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2025-12-16 - 08:42
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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 Dec 16, 2025 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182699995047,2cyclictest330762-21fwupd21:34:562
18269999310,29cyclictest325721-21awk21:30:002
18270199260,24cyclictest378537-21irqcore22:20:163
182699992621,3cyclictest367914-21apt-get22:10:142
18269999261,21cyclictest511006-21apt-get00:30:112
18269999261,21cyclictest290490-21apt-get20:55:132
18269999261,21cyclictest274947-21apt-get20:40:142
18269999261,21cyclictest229346-21apt-get19:55:122
18269999261,21cyclictest0-21swapper/220:00:122
18269999260,21cyclictest0-21swapper/220:05:122
18270199251,20cyclictest0-21swapper/321:50:123
18269999251,5cyclictest229068-21cron19:55:002
18269999251,20cyclictest0-21swapper/223:25:132
18269599251,20cyclictest428795-21apt-get23:10:121
18269299252,22cyclictest187968-21apt-get19:15:130
18269299252,21cyclictest433867-21apt-get23:15:150
18270199241,2cyclictest454962-21apt-get23:35:143
18270199241,20cyclictest336153-21apt-get21:40:143
18270199241,20cyclictest0-21swapper/322:30:143
18269999241,3cyclictest383099-21apt-get22:25:122
18269999241,3cyclictest203179-21apt-get19:30:132
18269999241,20cyclictest305726-21apt-get21:10:152
18269999240,21cyclictest0-21swapper/219:45:122
18269999240,20cyclictest0-21swapper/221:00:132
182695992420,2cyclictest475247-21apt-get23:55:131
182695992420,2cyclictest280402-21apt-get20:45:121
18269599241,20cyclictest300644-21apt-get21:05:121
18269599241,20cyclictest295567-21apt-get21:00:131
18269599241,20cyclictest234425-21apt-get20:00:121
18269599241,20cyclictest182913-21apt-get19:10:131
18269599240,20cyclictest0-21swapper/123:30:131
18269299242,1cyclictest485786-21apt-get00:05:130
18269299240,22cyclictest362449-21date22:05:010
182701992320,1cyclictest305726-21apt-get21:10:143
182701992319,2cyclictest320893-21apt-get21:25:153
182701992319,2cyclictest0-21swapper/322:55:003
18270199231,2cyclictest0-21swapper/322:00:133
18270199231,20cyclictest0-21swapper/320:00:163
18270199231,20cyclictest0-21swapper/300:05:133
182699992319,2cyclictest0-21swapper/223:10:112
182699992319,2cyclictest0-21swapper/220:30:122
182699992319,2cyclictest0-21swapper/200:00:152
182699992318,3cyclictest403356-21apt-get22:45:142
182699992318,3cyclictest285434-21apt-get20:50:122
182699992317,3cyclictest254718-21apt-get20:20:132
18269999231,2cyclictest449464-21apt-get23:30:132
18269999231,2cyclictest0-21swapper/220:45:122
18269999230,20cyclictest0-21swapper/223:40:132
18269999230,20cyclictest0-21swapper/222:35:132
18269999230,20cyclictest0-21swapper/221:35:122
182695992319,2cyclictest418589-21apt-get23:00:131
182695992319,2cyclictest408448-21apt-get22:50:131
182695992317,4cyclictest702-21runrttasks19:55:131
182692992319,2cyclictest239503-21apt-get20:05:120
18269299231,21cyclictest403356-21apt-get22:45:140
18269299231,20cyclictest465137-21apt-get23:45:120
18269299231,20cyclictest269872-21apt-get20:35:130
182701992218,2cyclictest300648-21taskset21:05:123
182701992218,2cyclictest244304-21cron20:10:003
18270199221,2cyclictest0-21swapper/323:25:133
18270199221,1cyclictest300396-21awk21:05:003
18270199220,2cyclictest475349-21cpuspeed_turbos23:55:133
18270199220,20cyclictest329904-21taskset21:30:213
18270199220,19cyclictest0-21swapper/323:00:133
18270199220,19cyclictest0-21swapper/321:55:143
18270199220,19cyclictest0-21swapper/321:15:143
18270199220,19cyclictest0-21swapper/320:55:143
18270199220,19cyclictest0-21swapper/320:40:143
182699992219,2cyclictest0-21swapper/221:20:142
182699992219,1cyclictest0-21swapper/221:50:122
182699992218,2cyclictest0-21swapper/222:50:122
182699992218,2cyclictest0-21swapper/220:25:142
18269999221,2cyclictest0-21swapper/223:50:132
18269999220,2cyclictest0-21swapper/223:45:132
18269999220,20cyclictest341645-21apt-get21:45:132
18269999220,20cyclictest0-21swapper/221:40:132
18269999220,19cyclictest0-21swapper/223:15:152
182695992219,2cyclictest490817-21apt-get00:10:131
182695992219,1cyclictest346739-21apt-get21:50:131
182695992218,2cyclictest263648-21ntpq20:25:231
18269599221,20cyclictest372982-21apt-get22:15:141
18269599221,19cyclictest0-21swapper/123:20:121
18269599220,2cyclictest384049-21ps22:25:161
18269599220,20cyclictest382848-21munin-run22:25:001
18269599220,19cyclictest0-21swapper/122:00:131
18269599220,19cyclictest0-21swapper/120:15:121
18269299221,1cyclictest495849-21apt-get00:15:120
18269299220,2cyclictest377781-21ls22:20:000
18269299220,2cyclictest305448-21cron21:10:000
182701992119,1cyclictest0-21swapper/321:20:143
182701992119,1cyclictest0-21swapper/319:24:553
182701992119,1cyclictest0-21swapper/319:10:133
182701992118,1cyclictest0-21swapper/323:10:113
182701992117,3cyclictest438793-21latency_hist23:20:013
18270199211,1cyclictest0-21swapper/322:55:133
18270199210,2cyclictest480772-21ps00:00:193
18270199210,1cyclictest0-21swapper/323:45:133
18270199210,19cyclictest0-21swapper/322:05:133
182699992118,2cyclictest493023-21ps00:10:182
182699992118,2cyclictest0-21swapper/223:00:132
182699992118,1cyclictest0-21swapper/221:15:142
18269999211,1cyclictest0-21swapper/222:30:142
18269999210,2cyclictest0-21swapper/219:10:142
18269599211,1cyclictest0-21swapper/120:20:131
18269599211,18cyclictest500639-21awk00:19:591
18269599210,20cyclictest340034-21ntpq21:40:221
18269599210,19cyclictest0-21swapper/122:30:141
182692992119,1cyclictest0-21swapper/023:20:030
182692992119,1cyclictest0-21swapper/000:10:130
182692992118,2cyclictest500912-21apt-get00:20:140
182692992118,2cyclictest310495-21munin-run21:15:000
18269299211,1cyclictest0-21swapper/020:40:130
18269299211,19cyclictest0-21swapper/021:45:130
18269299210,2cyclictest258642-21ntpq20:20:220
18269299210,2cyclictest239226-21cron20:05:000
18269299210,20cyclictest372702-21cron22:14:590
18269299210,20cyclictest264566-21latency_hist20:30:000
18269299210,18cyclictest0-21swapper/022:05:030
182701992018,1cyclictest0-21swapper/323:50:133
182701992018,1cyclictest0-21swapper/322:45:143
182701992018,1cyclictest0-21swapper/322:25:123
182701992018,1cyclictest0-21swapper/319:50:143
182701992016,2cyclictest516524-21apt-get00:35:133
18270199200,1cyclictest0-21swapper/323:05:133
18270199200,1cyclictest0-21swapper/321:45:133
18270199200,1cyclictest0-21swapper/320:45:123
18270199200,1cyclictest0-21swapper/320:15:123
18270199200,1cyclictest0-21swapper/319:25:143
18270199200,1cyclictest0-21swapper/319:15:133
18270199200,19cyclictest0-21swapper/322:10:243
182699992018,1cyclictest0-21swapper/222:05:012
182699992017,2cyclictest517012-21grep00:35:172
182699992017,1cyclictest0-21swapper/223:55:122
182699992016,2cyclictest0-21swapper/220:35:132
18269999200,1cyclictest0-21swapper/219:35:132
18269999200,1cyclictest0-21swapper/219:15:132
182695992018,1cyclictest0-21swapper/122:35:141
182695992018,1cyclictest0-21swapper/120:40:141
182695992017,2cyclictest249385-21idleruntime-cro20:15:011
182695992017,2cyclictest1170974-21kworker/u8:1+flush-259:019:35:001
18269599200,1cyclictest0-21swapper/123:50:131
18269599200,1cyclictest0-21swapper/123:35:141
18269599200,1cyclictest0-21swapper/121:45:141
18269599200,1cyclictest0-21swapper/121:30:131
18269599200,1cyclictest0-21swapper/120:55:131
18269599200,1cyclictest0-21swapper/119:50:231
18269599200,1cyclictest0-21swapper/100:30:101
18269599200,1cyclictest0-21swapper/100:00:151
18269599200,19cyclictest0-21swapper/119:35:171
182692992017,2cyclictest64-21kcompactd020:55:120
18269299200,1cyclictest397282-21sensors_temp22:35:250
18269299200,1cyclictest187712-21turbostat19:15:000
18269299200,1cyclictest0-21swapper/023:00:220
18269299200,1cyclictest0-21swapper/022:55:130
18269299200,1cyclictest0-21swapper/021:55:130
18269299200,19cyclictest0-21swapper/021:40:130
18269299200,19cyclictest0-21swapper/021:20:140
18269299200,19cyclictest0-21swapper/021:00:140
18269299200,19cyclictest0-21swapper/019:20:100
182701991918,1cyclictest0-21swapper/321:39:593
182701991918,0cyclictest0-21swapper/323:20:133
182701991917,1cyclictest0-21swapper/320:30:133
182701991917,1cyclictest0-21swapper/319:55:123
182701991917,1cyclictest0-21swapper/319:30:133
18270199190,19cyclictest0-21swapper/320:25:193
18269999197,2cyclictest505718-21munin-run00:25:002
182699991917,1cyclictest0-21swapper/221:05:172
182699991917,1cyclictest0-21swapper/219:40:122
182699991915,2cyclictest244583-21apt-get20:10:142
182695991918,1cyclictest0-21swapper/100:05:131
182695991917,1cyclictest0-21swapper/123:45:131
182695991917,1cyclictest0-21swapper/123:05:141
182695991917,1cyclictest0-21swapper/120:05:131
182695991916,1cyclictest0-21swapper/121:55:131
18269599190,17cyclictest418336-21awk23:00:001
182692991917,1cyclictest485129-21gpgv00:04:590
182692991917,1cyclictest0-21swapper/023:35:140
182692991917,1cyclictest0-21swapper/022:25:120
182692991917,1cyclictest0-21swapper/021:34:570
182692991917,1cyclictest0-21swapper/021:15:160
182692991917,1cyclictest0-21swapper/019:55:140
182692991917,1cyclictest0-21swapper/019:35:020
182692991916,2cyclictest379002-21ps22:20:180
182692991916,2cyclictest207154-21ntpq19:30:220
182692991916,1cyclictest470192-21apt-get23:50:130
182692991914,4cyclictest475347-21cpuspeed_turbos23:55:140
182692991914,3cyclictest0-21swapper/021:29:590
18269299190,1cyclictest0-21swapper/020:15:120
18269299190,19cyclictest0-21swapper/023:10:110
18269299190,0cyclictest0-21swapper/020:45:130
182701991816,1cyclictest0-21swapper/319:35:133
182699991816,1cyclictest0-21swapper/219:20:102
18269999180,17cyclictest510754-21grep00:30:002
182695991816,1cyclictest0-21swapper/120:50:121
18269599180,16cyclictest223595-21sleep19:50:001
18269599180,0cyclictest0-21swapper/120:35:141
182692991816,1cyclictest0-21swapper/023:25:130
182692991814,3cyclictest61650irq/133-enp0s29f1:rx-000:25:180
182692991814,2cyclictest388170-21apt-get22:30:140
182701991717,0cyclictest0-21swapper/323:30:173
182701991715,1cyclictest0-21swapper/323:40:133
182699991715,1cyclictest418326-21munin-run23:00:002
182699991714,2cyclictest0-21swapper/222:20:212
182695991715,1cyclictest0-21swapper/123:20:011
182695991715,1cyclictest0-21swapper/119:15:131
182695991714,2cyclictest320619-21awk21:24:591
182695991713,3cyclictest202913-21cron19:30:001
18269599170,0cyclictest0-21swapper/120:30:171
182692991715,1cyclictest0-21swapper/021:50:120
182692991713,3cyclictest521334-21sh00:40:000
182692991713,3cyclictest334989-21ntp_kernel_pll_21:35:200
182701991612,3cyclictest248970-21unixbench_singl20:10:263
182701991612,2cyclictest393192-21apt-get22:35:133
18270199160,14cyclictest0-21swapper/320:35:133
182699991614,1cyclictest1-21systemd23:40:012
182699991612,2cyclictest0-21swapper/219:25:232
182699991611,3cyclictest0-21swapper/222:05:162
182695991614,1cyclictest0-21swapper/122:40:121
182695991612,3cyclictest325853-21latency_hist21:30:001
182692991614,1cyclictest0-21swapper/023:05:140
182692991614,1cyclictest0-21swapper/020:50:120
182692991613,2cyclictest61650irq/133-enp0s29f1:rx-020:10:190
182701991513,1cyclictest0-21swapper/300:30:103
182701991511,3cyclictest261-21systemd-journal22:20:003
18269999158,5cyclictest254438-21cron20:20:002
182699991514,1cyclictest0-21swapper/223:20:172
182699991513,1cyclictest0-21swapper/223:05:222
182699991513,1cyclictest0-21swapper/222:15:132
182699991511,3cyclictest489592-21cut00:05:212
182695991511,3cyclictest311ktimers/122:45:231
182695991511,2cyclictest449206-21munin-run23:30:001
182692991514,1cyclictest0-21swapper/022:50:120
182692991513,1cyclictest0-21swapper/000:30:100
182692991512,2cyclictest61650irq/133-enp0s29f1:rx-019:45:010
182692991512,2cyclictest61650irq/133-enp0s29f1:rx-019:25:180
182692991512,2cyclictest400498-21kthreadcore22:40:170
182692991511,3cyclictest61650irq/133-enp0s29f1:rx-023:30:120
182701991412,1cyclictest495581-21sh00:14:593
182701991412,1cyclictest0-21swapper/319:45:123
182701991411,2cyclictest496050-21fschecks_count00:15:153
18270199141,10cyclictest218528-21latency_hist19:45:003
182695991410,3cyclictest460129-21cpuspeed_turbos23:40:141
182701991310,2cyclictest0-21swapper/300:29:593
18269999139,2cyclictest0-21swapper/200:15:242
18269999131,9cyclictest357169-21cat22:00:002
18269599139,3cyclictest516592-21cpuspeed_turbos00:35:141
18269299139,3cyclictest61650irq/133-enp0s29f1:rx-023:40:140
18269299139,3cyclictest61650irq/133-enp0s29f1:rx-019:50:000
182692991310,2cyclictest61650irq/133-enp0s29f1:rx-020:30:120
18270199128,2cyclictest0-21swapper/322:40:133
18270199128,2cyclictest0-21swapper/319:10:003
18270199128,2cyclictest0-21swapper/300:20:143
18270199120,4cyclictest259652-21cat20:25:003
18269599121,9cyclictest310490-21latency_hist21:15:011
18269999119,1cyclictest0-21swapper/222:40:112
18269599119,1cyclictest0-21swapper/121:20:001
18269599118,2cyclictest366656-21needreboot22:05:201
18269599118,2cyclictest0-21swapper/100:20:151
18269599117,2cyclictest372709-21awk22:14:591
18269599111,9cyclictest218528-21latency_hist19:45:011
18269599107,2cyclictest311ktimers/121:39:381
1826959996,1cyclictest0-21swapper/119:10:001
1826959994,4cyclictest509291-21cut00:25:191
1826999980,6cyclictest182851-21latency_hist19:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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