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2026-06-14 - 00:40
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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 Sat Jun 13, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3391365995551,2cyclictest3548588-21fwupd09:44:343
339136399282,4cyclictest3645854-21apt-get11:20:112
339136399282,4cyclictest3452356-21apt-get08:10:122
339136399282,23cyclictest3584919-21apt-get10:20:132
3391365992621,3cyclictest3625490-21apt-get11:00:123
339136599261,21cyclictest3696533-21apt-get12:10:113
339136399261,21cyclictest0-21swapper/212:10:122
339135599262,21cyclictest3406785-21apt-get07:25:130
339136599251,21cyclictest3493211-21apt-get08:50:103
339136599251,20cyclictest0-21swapper/308:20:133
3391363992523,1cyclictest0-21swapper/209:00:122
3391363992521,2cyclictest0-21swapper/211:15:002
339136399251,4cyclictest3696255-21cron12:09:592
339136399251,21cyclictest3671247-21apt-get11:45:122
3391365992418,3cyclictest3513475-21apt-get09:10:123
339136599241,20cyclictest3523584-21apt-get09:20:133
339136599240,21cyclictest0-21swapper/307:25:133
339136599240,20cyclictest0-21swapper/308:40:143
3391363992418,5cyclictest3609186-21chrt10:40:222
339136399241,3cyclictest3579421-21apt-get10:15:112
339136399241,22cyclictest64-21kcompactd010:50:242
339136399241,21cyclictest3712121-21apt-get12:25:132
339136399241,21cyclictest3421967-21apt-get07:40:132
339136399241,21cyclictest0-21swapper/212:35:112
339136399241,21cyclictest0-21swapper/208:55:132
339136399241,20cyclictest0-21swapper/211:00:042
339136399241,20cyclictest0-21swapper/208:50:092
339136399240,3cyclictest3396373-21cron07:15:002
339136399240,22cyclictest3513190-21cron09:09:592
3391359992420,2cyclictest3482839-21idleruntime-cro08:40:001
3391359992420,2cyclictest3452356-21apt-get08:10:121
339135999241,21cyclictest3605216-21apt-get10:40:131
339135999240,23cyclictest3681857-21irqcore11:55:171
3391355992422,1cyclictest0-21swapper/009:44:340
339135599240,23cyclictest3698750-21ps12:10:170
339135599240,22cyclictest3696264-21cron12:09:590
3391365992320,1cyclictest3686426-21apt-get12:00:113
3391365992319,2cyclictest3635670-21apt-get11:10:123
3391365992319,2cyclictest3548926-21apt-get09:45:123
339136599231,3cyclictest0-21swapper/308:10:113
339136599231,2cyclictest3691480-21apt-get12:05:133
339136599231,19cyclictest0-21swapper/308:00:133
339136599230,20cyclictest0-21swapper/311:45:113
339136599230,20cyclictest0-21swapper/307:50:123
339136599230,19cyclictest64-21kcompactd008:30:053
3391363992319,3cyclictest0-21swapper/210:05:132
3391363992319,2cyclictest3396652-21apt-get07:15:122
339136399231,2cyclictest0-21swapper/208:05:212
339136399231,21cyclictest0-21swapper/212:35:002
339136399231,20cyclictest0-21swapper/209:50:122
339136399231,20cyclictest0-21swapper/207:55:112
339136399230,21cyclictest0-21swapper/210:45:122
339136399230,21cyclictest0-21swapper/210:35:122
339136399230,21cyclictest0-21swapper/210:25:132
339136399230,21cyclictest0-21swapper/207:39:012
339136399230,20cyclictest3640761-21apt-get11:15:122
339136399230,20cyclictest0-21swapper/208:25:132
3391359992319,2cyclictest3437173-21apt-get07:55:111
3391359992318,4cyclictest3527508-21ntp_kernel_pll_09:20:211
339135999231,2cyclictest3664981-21ntpq11:35:201
339135999231,21cyclictest3650946-21apt-get11:25:131
339135999230,22cyclictest3584241-21/usr/sbin/munin10:20:001
3391355992320,2cyclictest3508443-21apt-get09:05:140
339135599231,20cyclictest3538802-21apt-get09:35:120
339135599231,20cyclictest3498290-21apt-get08:55:130
339135599231,1cyclictest0-21swapper/010:20:120
339135599231,19cyclictest3701587-21apt-get12:15:120
3391365992218,2cyclictest3615075-21cron10:50:003
3391365992218,2cyclictest3559089-21taskset09:55:113
339136599221,2cyclictest0-21swapper/307:40:133
339136599221,19cyclictest0-21swapper/311:05:133
339136599220,2cyclictest3503084-21sh09:00:013
339136599220,21cyclictest0-21swapper/311:25:123
339136599220,20cyclictest0-21swapper/310:35:143
339136599220,19cyclictest0-21swapper/310:25:133
339136599220,19cyclictest0-21swapper/310:00:123
339136399222,19cyclictest41-21ksoftirqd/212:25:002
3391363992219,2cyclictest0-21swapper/212:00:112
3391363992219,2cyclictest0-21swapper/211:44:592
3391363992219,2cyclictest0-21swapper/210:00:122
3391363992218,3cyclictest3681598-21grep11:55:142
3391363992217,2cyclictest0-21swapper/207:50:122
339136399221,2cyclictest0-21swapper/209:45:122
339136399221,20cyclictest0-21swapper/211:25:122
339136399220,2cyclictest0-21swapper/211:50:102
339136399220,21cyclictest3703804-21ps12:15:172
339136399220,20cyclictest0-21swapper/210:10:122
3391359992219,2cyclictest3636160-21irqcore11:10:161
3391359992218,2cyclictest3620708-21fw_forwarded_lo10:55:141
339135999221,2cyclictest3401730-21apt-get07:20:121
339135999221,20cyclictest3595054-21apt-get10:30:111
339135999220,21cyclictest3452083-21cron08:09:591
339135999220,19cyclictest0-21swapper/112:00:111
339135999220,19cyclictest0-21swapper/111:50:101
339135999220,19cyclictest0-21swapper/108:50:091
339135999220,18cyclictest0-21swapper/107:40:131
339135599221,2cyclictest3712121-21apt-get12:25:120
339135599221,2cyclictest0-21swapper/007:10:120
339135599221,20cyclictest3630578-21apt-get11:05:120
339135599221,20cyclictest0-21swapper/009:30:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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