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2026-03-29 - 07:08
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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 100 highest latencies:
System rackeslot4.osadl.org (updated Sun Mar 29, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3123803995450,2cyclictest3215681-21fwupd20:39:023
3123793994138,2cyclictest3164663-21kworker/0:1+pm20:39:020
3123797993413,20cyclictest1-21systemd20:10:181
312379799281,22cyclictest3226324-21latency_hist20:50:011
3123793992818,9cyclictest3231684-21apt-get20:55:130
312379799272,22cyclictest3440315-21apt-get00:20:131
312379799271,22cyclictest3328526-21apt-get22:30:111
312379799271,22cyclictest3216051-21apt-get20:40:121
312379799271,22cyclictest3195326-21apt-get20:20:111
312380399262,20cyclictest3425100-21apt-get00:05:123
312380399261,21cyclictest3308246-21apt-get22:10:123
312379799261,23cyclictest3164679-21turbostat.cron19:50:001
312379799261,23cyclictest3164679-21turbostat.cron19:49:591
3123793992623,2cyclictest3333295-21cron22:35:000
312379399260,21cyclictest0-21swapper/022:40:120
3123803992520,3cyclictest3455499-21apt-get00:35:143
3123797992520,2cyclictest3414974-21apt-get23:55:131
3123797992519,4cyclictest0-21swapper/121:30:121
312379799251,21cyclictest3338670-21apt-get22:40:111
312379799251,21cyclictest0-21swapper/120:35:121
312379799251,21cyclictest0-21swapper/100:35:141
312379399251,21cyclictest0-21swapper/000:20:130
312380399242,20cyclictest0-21swapper/323:40:003
312380399241,20cyclictest3384209-21apt-get23:25:113
312380399241,20cyclictest3363989-21apt-get23:05:123
312380399240,20cyclictest0-21swapper/319:30:113
312380199240,22cyclictest3308220-21/usr/sbin/munin22:10:112
312380199240,21cyclictest0-21swapper/223:00:002
312380199240,20cyclictest0-21swapper/222:40:122
3123797992419,3cyclictest0-21swapper/123:35:131
312379799241,2cyclictest0-21swapper/119:55:131
312379799241,21cyclictest3409893-21apt-get23:50:111
312379799241,21cyclictest3409639-21munin-run23:50:001
312379799241,21cyclictest3190271-21apt-get20:15:131
312379799241,21cyclictest0-21swapper/123:00:121
312379799241,21cyclictest0-21swapper/122:15:121
312379799241,21cyclictest0-21swapper/122:05:121
312379799241,21cyclictest0-21swapper/121:55:121
312379799241,21cyclictest0-21swapper/119:25:131
312379799240,22cyclictest3450440-21apt-get00:30:121
312379799240,22cyclictest3434941-21latency_hist00:14:591
312379799240,22cyclictest3358680-21munin-run23:00:001
312379799240,22cyclictest3283401-21tr21:45:141
312379799240,22cyclictest3124496-21ps19:10:161
3123793992420,2cyclictest3420035-21apt-get00:00:120
3123793992420,2cyclictest3358935-21apt-get23:00:120
312379399240,2cyclictest0-21swapper/021:45:110
312379399240,2cyclictest0-21swapper/020:40:120
312379399240,20cyclictest0-21swapper/020:15:130
312380399232,2cyclictest3293039-21apt-get21:55:123
3123803992320,2cyclictest3298107-21apt-get22:00:123
3123803992319,2cyclictest3332391-21sshd22:30:193
3123803992319,2cyclictest3272716-21apt-get21:35:123
312380399231,2cyclictest3389240-21apt-get23:30:133
312380399231,21cyclictest3347687-21ntpq22:45:213
312380399230,20cyclictest0-21swapper/323:55:133
312380399230,20cyclictest0-21swapper/322:15:123
312380399230,20cyclictest0-21swapper/320:15:133
312380399230,19cyclictest0-21swapper/300:25:113
3123801992319,2cyclictest3164668-21cron19:50:002
3123801992319,2cyclictest3164668-21cron19:49:592
3123801992319,2cyclictest3139250-21apt-get19:25:132
3123801992318,2cyclictest3399762-21apt-get23:40:112
312380199230,2cyclictest0-21swapper/222:30:122
312380199230,22cyclictest0-21swapper/219:21:402
312380199230,20cyclictest64-21kcompactd021:58:392
312380199230,20cyclictest3183958-21ntpq20:05:202
312380199230,19cyclictest3226325-21apt-key20:50:012
3123797992319,2cyclictest3154414-21apt-get19:40:121
3123797992319,2cyclictest3154414-21apt-get19:40:121
3123797992319,2cyclictest0-21swapper/100:00:121
3123797992318,3cyclictest0-21swapper/120:55:131
312379799231,2cyclictest0-21swapper/123:40:101
312379799231,2cyclictest0-21swapper/100:25:111
312379799231,21cyclictest3144795-21irqcore19:30:161
312379799231,21cyclictest0-21swapper/122:45:571
3123793992320,2cyclictest514-21in:imuxsock19:35:000
3123793992319,2cyclictest3313317-21apt-get22:15:120
3123793992319,2cyclictest3159879-21apt-get19:45:040
3123793992319,2cyclictest3159879-21apt-get19:45:030
312379399231,2cyclictest3343795-21apt-get22:45:120
312379399231,2cyclictest3333575-21apt-get22:35:110
312379399231,20cyclictest3303176-21apt-get22:05:120
312379399230,4cyclictest3246684-21cron21:10:010
312379399230,21cyclictest0-21swapper/020:20:110
312379399230,20cyclictest3129092-21apt-get19:15:130
312379399230,20cyclictest0-21swapper/023:30:340
312379399230,19cyclictest3430133-21apt-get00:10:120
3123803992219,2cyclictest3124964-21kthreadcore19:10:163
3123803992219,1cyclictest3379158-21apt-get23:20:143
3123803992218,2cyclictest3272447-21dump-pmu-power21:35:003
312380399221,2cyclictest3200805-21apt-get20:25:113
312380399221,1cyclictest0-21swapper/321:40:113
312380399220,2cyclictest0-21swapper/319:45:123
312380399220,2cyclictest0-21swapper/319:45:113
312380399220,19cyclictest0-21swapper/321:45:113
312380399220,19cyclictest0-21swapper/300:00:123
3123801992220,1cyclictest3200805-21apt-get20:25:112
3123801992219,2cyclictest0-21swapper/221:40:122
3123801992219,1cyclictest0-21swapper/200:30:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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