclictest0-21swapper/322:25:133
3864340991817,1cyclictest0-21swapper/221:00:032
3864340991816,1cyclictest4009-21apt-get00:35:122
3864340991816,1cyclictest0-21swapper/221:33:032
3864340991816,1cyclictest0-21swapper/221:09:232
3864340991816,1cyclictest0-21swapper/220:50:132
3864340991816,1cyclictest0-21swapper/220:50:122
3864340991816,1cyclictest0-21swapper/220:35:142
3864337991815,2cyclictest0-21swapper/123:00:131
3864335991816,1cyclictest4146124-21apt-get23:45:120
3864335991816,1cyclictest3864552-21apt-get19:10:130
3864335991816,1cyclictest0-21swapper/022:20:110
3864335991815,2cyclictest4022843-21grep21:40:240
3864335991815,2cyclictest0-21swapper/022:00:120
386434599174,5cyclictest3941889-21sed20:25:173
3864340991713,2cyclictest812604-21kworker/u8:3-events_unbound23:40:002
3864340991713,2cyclictest0-21swapper/200:10:002
3864337991715,1cyclictest0-21swapper/123:15:121
3864337991714,2cyclictest4090312-21grep22:50:171
3864335991713,2cyclictest3962197-21ps20:45:170
386434599161,5cyclictest3864256-21latency_hist19:10:003
3864340991614,1cyclictest0-21swapper/223:55:202
3864340991614,1cyclictest0-21swapper/223:05:122
3864340991614,1cyclictest0-21swapper/222:35:122
3864340991614,1cyclictest0-21swapper/220:00:132
3864340991613,2cyclictest0-21swapper/223:35:002
3864337991614,1cyclictest0-21swapper/100:20:001
3864337991613,2cyclictest0-21swapper/100:00:001
3864335991614,1cyclictest0-21swapper/000:35:120
3864335991613,2cyclictest0-21swapper/020:25:130
3864335991612,3cyclictest61650irq/133-enp0s29f1:rx-023:15:130
3864335991611,3cyclictest4090316-21sort22:50:170
386434099155,2cyclictest191rcu_preempt20:29:592
3864340991512,2cyclictest4192926-21ps00:30:172
3864340991512,2cyclictest3935661-21sh20:20:002
386434099150,3cyclictest0-21swapper/219:30:182
3864337991512,2cyclictest3879787-21apt-get19:25:121
3864335991513,2cyclictest61650irq/133-enp0s29f1:rx-022:59:140
3864335991512,2cyclictest4180956-21needreboot00:15:180
3864340991411,2cyclictest391rcuc/219:20:162
3864337991413,1cyclictest64-21kcompactd022:46:421
3864337991412,1cyclictest4125428-21apt-get23:25:141
3864337991411,2cyclictest4120821-21grep23:20:161
3864335991411,2cyclictest61650irq/133-enp0s29f1:rx-022:47:150
3864335991410,3cyclictest4048171-21grep22:05:260
3864340991311,1cyclictest0-21swapper/222:56:552
3864340991311,1cyclictest0-21swapper/222:20:162
386433799132,2cyclictest191rcu_preempt22:05:221
3864337991311,1cyclictest0-21swapper/123:40:121
386434099124,2cyclictest191rcu_preempt19:45:152
386433599129,2cyclictest61650irq/133-enp0s29f1:rx-023:25:130
386433599127,4cyclictest1-21systemd00:05:010
386434099112,2cyclictest191rcu_preempt19:10:012
386433799119,1cyclictest0-21swapper/119:35:121
38643379971,5cyclictest3864330-21cyclictest19:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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