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2026-07-05 - 14:21
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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 Sun Jul 05, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
313310993430,2cyclictest435329-21fwupd21:08:443
31330399320,4cyclictest375591-21irqcore20:10:171
31330399311,2cyclictest0-21swapper/119:50:131
31330399301,2cyclictest0-21swapper/120:40:161
31330399300,2cyclictest364681-21cron20:00:011
31330399292,24cyclictest435729-21apt-get21:10:141
31330399291,25cyclictest450986-21apt-get21:25:111
313303992911,14cyclictest603039-21nvmesmart_nvme023:50:221
313303992911,14cyclictest603039-21nvmesmart_nvme023:50:221
31330399290,27cyclictest0-21swapper/123:10:091
31330399290,21cyclictest584873-21ps23:35:181
31330399281,1cyclictest0-21swapper/100:10:201
31330399280,2cyclictest640141-21unin-run00:30:001
313308992724,2cyclictest74-1kworker/2:1H+kblockd21:08:442
31330399271,25cyclictest480297-21ntpq21:50:201
31330399270,24cyclictest543766-21/usr/sbin/munin22:55:171
31330399270,24cyclictest501850-21cron22:15:001
313303992622,2cyclictest0-21swapper/120:34:591
313303992619,6cyclictest435329-21fwupd23:08:491
313303992617,7cyclictest395031-21basename20:30:001
313303992617,7cyclictest0-21swapper/119:20:161
31330399261,3cyclictest318593-21apt-get19:15:121
31330399261,21cyclictest338765-21apt-get19:35:121
31330399260,24cyclictest0-21swapper/122:20:111
31330399260,20cyclictest64-21kcompactd020:59:301
31330399260,1cyclictest0-21swapper/100:05:131
31330099261,21cyclictest568665-21apt-get23:20:100
31330099260,25cyclictest461152-21taskset21:35:120
31330099260,24cyclictest618207-21taskset00:05:220
31331099251,21cyclictest405394-21apt-get20:40:103
313308992522,2cyclictest41-21ksoftirqd/221:30:152
31330399252,20cyclictest415550-21apt-get20:50:131
313303992518,5cyclictest0-21swapper/121:45:001
313303992514,10cyclictest458127-21cut21:30:161
31330399251,22cyclictest318313-21cron19:15:001
313300992523,1cyclictest0-21swapper/021:08:440
31330099252,2cyclictest333736-21apt-get19:30:130
31330099252,21cyclictest619710-21apt-get00:10:110
31330099252,21cyclictest583925-21apt-get23:35:140
313300992518,6cyclictest348620-21cron19:45:010
31330099250,23cyclictest537922-21cron22:50:000
31330099250,22cyclictest359547-21apt-config19:55:010
31331099242,2cyclictest456080-21apt-get21:30:123
313310992420,2cyclictest507220-21apt-get22:20:113
313310992420,2cyclictest461149-21apt-get21:35:123
313310992420,1cyclictest609179-21apt-get00:00:143
31331099241,20cyclictest599060-21apt-get23:50:123
31331099241,20cyclictest599060-21apt-get23:50:123
31331099241,20cyclictest527570-21apt-get22:40:123
313308992420,2cyclictest517432-21apt-get22:30:132
313308992419,3cyclictest635302-21apt-get00:25:122
313308992418,5cyclictest650289-21munin-run00:40:002
31330899241,21cyclictest548366-21apt-get23:00:132
313303992420,2cyclictest502126-21apt-get22:15:121
313303992420,2cyclictest343821-21apt-get19:40:121
313303992419,2cyclictest0-21swapper/122:40:121
31330399241,21cyclictest369733-21cron20:05:001
31330399241,20cyclictest481423-21apt-get21:55:121
313303992410,6cyclictest573490-21cron23:29:551
31330399240,20cyclictest0-21swapper/123:59:121
31330099242,2cyclictest588999-21apt-get23:40:120
313300992419,3cyclictest471261-21apt-get21:45:120
31330099241,21cyclictest313513-21apt-get19:10:110
31330099241,20cyclictest563607-21apt-get23:15:120
313310992319,2cyclictest553435-21apt-get23:05:133
31331099230,4cyclictest491988-21taskset22:05:113
31331099230,4cyclictest401289-21sed20:35:163
31331099230,20cyclictest0-21swapper/321:45:123
31331099230,20cyclictest0-21swapper/320:25:103
313308992320,2cyclictest425623-21apt-get21:00:112
31330899231,2cyclictest440800-21apt-get21:15:122
31330899231,21cyclictest624765-21apt-get00:15:122
31330899231,20cyclictest349322-21apt-get19:45:112
313303992318,3cyclictest645985-21grep00:35:171
31330399231,2cyclictest0-21swapper/122:25:111
31330399231,20cyclictest333460-21cron19:30:001
31330399230,20cyclictest0-21swapper/123:15:391
313300992319,3cyclictest512313-21apt-get22:25:110
313300992319,2cyclictest604114-21apt-get23:55:110
31330099231,2cyclictest573766-21apt-get23:25:120
31330099231,2cyclictest486917-21apt-get22:00:120
31330099231,2cyclictest394104-21ntpq20:25:200
31330099231,21cyclictest582741-21ntpq23:30:200
31330099231,20cyclictest400339-21apt-get20:35:120
31330099230,21cyclictest375088-21apt-get20:10:130
313310992219,1cyclictest0-21swapper/319:20:123
313310992218,2cyclictest476351-21apt-get21:50:113
313310992216,4cyclictest410961-21grep20:45:163
31331099221,2cyclictest500-21dbus-daemon19:45:003
31331099220,2cyclictest500-21dbus-daemon00:25:003
31331099220,2cyclictest395291-21chrt20:30:143
31331099220,21cyclictest343543-21cron19:40:013
31331099220,19cyclictest0-21swapper/323:30:133
31331099220,19cyclictest0-21swapper/323:25:123
31331099220,19cyclictest0-21swapper/322:00:133
31330899223,11cyclictest450730-21basename21:25:002
313308992219,2cyclictest348771-21apt-config19:45:002
313308992219,2cyclictest0-21swapper/223:40:162
31330899221,20cyclictest64-21kcompactd000:11:012
31330899221,20cyclictest640379-21apt-get00:30:132
31330899221,20cyclictest0-21swapper/223:15:122
31330899221,1cyclictest0-21swapper/223:55:162
31330899220,3cyclictest579351-21ps23:30:162
31330899220,2cyclictest558987-21ps23:10:132
31330899220,21cyclictest64-21kcompactd022:54:412
31330899220,20cyclictest0-21swapper/223:25:122
313303992219,1cyclictest594031-21apt-get23:45:121
313303992218,2cyclictest491985-21apt-get22:05:121
313303992216,4cyclictest634609-21apt-get00:25:001
31330399221,2cyclictest526380-21ntpq22:35:201
31330399221,1cyclictest0-21swapper/121:05:111
31330399220,2cyclictest349311-21basename19:45:101
31330399220,2cyclictest0-21swapper/120:06:491
31330399220,20cyclictest0-21swapper/100:15:121
313300992219,2cyclictest318593-21apt-get19:15:120
313300992219,2cyclictest0-21swapper/022:20:110
313300992219,2cyclictest0-21swapper/022:10:120
313300992219,2cyclictest0-21swapper/021:10:560
313300992219,2cyclictest0-21swapper/020:20:120
313300992219,2cyclictest0-21swapper/019:55:130
31330099221,2cyclictest522477-21apt-get22:35:120
31330099221,20cyclictest0-21swapper/022:40:120
31330099221,20cyclictest0-21swapper/019:35:120
31330099220,2cyclictest635034-21apt-config00:25:010
31330099220,21cyclictest0-21swapper/022:30:140
31330099220,20cyclictest0-21swapper/000:20:110
313310992118,2cyclictest608901-21cron00:00:013
31331099211,1cyclictest558503-21apt-get23:10:093
31331099210,20cyclictest64-21kcompactd022:53:053
31331099210,20cyclictest0-21swapper/321:16:513
31331099210,1cyclictest0-21swapper/322:10:113
31331099210,1cyclictest0-21swapper/319:45:123
31331099210,19cyclictest0-21swapper/322:55:133
31331099210,19cyclictest0-21swapper/321:55:123
31331099210,18cyclictest0-21swapper/320:55:133
313308992119,1cyclictest64-21kcompactd023:48:272
313308992119,1cyclictest629845-21apt-get00:20:112
313308992119,1cyclictest0-21swapper/222:00:112
313308992119,1cyclictest0-21swapper/220:39:372
313308992118,2cyclictest0-21swapper/220:00:112
313308992116,1cyclictest0-21swapper/220:15:102
31330899211,20cyclictest0-21swapper/222:58:272
31330899211,1cyclictest415550-21apt-get20:50:122
31330899211,1cyclictest0-21swapper/221:50:112
31330899211,1cyclictest0-21swapper/220:40:222
31330899211,19cyclictest385200-21apt-get20:20:122
31330899210,20cyclictest64-21kcompactd022:46:052
31330899210,20cyclictest64-21kcompactd021:41:022
31330899210,20cyclictest0-21swapper/222:15:202
31330899210,20cyclictest0-21swapper/222:05:112
31330899210,20cyclictest0-21swapper/220:46:352
31330899210,20cyclictest0-21swapper/220:30:132
31330899210,1cyclictest370011-21apt-get20:05:122
31330899210,1cyclictest0-21swapper/222:20:112
31330899210,1cyclictest0-21swapper/221:35:122
31330899210,1cyclictest0-21swapper/200:00:142
31330399210,2cyclictest64-21kcompactd022:04:411
31330399210,2cyclictest0-21swapper/123:00:131
31330399210,1cyclictest0-21swapper/121:00:111
313300992119,1cyclictest0-21swapper/023:50:110
313300992119,1cyclictest0-21swapper/023:50:110
313300992118,2cyclictest0-21swapper/022:55:130
313300992118,2cyclictest0-21swapper/019:45:110
313300992118,1cyclictest0-21swapper/020:45:110
31330099210,2cyclictest562407-21/usr/sbin/munin23:10:170
31330099210,2cyclictest451470-21ps21:25:150
31330099210,20cyclictest64-21kcompactd000:32:000
31330099210,20cyclictest492469-21ps22:05:160
31330099210,20cyclictest0-21swapper/023:45:210
31330099210,20cyclictest0-21swapper/022:50:120
31330099210,20cyclictest0-21swapper/020:15:110
313310992018,1cyclictest64-21kcompactd023:21:023
313310992018,1cyclictest64-21kcompactd022:31:023
313310992018,1cyclictest64-21kcompactd021:25:593
313310992018,1cyclictest0-21swapper/323:45:133
313310992018,1cyclictest0-21swapper/322:26:123
313310992018,1cyclictest0-21swapper/321:00:123
313310992018,1cyclictest0-21swapper/319:50:123
313310992018,1cyclictest0-21swapper/319:17:223
313310992018,1cyclictest0-21swapper/319:10:093
313310992018,1cyclictest0-21swapper/300:30:133
313310992016,2cyclictest382362-21kthreadcore20:15:173
313310992015,3cyclictest533575-21grep22:45:163
31331099200,20cyclictest0-21swapper/321:14:423
31331099200,20cyclictest0-21swapper/300:37:223
31331099200,1cyclictest0-21swapper/322:15:133
31331099200,19cyclictest64-21kcompactd021:21:413
31331099200,19cyclictest0-21swapper/320:24:013
313308992018,2cyclictest0-21swapper/219:25:112
313308992018,1cyclictest0-21swapper/223:50:112
313308992018,1cyclictest0-21swapper/223:50:112
313308992018,1cyclictest0-21swapper/219:50:132
313308992017,2cyclictest391rcuc/222:40:162
313308992017,2cyclictest328404-21cron19:25:012
31330899201,19cyclictest0-21swapper/223:38:142
31330899200,1cyclictest435732-21taskset21:10:132
31330899200,1cyclictest0-21swapper/220:27:472
31330899200,1cyclictest0-21swapper/219:15:122
31330899200,19cyclictest0-21swapper/222:10:112
31330899200,19cyclictest0-21swapper/221:25:112
313303992018,1cyclictest0-21swapper/122:30:181
313303992018,1cyclictest0-21swapper/100:00:141
313303992016,2cyclictest0-21swapper/121:20:121
313303992010,8cyclictest0-21swapper/119:30:171
31330399200,1cyclictest0-21swapper/120:15:101
31330399200,19cyclictest0-21swapper/120:45:191
313300992018,1cyclictest0-21swapper/023:00:220
31330099200,20cyclictest64-21kcompactd000:15:210
31330099200,1cyclictest0-21swapper/021:44:480
31330099200,19cyclictest64-21kcompactd020:51:260
31330099200,19cyclictest0-21swapper/023:05:130
31330099200,19cyclictest0-21swapper/021:59:510
313310991918,1cyclictest0-21swapper/320:00:223
313310991917,1cyclictest0-21swapper/320:50:123
31331099190,2cyclictest374833-21munin-run20:10:013
31331099190,19cyclictest64-21kcompactd023:39:513
313308991917,1cyclictest471757-21ps21:45:152
313308991917,1cyclictest375092-21taskset20:10:122
313308991916,2cyclictest3871586-21snmpd22:35:202
313308991916,2cyclictest0-21swapper/223:06:312
31330899190,1cyclictest0-21swapper/200:10:002
313303991917,1cyclictest64-21kcompactd022:45:331
313303991916,2cyclictest0-21swapper/123:40:111
313303991915,2cyclictest440800-21apt-get21:15:121
313303991915,2cyclictest0-21swapper/123:20:111
31330399191,4cyclictest405135-21apt20:40:001
313303991911,7cyclictest475626-21unixbench_multi21:45:241
313300991917,1cyclictest0-21swapper/020:42:180
313300991916,2cyclictest0-21swapper/022:15:120
313300991915,2cyclictest613952-21cron00:05:010
313310991815,2cyclictest593755-21cron23:45:003
313310991815,2cyclictest313295-21cyclictest21:40:293
313308991817,1cyclictest0-21swapper/219:10:012
313308991816,1cyclictest0-21swapper/219:35:182
313308991816,1cyclictest0-21swapper/219:30:132
313308991813,3cyclictest512801-21sed22:25:152
313308991811,5cyclictest3777322-21systemd-journal20:00:002
31330899180,1cyclictest0-21swapper/219:10:102
31330399181,8cyclictest543008-21latency_hist22:55:001
313303991815,2cyclictest465922-21idleruntime-cro21:40:001
313303991814,3cyclictest645223-21ls00:35:011
313303991814,3cyclictest578868-21apt-get23:30:121
313300991816,1cyclictest64-21kcompactd021:18:270
313300991816,1cyclictest0-21swapper/021:30:190
313300991815,2cyclictest0-21swapper/020:05:120
313310991716,1cyclictest480439-21kworker/u8:2+flush-259:000:10:223
313310991715,1cyclictest359211-21apt-get19:55:023
313310991715,1cyclictest0-21swapper/300:15:113
313310991713,2cyclictest0-21swapper/300:30:013
313308991715,1cyclictest0-21swapper/221:55:132
313300991715,1cyclictest0-21swapper/021:52:200
313300991715,1cyclictest0-21swapper/020:30:130
313300991714,2cyclictest369754-21munin-plugin-st20:05:000
313300991714,2cyclictest0-21swapper/019:25:120
313310991614,1cyclictest0-21swapper/319:28:063
313310991613,2cyclictest0-21swapper/323:15:123
313310991613,2cyclictest0-21swapper/319:35:013
31330399168,7cyclictest0-21swapper/120:20:151
313300991614,1cyclictest0-21swapper/021:01:060
313300991613,2cyclictest61650irq/133-enp0s29f1:rx-019:24:470
313300991612,3cyclictest61650irq/133-enp0s29f1:rx-020:55:130
31331099159,4cyclictest379834-21sshd20:14:403
313310991513,1cyclictest0-21swapper/322:35:113
313308991513,1cyclictest0-21swapper/223:20:112
313300991512,2cyclictest61650irq/133-enp0s29f1:rx-000:35:310
313300991511,3cyclictest446233-21cut21:20:150
313310991411,2cyclictest0-21swapper/300:10:003
31330399140,5cyclictest313304-21latency_hist19:10:011
31330899126,4cyclictest3777322-21systemd-journal21:00:002
31331099118,2cyclictest548495-21cpuspeed_turbos23:00:143
31331099111,8cyclictest313220-21latency_hist19:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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