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2026-08-18 - 07:06
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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 Tue Aug 18, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
34610199271,22cyclictest642694-21apt-get00:00:123
34609499271,21cyclictest632529-21apt-get23:50:121
34609499270,24cyclictest449441-21irqcore20:50:181
34610199261,21cyclictest474331-21apt-get21:15:133
34610199260,24cyclictest366814-21sh19:30:003
346099992621,3cyclictest516-21rs:main2
34609999261,21cyclictest500226-21apt-get21:40:132
34609499260,2cyclictest0-21swapper/123:15:101
346101992520,3cyclictest443910-21apt-get20:45:123
34610199251,22cyclictest667891-21cron00:25:003
34610199251,21cyclictest351402-21apt-get19:15:113
34609999253,20cyclictest582260-21grep23:00:162
346099992520,2cyclictest622411-21apt-get23:40:112
34609999251,21cyclictest591937-21apt-get23:10:132
34609999251,21cyclictest479404-21apt-get21:20:142
346094992520,2cyclictest459097-21apt-get21:00:141
34609499251,21cyclictest652908-21apt-get00:10:121
34609499251,21cyclictest438841-21apt-get20:40:131
34609499251,20cyclictest510340-21apt-get21:50:111
34609499251,20cyclictest0-21swapper/100:15:111
34609499250,22cyclictest515887-21ps21:55:191
346101992419,3cyclictest520459-21apt-get22:00:123
34610199241,3cyclictest0-21swapper/322:05:133
34610199241,2cyclictest576678-21apt-get22:55:123
34610199241,21cyclictest678797-21apt-get00:35:133
34610199241,20cyclictest0-21swapper/322:45:123
34610199241,19cyclictest0-21swapper/319:20:113
34610199240,20cyclictest0-21swapper/322:25:143
34610199240,20cyclictest0-21swapper/300:05:153
346099992418,4cyclictest378139-21sort19:40:182
34609999241,20cyclictest0-21swapper/200:25:152
346094992420,2cyclictest545836-21apt-get22:25:141
34609499240,22cyclictest495672-21grep21:35:191
34609199242,2cyclictest346308-21apt-get19:10:130
346091992420,2cyclictest397903-21apt-get20:00:140
346091992419,3cyclictest490063-21apt-get21:30:100
34609199240,4cyclictest555696-21cron22:35:000
34609199240,4cyclictest484521-21gpgv21:25:000
346101992320,2cyclictest653409-21irqcore00:10:163
346101992319,2cyclictest0-21swapper/323:15:093
346101992319,2cyclictest0-21swapper/300:25:233
34610199231,2cyclictest0-21swapper/319:10:143
34610199231,20cyclictest479404-21apt-get21:20:133
34610199230,4cyclictest407259-21seq20:05:203
34610199230,20cyclictest0-21swapper/320:55:133
34610199230,20cyclictest0-21swapper/300:30:123
34610199230,19cyclictest0-21swapper/321:00:143
346099992319,2cyclictest525527-21apt-get22:05:122
346099992317,3cyclictest484928-21apt-get21:25:142
34609999231,20cyclictest530618-21apt-get22:10:112
34609999231,20cyclictest519337-21ntpq21:55:242
34609999231,19cyclictest0-21swapper/200:35:132
34609999230,4cyclictest655147-21sort00:10:182
34609999230,20cyclictest586860-21apt-get23:05:112
34609999230,20cyclictest0-21swapper/220:00:122
346094992319,3cyclictest392834-21apt-get19:55:131
346094992319,2cyclictest413516-21apt-get20:15:121
346094992319,2cyclictest0-21swapper/122:10:121
346094992319,2cyclictest0-21swapper/122:00:121
34609499231,2cyclictest555975-21apt-get22:35:111
34609499231,2cyclictest418588-21apt-get20:20:131
34609499231,2cyclictest418588-21apt-get20:20:131
34609499231,20cyclictest402684-21apt-get20:05:001
34609499230,3cyclictest361978-21apt-get19:25:021
34609499230,22cyclictest702-21runrttasks23:20:221
34609499230,21cyclictest580665-21ntpq22:55:221
34609499230,21cyclictest469260-21taskset21:10:091
34609499230,20cyclictest571207-21apt-get22:50:121
34609499230,20cyclictest0-21swapper/123:55:131
34609499230,19cyclictest0-21swapper/121:05:121
34609499230,19cyclictest0-21swapper/119:15:121
346091992320,2cyclictest561069-21apt-get22:40:130
346091992319,2cyclictest663100-21apt-get00:20:130
346091992319,2cyclictest641559-21ntpq23:55:220
346091992318,4cyclictest449454-21irqcore20:50:180
346091992318,3cyclictest633018-21sed23:50:160
34609199231,2cyclictest607161-21apt-get23:25:130
34609199231,2cyclictest504169-21ntpq21:40:240
34609199231,2cyclictest469257-21apt-get21:10:100
34609199231,2cyclictest433770-21apt-get20:35:120
34609199231,21cyclictest535692-21apt-get22:15:120
34609199231,19cyclictest0-21swapper/019:55:000
346101992219,2cyclictest0-21swapper/323:30:023
346101992219,2cyclictest0-21swapper/322:21:473
346101992219,1cyclictest0-21swapper/320:35:133
346101992218,3cyclictest658490-21irqcore00:15:163
346101992218,2cyclictest495182-21apt-get21:35:143
346101992218,2cyclictest0-21swapper/323:40:123
346101992217,3cyclictest464189-21apt-get21:05:143
34610199221,19cyclictest602090-21apt-get23:20:133
34610199220,2cyclictest423657-21apt-get20:25:133
346099992219,2cyclictest403371-21apt-get20:05:112
346099992219,2cyclictest0-21swapper/223:25:132
34609999221,20cyclictest612229-21apt-get23:30:122
34609999221,1cyclictest0-21swapper/221:00:142
34609999220,3cyclictest520963-21irqcore22:00:172
34609999220,20cyclictest0-21swapper/219:30:112
34609999220,19cyclictest0-21swapper/222:40:132
34609999220,19cyclictest0-21swapper/222:35:122
34609999220,19cyclictest0-21swapper/221:30:102
34609999220,19cyclictest0-21swapper/221:15:122
346094992218,2cyclictest0-21swapper/123:25:181
346094992217,4cyclictest484306-21apt-key21:25:001
34609499221,2cyclictest408166-21cron20:10:001
34609499221,2cyclictest0-21swapper/122:45:131
34609499220,2cyclictest0-21swapper/100:20:131
34609499220,21cyclictest361327-21apt-get19:24:591
34609499220,20cyclictest428487-21unin-run20:30:011
346091992219,2cyclictest428725-21apt-get20:30:120
34609199221,20cyclictest0-21swapper/000:05:140
34609199221,19cyclictest642694-21apt-get00:00:110
34609199220,21cyclictest510064-21cron21:49:590
34609199220,20cyclictest622142-21sh23:40:000
346101992119,1cyclictest0-21swapper/323:50:133
346101992118,1cyclictest0-21swapper/320:30:133
346101992118,1cyclictest0-21swapper/319:35:113
34610199211,1cyclictest0-21swapper/321:25:193
34610199210,2cyclictest0-21swapper/320:20:223
34610199210,2cyclictest0-21swapper/320:20:213
34610199210,20cyclictest64-21kcompactd022:15:513
34610199210,20cyclictest0-21swapper/319:30:123
34610199210,19cyclictest586860-21apt-get23:05:113
346099992119,1cyclictest0-21swapper/220:50:142
346099992119,1cyclictest0-21swapper/219:20:112
346099992118,1cyclictest0-21swapper/223:50:132
34609999211,1cyclictest0-21swapper/223:35:122
34609999210,2cyclictest64-21kcompactd000:18:262
34609999210,2cyclictest377377-21sh19:40:002
34609999210,19cyclictest0-21swapper/221:50:112
346094992119,1cyclictest64-21kcompactd020:12:451
346094992118,2cyclictest2875-21cron22:19:591
346094992118,1cyclictest0-21swapper/121:25:141
34609499210,20cyclictest387487-21cron19:50:001
34609499210,20cyclictest1-21systemd23:15:011
34609499210,1cyclictest0-21swapper/119:50:101
34609499210,1cyclictest0-21swapper/100:00:121
346091992119,1cyclictest515391-21apt-get21:55:150
346091992119,1cyclictest0-21swapper/023:15:100
346091992119,1cyclictest0-21swapper/022:50:120
346091992119,1cyclictest0-21swapper/021:52:120
34609199211,19cyclictest668597-21apt-get00:25:140
34609199211,19cyclictest0-21swapper/023:05:110
34609199210,2cyclictest545580-21turbostat22:24:590
34609199210,20cyclictest653404-21ps00:10:160
34609199210,20cyclictest0-21swapper/022:55:120
34609199210,20cyclictest0-21swapper/020:05:110
34609199210,1cyclictest0-21swapper/021:15:130
346101992018,1cyclictest0-21swapper/323:35:123
346101992018,1cyclictest0-21swapper/322:30:123
346101992018,1cyclictest0-21swapper/321:40:133
346101992017,2cyclictest492313-21kthreadcore21:30:163
34610199200,1cyclictest0-21swapper/323:25:133
34610199200,1cyclictest0-21swapper/322:50:123
34610199200,19cyclictest0-21swapper/320:43:563
34610199200,17cyclictest408446-21apt-get20:10:143
346099992018,1cyclictest0-21swapper/222:50:132
346099992018,1cyclictest0-21swapper/220:45:122
346099992018,1cyclictest0-21swapper/220:35:132
346099992018,1cyclictest0-21swapper/219:25:142
346099992017,2cyclictest578910-21ps22:55:172
346099992017,2cyclictest0-21swapper/221:45:172
346099992017,2cyclictest0-21swapper/200:00:112
346099992015,3cyclictest627966-21ps23:45:162
34609999200,1cyclictest0-21swapper/220:15:132
34609999200,1cyclictest0-21swapper/219:55:132
34609999200,19cyclictest64-21kcompactd019:46:242
34609999200,19cyclictest439330-21grep20:40:172
34609999200,19cyclictest0-21swapper/222:22:192
346094992018,1cyclictest0-21swapper/121:40:231
346094992018,1cyclictest0-21swapper/119:40:121
346094992018,1cyclictest0-21swapper/119:10:131
346094992017,2cyclictest0-21swapper/119:35:121
346094992017,2cyclictest0-21swapper/100:25:151
346094992016,3cyclictest0-21swapper/119:30:121
346094992016,2cyclictest428725-21apt-get20:30:121
34609499200,1cyclictest64-21kcompactd022:07:151
34609499200,1cyclictest0-21swapper/122:40:221
34609499200,19cyclictest0-21swapper/121:16:431
34609499200,18cyclictest623360-21ps23:40:171
346091992018,1cyclictest0-21swapper/023:40:120
346091992018,1cyclictest0-21swapper/021:05:130
346091992018,1cyclictest0-21swapper/020:25:140
346091992017,2cyclictest0-21swapper/000:30:120
34609199200,20cyclictest64-21kcompactd019:26:310
34609199200,1cyclictest0-21swapper/023:45:120
34609199200,1cyclictest0-21swapper/023:23:030
34609199200,1cyclictest0-21swapper/022:25:140
34609199200,1cyclictest0-21swapper/021:35:130
34609199200,19cyclictest570929-21cron22:50:000
34609199200,19cyclictest458816-21cron21:00:010
34609199200,19cyclictest448687-21cron20:50:000
34609199200,19cyclictest422554-21ntpq20:20:230
34609199200,19cyclictest422554-21ntpq20:20:230
34609199200,19cyclictest0-21swapper/021:25:150
34609199200,19cyclictest0-21swapper/021:00:140
346101991917,1cyclictest0-21swapper/322:40:133
346101991917,1cyclictest0-21swapper/320:15:123
346101991914,4cyclictest592428-21tr23:10:183
346099991917,1cyclictest0-21swapper/223:20:122
346099991916,2cyclictest0-21swapper/221:05:142
346099991915,3cyclictest352356-21sort19:15:172
346094991917,1cyclictest3871586-21snmpd21:45:121
346094991917,1cyclictest0-21swapper/122:30:121
346094991917,1cyclictest0-21swapper/122:20:131
346094991917,1cyclictest0-21swapper/120:55:151
346094991916,2cyclictest632263-21sh23:50:011
346094991916,1cyclictest0-21swapper/100:35:121
346091991917,1cyclictest0-21swapper/022:06:430
346091991917,1cyclictest0-21swapper/019:51:470
346091991916,2cyclictest0-21swapper/019:20:360
34609199190,19cyclictest0-21swapper/020:40:430
34609199190,18cyclictest0-21swapper/023:30:130
34609199190,18cyclictest0-21swapper/000:35:130
346101991816,1cyclictest0-21swapper/323:45:113
346101991814,3cyclictest515111-21cron21:55:003
346099991817,1cyclictest0-21swapper/221:10:102
346099991814,2cyclictest540510-21latency_hist22:19:592
346094991815,2cyclictest0-21swapper/121:30:101
346091991816,1cyclictest373063-21ps19:35:160
346091991816,1cyclictest0-21swapper/023:10:140
346091991815,2cyclictest64-21kcompactd019:30:490
346091991815,2cyclictest509-21systemd-logind19:50:010
34609199180,18cyclictest0-21swapper/020:10:250
346099991715,1cyclictest0-21swapper/220:10:142
346099991715,1cyclictest0-21swapper/219:50:102
346094991714,2cyclictest0-21swapper/123:35:111
346094991713,2cyclictest0-21swapper/123:05:101
346091991715,1cyclictest0-21swapper/023:00:130
346091991715,1cyclictest0-21swapper/020:17:360
346091991715,1cyclictest0-21swapper/019:15:110
346091991713,3cyclictest61650irq/133-enp0s29f1:rx-019:40:120
346091991713,3cyclictest171ktimers/000:15:120
346091991711,4cyclictest3777322-21systemd-journal22:01:470
346101991614,1cyclictest0-21swapper/321:45:133
346101991612,2cyclictest402274-21unixbench_singl20:00:263
346094991614,1cyclictest0-21swapper/120:38:331
346091991613,2cyclictest62450irq/134-enp0s29f1:tx-022:35:110
346091991612,3cyclictest61650irq/133-enp0s29f1:rx-022:10:170
346101991513,1cyclictest0-21swapper/321:10:093
346101991513,1cyclictest0-21swapper/319:55:143
346101991512,1cyclictest0-21swapper/323:00:123
346099991513,1cyclictest640969-21kthreadcore23:55:192
346099991513,1cyclictest0-21swapper/220:20:222
346099991513,1cyclictest0-21swapper/220:20:212
346099991512,2cyclictest648021-21fschecks_time00:05:172
346099991511,2cyclictest454025-21apt-get20:55:142
346094991511,3cyclictest448680-21cron20:50:001
346101991412,1cyclictest0-21swapper/323:55:133
346101991410,3cyclictest449088-21cpuspeed_turbos20:50:153
346101991410,2cyclictest556041-21cpuspeed_turbos22:35:133
346101991410,2cyclictest535432-21turbostat22:15:003
346099991413,1cyclictest0-21swapper/222:45:162
346099991412,1cyclictest428725-21apt-get20:30:132
34609999140,13cyclictest0-21swapper/200:20:232
346094991412,1cyclictest0-21swapper/123:00:131
346101991310,2cyclictest379270-21kthreadcore19:40:193
346099991310,1cyclictest0-21swapper/200:30:152
34610199120,2cyclictest3887081kthreadcore19:50:173
34609999129,2cyclictest0-21swapper/222:25:212
34609999129,1cyclictest0-21swapper/220:25:192
34609499129,1cyclictest0-21swapper/100:10:001
34609999118,2cyclictest597014-21apt-get23:15:092
34609499117,2cyclictest0-21swapper/123:30:171
34609499117,2cyclictest0-21swapper/100:30:171
34609999107,2cyclictest0-21swapper/221:35:262
3461019994,4cyclictest346253-21cat19:10:013
3460949994,3cyclictest346011-21latency_hist19:10:011
3460919990,6cyclictest346092-21cat19:10:010
3460999980,7cyclictest346157-21wc19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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