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2026-07-01 - 17:18
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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 376 highest latencies:
System rackeslot4.osadl.org (updated Wed Jul 01, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40770993430,3cyclictest133775-21cron08:39:593
4076199319,20cyclictest0-21swapper/008:40:170
40761992924,3cyclictest245584-21apt-get10:30:130
4077099261,21cyclictest291488-21apt-get11:15:113
4076699262,20cyclictest200228-21apt-get09:45:112
4076699261,23cyclictest363225-21irqcore12:25:162
4076499261,21cyclictest113360-21apt-get08:20:131
40770992521,2cyclictest240565-21apt-get10:25:143
4077099251,22cyclictest3777322-21systemd-journal12:19:593
4076699252,21cyclictest174962-21apt-get09:20:132
40766992520,2cyclictest205259-21apt-get09:50:122
4076699251,22cyclictest500-21dbus-daemon08:05:002
4076699251,21cyclictest0-21swapper/211:20:112
4076499253,20cyclictest326887-21apt-get11:50:121
4076499251,20cyclictest190098-21apt-get09:35:111
40770992420,2cyclictest51116-21apt-get07:20:113
40770992419,3cyclictest215826-21irqcore10:00:173
40770992416,6cyclictest204977-21cron09:50:003
4077099241,20cyclictest66417-21apt-get07:35:123
4077099241,20cyclictest0-21swapper/310:55:113
4077099241,20cyclictest0-21swapper/308:10:133
4077099240,20cyclictest0-21swapper/307:30:113
4076699247,9cyclictest250352-21awk10:35:002
4076699243,20cyclictest0-21swapper/210:40:102
40766992420,2cyclictest82095-21apt-get07:50:112
40766992420,2cyclictest230477-21apt-get10:15:112
4076699241,2cyclictest107180-21ntpq08:10:222
4076699241,21cyclictest144166-21apt-get08:50:142
4076699240,22cyclictest331659-21cron11:55:002
40764992420,2cyclictest92719-21apt-get08:00:121
4076499241,22cyclictest3777322-21systemd-journal09:00:001
4076499241,20cyclictest372842-21apt-get12:35:131
4076499241,20cyclictest367765-21apt-get12:30:111
4076499240,4cyclictest260594-21rm10:45:001
4076199242,20cyclictest220395-21apt-get10:05:120
40761992419,3cyclictest46214-21df_inode07:15:140
4076199241,2cyclictest347124-21apt-get12:10:120
40770992320,2cyclictest0-21swapper/309:00:123
40770992319,2cyclictest0-21swapper/311:45:123
40770992319,2cyclictest0-21swapper/310:41:083
4077099231,20cyclictest342046-21apt-get12:05:123
4077099230,3cyclictest148935-21cron08:55:003
4077099230,21cyclictest509-21systemd-logind07:30:003
4077099230,21cyclictest235252-21cron10:20:003
4077099230,19cyclictest0-21swapper/311:40:113
4077099230,19cyclictest0-21swapper/310:05:123
40766992319,3cyclictest159773-21apt-get09:05:122
40766992319,2cyclictest391rcuc/208:30:012
40766992318,3cyclictest342533-21grep12:05:162
40766992317,5cyclictest129521-21ps08:35:172
4076699231,2cyclictest311635-21apt-get11:35:122
4076699231,2cyclictest225447-21apt-get10:10:112
4076699231,20cyclictest61359-21apt-get07:30:112
4076699231,20cyclictest149644-21apt-get08:55:152
4076699230,3cyclictest0-21swapper/211:00:112
4076699230,20cyclictest0-21swapper/209:35:112
40764992319,3cyclictest195176-21apt-get09:40:121
4076499231,2cyclictest40981-21apt-get07:10:121
4076499231,2cyclictest357682-21apt-get12:20:131
40761992319,2cyclictest362452-21cron12:24:590
40761992319,2cyclictest280177-21ntpq11:00:190
4076199231,20cyclictest179992-21apt-get09:25:130
4076199230,19cyclictest0-21swapper/009:30:120
40770992219,2cyclictest108295-21apt-get08:15:103
40770992219,2cyclictest0-21swapper/310:10:123
40770992218,2cyclictest261126-21apt-get10:45:023
40770992218,2cyclictest0-21swapper/308:55:143
40770992218,2cyclictest0-21swapper/308:25:133
40770992216,4cyclictest50839-21awk07:20:003
4077099220,2cyclictest377592-21cron12:40:003
4077099220,2cyclictest347611-21grep12:10:163
4077099220,2cyclictest306604-21modprobe11:30:103
4077099220,2cyclictest0-21swapper/312:25:123
40766992219,2cyclictest3777322-21systemd-journal09:15:012
40766992219,2cyclictest0-21swapper/212:00:092
40766992219,2cyclictest0-21swapper/207:55:132
40766992218,2cyclictest0-21swapper/207:35:122
4076699221,2cyclictest71940-21apt-get07:40:122
4076699221,2cyclictest0-21swapper/208:30:132
4076699221,20cyclictest0-21swapper/209:00:122
4076699221,20cyclictest0-21swapper/208:05:022
4076699221,1cyclictest0-21swapper/211:05:522
4076699220,2cyclictest41469-21grep07:10:162
4076699220,2cyclictest0-21swapper/207:15:122
4076699220,21cyclictest0-21swapper/208:15:102
4076699220,20cyclictest0-21swapper/209:15:122
40764992219,2cyclictest64-21kcompactd010:29:181
40764992219,1cyclictest311635-21apt-get11:35:111
40764992219,1cyclictest200228-21apt-get09:45:101
4076499220,21cyclictest230205-21sh10:15:011
4076499220,19cyclictest0-21swapper/109:55:111
4076499220,19cyclictest0-21swapper/109:20:121
4076499220,19cyclictest0-21swapper/109:15:121
40761992219,2cyclictest87642-21apt-get07:55:120
40761992219,2cyclictest0-21swapper/009:35:120
40761992219,2cyclictest0-21swapper/008:05:140
40761992218,2cyclictest375049-21sed12:35:180
40761992218,2cyclictest362735-21apt-get12:25:130
40761992218,2cyclictest300394-21ntpq11:20:190
40761992218,2cyclictest164876-21apt-get09:10:120
4076199221,20cyclictest108295-21apt-get08:15:100
4076199221,20cyclictest0-21swapper/010:54:020
4076199221,1cyclictest51116-21apt-get07:20:110
4076199220,2cyclictest199946-21cron09:45:010
4076199220,20cyclictest3777322-21systemd-journal07:45:000
4076199220,1cyclictest0-21swapper/012:05:110
40770992119,1cyclictest0-21swapper/312:24:543
40770992119,1cyclictest0-21swapper/311:10:113
40770992119,1cyclictest0-21swapper/309:22:063
40770992118,1cyclictest0-21swapper/311:50:123
40770992117,3cyclictest117165-21/usr/sbin/munin08:20:193
40770992116,2cyclictest276304-21apt-get11:00:113
4077099211,1cyclictest0-21swapper/311:25:103
4077099211,1cyclictest0-21swapper/308:30:183
4077099210,2cyclictest169906-21apt-get09:15:123
4077099210,20cyclictest64-21kcompactd011:37:353
4077099210,20cyclictest368360-21irqcore12:30:153
4077099210,1cyclictest0-21swapper/310:20:123
4077099210,1cyclictest0-21swapper/310:20:123
4077099210,1cyclictest0-21swapper/308:05:143
4077099210,1cyclictest0-21swapper/307:50:113
40766992118,2cyclictest0-21swapper/212:15:112
40766992118,2cyclictest0-21swapper/210:29:182
40766992117,2cyclictest0-21swapper/210:40:012
40766992116,3cyclictest321835-21apt-get11:45:122
40766992115,4cyclictest265917-21cron10:50:002
4076699211,19cyclictest139111-21apt-get08:45:122
4076699211,19cyclictest0-21swapper/211:25:112
4076699211,19cyclictest0-21swapper/207:50:002
4076699210,2cyclictest316709-21apt-get11:40:112
4076699210,2cyclictest0-21swapper/211:15:122
4076699210,20cyclictest0-21swapper/212:30:112
40764992119,1cyclictest0-21swapper/108:25:131
40764992117,2cyclictest66905-21grep07:35:161
40764992117,2cyclictest336987-21apt-get12:00:091
40764992117,2cyclictest160273-21grep09:05:161
40764992117,2cyclictest149282-21grep08:55:011
4076499211,1cyclictest98222-21apt-get08:05:141
4076499211,19cyclictest331942-21apt-get11:55:121
4076499211,19cyclictest270993-21munin-run10:55:011
4076499210,2cyclictest108801-21tr08:15:141
4076499210,20cyclictest0-21swapper/110:15:111
4076499210,19cyclictest0-21swapper/109:33:561
4076499210,19cyclictest0-21swapper/107:45:121
40761992119,1cyclictest0-21swapper/007:25:180
40761992118,2cyclictest0-21swapper/008:45:120
40761992118,2cyclictest0-21swapper/008:35:130
40761992114,5cyclictest357401-21cron12:19:590
4076199210,20cyclictest97515-21cron08:05:000
4076199210,20cyclictest332425-21ps11:55:170
4076199210,20cyclictest205742-21ps09:50:160
4076199210,20cyclictest0-21swapper/009:20:120
4076199210,20cyclictest0-21swapper/007:50:130
4076199210,18cyclictest0-21swapper/007:35:070
40770992018,1cyclictest0-21swapper/307:55:133
40770992018,1cyclictest0-21swapper/307:10:123
40770992016,2cyclictest255394-21idleruntime-cro10:40:003
4077099200,19cyclictest0-21swapper/307:49:383
40766992018,1cyclictest0-21swapper/211:10:112
40766992018,1cyclictest0-21swapper/209:30:122
40766992017,2cyclictest0-21swapper/212:20:132
4076699200,19cyclictest0-21swapper/208:20:132
40764992018,1cyclictest64-21kcompactd007:56:051
40764992018,1cyclictest123973-21apt-get08:30:121
40764992018,1cyclictest0-21swapper/112:05:211
40764992018,1cyclictest0-21swapper/111:25:101
40764992018,1cyclictest0-21swapper/110:57:151
40764992018,1cyclictest0-21swapper/109:14:021
40764992018,1cyclictest0-21swapper/107:50:121
4076499201,1cyclictest0-21swapper/111:20:181
4076499200,1cyclictest64-21kcompactd010:30:551
4076499200,1cyclictest0-21swapper/112:25:131
4076499200,1cyclictest0-21swapper/111:45:121
4076499200,1cyclictest0-21swapper/111:30:111
4076499200,1cyclictest0-21swapper/111:10:121
4076499200,1cyclictest0-21swapper/107:25:141
4076499200,1cyclictest0-21swapper/107:15:131
4076499200,19cyclictest320671-21ntpq11:40:201
4076499200,19cyclictest0-21swapper/107:32:261
40761992018,1cyclictest0-21swapper/011:27:210
40761992017,2cyclictest307090-21irqcore11:30:140
40761992017,2cyclictest0-21swapper/011:35:580
40761992017,2cyclictest0-21swapper/008:10:120
4076199200,1cyclictest0-21swapper/011:53:420
4076199200,1cyclictest0-21swapper/011:05:200
4076199200,1cyclictest0-21swapper/009:55:130
4076199200,19cyclictest0-21swapper/011:40:110
4076199200,19cyclictest0-21swapper/011:15:200
4076199200,19cyclictest0-21swapper/010:41:400
4076199200,19cyclictest0-21swapper/010:20:130
4076199200,19cyclictest0-21swapper/010:20:120
4076199200,19cyclictest0-21swapper/008:25:130
40770991917,1cyclictest160268-21ps09:05:163
4077099190,1cyclictest0-21swapper/309:35:163
4077099190,1cyclictest0-21swapper/308:40:123
4077099190,1cyclictest0-21swapper/308:00:133
40766991917,1cyclictest391rcuc/212:40:012
40766991917,1cyclictest306599-21apt-get11:30:102
40766991916,2cyclictest271747-21ps10:55:152
40766991914,3cyclictest215068-21sh10:00:002
40764991917,1cyclictest0-21swapper/110:38:271
40764991916,2cyclictest509-21systemd-logind12:15:001
40761991918,1cyclictest0-21swapper/007:30:110
40761991917,1cyclictest64-21kcompactd010:16:560
40761991917,1cyclictest149644-21apt-get08:55:150
40761991917,1cyclictest0-21swapper/010:25:320
40761991916,2cyclictest286434-21apt-get11:10:110
40770991816,1cyclictest0-21swapper/307:40:133
40770991815,2cyclictest0-21swapper/309:50:123
40770991815,1cyclictest0-21swapper/311:20:113
40770991815,1cyclictest0-21swapper/309:25:133
40766991816,1cyclictest195674-21grep09:40:172
4076699180,18cyclictest0-21swapper/207:25:202
40764991816,1cyclictest0-21swapper/110:00:131
40764991814,2cyclictest154696-21apt-get09:00:121
4076499180,1cyclictest261669-21cut10:45:161
40761991816,1cyclictest0-21swapper/009:05:120
40761991816,1cyclictest0-21swapper/007:10:120
40761991814,3cyclictest61650irq/133-enp0s29f1:rx-010:00:220
40770991715,1cyclictest0-21swapper/311:05:123
40766991715,1cyclictest215343-21apt-get10:00:122
40766991714,2cyclictest51607-21sort07:20:152
4076499177,2cyclictest357415-21munin-run12:19:591
40764991715,1cyclictest0-21swapper/109:28:011
40764991715,1cyclictest0-21swapper/107:40:131
40761991716,1cyclictest0-21swapper/010:37:540
40761991715,1cyclictest0-21swapper/012:30:110
40761991715,1cyclictest0-21swapper/009:15:120
40761991714,2cyclictest61650irq/133-enp0s29f1:rx-012:00:180
40770991614,1cyclictest0-21swapper/308:45:123
40766991614,1cyclictest0-21swapper/210:51:212
40766991611,3cyclictest137978-21ntpq08:40:222
40764991614,1cyclictest0-21swapper/111:15:121
40764991613,2cyclictest0-21swapper/111:05:001
40764991611,3cyclictest138862-21systemd-run08:45:011
4076499160,13cyclictest0-21swapper/109:50:131
40761991614,1cyclictest0-21swapper/010:55:380
40761991614,1cyclictest0-21swapper/010:10:130
40761991613,2cyclictest62450irq/134-enp0s29f1:tx-008:20:230
40761991613,2cyclictest62450irq/134-enp0s29f1:tx-007:45:190
40761991613,2cyclictest61650irq/133-enp0s29f1:rx-011:45:220
40761991612,3cyclictest61650irq/133-enp0s29f1:rx-008:30:120
40761991612,2cyclictest261168-21apt-get10:45:120
4076199160,1cyclictest0-21swapper/009:05:010
40770991513,1cyclictest0-21swapper/309:14:353
40770991511,3cyclictest339207-21ps12:00:153
40770991511,2cyclictest266198-21apt-get10:50:123
40770991511,2cyclictest0-21swapper/309:40:253
4077099150,13cyclictest215067-21awk10:00:003
40766991513,1cyclictest235534-21apt-get10:20:122
40766991513,1cyclictest235534-21apt-get10:20:122
40764991512,2cyclictest51605-21irqcore07:20:151
40761991511,3cyclictest62450irq/134-enp0s29f1:tx-008:51:100
40770991412,1cyclictest0-21swapper/309:30:343
40766991412,1cyclictest0-21swapper/210:05:392
40766991411,2cyclictest0-21swapper/209:25:122
40764991413,1cyclictest0-21swapper/108:38:011
40764991412,1cyclictest0-21swapper/111:05:131
40770991311,1cyclictest0-21swapper/311:55:123
4076199130,2cyclictest204994-21apt09:50:000
4077099128,2cyclictest0-21swapper/310:35:003
4076699129,2cyclictest347616-21irqcore12:10:162
4076699127,4cyclictest332966-21tr11:55:172
4076499129,2cyclictest311ktimers/108:10:181
4076499129,2cyclictest141325-21kthreadcore08:45:181
4076499126,4cyclictest224306-21ntpq10:05:211
40764991210,1cyclictest0-21swapper/110:25:011
40764991210,1cyclictest0-21swapper/110:25:001
4076199120,4cyclictest40811-21cat07:09:590
4077099110,9cyclictest40694-21latency_hist07:09:593
407669991,4cyclictest0-21swapper/207:09:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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