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2026-07-07 - 04:48
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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 Jul 07, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
228005999311,28cyclictest0-21swapper/300:25:133
228005999290,28cyclictest2331672-21unin-run20:05:013
228005999281,20cyclictest2595894-21latency_hist00:25:013
228005999280,27cyclictest3777322-21systemd-journal00:32:043
228005999280,26cyclictest0-21swapper/322:20:113
228005999280,26cyclictest0-21swapper/321:55:003
228005999280,26cyclictest0-21swapper/300:10:123
228005999280,26cyclictest0-21swapper/300:10:123
228005999280,25cyclictest0-21swapper/322:55:163
228005999280,25cyclictest0-21swapper/321:15:123
228005999280,19cyclictest0-21swapper/319:40:123
228005999280,10cyclictest2524867-21wc23:15:003
228005499286,2cyclictest2433309-21latency_hist21:45:011
2280059992718,7cyclictest2301281-21cron19:35:003
228005999270,25cyclictest2494308-21cron22:45:013
228005999270,25cyclictest0-21swapper/320:45:143
228005499271,24cyclictest3777322-21systemd-journal20:15:001
228005499271,22cyclictest2326855-21apt-get20:00:131
228005499271,22cyclictest2280911-21apt-get19:15:111
228005499271,21cyclictest2444110-21apt-get21:55:141
228005999261,21cyclictest0-21swapper/323:25:153
228005999260,25cyclictest1-21systemd21:25:003
228005999260,25cyclictest0-21swapper/320:15:203
228005999260,25cyclictest0-21swapper/319:15:163
228005499262,3cyclictest2296481-21apt-get19:30:121
228005499261,21cyclictest2586050-21apt-get00:15:121
228005499261,21cyclictest2285950-21apt-get19:20:131
2280059992520,3cyclictest2362221-21apt-get20:35:123
228005999250,1cyclictest0-21swapper/320:50:213
228005999250,1cyclictest0-21swapper/300:19:133
228005499251,3cyclictest2301559-21apt-get19:35:111
228005499250,22cyclictest2580741-21cron00:10:001
228005499250,22cyclictest2560507-21cron23:50:001
2280059992419,4cyclictest0-21swapper/323:55:133
2280059992419,3cyclictest2302046-21irqcore19:35:163
2280059992418,4cyclictest2336966-21apt-get20:10:113
2280059992416,6cyclictest0-21swapper/321:00:123
228005999241,2cyclictest0-21swapper/321:46:003
228005999241,20cyclictest2474393-21apt-get22:25:133
228005999241,20cyclictest2367298-21apt-get20:40:123
228005999241,20cyclictest0-21swapper/323:15:133
228005999241,20cyclictest0-21swapper/320:05:113
228005999240,5cyclictest0-21swapper/320:28:353
228005999240,22cyclictest3777322-21systemd-journal21:14:593
228005999240,21cyclictest0-21swapper/321:55:143
228005499242,2cyclictest2439054-21apt-get21:50:111
2280054992420,2cyclictest2591105-21apt-get00:20:101
2280054992420,2cyclictest2372354-21apt-get20:45:141
2280054992420,2cyclictest2341997-21apt-get20:15:111
2280054992417,5cyclictest2495069-21irqcore22:45:161
228005499241,3cyclictest2464303-21apt-get22:15:131
228005499241,20cyclictest0-21swapper/122:00:121
228005499241,20cyclictest0-21swapper/100:30:131
228005499240,21cyclictest2484944-21cut22:35:151
228005499240,21cyclictest2479427-21taskset22:30:131
228005499240,20cyclictest0-21swapper/121:10:121
228005099242,20cyclictest2347056-21apt-get20:20:130
2280050992420,3cyclictest2454192-21apt-get22:05:110
2280050992420,2cyclictest2479424-21apt-get22:30:130
2280050992419,4cyclictest2449642-21tr22:00:170
2280050992419,3cyclictest2586050-21apt-get00:15:120
2280050992419,3cyclictest2555708-21apt-get23:45:110
2280050992419,3cyclictest2550653-21apt-get23:40:110
228005099241,22cyclictest2519879-21apt-get23:10:110
228005099241,21cyclictest2428476-21apt-get21:40:120
228005099241,21cyclictest2417942-21apt-get21:30:140
228005099241,21cyclictest2417942-21apt-get21:30:130
228005099241,21cyclictest2412885-21apt-get21:25:100
2280059992319,2cyclictest0-21swapper/322:35:113
2280059992318,3cyclictest2393032-21ps21:05:163
2280059992316,6cyclictest1-21systemd20:35:003
228005999231,21cyclictest2322291-21ps19:55:173
228005999230,3cyclictest3777322-21systemd-journal23:54:593
228005999230,12cyclictest2479488-21grep22:30:143
2280057992322,0cyclictest0-21swapper/223:55:132
2280057992321,1cyclictest391rcuc/223:15:002
2280057992320,1cyclictest2596164-21apt-get00:25:132
228005799231,20cyclictest2494586-21apt-get22:45:122
228005799231,20cyclictest2352089-21apt-get20:25:132
2280054992319,3cyclictest2474122-21cron22:25:001
2280054992319,3cyclictest2415107-21kthreadcore21:25:161
2280054992318,4cyclictest2295785-21cron19:30:001
2280054992318,3cyclictest2606702-21idleruntime-cro00:39:591
2280054992318,3cyclictest2428204-21idleruntime-cro21:39:591
2280054992318,3cyclictest2332411-21grep20:05:161
228005499231,2cyclictest2565851-21apt-get23:55:121
228005499231,21cyclictest0-21swapper/121:30:141
228005499231,21cyclictest0-21swapper/121:30:141
228005499230,4cyclictest2510238-21sed23:00:161
228005499230,21cyclictest2476602-21sed22:25:201
228005499230,20cyclictest0-21swapper/123:10:111
228005499230,20cyclictest0-21swapper/121:15:121
228005499230,20cyclictest0-21swapper/121:00:131
228005499230,20cyclictest0-21swapper/100:10:121
228005499230,20cyclictest0-21swapper/100:10:111
2280050992321,1cyclictest2295918-21latency_hist19:30:000
228005099231,2cyclictest2427327-21ntpq21:35:230
228005099231,2cyclictest2387471-21apt-get21:00:120
228005099230,21cyclictest2311392-21cron19:45:000
2280059992219,1cyclictest0-21swapper/323:45:113
2280059992218,3cyclictest0-21swapper/320:22:083
2280059992218,2cyclictest2500148-21ps22:50:153
228005999221,19cyclictest0-21swapper/322:00:123
228005999220,2cyclictest2321523-21cron19:55:003
228005999220,2cyclictest0-21swapper/300:00:103
228005999220,20cyclictest0-21swapper/319:20:133
228005999220,12cyclictest2416762-21gcc21:25:183
2280057992220,1cyclictest0-21swapper/222:20:112
2280057992220,1cyclictest0-21swapper/220:45:132
2280057992219,2cyclictest2565570-21cron23:55:002
2280057992219,2cyclictest2503574-21ntpq22:50:202
2280057992219,2cyclictest0-21swapper/222:40:122
2280057992219,1cyclictest2345894-21ntpq20:15:202
2280057992218,3cyclictest2381278-21ntpq20:50:212
228005799221,1cyclictest2535494-21apt-get23:25:152
228005799220,2cyclictest2483323-21ntpq22:30:232
2280054992219,2cyclictest2458995-21munin-run22:10:001
2280054992218,2cyclictest0-21swapper/123:30:121
2280054992217,3cyclictest2312093-21/usr/sbin/munin19:45:141
2280054992216,4cyclictest2352584-21tr20:25:181
228005499221,2cyclictest0-21swapper/120:40:111
228005499220,19cyclictest0-21swapper/123:20:131
228005499220,19cyclictest0-21swapper/122:10:101
228005499220,19cyclictest0-21swapper/120:20:131
2280050992218,2cyclictest0-21swapper/022:15:130
228005099221,20cyclictest2524698-21apt-get23:15:020
228005099221,20cyclictest0-21swapper/000:04:100
228005099220,2cyclictest1-21systemd20:55:000
228005099220,2cyclictest0-21swapper/000:20:100
228005099220,21cyclictest2306365-21basename19:40:000
228005099220,20cyclictest0-21swapper/021:19:590
2280059992119,1cyclictest2518692-21ntpq23:05:193
2280059992116,3cyclictest2541016-21irqcore23:30:173
228005999210,2cyclictest2459411-21chrt22:10:123
228005999210,10cyclictest2530488-21grep23:20:123
228005999210,10cyclictest2454261-21ls22:05:113
2280057992119,1cyclictest64-21kcompactd023:47:302
2280057992119,1cyclictest2331637-21ls20:05:012
2280057992119,1cyclictest0-21swapper/222:05:102
2280057992119,1cyclictest0-21swapper/219:15:102
2280057992119,1cyclictest0-21swapper/200:15:122
2280057992118,1cyclictest2443856-21munin-run21:55:002
2280054992119,1cyclictest2570909-21apt-get00:00:101
2280054992117,2cyclictest0-21swapper/123:40:111
2280054992117,2cyclictest0-21swapper/119:55:131
228005499210,20cyclictest0-21swapper/120:56:001
228005499210,20cyclictest0-21swapper/120:35:211
228005499210,1cyclictest0-21swapper/121:20:231
2280050992119,1cyclictest0-21swapper/023:20:130
2280050992119,1cyclictest0-21swapper/022:22:010
2280050992119,1cyclictest0-21swapper/019:15:210
2280050992118,2cyclictest0-21swapper/000:25:130
2280050992116,3cyclictest2484453-21apt-get22:35:110
228005099211,19cyclictest0-21swapper/022:10:110
228005099210,2cyclictest0-21swapper/020:40:120
228005099210,20cyclictest0-21swapper/023:57:420
228005099210,20cyclictest0-21swapper/022:55:150
228005099210,20cyclictest0-21swapper/019:48:160
228005099210,20cyclictest0-21swapper/019:30:120
228005099210,20cyclictest0-21swapper/019:24:040
228005099210,1cyclictest0-21swapper/019:50:110
2280059992018,1cyclictest0-21swapper/321:35:143
228005999200,9cyclictest2549347-21sed23:35:183
228005999200,11cyclictest702-21runrttasks21:30:073
228005999200,11cyclictest702-21runrttasks21:30:063
228005999200,10cyclictest2290978-21/usr/sbin/munin19:25:213
2280057992018,1cyclictest0-21swapper/223:21:412
2280057992018,1cyclictest0-21swapper/223:06:062
2280057992018,1cyclictest0-21swapper/223:00:132
2280057992018,1cyclictest0-21swapper/222:55:162
2280057992018,1cyclictest0-21swapper/221:35:142
2280057992018,1cyclictest0-21swapper/221:30:142
2280057992018,1cyclictest0-21swapper/221:30:142
2280057992018,1cyclictest0-21swapper/220:20:212
2280057992018,1cyclictest0-21swapper/200:39:072
2280057992017,2cyclictest2570912-21chrt00:00:102
2280057992016,3cyclictest2321528-21idleruntime-cro19:55:002
228005799200,1cyclictest0-21swapper/219:45:032
228005799200,19cyclictest0-21swapper/223:35:122
228005799200,19cyclictest0-21swapper/222:35:112
2280054992018,1cyclictest64-21kcompactd022:57:311
2280054992016,2cyclictest0-21swapper/122:40:131
228005499200,1cyclictest0-21swapper/123:25:131
2280050992018,1cyclictest0-21swapper/021:20:220
2280050992018,1cyclictest0-21swapper/020:10:110
2280050992018,1cyclictest0-21swapper/019:10:060
2280050992017,2cyclictest2560787-21apt-get23:50:120
2280050992017,2cyclictest2514804-21apt-get23:05:120
2280050992017,1cyclictest0-21swapper/020:15:100
2280050992016,2cyclictest2581018-21apt-get00:10:130
2280050992016,2cyclictest2581018-21apt-get00:10:120
2280050992015,3cyclictest2580740-21cron00:10:000
228005099200,1cyclictest0-21swapper/022:50:120
228005099200,1cyclictest0-21swapper/021:50:110
228005099200,1cyclictest0-21swapper/020:55:120
228005099200,1cyclictest0-21swapper/020:05:110
228005099200,1cyclictest0-21swapper/020:00:060
2280059991917,1cyclictest0-21swapper/321:40:133
228005999191,10cyclictest702-21runrttasks22:48:423
228005999190,9cyclictest702-21runrttasks20:59:173
228005999190,1cyclictest0-21swapper/319:48:493
228005999190,11cyclictest702-21runrttasks23:40:063
228005999190,10cyclictest2468882-21taskset22:17:483
228005799197,3cyclictest0-21swapper/222:00:142
2280057991918,1cyclictest0-21swapper/223:30:132
2280057991918,1cyclictest0-21swapper/219:57:242
2280057991917,1cyclictest2331910-21apt-get20:05:112
2280057991917,1cyclictest0-21swapper/221:25:012
2280057991916,2cyclictest2402483-21sh21:14:592
2280057991916,2cyclictest0-21swapper/221:15:122
2280057991916,1cyclictest0-21swapper/200:10:122
2280057991916,1cyclictest0-21swapper/200:10:122
2280057991915,3cyclictest0-21swapper/219:40:122
228005799190,1cyclictest0-21swapper/221:25:102
228005799190,1cyclictest0-21swapper/219:31:052
228005799190,19cyclictest0-21swapper/219:35:112
228005799190,0cyclictest0-21swapper/220:55:132
2280054991917,1cyclictest0-21swapper/119:50:201
228005499190,7cyclictest2311408-21munin-run19:45:001
2280050991917,1cyclictest64-21kcompactd021:11:350
2280050991917,1cyclictest0-21swapper/023:33:320
2280050991917,1cyclictest0-21swapper/022:44:350
2280050991916,2cyclictest0-21swapper/023:00:120
2280050991916,1cyclictest0-21swapper/020:35:130
2280050991915,3cyclictest2434490-21irqcore21:45:170
2280050991915,2cyclictest2361950-21basename20:34:590
228005099190,2cyclictest2372839-21ps20:45:170
2280059991816,1cyclictest0-21swapper/319:10:383
228005999181,15cyclictest2514539-21latency_hist23:05:003
2280057991817,1cyclictest64-21kcompactd020:12:272
2280057991817,1cyclictest0-21swapper/221:57:182
2280057991816,1cyclictest2459730-21ps22:10:142
2280057991816,1cyclictest0-21swapper/223:40:122
2280057991816,1cyclictest0-21swapper/220:40:122
2280054991816,1cyclictest0-21swapper/123:51:161
2280054991814,2cyclictest0-21swapper/120:30:121
2280054991813,3cyclictest2434000-21apt-get21:45:121
2280054991813,2cyclictest0-21swapper/121:05:131
2280050991816,1cyclictest0-21swapper/023:25:220
2280059991715,1cyclictest0-21swapper/300:40:003
228005799174,3cyclictest0-21swapper/220:30:202
228005799173,3cyclictest702-21runrttasks21:45:212
2280057991715,1cyclictest0-21swapper/223:15:132
2280057991715,1cyclictest0-21swapper/200:32:042
2280057991712,3cyclictest2397425-21idleruntime-cro21:09:592
2280054991712,3cyclictest2519599-21cron23:10:001
228005999160,9cyclictest702-21runrttasks00:08:243
228005799166,1cyclictest191rcu_preempt22:26:542
2280057991614,1cyclictest0-21swapper/220:38:482
228005799160,4cyclictest2580401-21runrttasks00:05:502
2280054991612,2cyclictest2525380-21apt-get23:15:131
2280050991613,2cyclictest62450irq/134-enp0s29f1:tx-021:05:210
2280050991613,2cyclictest61650irq/133-enp0s29f1:rx-023:35:240
2280050991613,2cyclictest61650irq/133-enp0s29f1:rx-019:55:120
2280050991612,2cyclictest2447962-21ntpq21:55:210
228005799153,3cyclictest0-21swapper/221:00:152
2280057991513,2cyclictest391rcuc/219:28:382
2280057991513,1cyclictest0-21swapper/200:20:112
2280057991510,1cyclictest191rcu_preempt21:40:192
2280054991513,1cyclictest0-21swapper/123:39:261
2280054991513,1cyclictest0-21swapper/122:52:071
228005099158,5cyclictest500-21dbus-daemon20:29:590
2280050991513,1cyclictest2498559-21ntpq22:45:220
228005799148,1cyclictest191rcu_preempt22:15:212
228005799141,3cyclictest2285924-21/usr/sbin/munin19:20:202
228005799141,3cyclictest2280442-21runrttasks19:12:332
2280054991410,2cyclictest2600968-21cron00:30:001
2280050991412,1cyclictest0-21swapper/000:30:130
228005099130,13cyclictest0-21swapper/022:29:550
228005999120,10cyclictest2280156-21cat19:10:003
228005999120,10cyclictest2280156-21cat19:10:003
228005499129,1cyclictest0-21swapper/120:50:251
228005499111,7cyclictest2280650-21apt19:15:001
228005099118,2cyclictest61650irq/133-enp0s29f1:rx-000:35:460
228005799108,1cyclictest0-21swapper/219:10:002
228005799108,1cyclictest0-21swapper/219:10:002
228005099100,8cyclictest2279981-21latency_hist19:10:010
228005099100,8cyclictest2279981-21latency_hist19:10:000
22800549980,6cyclictest2280053-21cut19:10:011
22800549980,6cyclictest2280053-21cut19:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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