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2026-08-11 - 00:30
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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 792 highest latencies:
System rackeslot4.osadl.org (updated Mon Aug 10, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
664516993023,5cyclictest885055-21sshd10:45:141
66451699276,1cyclictest895047-21apt-get10:55:111
66451699276,1cyclictest895047-21apt-get10:55:111
66451699271,22cyclictest930988-21apt-get11:30:141
66451699271,22cyclictest771747-21apt-get08:55:151
66451699271,22cyclictest746375-21apt-get08:30:131
66452199262,21cyclictest674901-21apt-get07:20:123
66451999261,22cyclictest669827-21apt-get07:15:122
66452199251,20cyclictest822847-21apt-get09:45:123
66451699252,3cyclictest956318-21apt-get11:55:131
664516992520,3cyclictest910229-21apt-get11:10:101
66451699251,22cyclictest695426-21cron07:40:001
66451699251,22cyclictest679972-21apt-get07:25:121
66451699251,20cyclictest0-21swapper/110:40:121
664514992521,3cyclictest514-21in:imuxsock12:15:000
664514992520,2cyclictest997392-21apt-get12:35:120
664514992520,2cyclictest705816-21apt-get07:50:120
66452199242,2cyclictest0-21swapper/308:25:003
664521992420,2cyclictest715915-21apt-get08:00:133
664521992419,3cyclictest761352-21cron08:45:003
66452199241,20cyclictest679972-21apt-get07:25:143
664519992420,2cyclictest925891-21apt-get11:25:112
66451999241,3cyclictest786955-21apt-get09:10:132
66451999241,20cyclictest802165-21apt-get09:25:112
66451999241,20cyclictest761628-21apt-get08:45:112
66451999240,21cyclictest731161-21apt-get08:15:122
66451999240,21cyclictest731161-21apt-get08:15:122
66451699243,18cyclictest301rcuc/110:20:091
664516992421,1cyclictest848388-21apt-get10:10:121
664516992419,3cyclictest766698-21apt-get08:50:141
66451699241,3cyclictest705816-21apt-get07:50:121
66451699241,21cyclictest878222-21taskset10:35:211
66451699240,3cyclictest812064-21unin-run09:35:011
66451699240,22cyclictest1002166-21ls12:40:001
66451499242,21cyclictest726074-21apt-get08:10:120
66452199231,19cyclictest992326-21apt-get12:30:143
66452199230,19cyclictest848388-21apt-get10:10:133
66452199230,19cyclictest0-21swapper/311:10:103
664519992319,2cyclictest884478-21sed10:45:002
66451999231,2cyclictest869142-21apt-get10:30:122
66451999230,22cyclictest705543-21cron07:50:002
66451999230,21cyclictest848872-21irqcore10:10:162
66451699233,20cyclictest301rcuc/112:10:121
66451699232,1cyclictest741281-21apt-get08:25:111
664516992321,1cyclictest0-21swapper/109:25:121
664516992319,1cyclictest731161-21apt-get08:15:111
664516992319,1cyclictest731161-21apt-get08:15:111
664516992318,3cyclictest925891-21apt-get11:25:111
664516992318,3cyclictest792049-21apt-get09:15:141
66451699231,2cyclictest0-21swapper/108:20:111
66451699231,20cyclictest864047-21apt-get10:25:121
66451699231,20cyclictest838159-21apt-get10:00:131
66451699231,20cyclictest0-21swapper/112:00:131
66451699231,20cyclictest0-21swapper/109:55:131
66451699230,3cyclictest0-21swapper/109:35:101
66451699230,2cyclictest0-21swapper/111:20:141
664514992320,1cyclictest900115-21apt-get11:00:110
66451499231,21cyclictest736234-21apt-get08:20:120
66451499230,22cyclictest827438-21taskset09:46:370
66451499230,22cyclictest777316-21irqcore09:00:170
664521992220,1cyclictest801014-21ntpq09:20:213
664521992219,2cyclictest951224-21apt-get11:50:113
664521992219,2cyclictest817772-21apt-get09:40:113
664521992218,2cyclictest858266-21cron10:19:593
664521992218,2cyclictest685493-21apt-get07:30:113
66452199220,19cyclictest0-21swapper/311:35:133
66452199220,19cyclictest0-21swapper/311:00:123
66452199220,19cyclictest0-21swapper/310:50:133
66452199220,19cyclictest0-21swapper/308:30:133
66452199220,19cyclictest0-21swapper/307:15:123
66451999221,1cyclictest724914-21ntpq08:05:222
66451999221,19cyclictest0-21swapper/211:10:102
66451999220,2cyclictest987232-21apt-get12:25:122
66451999220,21cyclictest859476-21grep10:20:162
66451999220,21cyclictest858272-21ls10:19:592
66451999220,19cyclictest64-21kcompactd007:35:062
66451999220,19cyclictest0-21swapper/209:40:112
66451999220,19cyclictest0-21swapper/207:25:142
66451999220,18cyclictest0-21swapper/212:10:122
664516992219,2cyclictest0-21swapper/110:05:161
664516992219,2cyclictest0-21swapper/109:46:491
664516992219,2cyclictest0-21swapper/109:05:111
664516992217,4cyclictest971245-21cron12:10:011
66451699221,2cyclictest0-21swapper/108:45:111
66451699221,20cyclictest0-21swapper/111:19:181
66451699221,20cyclictest0-21swapper/109:20:121
66451699220,2cyclictest0-21swapper/112:30:131
66451699220,2cyclictest0-21swapper/111:45:111
66451699220,21cyclictest64-21kcompactd011:41:511
664514992219,2cyclictest0-21swapper/012:30:130
664514992219,2cyclictest0-21swapper/012:25:120
664514992219,2cyclictest0-21swapper/008:45:110
664514992219,1cyclictest0-21swapper/008:35:130
664514992218,2cyclictest0-21swapper/008:00:130
66451499221,20cyclictest0-21swapper/011:20:140
66451499221,1cyclictest664733-21apt-get07:10:100
66451499221,19cyclictest977513-21ps12:15:130
66451499220,2cyclictest0-21swapper/009:40:110
66451499220,21cyclictest61650irq/133-enp0s29f1:rx-009:20:120
66451499220,20cyclictest873940-21idleruntime-cro10:35:000
66451499220,20cyclictest500-21dbus-daemon11:20:000
66451499220,20cyclictest0-21swapper/011:10:100
664521992119,1cyclictest0-21swapper/312:05:123
664521992119,1cyclictest0-21swapper/308:50:133
664521992119,1cyclictest0-21swapper/308:10:123
664521992117,3cyclictest941595-21irqcore11:40:163
66452199211,1cyclictest64-21kcompactd012:16:493
66452199210,2cyclictest924744-21sshd11:20:223
66452199210,20cyclictest873033-21ntpq10:30:213
66452199210,19cyclictest0-21swapper/311:25:113
66452199210,18cyclictest0-21swapper/309:10:133
66452199210,18cyclictest0-21swapper/307:45:093
66452199210,18cyclictest0-21swapper/307:10:113
664519992119,1cyclictest0-21swapper/211:45:262
664519992119,1cyclictest0-21swapper/211:36:292
664519992119,1cyclictest0-21swapper/207:40:122
664519992118,1cyclictest915299-21apt-get11:15:122
664519992118,1cyclictest898993-21ntpq10:55:212
664519992118,1cyclictest898993-21ntpq10:55:212
664519992118,1cyclictest812707-21taskset09:35:112
664519992117,2cyclictest941103-21apt-get11:40:132
66451999211,1cyclictest0-21swapper/207:10:112
66451999211,19cyclictest761357-21idleruntime-cro08:45:002
66451999210,20cyclictest710587-21cron07:55:002
66451999210,20cyclictest0-21swapper/211:55:132
66451999210,19cyclictest716408-21cut08:00:172
66451999210,19cyclictest0-21swapper/209:45:122
664516992119,1cyclictest776813-21apt-get09:00:131
664516992118,2cyclictest0-21swapper/112:25:121
664516992118,2cyclictest0-21swapper/111:02:371
664516992116,4cyclictest869641-21ps10:30:171
664516992115,4cyclictest700497-21cron07:44:591
66451699211,1cyclictest0-21swapper/112:20:131
66451699210,2cyclictest0-21swapper/111:05:121
66451699210,2cyclictest0-21swapper/108:05:131
66451699210,20cyclictest832001-21ntpq09:50:221
66451699210,20cyclictest670329-21tr07:15:161
66451699210,20cyclictest0-21swapper/111:35:141
664514992119,1cyclictest0-21swapper/008:33:420
664514992119,1cyclictest0-21swapper/007:30:110
664514992118,2cyclictest894783-21cron10:55:000
664514992118,2cyclictest879331-21apt-get10:40:140
664514992118,2cyclictest843274-21apt-get10:05:120
664514992118,2cyclictest0-21swapper/010:55:120
664514992118,2cyclictest0-21swapper/010:55:110
664514992118,1cyclictest961387-21apt-get12:00:130
664514992117,2cyclictest874213-21apt-get10:35:110
66451499210,20cyclictest781881-21apt-get09:05:110
66451499210,20cyclictest0-21swapper/011:55:130
66451499210,20cyclictest0-21swapper/010:15:500
66451499210,20cyclictest0-21swapper/009:50:340
66451499210,20cyclictest0-21swapper/007:25:220
66451499210,1cyclictest838655-21ps10:00:170
66451499210,1cyclictest0-21swapper/009:55:130
66451499210,19cyclictest0-21swapper/007:45:090
664521992018,1cyclictest806997-21unin-run09:30:003
664521992018,1cyclictest0-21swapper/311:55:183
664521992018,1cyclictest0-21swapper/310:35:133
664521992018,1cyclictest0-21swapper/309:50:143
664521992018,1cyclictest0-21swapper/309:35:113
66452199200,1cyclictest0-21swapper/311:09:363
66452199200,1cyclictest0-21swapper/310:40:133
66452199200,1cyclictest0-21swapper/309:30:133
66452199200,1cyclictest0-21swapper/308:15:123
66452199200,1cyclictest0-21swapper/308:15:123
66452199200,19cyclictest64-21kcompactd007:55:003
66452199200,19cyclictest0-21swapper/312:10:213
66452199200,19cyclictest0-21swapper/312:00:143
66452199200,19cyclictest0-21swapper/310:20:123
664519992018,1cyclictest920800-21apt-get11:20:142
664519992018,1cyclictest0-21swapper/212:15:102
664519992018,1cyclictest0-21swapper/210:25:122
664519992018,1cyclictest0-21swapper/209:50:142
664519992018,1cyclictest0-21swapper/209:30:132
664519992018,1cyclictest0-21swapper/208:10:122
664519992017,2cyclictest833088-21apt-get09:55:132
664519992016,3cyclictest714781-21ntpq07:55:202
664519992016,2cyclictest797119-21apt-get09:20:132
664519992016,2cyclictest0-21swapper/211:35:012
66451999200,1cyclictest0-21swapper/212:34:332
66451999200,1cyclictest0-21swapper/212:05:132
66451999200,1cyclictest0-21swapper/208:50:132
66451999200,1cyclictest0-21swapper/208:27:152
66451999200,19cyclictest0-21swapper/212:00:142
66451999200,19cyclictest0-21swapper/209:18:192
66451999200,19cyclictest0-21swapper/207:30:112
664516992017,2cyclictest0-21swapper/108:00:131
66451699201,6cyclictest7017201kthreadcore07:45:151
664516992015,3cyclictest726577-21cut08:10:161
66451699200,19cyclictest0-21swapper/110:15:111
66451699200,19cyclictest0-21swapper/109:10:121
664514992018,1cyclictest64-21kcompactd007:42:370
664514992018,1cyclictest0-21swapper/011:30:120
664514992018,1cyclictest0-21swapper/011:08:320
664514992018,1cyclictest0-21swapper/009:25:110
664514992018,1cyclictest0-21swapper/008:50:140
664514992017,2cyclictest0-21swapper/009:30:130
66451499200,1cyclictest0-21swapper/007:35:130
66451499200,19cyclictest64-21kcompactd008:25:060
66451499200,19cyclictest0-21swapper/011:35:230
66451499200,19cyclictest0-21swapper/008:55:150
66451499200,19cyclictest0-21swapper/007:55:110
664521991918,1cyclictest64-21kcompactd011:49:243
664521991917,1cyclictest0-21swapper/312:25:213
664521991917,1cyclictest0-21swapper/310:55:213
664521991917,1cyclictest0-21swapper/310:55:213
664521991916,2cyclictest700497-21cron07:45:003
664521991916,1cyclictest982632-21sed12:20:183
66452199190,4cyclictest756450-21date08:40:013
66452199190,1cyclictest0-21swapper/308:45:113
664519991916,2cyclictest0-21swapper/208:20:122
66451999190,1cyclictest0-21swapper/210:35:132
66451999190,1cyclictest0-21swapper/210:05:132
66451999190,19cyclictest0-21swapper/207:24:532
66451999190,18cyclictest0-21swapper/208:55:452
664516991915,2cyclictest756283-21sh08:40:001
66451699190,19cyclictest0-21swapper/110:50:151
664514991916,2cyclictest64-21kcompactd012:08:130
66451499190,1cyclictest0-21swapper/008:45:000
66451499190,18cyclictest0-21swapper/011:25:110
66451499190,18cyclictest0-21swapper/009:10:120
664521991816,1cyclictest884886-21apt-get10:45:123
664521991816,1cyclictest0-21swapper/309:18:193
664521991813,3cyclictest771864-21cut08:55:163
664519991816,1cyclictest0-21swapper/210:01:522
66451699182,5cyclictest668898-21sed07:10:221
664516991816,1cyclictest0-21swapper/107:20:131
664514991816,1cyclictest0-21swapper/011:40:120
664514991814,3cyclictest61650irq/133-enp0s29f1:rx-008:15:130
664514991814,3cyclictest61650irq/133-enp0s29f1:rx-008:15:130
664521991716,1cyclictest0-21swapper/308:28:523
664521991715,1cyclictest0-21swapper/310:25:123
664521991715,1cyclictest0-21swapper/307:35:233
664521991714,2cyclictest931366-21gltestperf11:30:163
664519991715,1cyclictest1-21systemd11:55:012
664519991715,1cyclictest0-21swapper/209:05:252
664519991715,1cyclictest0-21swapper/209:00:132
664519991715,1cyclictest0-21swapper/208:35:132
664516991714,2cyclictest756537-21apt-get08:40:131
664514991715,1cyclictest852294-21modprobe10:10:210
664514991715,1cyclictest0-21swapper/011:50:130
664514991715,1cyclictest0-21swapper/010:50:000
664514991714,1cyclictest64-21kcompactd011:45:050
664521991614,1cyclictest0-21swapper/307:55:103
664519991613,2cyclictest905665-21irqcore11:05:162
664519991612,2cyclictest0-21swapper/211:00:122
664516991612,2cyclictest0-21swapper/107:30:021
664514991614,1cyclictest0-21swapper/008:05:140
664514991613,2cyclictest792132-21cpuspeed_turbos09:15:140
664514991613,1cyclictest0-21swapper/007:15:140
664514991612,2cyclictest675384-21irqcore07:20:160
664521991513,1cyclictest0-21swapper/311:15:123
664521991513,1cyclictest0-21swapper/309:55:133
664521991512,2cyclictest781200-21unixbench_singl09:00:263
664521991512,1cyclictest0-21swapper/309:05:253
664519991513,1cyclictest0-21swapper/208:30:132
664519991511,3cyclictest889581-21sshd10:48:342
664519991510,3cyclictest3777322-21systemd-journal10:55:012
664516991512,2cyclictest0-21swapper/112:15:181
664514991511,3cyclictest61650irq/133-enp0s29f1:rx-010:25:150
664521991412,1cyclictest0-21swapper/310:05:133
664521991410,2cyclictest0-21swapper/310:00:223
664519991412,1cyclictest0-21swapper/212:20:162
664519991411,1cyclictest0-21swapper/212:35:122
664516991412,1cyclictest1-21systemd07:59:591
66451499141,2cyclictest858975-21apt-get10:20:110
664514991412,1cyclictest812704-21apt-get09:35:110
66451699139,2cyclictest0-21swapper/111:50:151
66451499131,10cyclictest982139-21apt-get12:20:130
66452199129,2cyclictest0-21swapper/308:10:003
66452199128,3cyclictest997684-21gltestperf12:35:153
66451699121,9cyclictest664436-21latency_hist07:10:001
66451499129,2cyclictest0-21swapper/007:10:000
66452199110,4cyclictest664675-21cat07:09:593
6645199970,5cyclictest664520-21latency_hist07:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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