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2026-05-10 - 07:02
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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 Sun May 10, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3958314994037,2cyclictest33303-21fwupd23:32:572
3958314994037,2cyclictest33303-21fwupd23:32:562
3958308993532,2cyclictest33303-21fwupd23:32:560
3958308993532,2cyclictest33303-21fwupd23:32:560
3958310993228,2cyclictest0-21swapper/121:40:181
395831699300,28cyclictest33493-21cron23:35:013
395831699300,28cyclictest33493-21cron23:35:003
3958314992927,1cyclictest0-21swapper/220:40:002
3958308992719,6cyclictest69043-21cron00:10:000
395830899271,22cyclictest4029288-21apt-get20:20:110
395831699261,21cyclictest79461-21apt-get00:20:113
395831099260,23cyclictest4121394-21sed21:50:141
3958308992620,3cyclictest4187185-21apt-get22:55:130
395831499251,21cyclictest48988-21apt-get23:50:102
395831099252,20cyclictest43965-21apt-get23:45:111
395830899252,3cyclictest4120906-21apt-get21:50:100
3958308992520,2cyclictest3993952-21apt-get19:45:100
3958308992519,4cyclictest261-21systemd-journal21:50:010
395830899251,21cyclictest4172042-21apt-get22:40:110
395830899251,21cyclictest33760-21apt-get23:35:120
395830899251,21cyclictest0-21swapper/021:10:130
395831699242,20cyclictest3958533-21apt-get19:10:203
3958316992420,2cyclictest4044498-21apt-get20:35:113
395831699240,22cyclictest4131576-21tr22:00:163
395831499242,2cyclictest4080351-21apt-get21:10:132
3958314992420,2cyclictest4070266-21apt-get21:00:122
395831499241,21cyclictest4151755-21apt-get22:20:122
395831499241,20cyclictest59136-21apt-get00:00:122
395831499240,22cyclictest3879-21grep23:05:162
395831499240,20cyclictest0-21swapper/222:10:122
395831099241,3cyclictest4177076-21apt-get22:45:131
3958308992419,3cyclictest84959-21apt-get00:25:120
3958308992419,3cyclictest4126008-21apt-get21:55:110
395830899241,4cyclictest4018923-21cron20:10:000
395830899241,22cyclictest57984-21ntpq23:55:200
395830899241,20cyclictest0-21swapper/020:50:120
395830899241,20cyclictest0-21swapper/020:25:120
395830899241,20cyclictest0-21swapper/019:25:130
395830899240,21cyclictest0-21swapper/022:25:110
395830899240,20cyclictest897569-21kworker/u8:2+flush-259:022:20:110
3958316992319,2cyclictest0-21swapper/319:25:123
395831699231,20cyclictest0-21swapper/320:10:153
395831699231,19cyclictest0-21swapper/321:25:103
395831699230,3cyclictest4100667-21apt-get21:30:133
395831699230,21cyclictest4136637-21ps22:05:163
395831699230,20cyclictest0-21swapper/320:15:123
395831499231,2cyclictest38873-21apt-get23:40:112
395831499230,20cyclictest23591-21apt-get23:25:122
395831099232,2cyclictest3999004-21apt-get19:50:121
3958310992321,1cyclictest18260-21cron23:20:001
395831099231,21cyclictest261-21systemd-journal20:00:001
395831099231,19cyclictest4182126-21apt-get22:50:091
395831099231,19cyclictest3983819-21apt-get19:35:121
395830899232,18cyclictest8446-21apt-get23:10:110
3958308992319,2cyclictest0-21swapper/021:00:000
3958308992319,2cyclictest0-21swapper/019:50:120
3958308992319,2cyclictest0-21swapper/019:20:120
3958308992318,3cyclictest4019460-21sort20:10:130
395830899231,2cyclictest74894-21ps00:15:170
395830899231,2cyclictest4095586-21apt-get21:25:100
395830899231,2cyclictest4075016-21cron21:05:000
395830899230,22cyclictest95650-21irqcore00:35:160
395830899230,22cyclictest23337-21idleruntime-cro23:25:000
395830899230,20cyclictest0-21swapper/023:45:120
3958316992219,2cyclictest4085895-21grep21:15:173
3958316992219,2cyclictest0-21swapper/300:25:143
3958316992216,4cyclictest54560-21grep23:55:163
395831699220,3cyclictest93955-21runrttasks00:30:203
395831699220,3cyclictest59627-21sort00:00:163
395831699220,21cyclictest4177566-21tr22:45:173
395831699220,20cyclictest0-21swapper/321:40:153
395831699220,19cyclictest0-21swapper/323:25:113
395831699220,18cyclictest0-21swapper/319:15:133
3958314992219,2cyclictest1-21systemd00:31:572
3958314992219,1cyclictest0-21swapper/222:45:142
3958314992218,2cyclictest95158-21apt-get00:35:112
3958314992218,2cyclictest4192261-21apt-get23:00:122
3958314992218,2cyclictest4085407-21apt-get21:15:122
395831499221,19cyclictest4054610-21apt-get20:45:122
395831499221,19cyclictest4054610-21apt-get20:45:122
395831499221,19cyclictest0-21swapper/219:15:132
395831499220,2cyclictest0-21swapper/222:00:122
395831499220,20cyclictest0-21swapper/219:10:212
395831499220,19cyclictest4105743-21apt-get21:35:102
395831499220,19cyclictest4004058-21apt-get19:55:122
395831499220,19cyclictest0-21swapper/222:35:112
395831099222,2cyclictest4065190-21apt-get20:55:131
395831099222,1cyclictest74410-21apt-get00:15:131
3958310992218,2cyclictest4141195-21apt-get22:10:121
395831099221,20cyclictest0-21swapper/121:50:001
395831099220,3cyclictest4192757-21ps23:00:161
395831099220,1cyclictest0-21swapper/123:40:111
395831099220,19cyclictest0-21swapper/122:05:121
395831099220,19cyclictest0-21swapper/120:20:111
3958308992219,2cyclictest0-21swapper/020:30:120
3958308992218,3cyclictest4182613-21grep22:50:130
3958308992218,3cyclictest0-21swapper/000:20:440
3958308992218,2cyclictest0-21swapper/023:00:120
3958308992218,2cyclictest0-21swapper/022:45:140
3958308992218,2cyclictest0-21swapper/021:35:110
395830899221,2cyclictest0-21swapper/022:39:400
395830899221,20cyclictest0-21swapper/022:15:220
395830899221,20cyclictest0-21swapper/021:40:230
395830899221,1cyclictest4058497-21ntpq20:45:210
395830899221,1cyclictest4058497-21ntpq20:45:210
395830899220,3cyclictest4024720-21sed20:15:170
3958316992118,2cyclictest64-21kcompactd021:14:443
3958316992118,2cyclictest4151128-21apt-key22:20:003
3958316992118,2cyclictest0-21swapper/320:45:133
3958316992118,2cyclictest0-21swapper/320:45:133
3958316992115,5cyclictest0-21swapper/323:04:593
395831699211,1cyclictest0-21swapper/323:10:193
395831699210,20cyclictest0-21swapper/321:50:103
395831699210,20cyclictest0-21swapper/320:05:113
395831699210,20cyclictest0-21swapper/319:50:123
395831699210,1cyclictest4095315-21idleruntime-cro21:25:003
395831699210,1cyclictest0-21swapper/320:25:113
395831699210,19cyclictest4145983-21cron22:15:013
395831699210,19cyclictest0-21swapper/319:45:123
3958314992119,1cyclictest0-21swapper/221:05:122
3958314992119,1cyclictest0-21swapper/200:15:122
3958314992119,1cyclictest0-21swapper/200:09:262
3958314992118,2cyclictest0-21swapper/222:40:112
3958314992116,4cyclictest4054332-21cron20:45:002
395831499211,1cyclictest0-21swapper/223:45:112
395831499211,1cyclictest0-21swapper/219:30:112
395831499211,19cyclictest3972628-21ntpq19:20:212
395831499210,20cyclictest0-21swapper/222:25:412
395831499210,20cyclictest0-21swapper/221:48:362
395831499210,20cyclictest0-21swapper/220:32:482
3958310992119,1cyclictest3393-21apt-get23:05:121
3958310992119,1cyclictest0-21swapper/122:20:121
3958310992119,1cyclictest0-21swapper/120:25:121
3958310992119,1cyclictest0-21swapper/100:00:131
3958310992118,1cyclictest4019197-21apt-get20:10:111
395831099210,20cyclictest64-21kcompactd020:04:181
395831099210,19cyclictest0-21swapper/120:40:121
395831099210,19cyclictest0-21swapper/120:35:111
395831099210,19cyclictest0-21swapper/119:30:121
3958308992119,1cyclictest0-21swapper/022:02:350
3958308992119,1cyclictest0-21swapper/019:38:300
3958308992119,1cyclictest0-21swapper/019:11:370
3958308992118,2cyclictest3978763-21apt-get19:30:100
3958308992117,2cyclictest0-21swapper/020:00:110
395830899210,2cyclictest0-21swapper/023:05:110
395830899210,20cyclictest0-21swapper/019:15:120
395830899210,1cyclictest0-21swapper/023:40:200
3958316992018,1cyclictest0-21swapper/323:40:113
3958316992018,1cyclictest0-21swapper/322:55:133
3958316992018,1cyclictest0-21swapper/319:38:303
3958316992016,2cyclictest4060594-21ps20:50:163
395831699201,19cyclictest0-21swapper/321:36:143
395831699200,1cyclictest3871586-21snmpd21:00:223
395831699200,1cyclictest0-21swapper/323:45:113
395831699200,1cyclictest0-21swapper/322:20:123
395831699200,1cyclictest0-21swapper/320:55:133
395831699200,1cyclictest0-21swapper/319:30:203
395831699200,19cyclictest64-21kcompactd000:11:363
395831699200,19cyclictest0-21swapper/322:50:093
395831699200,19cyclictest0-21swapper/320:30:393
3958314992019,1cyclictest64-21kcompactd020:27:572
3958314992018,1cyclictest0-21swapper/221:40:142
3958314992018,1cyclictest0-21swapper/200:25:142
3958314992016,1cyclictest40651872sleep220:55:142
395831499200,19cyclictest0-21swapper/221:30:122
3958310992018,1cyclictest0-21swapper/122:40:111
3958310992018,1cyclictest0-21swapper/121:05:121
3958310992018,1cyclictest0-21swapper/120:45:121
3958310992018,1cyclictest0-21swapper/120:45:121
3958310992018,1cyclictest0-21swapper/100:35:121
3958310992017,1cyclictest3963599-21apt-get19:15:131
3958310992017,1cyclictest0-21swapper/120:15:121
395831099200,1cyclictest0-21swapper/123:50:101
395831099200,1cyclictest0-21swapper/123:30:131
395831099200,1cyclictest0-21swapper/123:30:121
395831099200,1cyclictest0-21swapper/122:35:111
395831099200,1cyclictest0-21swapper/121:10:121
395831099200,1cyclictest0-21swapper/119:45:121
395831099200,1cyclictest0-21swapper/100:26:401
395831099200,19cyclictest69318-21apt-get00:10:121
3958308992017,2cyclictest0-21swapper/000:10:110
3958308992017,1cyclictest0-21swapper/023:50:100
3958308992016,2cyclictest4136141-21apt-get22:05:120
3958308992016,2cyclictest0-21swapper/021:30:120
3958308992015,3cyclictest59136-21apt-get00:00:120
395830899200,7cyclictest4165640-21cut22:30:190
395830899200,7cyclictest3991187-21cut19:40:170
395830899200,1cyclictest28431-21unin-run23:30:000
395830899200,19cyclictest0-21swapper/000:30:240
3958316991917,1cyclictest64-21kcompactd000:19:393
3958316991917,1cyclictest0-21swapper/320:20:113
3958316991917,1cyclictest0-21swapper/319:55:123
3958316991916,2cyclictest99114-21ntpq00:35:213
3958316991915,2cyclictest4009581-21cut20:00:153
3958316991915,2cyclictest3396-21taskset23:05:123
395831699190,19cyclictest0-21swapper/319:40:113
3958314991917,1cyclictest0-21swapper/222:30:112
3958314991917,1cyclictest0-21swapper/200:20:122
3958314991915,3cyclictest3984307-21irqcore19:35:162
395831499190,1cyclictest0-21swapper/221:50:102
3958310991918,1cyclictest0-21swapper/122:25:411
3958310991917,1cyclictest64-21kcompactd021:19:021
3958310991916,2cyclictest4043618-21sshd20:30:241
3958310991916,1cyclictest0-21swapper/119:20:211
3958310991915,3cyclictest261-21systemd-journal19:45:011
3958310991915,2cyclictest90025-21apt-get00:30:121
3958310991915,2cyclictest4131086-21apt-get22:00:121
395831099190,1cyclictest0-21swapper/120:05:111
3958308991917,1cyclictest0-21swapper/020:40:200
395830899191,6cyclictest13973-21irqcore23:15:170
3958308991916,2cyclictest4079493-21cat21:05:240
3958308991914,4cyclictest4090216-21idleruntime-cro21:20:000
3958308991914,3cyclictest4090488-21apt-get21:20:130
395830899190,7cyclictest4046714-21kthreadcore20:35:170
3958316991815,2cyclictest4171765-21cron22:39:593
3958316991815,2cyclictest4156833-21apt-get22:25:123
395831699180,0cyclictest0-21swapper/322:40:123
3958314991816,1cyclictest0-21swapper/223:18:232
3958314991816,1cyclictest0-21swapper/219:25:122
3958314991815,2cyclictest0-21swapper/221:55:122
3958314991815,1cyclictest0-21swapper/200:10:112
3958310991816,1cyclictest0-21swapper/121:30:131
3958310991816,1cyclictest0-21swapper/100:05:081
3958310991815,2cyclictest4126335-21gltestperf21:55:151
3958310991815,2cyclictest28400-21sh23:30:001
3958310991814,2cyclictest79461-21apt-get00:20:121
3958316991715,1cyclictest4115831-21apt-get21:45:123
3958316991714,2cyclictest4166698-21sh22:34:593
3958316991714,2cyclictest13479-21apt-get23:15:133
395831499179,1cyclictest0-21swapper/223:40:002
3958314991715,1cyclictest0-21swapper/220:05:112
3958314991715,1cyclictest0-21swapper/219:45:122
3958314991714,2cyclictest0-21swapper/222:50:092
3958310991716,1cyclictest0-21swapper/119:10:211
3958310991715,1cyclictest0-21swapper/121:00:121
3958310991714,2cyclictest3973733-21apt-get19:25:121
3958310991712,3cyclictest4090555-21cpuspeed_turbos21:20:131
3958308991715,1cyclictest0-21swapper/022:10:110
3958308991710,4cyclictest702-21runrttasks19:55:120
3958316991614,1cyclictest0-21swapper/319:21:183
3958316991613,2cyclictest23364-21kworker/3:0+events_freezable_power_23:52:273
3958316991612,3cyclictest4049554-21apt-get20:40:123
3958314991615,1cyclictest0-21swapper/223:24:492
3958314991614,1cyclictest0-21swapper/222:15:212
3958314991613,2cyclictest58868-21cron00:00:012
3958314991613,2cyclictest3999957-21tr19:50:162
3958314991512,2cyclictest4023971-21apt20:15:002
3958314991512,2cyclictest4009155-21cpuspeed_turbos20:00:112
3958314991512,1cyclictest0-21swapper/219:40:122
3958314991511,2cyclictest0-21swapper/220:55:002
3958310991513,1cyclictest4161889-21apt-get22:30:121
3958310991513,1cyclictest4060110-21apt-get20:50:121
3958316991412,1cyclictest0-21swapper/321:55:123
3958316991411,2cyclictest4064963-21kworker/3:1+events_freezable_power_21:07:423
3958316991411,2cyclictest33896-21cpuspeed_turbos23:35:123
395831499140,3cyclictest0-21swapper/223:10:122
395831499140,3cyclictest0-21swapper/221:20:142
3958310991412,1cyclictest0-21swapper/121:35:111
3958310991411,2cyclictest4146543-21gltestperf22:15:161
395831099139,3cyclictest0-21swapper/121:30:001
3958308991310,2cyclictest3958322-21sed19:10:010
395831699129,2cyclictest64226-21apt-get00:05:123
395831699128,3cyclictest23317-21idleruntime-cro23:25:003
395831699126,4cyclictest3958441-21cat19:10:013
395831499129,2cyclictest4029399-21cpuspeed_turbos20:20:122
395831499129,2cyclictest0-21swapper/222:59:592
3958314991210,1cyclictest0-21swapper/221:25:112
395831099129,2cyclictest38597-21cron23:40:001
395831099129,2cyclictest0-21swapper/123:55:241
395831099128,3cyclictest22432-21ntpq23:20:221
395831099128,2cyclictest41876152sleep122:55:171
395831099127,4cyclictest261-21systemd-journal23:14:231
395831499119,1cyclictest0-21swapper/222:05:122
395831499118,2cyclictest4024232-21apt-get20:15:122
39583149971,4cyclictest3958364-21latency_hist19:10:012
39583109970,5cyclictest3958315-21latency_hist19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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