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2026-04-19 - 15:44
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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 Sun Apr 19, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
870405994842,4cyclictest1059620-21fwupd10:13:553
870402993430,2cyclictest0-21swapper/210:30:172
870405993019,9cyclictest987658-21apt-key09:05:003
87040599301,27cyclictest1177213-21apt-get12:10:123
87040599294,13cyclictest1109509-21cut11:00:173
87040599280,27cyclictest0-21swapper/311:20:003
87040599280,26cyclictest0-21swapper/309:50:113
87040599280,25cyclictest1136955-21ps11:30:173
87040599271,23cyclictest1146609-21apt-get11:40:113
87040599271,22cyclictest900985-21apt-get07:40:133
87040599270,26cyclictest1082515-21sed10:35:183
87040599270,26cyclictest0-21swapper/308:20:163
87040599270,24cyclictest0-21swapper/310:15:123
870402992723,2cyclictest0-21swapper/208:35:172
87040299271,6cyclictest1003607-21cron09:20:002
87040299271,22cyclictest1121228-21apt-get11:15:132
870405992617,8cyclictest1100286-21turbostat10:55:003
87040599261,5cyclictest1135329-21ntpq11:25:223
87040599261,21cyclictest0-21swapper/309:15:123
87040599260,24cyclictest0-21swapper/308:25:113
87040599260,23cyclictest0-21swapper/310:06:423
87040599260,12cyclictest1013881-21sed09:30:013
87040299262,21cyclictest1172140-21apt-get12:05:122
87040299261,21cyclictest967188-21apt-get08:45:142
87040599251,3cyclictest921717-21ps08:00:163
87040599251,21cyclictest1029602-21apt-get09:45:133
870402992520,3cyclictest941471-21apt-get08:20:122
87040299251,21cyclictest1187307-21apt-get12:20:122
87040299251,21cyclictest1019070-21apt-get09:35:122
87040299251,21cyclictest0-21swapper/208:15:152
87040299251,20cyclictest0-21swapper/208:25:112
87040099251,21cyclictest1136460-21apt-get11:30:121
870405992419,4cyclictest1170955-21ntpq12:00:213
870405992419,3cyclictest509-21systemd-logind08:50:003
870405992419,3cyclictest1105394-21unin-run11:00:003
870405992418,4cyclictest1014517-21grep09:30:173
87040599241,20cyclictest0-21swapper/309:35:113
87040599241,20cyclictest0-21swapper/308:15:123
87040599240,23cyclictest0-21swapper/310:43:483
870402992420,2cyclictest1151680-21apt-get11:45:122
87040299241,3cyclictest926268-21apt-get08:05:142
87040299241,22cyclictest1054666-21idleruntime-cro10:10:002
87040299241,20cyclictest1146609-21apt-get11:40:112
87040299241,20cyclictest0-21swapper/211:00:112
87040099242,2cyclictest1100551-21apt-get10:55:101
87040099242,21cyclictest936414-21apt-get08:15:121
87039599241,3cyclictest890876-21apt-get07:30:110
87039599241,20cyclictest1156794-21apt-get11:50:120
87039599241,20cyclictest0-21swapper/011:30:120
87040599234,8cyclictest1091361-21kthreadcore10:45:173
870405992319,3cyclictest911103-21apt-get07:50:133
870405992319,2cyclictest0-21swapper/310:20:123
870405992317,4cyclictest880522-21cron07:20:013
870405992317,4cyclictest0-21swapper/311:35:133
870405992314,7cyclictest0-21swapper/310:00:003
870405992313,9cyclictest261-21systemd-journal12:06:523
87040599231,20cyclictest0-21swapper/312:25:123
87040599231,10cyclictest893900-21grep07:30:173
87040599230,5cyclictest0-21swapper/311:47:463
87040599230,20cyclictest0-21swapper/308:40:103
87040599230,20cyclictest0-21swapper/308:40:093
87040599230,20cyclictest0-21swapper/308:05:143
87040599230,20cyclictest0-21swapper/307:45:133
87040599230,12cyclictest954284-21grep08:30:203
87040599230,11cyclictest898888-21grep07:35:183
870402992319,2cyclictest993447-21dpkg09:10:012
870402992318,3cyclictest880794-21apt-get07:20:112
87040299231,2cyclictest1058860-21ntpq10:10:212
87040299231,19cyclictest1126300-21apt-get11:20:132
87040299230,21cyclictest966500-21munin-run08:45:002
87040299230,21cyclictest966500-21munin-run08:45:002
87040299230,21cyclictest1120075-21taskset11:10:212
87040299230,21cyclictest1069868-21cron10:25:012
87040299230,20cyclictest0-21swapper/212:25:122
87040299230,20cyclictest0-21swapper/210:15:122
87040299230,20cyclictest0-21swapper/209:20:112
87040299230,19cyclictest0-21swapper/212:35:142
870400992320,2cyclictest961661-21apt-get08:40:101
870400992320,2cyclictest961661-21apt-get08:40:101
870400992320,1cyclictest899821-21ntpq07:35:201
870400992319,2cyclictest0-21swapper/111:20:131
870400992318,3cyclictest1090141-21awk10:44:591
87040099231,2cyclictest1167054-21apt-get12:00:121
87040099231,2cyclictest1008963-21apt-get09:25:131
87040099231,21cyclictest895672-21munin-run07:35:001
87040099230,2cyclictest921234-21apt-get08:00:121
87040099230,21cyclictest1197927-21cut12:30:171
87040099230,1cyclictest0-21swapper/111:10:121
87040099230,1cyclictest0-21swapper/107:50:121
870395992319,3cyclictest1202475-21apt-get12:35:140
870395992319,2cyclictest1044781-21apt-get10:00:090
870395992319,2cyclictest1024545-21apt-get09:40:110
87039599231,2cyclictest875737-21apt-get07:15:120
87039599231,2cyclictest1131369-21apt-get11:25:130
87039599231,21cyclictest986657-21ntpq09:00:200
87039599231,20cyclictest997681-21ntpq09:10:200
87039599230,3cyclictest1023898-21apt-config09:40:000
87039599230,21cyclictest896431-21irqcore07:35:160
87039599230,21cyclictest1197925-21grep12:30:170
87039599230,20cyclictest1080045-21idleruntime-cro10:34:590
87039599230,20cyclictest0-21swapper/011:00:120
87039599230,1cyclictest0-21swapper/007:27:020
87040599223,9cyclictest1127246-21kthreadcore11:20:193
870405992219,2cyclictest1197420-21apt-get12:30:133
87040599221,8cyclictest875165-21chrt07:11:283
87040599221,20cyclictest993751-21apt-get09:10:113
87040599221,20cyclictest0-21swapper/312:35:233
87040599221,1cyclictest0-21swapper/311:51:553
87040599221,10cyclictest880767-21/usr/sbin/munin07:20:103
87040599220,2cyclictest0-21swapper/308:10:113
87040599220,11cyclictest973783-21cut08:50:163
87040599220,11cyclictest973783-21cut08:50:153
87040599220,10cyclictest1111540-21cat11:05:163
870402992218,2cyclictest982543-21cron09:00:002
87040299221,20cyclictest64-21kcompactd007:36:432
87040299221,20cyclictest0-21swapper/210:00:142
87040299220,19cyclictest0-21swapper/212:30:122
87040299220,19cyclictest0-21swapper/211:50:122
87040299220,19cyclictest0-21swapper/209:45:132
87040299220,19cyclictest0-21swapper/209:30:122
87040299220,19cyclictest0-21swapper/208:00:122
87040299220,19cyclictest0-21swapper/207:25:092
870400992219,2cyclictest987761-21latency_hist09:05:011
870400992219,2cyclictest0-21swapper/111:25:131
870400992219,2cyclictest0-21swapper/110:00:091
870400992219,1cyclictest0-21swapper/109:55:131
870400992218,2cyclictest0-21swapper/109:35:111
87040099220,20cyclictest1080042-21munin-plugin-st10:34:591
87040099220,20cyclictest0-21swapper/111:15:121
87040099220,20cyclictest0-21swapper/109:30:121
87040099220,19cyclictest0-21swapper/107:15:121
870395992219,2cyclictest1161956-21apt-get11:55:130
870395992219,2cyclictest1161956-21apt-get11:55:120
870395992219,1cyclictest1034653-21apt-get09:50:110
870395992218,2cyclictest261-21systemd-journal10:44:590
87039599220,1cyclictest0-21swapper/009:06:290
87039599220,1cyclictest0-21swapper/008:10:120
870405992117,3cyclictest0-21swapper/311:12:503
870405992113,7cyclictest1162128-21fschecks_count11:55:143
870405992113,7cyclictest1162128-21fschecks_count11:55:143
87040599210,20cyclictest0-21swapper/309:44:403
87040599210,20cyclictest0-21swapper/309:22:053
87040599210,10cyclictest1191484-21sed12:20:243
870402992119,1cyclictest0-21swapper/211:35:122
870402992119,1cyclictest0-21swapper/209:10:112
870402992119,1cyclictest0-21swapper/207:50:122
870402992119,1cyclictest0-21swapper/207:45:222
870402992118,1cyclictest0-21swapper/208:14:592
870402992117,3cyclictest875471-21idleruntime-cro07:15:002
870402992117,3cyclictest1090914-21grep10:45:162
870402992117,2cyclictest1111613-21grep11:05:172
870402992117,2cyclictest0-21swapper/211:35:002
87040299211,1cyclictest0-21swapper/207:15:112
87040299210,20cyclictest1170972-21ntpq12:00:212
87040299210,20cyclictest0-21swapper/210:50:172
870400992119,1cyclictest0-21swapper/112:05:131
870400992119,1cyclictest0-21swapper/110:05:131
870400992119,1cyclictest0-21swapper/109:40:111
870400992118,2cyclictest1008721-21kworker/1:1+cgroup_destroy11:50:001
870400992118,2cyclictest0-21swapper/109:45:131
870400992118,2cyclictest0-21swapper/107:20:111
870400992118,1cyclictest0-21swapper/112:35:141
870400992118,1cyclictest0-21swapper/111:55:131
870400992118,1cyclictest0-21swapper/111:55:121
870400992117,2cyclictest64-21kcompactd008:49:181
87040099210,2cyclictest64-21kcompactd012:12:301
87040099210,20cyclictest64-21kcompactd007:29:111
87040099210,20cyclictest1039456-21sh09:55:011
87040099210,20cyclictest0-21swapper/111:00:121
87040099210,1cyclictest64-21kcompactd010:14:461
87040099210,1cyclictest0-21swapper/111:50:121
87040099210,18cyclictest0-21swapper/108:55:121
870395992119,1cyclictest0-21swapper/012:05:130
870395992119,1cyclictest0-21swapper/011:20:130
870395992118,2cyclictest1070145-21apt-get10:25:130
870395992118,2cyclictest0-21swapper/011:50:000
870395992118,2cyclictest0-21swapper/009:55:130
870395992118,2cyclictest0-21swapper/009:45:130
870395992117,3cyclictest1080674-21head10:35:160
870395992117,2cyclictest1111115-21apt-get11:05:120
870395992117,2cyclictest0-21swapper/008:40:100
870395992117,2cyclictest0-21swapper/008:40:100
870395992117,2cyclictest0-21swapper/007:20:110
87039599210,2cyclictest972067-21base6408:50:000
87039599210,20cyclictest0-21swapper/012:00:130
87039599210,1cyclictest0-21swapper/011:40:130
87039599210,1cyclictest0-21swapper/011:10:130
87039599210,1cyclictest0-21swapper/010:54:330
87039599210,19cyclictest0-21swapper/008:20:130
87039599210,19cyclictest0-21swapper/007:44:590
870405992018,1cyclictest0-21swapper/307:55:243
87040599200,8cyclictest889996-21wc07:25:223
87040599200,1cyclictest0-21swapper/310:25:133
87040599200,10cyclictest989334-21cut09:05:173
870402992017,2cyclictest952480-21/usr/sbin/munin08:30:192
870402992017,2cyclictest1041951-21kthreadcore09:55:182
87040299200,1cyclictest64-21kcompactd010:40:022
87040299200,1cyclictest0-21swapper/212:15:142
87040299200,1cyclictest0-21swapper/209:51:072
87040299200,19cyclictest0-21swapper/207:56:362
870400992018,1cyclictest64-21kcompactd009:05:571
870400992018,1cyclictest0-21swapper/110:35:121
870400992018,1cyclictest0-21swapper/108:35:121
870400992018,1cyclictest0-21swapper/107:59:491
870400992017,2cyclictest1182285-21apt-get12:15:131
87040099200,1cyclictest0-21swapper/110:54:331
87040099200,1cyclictest0-21swapper/109:10:201
87040099200,1cyclictest0-21swapper/108:10:111
87040099200,19cyclictest0-21swapper/110:25:131
87040099200,19cyclictest0-21swapper/107:43:411
87040099200,19cyclictest0-21swapper/107:13:351
87040099200,18cyclictest1192111-21idleruntime-cro12:25:011
870395992018,1cyclictest0-21swapper/010:05:120
870395992017,2cyclictest920130-21ntpq07:55:210
870395992017,2cyclictest0-21swapper/008:35:120
870395992017,1cyclictest977788-21apt-get08:55:120
87039599200,2cyclictest1-21systemd10:13:550
87039599200,2cyclictest1187799-21ps12:20:160
87039599200,1cyclictest0-21swapper/012:10:110
87039599200,1cyclictest0-21swapper/008:00:120
87039599200,1cyclictest0-21swapper/007:50:120
87039599200,19cyclictest0-21swapper/011:15:120
87039599200,19cyclictest0-21swapper/008:15:120
87040599190,9cyclictest702-21runrttasks08:35:223
87040599190,10cyclictest702-21runrttasks10:04:403
870402991918,1cyclictest0-21swapper/211:55:112
870402991918,1cyclictest0-21swapper/211:55:112
870402991917,1cyclictest0-21swapper/212:10:532
870402991914,3cyclictest0-21swapper/210:40:002
870400991917,1cyclictest0-21swapper/111:05:121
870400991917,1cyclictest0-21swapper/108:50:121
870400991917,1cyclictest0-21swapper/108:50:121
87040099190,1cyclictest1146757-21df11:40:131
87040099190,1cyclictest0-21swapper/108:20:131
87040099190,19cyclictest0-21swapper/107:10:011
870395991916,2cyclictest910831-21cron07:50:000
870395991916,2cyclictest1-21systemd09:35:000
870395991916,2cyclictest0-21swapper/008:50:120
870395991916,2cyclictest0-21swapper/008:50:120
870402991816,1cyclictest0-21swapper/207:40:112
870402991815,2cyclictest0-21swapper/207:30:172
870402991814,2cyclictest0-21swapper/209:25:122
870402991813,3cyclictest1105357-21munin-run11:00:002
870400991815,1cyclictest0-21swapper/112:25:161
870395991816,1cyclictest0-21swapper/010:55:100
870395991816,1cyclictest0-21swapper/010:15:210
870395991814,2cyclictest1192870-21grep12:25:160
870405991713,3cyclictest0-21swapper/312:17:213
870402991715,1cyclictest0-21swapper/210:25:132
870402991715,1cyclictest0-21swapper/209:01:072
87040299170,15cyclictest977531-21cut08:55:002
87040299170,15cyclictest977531-21cut08:55:002
870400991715,1cyclictest1002750-21ntpq09:15:211
870395991715,1cyclictest0-21swapper/012:15:130
870395991714,2cyclictest61650irq/133-enp0s29f1:rx-009:15:110
870395991713,3cyclictest61650irq/133-enp0s29f1:rx-010:48:520
870402991613,2cyclictest1024611-21cpuspeed_turbos09:40:122
870400991614,1cyclictest1065076-21apt-get10:20:121
870395991614,1cyclictest64-21kcompactd011:37:010
870395991613,2cyclictest61650irq/133-enp0s29f1:rx-008:30:190
870395991613,2cyclictest0-21swapper/010:20:120
870400991512,2cyclictest906552-21irqcore07:45:171
870402991411,2cyclictest0-21swapper/211:30:002
870400991412,1cyclictest870391-21cyclictest08:25:171
870400991411,2cyclictest377-21hwrng10:15:131
870395991411,2cyclictest951290-21latency_hist08:30:000
870400991310,2cyclictest1094764-21unixbench_multi10:45:251
87039599138,4cyclictest870448-21sed07:10:010
870395991310,2cyclictest61650irq/133-enp0s29f1:rx-008:07:080
87039599130,2cyclictest191rcu_preempt07:10:160
87040599128,2cyclictest870322-21latency_hist07:10:003
87040099129,2cyclictest1142007-21grep11:35:161
870395991210,2cyclictest61650irq/133-enp0s29f1:rx-009:29:050
87040099110,2cyclictest0-21swapper/108:05:141
87040099107,1cyclictest951986-21if_enp0s30f408:30:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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