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2026-08-06 - 21:54
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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 all highest latencies:
System rackeslot4.osadl.org (updated Thu Aug 06, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
100615899310,3cyclictest1050899-21/usr/sbin/munin07:50:212
1006154993111,9cyclictest0-21swapper/111:35:001
100615499301,26cyclictest0-21swapper/108:45:121
100615499292,22cyclictest1041775-21apt-get07:45:121
100615499291,25cyclictest0-21swapper/110:00:121
100615899270,24cyclictest1016457-21seq07:20:112
100615499272,22cyclictest1251936-21apt-get11:10:131
100615499272,21cyclictest1333712-21apt-get12:30:111
100615499272,21cyclictest1236725-21apt-get10:55:121
100615499270,8cyclictest1015317-21ntp_kernel_pll_07:15:211
100615499270,24cyclictest0-21swapper/110:15:121
100615899260,24cyclictest3777322-21systemd-journal08:40:002
100615499269,6cyclictest0-21swapper/111:20:001
100615499262,3cyclictest1250802-21ntpq11:05:211
1006154992619,6cyclictest1072329-21apt-get08:15:121
1006154992618,5cyclictest1057096-21apt-get08:00:131
100615499261,22cyclictest0-21swapper/107:10:101
100615499261,21cyclictest1016454-21apt-get07:20:111
100615499261,21cyclictest0-21swapper/112:15:091
100615499261,21cyclictest0-21swapper/109:20:131
100615499260,25cyclictest0-21swapper/110:25:001
100615499260,23cyclictest0-21swapper/111:45:021
100615499260,14cyclictest1174715-21awk09:55:011
100615499260,13cyclictest1313614-21cut12:10:151
100615499260,13cyclictest1231998-21expr10:50:141
100616199252,21cyclictest1216406-21apt-get10:35:123
1006161992521,3cyclictest1036700-21apt-get07:40:103
1006158992522,2cyclictest0-21swapper/209:35:162
100615499255,8cyclictest1128666-21latency_hist09:10:011
1006154992519,4cyclictest0-21swapper/112:00:121
1006154992517,6cyclictest0-21swapper/109:30:131
100615499251,3cyclictest1308298-21apt-get12:05:131
100615499251,23cyclictest0-21swapper/112:26:331
100615499251,21cyclictest1093030-21apt-get08:35:131
100615499251,20cyclictest0-21swapper/109:35:121
100615499251,14cyclictest1303008-21idleruntime-cro12:00:011
100615499250,3cyclictest1272048-21cron11:30:001
100615499250,24cyclictest0-21swapper/109:57:371
100615499250,13cyclictest1035880-21wc07:35:221
100615499250,12cyclictest1244446-21grep11:00:181
100615499250,12cyclictest1138244-21sed09:15:211
100615499250,12cyclictest1052069-21grep07:55:131
100615899241,3cyclictest1139098-21apt-get09:20:132
1006154992419,4cyclictest0-21swapper/110:35:121
1006154992419,4cyclictest0-21swapper/107:40:311
1006154992418,4cyclictest1087655-21sed08:30:001
1006154992415,7cyclictest1221997-21irqcore10:40:161
100615499241,2cyclictest1046890-21apt-get07:50:131
100615499241,20cyclictest1338755-21apt-get12:35:111
100615499241,20cyclictest0-21swapper/111:20:121
100615499240,20cyclictest0-21swapper/109:10:101
100615499240,12cyclictest1186223-21grep10:05:181
100615499240,12cyclictest1149013-21cat09:30:001
100615499240,12cyclictest1108968-21cut08:50:161
1006151992420,2cyclictest1031629-21apt-get07:35:100
100615199241,3cyclictest1113280-21apt-get08:55:110
100615199241,21cyclictest1174974-21apt-get09:55:130
100615199241,20cyclictest1134019-21apt-get09:15:090
100616199232,20cyclictest1277396-21apt-get11:35:103
100616199232,20cyclictest1277396-21apt-get11:35:103
1006161992319,2cyclictest1169903-21apt-get09:50:103
100616199231,2cyclictest1062167-21apt-get08:05:113
100616199231,20cyclictest1128936-21apt-get09:10:113
100616199231,20cyclictest1108210-21apt-get08:50:123
100616199230,19cyclictest0-21swapper/308:00:123
1006158992320,2cyclictest1313368-21apt-get12:10:122
100615899231,2cyclictest1178847-21ntpq09:55:202
100615899231,2cyclictest1082467-21apt-get08:25:102
100615899231,20cyclictest1246842-21apt-get11:05:122
100615899230,21cyclictest1324502-21sort12:20:152
100615899230,21cyclictest1303258-21taskset12:00:112
100615899230,1cyclictest0-21swapper/209:50:102
1006154992320,1cyclictest1026589-21apt-get07:30:121
1006154992319,2cyclictest1194964-21munin-run10:15:011
1006154992319,2cyclictest0-21swapper/111:40:111
100615499231,3cyclictest1167689-21cut09:45:181
100615499231,2cyclictest1021523-21apt-get07:25:121
100615499231,12cyclictest1117222-21ld08:55:211
100615499231,11cyclictest1328383-21latency_hist12:25:011
100615499231,11cyclictest1087866-21awk08:30:011
100615499231,10cyclictest1281479-21ps11:35:221
100615499231,10cyclictest1281479-21ps11:35:221
100615499230,10cyclictest1161509-21grep09:40:171
100615499230,10cyclictest1066993-21latency_hist08:10:011
1006151992320,2cyclictest1118771-21apt-get09:00:110
1006151992319,2cyclictest1052005-21apt-get07:55:130
100615199231,2cyclictest1257050-21apt-get11:15:120
100615199231,21cyclictest1016454-21apt-get07:20:110
100615199231,20cyclictest1041775-21apt-get07:45:120
100615199231,19cyclictest0-21swapper/010:40:120
100615199230,20cyclictest0-21swapper/012:10:120
1006161992219,2cyclictest1097818-21awk08:40:003
1006161992218,3cyclictest1246845-21seq11:05:113
1006161992218,2cyclictest1327521-21ntpq12:20:203
100616199221,20cyclictest0-21swapper/310:55:123
100616199221,19cyclictest1293117-21apt-get11:50:113
1006158992218,2cyclictest1210914-21apt-get10:30:122
1006158992218,2cyclictest1077400-21apt-get08:20:122
100615899221,20cyclictest951622-21kworker/2:2-cgroup_destroy11:00:002
1006154992218,2cyclictest0-21swapper/110:30:121
100615499221,20cyclictest1077400-21apt-get08:20:121
100615499220,11cyclictest1121978-21grep09:00:181
100615499220,10cyclictest1296923-21cat11:50:181
1006151992219,2cyclictest702-21runrttasks11:30:120
1006151992219,2cyclictest1185578-21sed10:05:170
1006151992219,2cyclictest0-21swapper/009:25:120
1006151992219,1cyclictest1195223-21apt-get10:15:110
100615199221,2cyclictest0-21swapper/009:10:160
100615199221,1cyclictest1200317-21apt-get10:20:110
100615199221,1cyclictest1103165-21apt-get08:45:110
1006161992119,1cyclictest0-21swapper/312:05:133
100616199211,1cyclictest64-21kcompactd009:22:413
100616199210,20cyclictest0-21swapper/310:45:113
100616199210,20cyclictest0-21swapper/309:35:123
100616199210,1cyclictest1272327-21apt-get11:30:113
100616199210,1cyclictest0-21swapper/308:40:123
1006158992119,1cyclictest0-21swapper/210:25:132
1006158992119,1cyclictest0-21swapper/209:15:102
1006158992118,2cyclictest1032120-21irqcore07:35:132
1006158992116,4cyclictest1067749-21grep08:10:162
100615899211,1cyclictest0-21swapper/211:30:112
100615899210,2cyclictest64-21kcompactd009:01:432
100615899210,20cyclictest0-21swapper/208:55:122
100615899210,20cyclictest0-21swapper/208:05:122
100615899210,20cyclictest0-21swapper/207:30:112
100615899210,1cyclictest0-21swapper/207:55:132
100615499210,11cyclictest1226662-21grep10:45:121
1006151992119,1cyclictest1251936-21apt-get11:10:120
1006151992119,1cyclictest1205845-21apt-get10:25:120
1006151992119,1cyclictest0-21swapper/011:05:220
1006151992119,1cyclictest0-21swapper/010:55:120
1006151992119,1cyclictest0-21swapper/008:50:120
1006151992119,1cyclictest0-21swapper/008:20:110
1006151992118,2cyclictest1-21systemd09:45:010
1006151992118,2cyclictest1184812-21idleruntime-cro10:05:000
1006151992118,2cyclictest1067756-21ps08:10:160
1006151992118,2cyclictest0-21swapper/008:25:100
100615199211,1cyclictest1328644-21apt-get12:25:120
100615199210,2cyclictest1022016-21sed07:25:160
100615199210,2cyclictest0-21swapper/012:35:110
100615199210,2cyclictest0-21swapper/011:20:120
100615199210,20cyclictest211rcuc/007:35:010
100615199210,20cyclictest1323551-21apt-get12:20:110
100615199210,20cyclictest1298191-21seq11:55:120
100615199210,20cyclictest0-21swapper/008:35:140
1006161992018,1cyclictest64-21kcompactd011:10:123
1006161992018,1cyclictest1318478-21apt-get12:15:103
1006161992018,1cyclictest0-21swapper/310:15:123
1006161992018,1cyclictest0-21swapper/310:10:103
1006161992018,1cyclictest0-21swapper/307:15:243
1006161992017,2cyclictest1333446-21idleruntime-cro12:30:003
1006161992016,3cyclictest1182509-21kthreadcore10:00:193
100616199201,18cyclictest0-21swapper/307:35:133
100616199200,20cyclictest64-21kcompactd011:15:343
100616199200,1cyclictest0-21swapper/312:30:123
100616199200,1cyclictest0-21swapper/311:00:123
100616199200,1cyclictest0-21swapper/310:30:123
100616199200,1cyclictest0-21swapper/309:05:133
100616199200,1cyclictest0-21swapper/308:46:403
100616199200,1cyclictest0-21swapper/308:10:113
100616199200,19cyclictest1266028-21strings11:20:193
100616199200,19cyclictest1231655-21apt-get10:50:113
100616199200,19cyclictest1050901-21ntpq07:50:213
100616199200,19cyclictest0-21swapper/312:10:113
100616199200,19cyclictest0-21swapper/308:55:113
100616199200,19cyclictest0-21swapper/308:20:113
100616199200,19cyclictest0-21swapper/307:55:133
100616199200,19cyclictest0-21swapper/307:45:123
100616199200,19cyclictest0-21swapper/307:25:123
1006158992018,1cyclictest1180017-21apt-get10:00:122
1006158992018,1cyclictest1006338-21apt-get07:10:112
1006158992018,1cyclictest0-21swapper/210:46:002
1006158992017,2cyclictest1190640-21grep10:10:152
100615899201,1cyclictest0-21swapper/212:05:132
100615899200,1cyclictest64-21kcompactd012:37:172
100615899200,1cyclictest1298188-21apt-get11:55:132
100615899200,1cyclictest0-21swapper/211:10:122
100615899200,1cyclictest0-21swapper/210:23:352
100615899200,1cyclictest0-21swapper/210:15:112
100615899200,1cyclictest0-21swapper/208:45:122
100615899200,1cyclictest0-21swapper/207:45:232
100615899200,1cyclictest0-21swapper/207:25:122
100615899200,19cyclictest0-21swapper/211:50:112
100615899200,19cyclictest0-21swapper/211:00:132
100615899200,19cyclictest0-21swapper/210:35:122
100615899200,19cyclictest0-21swapper/210:05:132
100615899200,19cyclictest0-21swapper/209:10:112
1006151992018,1cyclictest0-21swapper/009:35:120
1006151992018,1cyclictest0-21swapper/007:50:120
1006151992017,2cyclictest1062167-21apt-get08:05:110
1006151992017,2cyclictest0-21swapper/009:20:130
1006151992017,2cyclictest0-21swapper/008:00:130
100615199200,1cyclictest0-21swapper/011:35:100
100615199200,1cyclictest0-21swapper/011:35:100
100615199200,1cyclictest0-21swapper/008:40:120
100615199200,1cyclictest0-21swapper/007:40:100
100615199200,19cyclictest0-21swapper/007:15:110
1006161991917,1cyclictest0-21swapper/309:01:433
1006161991917,1cyclictest0-21swapper/307:30:113
1006161991916,2cyclictest1226344-21idleruntime-cro10:44:593
1006161991910,2cyclictest191rcu_preempt07:10:133
100616199190,1cyclictest0-21swapper/311:55:133
100616199190,1cyclictest0-21swapper/308:25:113
100616199190,18cyclictest64-21kcompactd009:46:203
100616199190,17cyclictest1077119-21cron08:20:003
1006158991917,1cyclictest1087960-21apt-get08:30:112
1006158991917,1cyclictest0-21swapper/212:25:132
1006158991917,1cyclictest0-21swapper/211:45:232
1006158991917,1cyclictest0-21swapper/211:26:522
1006158991917,1cyclictest0-21swapper/211:15:132
1006158991917,1cyclictest0-21swapper/208:50:122
1006158991910,1cyclictest191rcu_preempt10:40:222
100615899190,19cyclictest0-21swapper/208:42:212
100615899190,18cyclictest0-21swapper/210:50:122
100615899190,18cyclictest0-21swapper/209:30:122
100615899190,18cyclictest0-21swapper/208:15:132
1006154991917,1cyclictest0-21swapper/108:40:111
1006151991917,1cyclictest1288049-21apt-get11:45:100
1006151991917,1cyclictest1216901-21ps10:35:160
1006151991917,1cyclictest0-21swapper/012:00:110
1006151991916,2cyclictest0-21swapper/011:55:000
1006151991916,2cyclictest0-21swapper/008:15:130
100615199190,1cyclictest0-21swapper/012:30:120
100615199190,1cyclictest0-21swapper/009:55:010
100615199190,19cyclictest0-21swapper/010:53:320
100615199190,19cyclictest0-21swapper/010:30:110
100615199190,19cyclictest0-21swapper/008:30:200
1006161991817,1cyclictest64-21kcompactd008:30:323
1006161991815,2cyclictest1251693-21kworker/3:1+events_freezable_power_11:41:053
1006161991815,2cyclictest0-21swapper/309:40:113
100616199180,1cyclictest0-21swapper/312:00:223
100616199180,1cyclictest0-21swapper/310:20:443
1006158991816,1cyclictest1061927-21systemd-run08:05:002
1006158991816,1cyclictest0-21swapper/211:20:122
1006158991815,2cyclictest1169634-21idleruntime-cro09:50:012
1006158991814,3cyclictest391rcuc/212:30:202
1006158991814,2cyclictest1144680-21sed09:25:152
100615899180,18cyclictest0-21swapper/207:41:362
1006154991814,2cyclictest1068212-21kthreadcore08:10:171
1006151991815,2cyclictest0-21swapper/012:05:120
1006151991814,3cyclictest61650irq/133-enp0s29f1:rx-009:30:110
1006161991715,2cyclictest1251693-21kworker/3:1+events_freezable_power_12:36:003
1006161991714,2cyclictest1272049-21cron11:30:003
100616199170,0cyclictest0-21swapper/307:20:103
1006158991714,2cyclictest1016218-21unin-run07:20:012
1006161991615,1cyclictest1046665-21kworker/3:2+events_freezable_power_09:29:163
1006161991615,1cyclictest0-21swapper/310:25:113
1006161991614,1cyclictest0-21swapper/310:05:133
100615899167,2cyclictest191rcu_preempt09:05:192
1006158991616,0cyclictest0-21swapper/212:15:092
1006151991614,1cyclictest1128653-21cron09:10:000
1006151991614,1cyclictest0-21swapper/011:03:440
1006151991613,2cyclictest61650irq/133-enp0s29f1:rx-010:45:180
1006151991613,2cyclictest61650irq/133-enp0s29f1:rx-010:10:200
1006151991612,2cyclictest171ktimers/011:25:100
1006161991513,1cyclictest0-21swapper/309:30:123
1006158991513,1cyclictest0-21swapper/211:35:102
1006158991513,1cyclictest0-21swapper/211:35:102
1006158991512,2cyclictest0-21swapper/211:40:162
1006151991511,3cyclictest61650irq/133-enp0s29f1:rx-011:45:000
1006161991411,2cyclictest3777322-21systemd-journal11:50:003
100615499140,11cyclictest1006051-21latency_hist07:10:001
1006151991412,1cyclictest61650irq/133-enp0s29f1:rx-009:45:220
1006151991411,2cyclictest61650irq/133-enp0s29f1:rx-007:10:230
1006161991310,2cyclictest0-21swapper/310:00:003
100615199131,2cyclictest1322366-21ntpq12:15:170
100616199100,1cyclictest191rcu_preempt07:10:003
10061589986,1cyclictest0-21swapper/207:10:002
10061519985,2cyclictest741156-21kworker/0:0+events_freezable07:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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