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2026-04-28 - 07:45
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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 Tue Apr 28, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
159139994644,1cyclictest276571-21kworker/0:0+pm22:19:560
15913999330,23cyclictest297849-21irqcore21:25:150
159149993211,19cyclictest0-21swapper/323:10:173
15913999310,30cyclictest459857-21idleruntime-cro00:05:010
15913999301,20cyclictest449987-21apt-get23:55:100
15914299285,22cyclictest159151-21cat19:10:011
15913999280,2cyclictest490494-21sshd00:32:360
15913999280,20cyclictest210858-21apt-get20:00:130
15914999272,23cyclictest394125-21apt-get23:00:123
15914999272,23cyclictest394125-21apt-get23:00:113
15914999272,21cyclictest434804-21apt-get23:40:113
15913999271,2cyclictest0-21swapper/000:15:150
159149992623,2cyclictest454833-21idleruntime-cro00:00:013
15914999261,3cyclictest0-21swapper/319:50:163
15914999261,22cyclictest180117-21tr19:30:153
15914999261,22cyclictest0-21swapper/320:25:143
15914999260,22cyclictest347993-21taskset22:15:133
15914499262,20cyclictest251805-21apt-get20:40:132
159139992619,6cyclictest0-21swapper/021:20:210
15914999251,2cyclictest332831-21apt-get22:00:143
15914999251,21cyclictest480419-21apt-get00:25:123
15914999251,21cyclictest195248-21apt-get19:45:123
15914999251,20cyclictest455087-21apt-get00:00:133
15914999251,20cyclictest0-21swapper/320:35:123
15914999251,20cyclictest0-21swapper/319:55:133
15914999250,21cyclictest0-21swapper/322:40:123
15914999250,21cyclictest0-21swapper/321:55:123
15914499251,21cyclictest277095-21apt-get21:05:122
15914499251,21cyclictest0-21swapper/223:00:132
15914499251,21cyclictest0-21swapper/223:00:132
15913999259,5cyclictest261-21systemd-journal23:35:010
159139992516,8cyclictest0-21swapper/021:15:000
159139992510,2cyclictest0-21swapper/022:44:590
15914999240,23cyclictest464953-21basename00:10:003
15914999240,20cyclictest0-21swapper/323:30:103
15914499241,3cyclictest201209-21ps19:50:162
15914499240,21cyclictest0-21swapper/223:10:132
15914499240,21cyclictest0-21swapper/222:40:122
15914499240,20cyclictest0-21swapper/200:20:122
159142992420,2cyclictest378877-21apt-get22:45:151
15914299241,21cyclictest317647-21apt-get21:45:141
159139992420,2cyclictest368754-21apt-get22:35:100
159139992420,2cyclictest261932-21apt-get20:50:100
159139992419,4cyclictest0-21swapper/022:10:100
15913999241,21cyclictest448836-21ntpq23:50:210
15913999241,21cyclictest231590-21apt-get20:20:110
159149992319,2cyclictest485919-21apt-get00:30:133
159149992319,2cyclictest241676-21chrt20:30:113
159149992319,2cyclictest0-21swapper/321:30:123
159149992319,2cyclictest0-21swapper/321:10:083
15914999231,2cyclictest272037-21apt-get21:00:093
15914999231,2cyclictest0-21swapper/321:35:113
15914999231,20cyclictest0-21swapper/322:30:253
15914999230,2cyclictest220791-21systemd-run20:10:003
15914999230,2cyclictest189533-21true19:40:003
15914999230,20cyclictest343402-21sort22:10:153
15914999230,20cyclictest0-21swapper/321:50:123
159144992319,3cyclictest164457-21apt-get19:15:152
159144992319,2cyclictest190196-21apt-get19:40:132
159144992318,3cyclictest702-21runrttasks20:20:142
159144992318,3cyclictest302136-21cron21:30:002
15914499231,19cyclictest0-21swapper/219:55:122
15914499231,19cyclictest0-21swapper/219:10:122
15914499230,21cyclictest424645-21chrt23:30:102
15914499230,20cyclictest180118-21irqcore19:30:152
15914499230,20cyclictest0-21swapper/200:00:132
159142992319,3cyclictest337881-21apt-get22:05:111
15914299231,2cyclictest307491-21apt-get21:35:121
15914299231,2cyclictest292306-21apt-get21:20:111
15914299231,20cyclictest409321-21apt-get23:15:131
15914299231,20cyclictest302416-21apt-get21:30:141
15914299231,20cyclictest194098-21ntpq19:40:221
15913999239,3cyclictest225832-21cron20:15:000
15913999232,20cyclictest485413-21apt-key00:29:590
159139992320,1cyclictest429715-21apt-get23:35:120
159139992318,4cyclictest0-21swapper/022:30:110
159139992313,8cyclictest61650irq/133-enp0s29f1:rx-020:55:110
15913999231,2cyclictest215958-21apt-get20:05:120
159139992311,11cyclictest388356-21unixbench_singl22:50:260
159149992219,2cyclictest353081-21apt-get22:20:113
159149992219,2cyclictest236343-21cron20:25:003
159149992219,2cyclictest0-21swapper/323:05:123
159149992219,2cyclictest0-21swapper/322:05:113
159149992218,3cyclictest0-21swapper/323:25:133
159149992218,2cyclictest0-21swapper/322:35:093
15914999221,2cyclictest0-21swapper/321:05:123
15914999220,2cyclictest475320-21apt-get00:20:123
15914999220,2cyclictest0-21swapper/319:10:123
15914999220,21cyclictest211346-21tr20:00:173
15914999220,21cyclictest0-21swapper/323:50:103
159144992216,3cyclictest282175-21apt-get21:10:132
15914499221,20cyclictest173378-21ntpq19:20:202
15914499221,1cyclictest0-21swapper/223:40:112
15914499220,2cyclictest373524-21cron22:39:592
15914499220,2cyclictest0-21swapper/222:15:132
15914499220,1cyclictest0-21swapper/221:35:112
15914499220,1cyclictest0-21swapper/221:17:412
15914499220,19cyclictest0-21swapper/220:25:142
159142992218,2cyclictest159355-21apt-get19:10:121
15914299221,2cyclictest317367-21cron21:45:001
15914299221,2cyclictest1-21systemd20:20:001
15914299221,19cyclictest383988-21apt-get22:50:141
15914299220,4cyclictest262431-21sed20:50:141
15914299220,2cyclictest394125-21apt-get23:00:121
15914299220,2cyclictest394125-21apt-get23:00:121
15914299220,20cyclictest322722-21apt-get21:50:121
15914299220,20cyclictest277577-21irqcore21:05:161
15914299220,20cyclictest0-21swapper/123:05:121
15913999229,3cyclictest184818-21cpuspeed_turbos19:35:130
15913999229,3cyclictest179974-21gltestperf19:30:140
15913999229,2cyclictest0-21swapper/021:50:130
159139992219,2cyclictest358619-21apt-get22:25:100
159139992218,2cyclictest205780-21apt-get19:55:120
159139992215,5cyclictest169509-21apt-get19:20:110
159139992214,7cyclictest61650irq/133-enp0s29f1:rx-023:10:160
15913999221,19cyclictest0-21swapper/021:35:110
159139992211,10cyclictest287295-21cpuspeed_turbos21:15:150
159139992210,3cyclictest61650irq/133-enp0s29f1:rx-021:55:180
159149992118,2cyclictest0-21swapper/320:45:133
159149992117,3cyclictest0-21swapper/321:20:113
15914999211,1cyclictest0-21swapper/321:17:403
159144992118,1cyclictest246728-21apt-get20:35:122
159144992118,1cyclictest0-21swapper/222:20:122
159144992118,1cyclictest0-21swapper/221:40:142
159144992117,2cyclictest0-21swapper/223:25:132
159144992116,3cyclictest257081-21fschecks_time20:45:152
15914499210,3cyclictest0-21swapper/222:00:142
15914499210,2cyclictest444666-21munin-run23:50:012
15914499210,2cyclictest302419-21taskset21:30:132
15914499210,20cyclictest490427-21sshd00:31:522
15914499210,20cyclictest322464-21munin-run21:50:002
15914499210,20cyclictest0-21swapper/219:45:122
15914499210,20cyclictest0-21swapper/219:40:002
15914499210,1cyclictest0-21swapper/221:55:122
15914499210,1cyclictest0-21swapper/221:20:112
15914499210,19cyclictest343401-21tr22:10:152
159142992119,1cyclictest0-21swapper/123:20:111
159142992119,1cyclictest0-21swapper/122:25:111
159142992119,1cyclictest0-21swapper/122:02:181
159142992119,1cyclictest0-21swapper/120:05:131
159142992119,1cyclictest0-21swapper/119:25:111
159142992118,2cyclictest389056-21apt-get22:55:121
15914299211,1cyclictest0-21swapper/100:15:251
15914299210,20cyclictest0-21swapper/120:35:121
15914299210,20cyclictest0-21swapper/100:35:121
15914299210,1cyclictest0-21swapper/123:33:411
15914299210,1cyclictest0-21swapper/120:00:121
15913999219,3cyclictest61650irq/133-enp0s29f1:rx-021:30:130
15913999219,2cyclictest438590-21needreboot23:40:180
15913999218,3cyclictest403040-21ntpq23:05:210
159139992119,1cyclictest256859-21apt-get20:45:140
159139992118,2cyclictest0-21swapper/020:40:130
159139992117,3cyclictest3871586-21snmpd23:20:160
159139992117,2cyclictest464926-21idleruntime-cro00:10:010
159139992115,5cyclictest0-21swapper/021:05:120
159139992113,7cyclictest61650irq/133-enp0s29f1:rx-019:10:200
15913999211,2cyclictest333317-21grep22:00:180
159139992111,9cyclictest164524-21cpuspeed_turbos19:15:150
15913999210,20cyclictest0-21swapper/023:15:130
15913999210,20cyclictest0-21swapper/022:20:130
15913999210,20cyclictest0-21swapper/021:40:130
15913999210,20cyclictest0-21swapper/000:20:130
159149992017,1cyclictest64-21kcompactd023:16:293
159144992018,1cyclictest0-21swapper/223:20:112
159144992018,1cyclictest0-21swapper/221:00:092
159144992018,1cyclictest0-21swapper/220:55:112
159144992018,1cyclictest0-21swapper/200:15:152
159144992017,2cyclictest434143-21/usr/sbin/munin23:35:252
159144992017,2cyclictest0-21swapper/223:05:122
159144992017,2cyclictest0-21swapper/222:05:112
15914499200,1cyclictest0-21swapper/220:00:132
15914499200,1cyclictest0-21swapper/200:25:112
15914499200,19cyclictest261-21systemd-journal22:35:002
159142992018,1cyclictest168358-21ntpq19:15:231
159142992018,1cyclictest0-21swapper/122:20:111
159142992018,1cyclictest0-21swapper/121:55:131
159142992018,1cyclictest0-21swapper/121:00:101
159142992018,1cyclictest0-21swapper/120:25:141
159142992018,1cyclictest0-21swapper/120:20:111
159142992018,1cyclictest0-21swapper/120:10:171
159142992018,1cyclictest0-21swapper/119:30:151
15914299200,1cyclictest0-21swapper/122:30:131
15914299200,1cyclictest0-21swapper/119:55:251
15914299200,19cyclictest0-21swapper/100:25:121
159139992018,1cyclictest0-21swapper/020:25:310
159139992018,1cyclictest0-21swapper/019:50:020
159139992018,1cyclictest0-21swapper/019:45:130
159139992017,2cyclictest419555-21apt-get23:25:120
159139992016,3cyclictest0-21swapper/021:48:510
15913999200,1cyclictest0-21swapper/000:10:120
15913999200,19cyclictest0-21swapper/023:00:210
15913999200,19cyclictest0-21swapper/023:00:200
15913999200,19cyclictest0-21swapper/022:55:110
159149991917,1cyclictest0-21swapper/319:15:143
159149991915,2cyclictest261-21systemd-journal22:30:003
159149991915,2cyclictest0-21swapper/320:50:113
159144991917,1cyclictest64-21kcompactd021:50:592
159142991917,1cyclictest0-21swapper/122:15:221
159142991917,1cyclictest0-21swapper/100:01:381
159142991916,2cyclictest439853-21apt-get23:45:141
159142991916,1cyclictest404229-21apt-get23:10:131
159142991915,3cyclictest449717-21awk23:55:001
15914299190,18cyclictest0-21swapper/121:30:001
15913999198,1cyclictest190685-21tr19:40:170
15913999195,5cyclictest227997-21kthreadcore20:15:200
159139991917,1cyclictest0-21swapper/022:45:140
159139991915,2cyclictest174541-21apt-get19:25:120
159139991911,7cyclictest61650irq/133-enp0s29f1:rx-021:02:110
159149991816,1cyclictest0-21swapper/323:20:123
159149991816,1cyclictest0-21swapper/322:50:173
159149991815,2cyclictest475051-21apt00:20:013
159144991816,1cyclictest0-21swapper/220:30:112
159144991815,2cyclictest444917-21apt-get23:50:102
159144991815,1cyclictest0-21swapper/219:25:102
159144991814,3cyclictest231089-21latency_hist20:20:002
159144991814,2cyclictest0-21swapper/200:05:122
15914499180,17cyclictest0-21swapper/220:55:002
15914299184,3cyclictest702-21runrttasks22:40:151
159142991816,1cyclictest0-21swapper/123:35:121
159142991816,1cyclictest0-21swapper/121:14:261
159142991816,1cyclictest0-21swapper/120:40:021
159142991816,1cyclictest0-21swapper/100:20:131
159142991816,1cyclictest0-21swapper/100:11:501
15913999187,2cyclictest338213-21gltestperf22:05:150
15913999186,2cyclictest250671-21ntpq20:35:210
159139991815,2cyclictest0-21swapper/020:30:130
159149991715,1cyclictest0-21swapper/320:40:133
159149991714,2cyclictest0-21swapper/320:15:183
159149991713,2cyclictest0-21swapper/321:45:003
159149991713,2cyclictest0-21swapper/319:20:113
159149991710,5cyclictest261-21systemd-journal23:50:013
159144991714,2cyclictest450160-21fschecks_count23:55:132
159144991714,2cyclictest0-21swapper/220:10:002
159142991715,1cyclictest0-21swapper/123:55:101
159142991715,1cyclictest0-21swapper/123:41:121
159142991715,1cyclictest0-21swapper/123:26:091
159142991715,1cyclictest0-21swapper/120:48:391
159139991715,1cyclictest0-21swapper/023:46:030
159149991613,2cyclictest0-21swapper/322:55:303
159144991614,1cyclictest0-21swapper/223:16:292
159144991614,1cyclictest0-21swapper/222:50:172
159144991613,2cyclictest0-21swapper/200:40:002
159144991613,1cyclictest0-21swapper/222:25:202
159142991614,1cyclictest0-21swapper/100:30:131
159142991613,2cyclictest287571-21gltestperf21:15:171
159149991513,1cyclictest0-21swapper/321:45:143
159149991512,2cyclictest266989-21taskset20:55:113
159149991512,2cyclictest0-21swapper/323:35:113
159149991511,2cyclictest465200-21apt-get00:10:133
159144991512,2cyclictest221535-21irqcore20:10:172
159142991513,2cyclictest377-21hwrng19:50:421
159142991512,2cyclictest0-21swapper/122:35:101
159142991512,2cyclictest0-21swapper/119:20:111
159142991511,2cyclictest0-21swapper/119:50:001
159149991412,1cyclictest0-21swapper/322:45:153
159149991311,1cyclictest0-21swapper/319:40:133
159144991310,2cyclictest391279-21kthreadcore22:55:172
159144991310,2cyclictest0-21swapper/222:45:152
15914299131,1cyclictest3457461kthreadcore22:10:161
159142991310,2cyclictest241673-21apt-get20:30:121
159149991211,1cyclictest0-21swapper/300:35:163
15914499128,3cyclictest466149-21sed00:10:172
15914499127,4cyclictest159174-21sed19:10:012
159142991210,1cyclictest269475-21kthreadcore20:55:171
15914999118,2cyclictest297852-21irqcore21:25:153
15914299114,2cyclictest191rcu_preempt00:05:161
15914999106,3cyclictest0-21swapper/320:10:193
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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