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2026-08-04 - 12:15
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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 Aug 04, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11290499262,21cyclictest164415-21apt-get20:00:132
11290499261,23cyclictest430660-21cron00:19:592
11290899251,21cyclictest395411-21apt-get23:45:143
11290499252,2cyclictest159297-21apt-get19:55:122
112904992521,2cyclictest410675-21apt-get00:00:112
112904992519,4cyclictest420771-21taskset00:10:112
112904992518,3cyclictest293025-21apt-get22:05:142
112904992518,3cyclictest293025-21apt-get22:05:142
11290499251,22cyclictest354113-21cron23:05:002
11290499251,22cyclictest210683-21awk20:45:002
11290499251,21cyclictest451020-21munin-run00:39:592
11290499251,21cyclictest0-21swapper/222:45:152
11290499251,21cyclictest0-21swapper/200:30:122
11290499250,23cyclictest246187-21cron21:19:592
11290899242,2cyclictest420768-21apt-get00:10:113
112908992420,2cyclictest334088-21apt-get22:45:153
11290899241,3cyclictest380156-21apt-get23:30:123
112904992420,2cyclictest430941-21apt-get00:20:132
112904992420,2cyclictest344200-21apt-get22:55:122
112904992420,2cyclictest138966-21apt-get19:35:122
112904992420,2cyclictest138966-21apt-get19:35:122
11290499241,3cyclictest210937-21apt-get20:45:132
11290499241,3cyclictest0-21swapper/221:35:122
11290499241,21cyclictest385222-21apt-get23:35:132
11290499241,21cyclictest287221-21cron22:00:002
11290499241,21cyclictest0-21swapper/220:50:142
11290499241,20cyclictest246464-21apt-get21:20:122
11290499241,20cyclictest0-21swapper/223:50:122
11290499241,20cyclictest0-21swapper/220:20:132
11290499240,4cyclictest190286-21irqcore20:25:162
11290499240,22cyclictest134409-21cut19:30:142
11290499240,21cyclictest390802-21sed23:40:152
11290199241,2cyclictest128399-21apt-get19:25:111
11290199241,2cyclictest128399-21apt-get19:25:111
112898992420,2cyclictest328989-21apt-get22:40:130
11289899240,21cyclictest61650irq/133-enp0s29f1:rx-019:30:010
11289899240,21cyclictest61650irq/133-enp0s29f1:rx-019:30:010
11290899231,2cyclictest246464-21apt-get21:20:133
11290899231,20cyclictest123307-21apt-get19:20:143
11290899230,20cyclictest0-21swapper/323:35:133
112904992319,3cyclictest175036-21irqcore20:10:152
112904992319,2cyclictest144087-21apt-get19:40:122
112904992319,2cyclictest128399-21apt-get19:25:112
112904992319,2cyclictest128399-21apt-get19:25:112
11290499231,2cyclictest0-21swapper/222:50:142
11290499231,2cyclictest0-21swapper/222:32:242
11290499231,2cyclictest0-21swapper/222:10:122
11290499231,2cyclictest0-21swapper/221:45:142
11290499231,21cyclictest0-21swapper/222:35:102
11290499231,21cyclictest0-21swapper/221:50:122
11290499231,20cyclictest0-21swapper/223:19:102
11290499231,20cyclictest0-21swapper/223:14:532
11290499231,20cyclictest0-21swapper/222:40:132
11290499230,21cyclictest359192-21latency_hist23:10:002
11290499230,20cyclictest0-21swapper/200:25:132
112901992320,2cyclictest390312-21apt-get23:40:101
112901992320,1cyclictest298139-21apt-get22:10:131
11290199230,4cyclictest210667-21cron20:45:001
11290199230,21cyclictest292334-21latency_hist22:05:011
11290199230,20cyclictest0-21swapper/123:35:121
11290199230,19cyclictest0-21swapper/121:15:131
112898992320,2cyclictest415722-21apt-get00:05:120
112898992319,2cyclictest313360-21apt-get22:25:150
11289899231,20cyclictest379069-21ntpq23:25:230
112908992219,2cyclictest215987-21apt-get20:50:133
112908992219,2cyclictest184691-21apt-get20:20:143
112908992219,2cyclictest0-21swapper/300:15:133
112908992219,1cyclictest113114-21apt-get19:10:123
112908992218,3cyclictest128903-21irqcore19:25:163
112908992218,3cyclictest128903-21irqcore19:25:163
11290899221,20cyclictest245273-21ntpq21:15:223
112904992219,2cyclictest0-21swapper/221:40:132
112904992219,1cyclictest0-21swapper/220:30:202
112904992219,1cyclictest0-21swapper/219:50:122
112904992216,4cyclictest0-21swapper/219:45:272
11290499221,20cyclictest0-21swapper/221:08:322
11290499221,1cyclictest0-21swapper/222:03:222
11290499220,2cyclictest1-21systemd00:00:002
11290499220,21cyclictest0-21swapper/223:30:122
11290499220,20cyclictest0-21swapper/221:00:112
11290499220,19cyclictest0-21swapper/219:15:132
112901992218,3cyclictest281875-21latency_hist21:55:001
112901992218,2cyclictest198744-21ntpq20:30:201
11290199221,20cyclictest421265-21ps00:10:161
11290199221,1cyclictest0-21swapper/122:40:131
11290199220,3cyclictest354893-21cut23:05:161
11290199220,19cyclictest0-21swapper/122:45:151
11290199220,19cyclictest0-21swapper/100:00:131
112898992219,2cyclictest516-21rs:main0
11289899221,20cyclictest149153-21apt-get19:45:270
11289899220,19cyclictest0-21swapper/022:10:130
11289899220,19cyclictest0-21swapper/019:55:120
112908992119,1cyclictest266821-21apt-get21:40:143
112908992119,1cyclictest215714-21awk20:50:003
112908992119,1cyclictest0-21swapper/323:10:013
112908992119,1cyclictest0-21swapper/321:50:123
112908992119,1cyclictest0-21swapper/319:45:273
112908992118,2cyclictest236068-21basename21:09:593
112908992118,2cyclictest205808-21taskset20:40:043
112908992115,4cyclictest287222-21cron22:00:013
11290899211,19cyclictest0-21swapper/322:00:123
11290899210,20cyclictest411167-21tr00:00:163
11290899210,20cyclictest200352-21taskset20:35:123
11290899210,20cyclictest0-21swapper/322:05:143
11290899210,20cyclictest0-21swapper/322:05:133
11290899210,1cyclictest0-21swapper/320:10:113
11290899210,1cyclictest0-21swapper/320:00:133
11290899210,19cyclictest364976-21apt-get23:15:123
11290899210,19cyclictest0-21swapper/322:10:123
11290899210,19cyclictest0-21swapper/319:35:123
11290899210,19cyclictest0-21swapper/319:35:123
112904992118,2cyclictest396364-21kthreadcore23:45:192
112904992118,2cyclictest0-21swapper/222:15:122
11290499210,1cyclictest0-21swapper/220:15:132
112901992118,2cyclictest514-21in:imuxsock00:00:001
112901992118,2cyclictest174268-21cron20:10:001
112901992118,1cyclictest400502-21apt-get23:50:111
112901992118,1cyclictest0-21swapper/123:15:121
11290199211,1cyclictest0-21swapper/100:05:121
11290199210,3cyclictest440678-21sshd00:27:551
11290199210,20cyclictest221371-21chrt20:55:151
11290199210,20cyclictest134864-21ps19:30:161
11290199210,20cyclictest1-21systemd21:25:001
11290199210,19cyclictest0-21swapper/123:30:121
11290199210,19cyclictest0-21swapper/119:10:121
11290199210,18cyclictest0-21swapper/123:25:131
11290199210,18cyclictest0-21swapper/120:00:131
112898992119,1cyclictest354389-21apt-get23:05:110
112898992119,1cyclictest154202-21apt-get19:50:110
112898992119,1cyclictest0-21swapper/023:35:120
112898992118,2cyclictest61650irq/133-enp0s29f1:rx-020:40:120
112898992118,2cyclictest369746-21cron23:20:000
11289899210,2cyclictest395903-21sort23:45:190
11289899210,2cyclictest281776-21apt-config21:55:000
11289899210,2cyclictest0-21swapper/019:24:470
11289899210,20cyclictest0-21swapper/022:35:110
11289899210,20cyclictest0-21swapper/020:28:450
112908992018,1cyclictest0-21swapper/322:16:163
112908992018,1cyclictest0-21swapper/321:00:113
112908992018,1cyclictest0-21swapper/300:25:133
112908992017,2cyclictest190284-21grep20:25:173
112908992016,2cyclictest451026-21turbostat00:40:003
112908992015,4cyclictest390798-21ps23:40:153
112908992015,4cyclictest370385-21gltestperf23:20:163
11290899200,1cyclictest64-21kcompactd023:04:393
11290899200,1cyclictest0-21swapper/323:11:073
11290899200,1cyclictest0-21swapper/321:25:143
11290899200,1cyclictest0-21swapper/319:55:123
11290899200,1cyclictest0-21swapper/319:50:113
11290899200,1cyclictest0-21swapper/300:30:403
11290899200,19cyclictest0-21swapper/323:58:253
11290899200,19cyclictest0-21swapper/322:50:263
11290899200,19cyclictest0-21swapper/322:43:093
11290899200,19cyclictest0-21swapper/322:25:133
112904992018,1cyclictest0-21swapper/223:20:122
112904992018,1cyclictest0-21swapper/222:25:142
112904992018,1cyclictest0-21swapper/219:22:042
112904992018,1cyclictest0-21swapper/200:05:112
112904992016,2cyclictest0-21swapper/222:20:102
11290499200,19cyclictest0-21swapper/220:35:032
112901992018,1cyclictest0-21swapper/122:20:101
112901992018,1cyclictest0-21swapper/122:08:441
112901992018,1cyclictest0-21swapper/122:08:441
112901992018,1cyclictest0-21swapper/121:26:161
112901992018,1cyclictest0-21swapper/119:50:111
112901992017,1cyclictest0-21swapper/119:20:141
11290199200,19cyclictest0-21swapper/123:10:031
11290199200,19cyclictest0-21swapper/120:25:111
11290199200,19cyclictest0-21swapper/119:55:121
11290199200,18cyclictest1-21systemd23:49:591
112898992018,1cyclictest0-21swapper/023:30:130
112898992018,1cyclictest0-21swapper/021:25:000
112898992018,1cyclictest0-21swapper/021:00:120
112898992018,1cyclictest0-21swapper/019:30:160
112898992016,2cyclictest112893-21cyclictest19:10:000
11289899200,1cyclictest236319-21apt-get21:10:110
11289899200,1cyclictest123025-21cron19:20:000
11289899200,1cyclictest0-21swapper/023:40:110
11289899200,1cyclictest0-21swapper/023:10:020
11289899200,1cyclictest0-21swapper/022:00:090
11289899200,1cyclictest0-21swapper/021:15:140
11289899200,1cyclictest0-21swapper/020:20:410
11289899200,1cyclictest0-21swapper/020:17:280
11289899200,19cyclictest0-21swapper/022:45:150
11289899200,19cyclictest0-21swapper/021:40:130
11289899200,19cyclictest0-21swapper/020:12:370
11289899200,19cyclictest0-21swapper/000:10:120
112908991917,1cyclictest0-21swapper/321:35:133
112908991917,1cyclictest0-21swapper/319:15:143
112908991916,2cyclictest308285-21apt-get22:20:103
112908991915,3cyclictest134401-21ps19:30:153
112908991915,2cyclictest323493-21apt-get22:35:113
112904991917,1cyclictest0-21swapper/221:12:502
112901991917,1cyclictest0-21swapper/122:25:141
112901991917,1cyclictest0-21swapper/121:59:361
112901991917,1cyclictest0-21swapper/120:45:131
112901991917,1cyclictest0-21swapper/100:16:101
112901991916,2cyclictest258852-21ps21:30:171
112901991916,1cyclictest174542-21apt-get20:10:111
112901991914,3cyclictest370205-21cut23:20:131
11290199190,1cyclictest0-21swapper/122:59:501
11290199190,1cyclictest0-21swapper/121:10:111
11290199190,1cyclictest0-21swapper/100:35:191
11290199190,19cyclictest64-21kcompactd022:50:401
11290199190,18cyclictest441629-21ps00:30:171
11290199190,18cyclictest0-21swapper/122:17:201
11290199190,18cyclictest0-21swapper/121:00:281
11290199190,18cyclictest0-21swapper/120:35:121
11290199190,0cyclictest0-21swapper/120:53:291
112898991917,1cyclictest64-21kcompactd000:25:500
112898991917,1cyclictest373978-21ntpq23:20:210
112898991917,1cyclictest231755-21ps21:05:170
112898991917,1cyclictest220837-21systemd-run20:55:010
112898991917,1cyclictest199657-21apt-get20:35:000
112898991917,1cyclictest0-21swapper/022:50:400
112898991917,1cyclictest0-21swapper/020:35:120
112898991917,1cyclictest0-21swapper/020:00:130
112898991917,1cyclictest0-21swapper/000:00:130
112898991916,2cyclictest293337-21tail22:05:170
112898991916,2cyclictest293337-21tail22:05:170
11289899190,1cyclictest0-21swapper/019:43:360
11289899190,17cyclictest349027-21sh23:00:010
112908991816,1cyclictest0-21swapper/322:31:513
112908991816,1cyclictest0-21swapper/321:45:143
112908991816,1cyclictest0-21swapper/320:55:133
112908991815,2cyclictest516-21rs:main3
11290899180,17cyclictest238543-21ps21:10:193
112904991816,1cyclictest0-21swapper/220:55:122
112901991815,2cyclictest319378-21kthreadcore22:30:181
11290199180,18cyclictest0-21swapper/119:15:231
11290199180,0cyclictest0-21swapper/119:40:001
11290199180,0cyclictest0-21swapper/119:40:001
112898991816,1cyclictest0-21swapper/000:35:190
112898991814,3cyclictest61650irq/133-enp0s29f1:rx-000:15:240
11289899180,1cyclictest0-21swapper/020:45:120
11289899180,1cyclictest0-21swapper/020:08:520
112908991714,2cyclictest433161-21kthreadcore00:20:203
112904991715,1cyclictest0-21swapper/219:12:252
112904991714,1cyclictest0-21swapper/223:25:132
112904991714,1cyclictest0-21swapper/221:30:122
112901991716,1cyclictest0-21swapper/123:04:391
112901991714,2cyclictest0-21swapper/122:40:001
112898991715,1cyclictest0-21swapper/021:39:430
112898991714,2cyclictest61650irq/133-enp0s29f1:rx-023:00:130
112898991714,2cyclictest282930-21ps21:55:160
112898991713,3cyclictest61650irq/133-enp0s29f1:rx-021:45:200
112898991713,3cyclictest61650irq/133-enp0s29f1:rx-000:30:130
112901991613,2cyclictest184423-21cron20:20:001
112901991613,1cyclictest0-21swapper/119:45:271
112901991611,4cyclictest0-21swapper/121:40:001
112898991614,1cyclictest0-21swapper/021:26:160
112898991614,1cyclictest0-21swapper/020:55:120
112898991613,2cyclictest61650irq/133-enp0s29f1:rx-023:55:160
112898991612,3cyclictest61650irq/133-enp0s29f1:rx-022:20:190
112904991513,1cyclictest0-21swapper/220:05:112
112901991513,1cyclictest0-21swapper/121:40:131
112901991513,1cyclictest0-21swapper/100:20:591
112901991512,2cyclictest144572-21irqcore19:40:181
11289899159,4cyclictest500-21dbus-daemon19:36:310
11289899159,4cyclictest500-21dbus-daemon19:36:310
112898991514,1cyclictest61650irq/133-enp0s29f1:rx-021:30:030
112898991513,1cyclictest61650irq/133-enp0s29f1:rx-022:30:250
112898991513,1cyclictest0-21swapper/019:10:120
112908991413,1cyclictest0-21swapper/320:10:003
112908991411,2cyclictest179737-21cpuspeed_turbos20:15:143
112908991410,2cyclictest0-21swapper/323:25:133
112901991412,1cyclictest0-21swapper/120:20:141
112908991311,1cyclictest0-21swapper/323:55:003
112908991311,1cyclictest0-21swapper/321:30:123
112908991310,2cyclictest0-21swapper/322:55:123
112908991310,1cyclictest0-21swapper/320:30:203
112901991311,1cyclictest0-21swapper/121:09:591
11290199129,2cyclictest273195-21kthreadcore21:45:201
11290899119,1cyclictest0-21swapper/319:10:003
11290899117,3cyclictest420160-21sshd00:06:013
11290499114,6cyclictest391rcuc/221:25:192
11289899118,2cyclictest400569-21cpuspeed_turbos23:50:120
1129019971,5cyclictest112902-21date19:09:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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