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2026-09-12 - 16:37
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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 Sat Sep 12, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
77633799281,24cyclictest0-21swapper/310:50:103
77633799271,24cyclictest1000581-21dump-pmu-power10:50:003
77633799261,23cyclictest0-21swapper/308:35:153
77633799260,23cyclictest0-21swapper/312:05:123
77633299261,22cyclictest1005947-21apt-get10:55:132
77633299260,24cyclictest791548-21cron07:25:012
77632999262,4cyclictest924300-21apt-get09:35:131
77633799251,3cyclictest857963-21idleruntime-cro08:30:003
77633799251,2cyclictest0-21swapper/309:50:163
77633799251,2cyclictest0-21swapper/307:20:133
77633799251,21cyclictest949604-21apt-get10:00:133
77633799251,21cyclictest0-21swapper/309:45:203
776329992522,2cyclictest509-21systemd-logind11:05:001
77632999250,3cyclictest857957-21cron08:30:001
77632999250,21cyclictest822251-21taskset07:55:121
77632799252,2cyclictest995738-21apt-get10:45:120
77632799251,3cyclictest909117-21apt-get09:20:140
77632799251,3cyclictest909117-21apt-get09:20:140
77633799242,2cyclictest1005947-21apt-get10:55:133
776337992419,3cyclictest791824-21apt-get07:25:113
776337992419,3cyclictest3777322-21systemd-journal08:14:593
776337992419,3cyclictest0-21swapper/309:35:133
776337992418,4cyclictest3777322-21systemd-journal11:35:003
77633799241,3cyclictest848153-21/usr/sbin/munin08:20:163
77633799241,2cyclictest0-21swapper/312:25:123
77633799241,21cyclictest0-21swapper/308:45:123
77633799240,3cyclictest1056818-21latency_hist11:45:003
776332992418,4cyclictest1019768-21sed11:05:182
77633299241,21cyclictest1041869-21apt-get11:30:122
77633299241,21cyclictest1010996-21apt-get11:00:132
77633299241,20cyclictest914180-21apt-get09:25:102
77632999242,21cyclictest1088453-21apt-get12:15:101
77632999242,21cyclictest1062983-21apt-get11:50:101
77632999241,2cyclictest3777322-21systemd-journal11:30:001
77632999241,21cyclictest837472-21apt-get08:10:131
77632999240,21cyclictest0-21swapper/110:50:101
77632999240,20cyclictest0-21swapper/112:05:131
77632799242,2cyclictest822247-21apt-get07:55:110
77632799242,20cyclictest898859-21apt-get09:10:130
77632799241,3cyclictest888712-21apt-get09:00:130
77632799241,3cyclictest1036800-21apt-get11:25:140
77632799241,3cyclictest0-21swapper/011:40:140
776337992319,1cyclictest0-21swapper/308:05:123
77633799231,2cyclictest776541-21apt-get07:10:153
77633799231,2cyclictest0-21swapper/307:50:133
77633799231,1cyclictest0-21swapper/309:04:523
77633799230,2cyclictest481rcuc/310:29:593
77633799230,2cyclictest0-21swapper/309:13:293
77633799230,21cyclictest1083840-21grep12:10:173
77633799230,21cyclictest0-21swapper/311:35:123
77633299231,2cyclictest873478-21apt-get08:45:122
77633299231,21cyclictest1098603-21apt-get12:25:122
77633299230,19cyclictest0-21swapper/208:10:132
776329992319,3cyclictest1087771-21grep12:10:251
776329992318,3cyclictest791824-21apt-get07:25:131
77632999231,2cyclictest1108813-21apt-get12:35:141
77632999231,20cyclictest990667-21apt-get10:40:131
77632999230,21cyclictest781377-21cron07:15:001
77632999230,21cyclictest1000583-21cron10:50:001
77632999230,20cyclictest0-21swapper/112:25:121
77632999230,20cyclictest0-21swapper/111:55:121
77632999230,20cyclictest0-21swapper/111:55:111
77632999230,20cyclictest0-21swapper/111:35:121
77632999230,20cyclictest0-21swapper/108:35:151
77632799232,20cyclictest847678-21apt-get08:20:120
776327992320,2cyclictest1026208-21apt-get11:15:140
776327992319,3cyclictest1068570-21sort11:55:160
776327992319,3cyclictest1068570-21sort11:55:150
776327992319,2cyclictest786756-21apt-get07:20:140
77632799231,21cyclictest903998-21apt-get09:15:130
77632799231,20cyclictest1083340-21apt-get12:10:130
77632799230,22cyclictest969155-21/usr/sbin/munin10:15:240
77632799230,20cyclictest64-21kcompactd012:35:060
776337992220,1cyclictest832094-21cron08:05:013
776337992217,3cyclictest1021136-21apt-get11:10:123
77633799221,2cyclictest0-21swapper/311:55:113
77633799221,2cyclictest0-21swapper/311:55:113
77633799221,20cyclictest0-21swapper/310:19:043
77633799220,2cyclictest807037-21apt-get07:40:123
77633799220,2cyclictest0-21swapper/310:35:133
77633799220,21cyclictest933480-21/usr/sbin/munin09:40:243
77633799220,20cyclictest0-21swapper/310:40:123
77633799220,20cyclictest0-21swapper/309:05:113
77633799220,20cyclictest0-21swapper/307:55:113
776332992219,2cyclictest985598-21apt-get10:35:142
776332992219,2cyclictest878571-21apt-get08:50:132
776332992219,1cyclictest919259-21apt-get09:30:152
776332992219,1cyclictest796874-21apt-get07:30:142
77633299220,20cyclictest959739-21apt-get10:10:112
77633299220,19cyclictest0-21swapper/208:40:132
77633299220,19cyclictest0-21swapper/208:00:122
776329992219,1cyclictest0-21swapper/110:55:121
776329992218,2cyclictest984608-21ps10:30:261
77632999221,20cyclictest1073174-21apt-get12:00:141
77632999221,20cyclictest0-21swapper/110:00:131
77632999221,19cyclictest817178-21apt-get07:50:131
77632999220,2cyclictest0-21swapper/111:45:001
77632999220,20cyclictest64-21kcompactd010:19:041
77632999220,20cyclictest0-21swapper/109:45:201
77632999220,1cyclictest0-21swapper/110:10:111
77632999220,1cyclictest0-21swapper/107:35:141
77632999220,19cyclictest0-21swapper/109:55:141
77632999220,19cyclictest0-21swapper/109:30:151
77632999220,19cyclictest0-21swapper/109:20:131
77632999220,19cyclictest0-21swapper/109:20:131
776327992219,2cyclictest1093506-21apt-get12:20:130
776327992217,4cyclictest796594-21cron07:30:010
77632799221,20cyclictest0-21swapper/011:10:120
77632799220,2cyclictest1077989-21cron12:05:000
77632799220,20cyclictest1032195-21grep11:20:160
776337992119,1cyclictest0-21swapper/311:50:103
776337992117,2cyclictest1010996-21apt-get11:00:133
776337992115,4cyclictest797365-21grep07:30:183
77633799210,3cyclictest0-21swapper/307:35:143
77633799210,2cyclictest0-21swapper/309:55:133
77633799210,20cyclictest0-21swapper/312:20:203
77633799210,20cyclictest0-21swapper/312:15:113
77633799210,20cyclictest0-21swapper/311:05:123
77633799210,20cyclictest0-21swapper/310:20:143
77633799210,20cyclictest0-21swapper/309:20:133
77633799210,20cyclictest0-21swapper/309:20:133
77633799210,20cyclictest0-21swapper/308:43:233
77633799210,1cyclictest0-21swapper/310:10:103
77633799210,19cyclictest50-21ksoftirqd/311:25:003
77633799210,19cyclictest0-21swapper/309:30:153
776332992119,1cyclictest64-21kcompactd008:08:262
776332992119,1cyclictest0-21swapper/209:20:132
776332992119,1cyclictest0-21swapper/209:20:132
776332992119,1cyclictest0-21swapper/208:35:512
776332992119,1cyclictest0-21swapper/208:31:322
77633299211,2cyclictest0-21swapper/211:45:002
77633299210,20cyclictest391rcuc/208:55:172
77633299210,1cyclictest929370-21apt-get09:40:122
77633299210,19cyclictest0-21swapper/207:50:132
77632999212,18cyclictest32-21ksoftirqd/110:30:001
776329992119,1cyclictest786481-21idleruntime-cro07:20:001
776329992119,1cyclictest0-21swapper/111:20:001
776329992118,2cyclictest1020862-21idleruntime-cro11:10:001
776329992117,3cyclictest0-21swapper/108:05:131
776329992117,2cyclictest0-21swapper/112:30:131
77632999210,2cyclictest0-21swapper/109:50:161
77632999210,20cyclictest894266-21ps09:05:151
77632999210,20cyclictest0-21swapper/108:20:481
77632999210,1cyclictest0-21swapper/111:50:011
77632999210,1cyclictest0-21swapper/111:50:001
77632999210,1cyclictest0-21swapper/110:20:141
77632999210,18cyclictest0-21swapper/109:25:091
776327992119,1cyclictest0-21swapper/011:50:100
776327992119,1cyclictest0-21swapper/010:30:140
776327992119,1cyclictest0-21swapper/009:05:110
776327992119,1cyclictest0-21swapper/008:34:460
776327992119,1cyclictest0-21swapper/008:25:140
776327992118,2cyclictest944558-21apt-get09:55:140
776327992118,2cyclictest827319-21apt-get08:00:120
776327992117,2cyclictest883663-21apt-get08:55:120
77632799210,2cyclictest934158-21munin-run09:45:000
77632799210,2cyclictest841543-21/usr/sbin/munin08:10:240
77632799210,20cyclictest0-21swapper/012:30:210
77632799210,20cyclictest0-21swapper/010:05:140
77632799210,1cyclictest0-21swapper/010:40:220
77633799209,1cyclictest191rcu_preempt09:15:183
776337992018,1cyclictest1971890-21fwupd11:47:263
776337992018,1cyclictest1971890-21fwupd11:47:263
776337992018,1cyclictest0-21swapper/312:35:133
776337992018,1cyclictest0-21swapper/312:30:133
776337992017,1cyclictest0-21swapper/312:00:143
77633799200,1cyclictest64-21kcompactd010:30:223
77633799200,1cyclictest0-21swapper/309:25:093
776332992019,0cyclictest0-21swapper/208:20:122
776332992018,1cyclictest924299-21apt09:35:132
776332992018,1cyclictest64-21kcompactd012:15:112
776332992018,1cyclictest64-21kcompactd009:52:442
776332992018,1cyclictest0-21swapper/211:55:112
776332992018,1cyclictest0-21swapper/211:55:112
776332992018,1cyclictest0-21swapper/211:20:122
776332992018,1cyclictest0-21swapper/209:05:122
776332992018,1cyclictest0-21swapper/207:13:352
776332992016,2cyclictest964811-21apt-get10:15:112
776332992015,4cyclictest857955-21cron08:30:002
77633299200,1cyclictest0-21swapper/210:40:132
77633299200,1cyclictest0-21swapper/210:25:122
77633299200,1cyclictest0-21swapper/208:15:112
77633299200,1cyclictest0-21swapper/207:25:112
77633299200,1cyclictest0-21swapper/207:16:172
77633299200,19cyclictest1051738-21cron11:40:002
77633299200,19cyclictest0-21swapper/212:35:142
77633299200,19cyclictest0-21swapper/211:50:102
77633299200,19cyclictest0-21swapper/210:20:142
776329992018,1cyclictest0-21swapper/110:35:131
776329992018,1cyclictest0-21swapper/108:00:111
776329992017,2cyclictest878285-21cron08:49:591
776329992017,2cyclictest0-21swapper/112:20:131
776329992017,2cyclictest0-21swapper/109:00:121
776329992017,1cyclictest812106-21apt-get07:45:111
776329992016,2cyclictest807037-21apt-get07:40:131
77632999200,1cyclictest0-21swapper/109:13:291
77632999200,1cyclictest0-21swapper/107:20:131
776327992018,1cyclictest0-21swapper/010:55:130
776327992018,1cyclictest0-21swapper/010:00:130
776327992018,1cyclictest0-21swapper/008:45:120
776327992017,2cyclictest878571-21apt-get08:50:120
776327992016,2cyclictest1000851-21apt-get10:50:110
776327992015,3cyclictest1062635-21latency_hist11:50:010
776327992015,3cyclictest1062635-21latency_hist11:50:000
77632799200,20cyclictest0-21swapper/010:25:120
77632799200,1cyclictest0-21swapper/011:30:140
77632799200,1cyclictest0-21swapper/008:40:130
77632799200,19cyclictest0-21swapper/010:35:130
77632799200,19cyclictest0-21swapper/008:05:130
77632799200,19cyclictest0-21swapper/007:15:110
776337991917,1cyclictest781654-21apt-get07:15:133
776337991917,1cyclictest0-21swapper/308:55:133
776337991917,1cyclictest0-21swapper/308:15:123
776332991917,1cyclictest954674-21apt-get10:05:132
776332991917,1cyclictest812109-21taskset07:45:112
776332991917,1cyclictest0-21swapper/209:45:112
776332991916,2cyclictest806761-21cron07:40:012
77633299190,1cyclictest0-21swapper/211:47:252
77633299190,1cyclictest0-21swapper/211:47:252
77633299190,18cyclictest0-21swapper/209:55:132
77633299190,0cyclictest0-21swapper/210:45:122
776329991916,2cyclictest1046690-21sh11:35:001
776329991916,2cyclictest0-21swapper/108:40:161
776329991914,3cyclictest797367-21irqcore07:30:171
77632999190,18cyclictest0-21swapper/111:25:001
776327991917,1cyclictest0-21swapper/009:35:130
776327991917,1cyclictest0-21swapper/009:25:110
776327991917,1cyclictest0-21swapper/007:40:130
77632799190,19cyclictest0-21swapper/012:25:120
77632799190,18cyclictest0-21swapper/011:05:120
77632799190,18cyclictest0-21swapper/007:30:140
776337991816,1cyclictest0-21swapper/310:05:233
776337991816,1cyclictest0-21swapper/308:50:133
776337991814,3cyclictest812609-21tr07:45:163
77633799180,1cyclictest0-21swapper/308:34:593
776332991816,1cyclictest0-21swapper/212:21:252
776332991816,1cyclictest0-21swapper/212:00:142
776332991816,1cyclictest0-21swapper/209:15:122
776332991815,1cyclictest954404-21sh10:05:002
77633299180,0cyclictest0-21swapper/207:40:112
776329991816,1cyclictest883663-21apt-get08:55:131
776329991815,1cyclictest0-21swapper/108:15:121
776327991816,1cyclictest0-21swapper/012:05:220
776332991717,0cyclictest0-21swapper/212:07:402
776332991715,1cyclictest0-21swapper/212:10:132
776332991715,1cyclictest0-21swapper/209:00:212
776329991715,1cyclictest958601-21ntpq10:05:231
776329991715,1cyclictest0-21swapper/111:10:121
776327991715,1cyclictest0-21swapper/009:51:390
776327991713,3cyclictest863607-21gltestperf08:35:170
776327991712,3cyclictest1088520-21/usr/sbin/munin12:15:110
776337991613,2cyclictest827094-21kworker/3:0+events_freezable_power_11:19:163
776332991614,1cyclictest1037297-21ps11:25:182
776332991613,2cyclictest1031043-21systemd-run11:20:002
776329991614,1cyclictest0-21swapper/108:50:131
776327991614,1cyclictest934416-21apt-get09:45:110
776327991613,2cyclictest842591-21apt-get08:15:110
776327991613,2cyclictest61650irq/133-enp0s29f1:rx-011:00:130
776327991612,3cyclictest61650irq/133-enp0s29f1:rx-010:20:130
776327991612,3cyclictest61650irq/133-enp0s29f1:rx-007:50:210
776327991611,3cyclictest61650irq/133-enp0s29f1:rx-011:35:110
776332991512,2cyclictest827041-21cron08:00:012
776329991513,1cyclictest0-21swapper/109:15:121
776327991512,2cyclictest61650irq/133-enp0s29f1:rx-007:45:230
776327991512,2cyclictest61650irq/133-enp0s29f1:rx-007:10:280
776332991412,1cyclictest0-21swapper/210:50:102
776332991412,1cyclictest0-21swapper/209:10:132
776332991410,2cyclictest0-21swapper/212:35:002
776327991410,3cyclictest61650irq/133-enp0s29f1:rx-009:30:210
776332991310,2cyclictest0-21swapper/211:10:162
77632999131,1cyclictest191rcu_preempt08:30:171
77632799139,3cyclictest61650irq/133-enp0s29f1:rx-007:35:230
77632799119,2cyclictest61650irq/133-enp0s29f1:rx-010:10:150
77632799118,2cyclictest17850irq/129-nvme0q107:10:010
7763379997,1cyclictest0-21swapper/307:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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