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2026-01-05 - 07:19
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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 Mon Jan 05, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33908992721,4cyclictest38934-21cron19:15:003
33901992724,2cyclictest364843-21fwupd00:32:351
33901992723,3cyclictest288674-21sh23:19:591
3390899261,22cyclictest121158-21apt-get20:35:123
3390399262,21cyclictest268707-21apt-get23:00:122
3390399261,23cyclictest80029-21idleruntime-cro19:55:002
3390399261,22cyclictest324810-21sed23:55:172
3390899251,22cyclictest261-21systemd-journal19:30:003
3390899251,21cyclictest339558-21apt-get00:10:123
3390899251,21cyclictest232864-21apt-get22:25:123
3390899251,21cyclictest187355-21apt-get21:40:123
3390899251,21cyclictest187355-21apt-get21:40:123
3390199252,20cyclictest136769-21apt-get20:50:121
3390199251,20cyclictest243017-21apt-get22:35:141
33908992420,2cyclictest212622-21apt-get22:05:123
3390899241,20cyclictest44764-21apt-get19:20:133
3390899241,20cyclictest120849-21latency_hist20:35:003
3390899241,20cyclictest0-21swapper/319:45:103
3390899241,20cyclictest0-21swapper/300:00:143
3390899240,21cyclictest0-21swapper/300:05:133
3390899240,20cyclictest0-21swapper/323:00:123
3390899240,20cyclictest0-21swapper/300:35:143
3390399242,20cyclictest283891-21apt-get23:15:122
33903992420,2cyclictest90387-21apt-get20:05:132
3390399241,22cyclictest274256-21irqcore23:05:182
3390399241,21cyclictest85355-21apt-get20:00:132
3390199242,19cyclictest202491-21apt-get21:55:131
33901992420,2cyclictest334482-21apt-get00:05:121
33901992420,2cyclictest314238-21apt-get23:45:111
33901992420,2cyclictest182325-21apt-get21:35:121
3390199241,20cyclictest172218-21apt-get21:25:131
3390199241,20cyclictest0-21swapper/120:05:131
3389799242,2cyclictest354725-21apt-get00:25:130
33897992420,2cyclictest151672-21cron21:04:590
3389799241,20cyclictest0-21swapper/019:50:170
3389799240,22cyclictest61650irq/133-enp0s29f1:rx-023:35:120
33908992319,2cyclictest80304-21apt-get19:55:133
33908992319,2cyclictest353565-21chrt00:20:223
33908992319,2cyclictest248071-21apt-get22:40:143
33908992319,2cyclictest222729-21apt-get22:15:123
33908992318,3cyclictest261-21systemd-journal00:00:003
3390899231,2cyclictest95465-21apt-get20:10:143
3390899231,2cyclictest75254-21apt-get19:50:173
3390899231,2cyclictest309187-21apt-get23:40:143
3390899231,2cyclictest0-21swapper/320:05:123
3390899231,20cyclictest197439-21apt-get21:50:133
3390899230,3cyclictest212345-21cron22:05:013
3390899230,2cyclictest105575-21apt-get20:20:143
3390899230,21cyclictest359665-21apt-config00:30:013
3390899230,20cyclictest0-21swapper/323:30:103
3390899230,20cyclictest0-21swapper/323:25:143
3390899230,20cyclictest0-21swapper/321:35:143
3390899230,20cyclictest0-21swapper/321:00:133
3390899230,20cyclictest0-21swapper/320:50:133
3390899230,20cyclictest0-21swapper/300:15:133
33903992319,2cyclictest217701-21apt-get22:10:132
33903992319,2cyclictest0-21swapper/223:50:122
3390399231,2cyclictest146899-21apt-get21:00:132
3390399231,2cyclictest0-21swapper/221:30:002
3390399230,21cyclictest0-21swapper/220:30:132
3390399230,21cyclictest0-21swapper/219:20:132
3390199233,19cyclictest0-21swapper/100:19:591
33901992319,2cyclictest39643-21seq19:15:141
33901992319,2cyclictest34113-21apt-get19:10:111
3390199231,2cyclictest258599-21apt-get22:50:111
3390199231,2cyclictest167143-21apt-get21:20:131
3390199230,19cyclictest0-21swapper/122:25:131
3390199230,19cyclictest0-21swapper/119:35:131
33897992320,2cyclictest344614-21apt-get00:15:130
33897992319,2cyclictest192130-21cron21:45:010
33897992319,2cyclictest192130-21cron21:45:000
33897992318,4cyclictest152904-21ps21:05:220
3389799231,20cyclictest328196-21ntpq23:55:220
3389799231,20cyclictest227787-21apt-get22:20:120
33908992219,2cyclictest263651-21apt-get22:55:103
33908992218,2cyclictest182058-21sh21:35:003
3390899221,2cyclictest0-21swapper/321:20:003
3390899220,2cyclictest273765-21chrt23:05:133
3390899220,2cyclictest207270-21sh22:00:003
3390899220,20cyclictest263390-21apt22:55:013
33903992219,2cyclictest0-21swapper/220:45:102
33903992217,3cyclictest187837-21irqcore21:40:172
33903992217,3cyclictest187837-21irqcore21:40:162
3390399221,2cyclictest365380-21apt-get00:35:152
3390399221,2cyclictest0-21swapper/219:40:142
3390399221,20cyclictest39640-21apt-get19:15:142
3390399221,20cyclictest0-21swapper/220:55:122
3390399220,2cyclictest516-21rs:main2
33901992219,2cyclictest2788182sleep123:10:171
33901992218,3cyclictest509-21systemd-logind21:15:011
3390199221,2cyclictest0-21swapper/120:40:171
3390199221,19cyclictest0-21swapper/122:20:131
3390199221,18cyclictest273762-21apt-get23:05:131
3390199220,2cyclictest304600-21irqcore23:35:171
3390199220,19cyclictest0-21swapper/122:05:121
3390199220,19cyclictest0-21swapper/119:55:131
3390199220,19cyclictest0-21swapper/119:20:141
3390199220,19cyclictest0-21swapper/100:25:131
33897992219,2cyclictest319269-21apt-get23:50:120
33897992219,2cyclictest162062-21apt-get21:15:120
33897992218,2cyclictest0-21swapper/023:10:170
3389799221,2cyclictest343488-21ntpq00:10:210
3389799221,20cyclictest211543-21chrt22:00:220
3389799221,20cyclictest131691-21apt-get20:45:100
3389799221,20cyclictest0-21swapper/019:10:110
3389799221,1cyclictest0-21swapper/021:35:130
3389799220,20cyclictest111109-21ps20:25:160
33908992117,2cyclictest314238-21apt-get23:45:113
33908992117,2cyclictest0-21swapper/322:35:013
3390899210,20cyclictest0-21swapper/321:05:263
3390899210,1cyclictest0-21swapper/321:25:123
33903992119,1cyclictest159219-21sort21:10:182
33903992118,1cyclictest288951-21apt-get23:20:142
33903992117,3cyclictest0-21swapper/200:00:142
33903992117,2cyclictest516-21rs:main2
33903992115,4cyclictest167637-21chrt21:20:182
3390399211,1cyclictest0-21swapper/222:15:102
3390399211,19cyclictest0-21swapper/221:45:112
3390399210,2cyclictest0-21swapper/222:30:122
3390399210,2cyclictest0-21swapper/220:25:122
3390399210,20cyclictest0-21swapper/222:50:112
3390399210,20cyclictest0-21swapper/220:10:142
3390399210,20cyclictest0-21swapper/219:30:132
3390399210,20cyclictest0-21swapper/200:20:142
3390399210,1cyclictest60018-21apt-get19:35:132
33901992119,1cyclictest0-21swapper/121:45:111
33901992119,1cyclictest0-21swapper/120:00:121
3390199210,2cyclictest298783-21awk23:30:001
3390199210,1cyclictest0-21swapper/119:50:181
33897992119,1cyclictest0-21swapper/020:20:140
33897992119,1cyclictest0-21swapper/019:25:160
33897992118,2cyclictest299054-21apt-get23:30:100
33897992118,2cyclictest294005-21apt-get23:25:150
33897992118,1cyclictest0-21swapper/000:30:140
33897992117,2cyclictest227508-21cron22:20:000
3389799211,1cyclictest0-21swapper/021:30:120
3389799211,1cyclictest0-21swapper/020:55:130
3389799211,19cyclictest54941-21apt-get19:30:120
3389799211,19cyclictest0-21swapper/020:30:130
3389799210,20cyclictest0-21swapper/022:50:110
3389799210,20cyclictest0-21swapper/022:40:140
3389799210,20cyclictest0-21swapper/022:25:130
3389799210,20cyclictest0-21swapper/020:35:110
3389799210,20cyclictest0-21swapper/000:35:140
3389799210,19cyclictest0-21swapper/019:15:140
33908992018,1cyclictest0-21swapper/300:30:123
33908992017,2cyclictest141844-21apt-get20:55:133
33908992015,3cyclictest167631-21grep21:20:183
3390899200,1cyclictest68961-21ntpq19:40:223
3390899200,1cyclictest0-21swapper/323:35:123
3390899200,1cyclictest0-21swapper/322:20:123
3390899200,1cyclictest0-21swapper/319:15:143
3390899200,19cyclictest0-21swapper/320:45:103
33903992018,1cyclictest0-21swapper/223:10:162
33903992018,1cyclictest0-21swapper/222:45:122
33903992018,1cyclictest0-21swapper/221:50:142
33903992017,2cyclictest0-21swapper/219:45:102
33903992016,3cyclictest228278-21cut22:20:172
33903992016,2cyclictest303846-21munin-run23:34:592
33903992015,3cyclictest0-21swapper/222:40:012
3390399200,19cyclictest0-21swapper/220:20:152
3390399200,19cyclictest0-21swapper/220:00:002
33901992018,1cyclictest0-21swapper/123:55:221
33901992018,1cyclictest0-21swapper/121:30:121
33901992018,1cyclictest0-21swapper/100:10:211
33901992017,2cyclictest65073-21apt-get19:40:141
33901992017,1cyclictest702-21runrttasks19:30:121
33901992017,1cyclictest0-21swapper/123:20:141
3390199200,1cyclictest70641-21ps19:45:141
3390199200,1cyclictest135644-21ntpq20:45:201
3390199200,1cyclictest0-21swapper/121:15:121
3390199200,1cyclictest0-21swapper/121:05:161
3390199200,1cyclictest0-21swapper/120:55:131
3390199200,1cyclictest0-21swapper/120:15:151
3390199200,1cyclictest0-21swapper/119:25:151
33897992017,2cyclictest156985-21apt-get21:10:130
3389799200,1cyclictest0-21swapper/023:20:140
3389799200,1cyclictest0-21swapper/022:35:130
3389799200,1cyclictest0-21swapper/020:50:120
3389799200,1cyclictest0-21swapper/020:40:120
3389799200,1cyclictest0-21swapper/000:20:180
33908991916,2cyclictest0-21swapper/319:35:133
33903991916,2cyclictest152444-21irqcore21:05:222
33903991916,2cyclictest0-21swapper/221:55:122
3390399190,1cyclictest130998-21apt-get20:44:592
3390399190,18cyclictest0-21swapper/200:30:002
33901991917,1cyclictest0-21swapper/122:15:111
33901991917,1cyclictest0-21swapper/120:10:141
33901991916,2cyclictest115681-21apt-get20:30:131
33901991916,1cyclictest105575-21apt-get20:20:141
33901991915,2cyclictest207546-21apt-get22:00:121
33901991914,4cyclictest192135-21cron21:45:011
33901991914,4cyclictest192135-21cron21:45:001
33897991917,1cyclictest0-21swapper/020:00:130
33897991916,2cyclictest0-21swapper/019:25:010
33897991914,3cyclictest95464-21/usr/sbin/munin20:10:130
33897991911,2cyclictest177013-21turbostat21:30:010
3389799190,18cyclictest0-21swapper/020:05:120
33908991816,1cyclictest0-21swapper/323:20:143
33908991815,2cyclictest0-21swapper/320:15:153
33908991815,1cyclictest0-21swapper/323:15:123
33903991816,1cyclictest360227-21apt-get00:30:132
33903991816,1cyclictest0-21swapper/200:15:122
33903991815,2cyclictest0-21swapper/221:15:112
33903991810,2cyclictest309388-21fschecks_count23:40:162
3390399180,17cyclictest1-21systemd20:55:012
33901991816,1cyclictest0-21swapper/122:40:131
33901991816,1cyclictest0-21swapper/121:00:131
33901991816,1cyclictest0-21swapper/100:35:141
33901991815,2cyclictest303194-21threads23:30:231
33901991815,1cyclictest0-21swapper/120:35:111
33897991816,1cyclictest0-21swapper/022:55:110
33897991816,1cyclictest0-21swapper/022:30:120
33897991815,2cyclictest318999-21cron23:49:590
33897991815,2cyclictest197162-21cron21:50:000
33897991814,2cyclictest0-21swapper/022:10:130
33908991713,2cyclictest192406-21apt-get21:45:133
3390399177,8cyclictest182067-21basename21:35:002
33897991714,2cyclictest0-21swapper/021:55:120
33897991714,2cyclictest0-21swapper/021:20:130
33897991714,1cyclictest288672-21cron23:19:590
33897991713,3cyclictest61650irq/133-enp0s29f1:rx-022:45:220
33908991613,2cyclictest0-21swapper/320:00:133
33908991612,3cyclictest283612-21cron23:14:593
33908991612,2cyclictest0-21swapper/322:50:013
33903991614,1cyclictest294495-21irqcore23:25:192
33903991612,3cyclictest54223-21unixbench_multi19:25:282
33903991612,2cyclictest308485-21unixbench_singl23:35:262
33901991612,3cyclictest267629-21nvmesmart_nvme022:55:211
33901991612,3cyclictest217992-21gltestperf22:10:161
33897991614,1cyclictest0-21swapper/023:05:130
33897991614,1cyclictest0-21swapper/023:00:120
33897991614,1cyclictest0-21swapper/020:15:150
33897991613,2cyclictest62450irq/134-enp0s29f1:tx-021:50:190
33897991613,2cyclictest61650irq/133-enp0s29f1:rx-019:40:190
33897991613,2cyclictest334983-21grep00:05:160
33897991612,3cyclictest61650irq/133-enp0s29f1:rx-000:00:130
33897991612,3cyclictest216441-21needreboot22:05:200
33897991611,4cyclictest313964-21cron23:45:000
33908991510,3cyclictest0-21swapper/323:55:003
33903991514,1cyclictest0-21swapper/219:10:002
33903991513,1cyclictest0-21swapper/220:35:212
33901991514,1cyclictest0-21swapper/123:40:231
33901991512,2cyclictest354052-21unixbench_singl00:20:271
33901991512,2cyclictest238427-21sed22:30:161
33901991511,3cyclictest253496-21gltestperf22:45:151
3390199150,14cyclictest0-21swapper/120:25:161
33897991513,1cyclictest0-21swapper/019:55:130
33897991512,2cyclictest74971-21cron19:50:000
33897991511,3cyclictest61650irq/133-enp0s29f1:rx-019:35:180
33908991412,1cyclictest0-21swapper/320:29:543
33908991410,3cyclictest126719-21ps20:40:173
33903991412,1cyclictest377-21hwrng19:10:252
33903991412,1cyclictest0-21swapper/200:10:122
3390199149,4cyclictest261-21systemd-journal23:01:501
33901991412,1cyclictest0-21swapper/123:50:121
3390399130,3cyclictest0-21swapper/221:35:162
3390399128,3cyclictest338396-21ntp_kernel_pll_00:05:222
33903991210,1cyclictest212365-21awk22:05:002
3389799120,10cyclictest33820-21latency_hist19:10:000
3390899119,1cyclictest0-21swapper/322:35:133
3390899118,2cyclictest157276-21gltestperf21:10:153
3390899118,2cyclictest0-21swapper/322:10:153
3390399117,3cyclictest233155-21gltestperf22:25:152
3390899104,4cyclictest55892-21sed19:30:183
3390399107,2cyclictest100520-21apt-get20:15:152
3390399106,2cyclictest0-21swapper/222:05:132
3390199108,1cyclictest0-21swapper/100:00:171
3390199106,3cyclictest198307-21sed21:50:181
339089970,5cyclictest33922-21latency_hist19:10:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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