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2025-11-22 - 03:09
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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 Fri Nov 21, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3572845994745,1cyclictest3841739-21fwupd11:03:130
3572851992927,1cyclictest3520054-21kworker/2:2+pm11:03:142
357285399271,23cyclictest0-21swapper/307:25:103
357285199270,25cyclictest3635224-21sed08:10:142
3572845992724,2cyclictest521-21systemd-logind12:25:000
357285399262,20cyclictest3624315-21apt-get08:00:133
357285399261,23cyclictest3798750-21taskset10:30:143
357285399261,22cyclictest3654826-21taskset08:30:133
357285399261,22cyclictest3654826-21taskset08:30:123
357285399261,21cyclictest3747970-21apt-get09:50:123
357285399260,23cyclictest0-21swapper/308:20:123
357284599263,3cyclictest3950282-21sh12:30:150
357285399252,20cyclictest3880466-21apt-get11:35:123
357285399251,2cyclictest0-21swapper/309:15:103
357285399251,22cyclictest0-21swapper/310:15:123
357285399251,21cyclictest0-21swapper/309:45:113
357285399250,5cyclictest3660833-21tr08:35:163
357285399250,4cyclictest3948258-21ssh12:25:243
357285399250,2cyclictest0-21swapper/308:40:133
357285399250,23cyclictest3608383-21cron07:45:003
357285399250,22cyclictest3956347-21ssh12:35:103
3572851992521,3cyclictest3786196-21apt-get10:20:132
3572851992519,5cyclictest3874492-21gltestperf11:30:142
3572851992519,4cyclictest459603-21sshd09:55:202
357285199251,23cyclictest3706690-21sshd09:15:212
357284799251,21cyclictest3855265-21ssh11:15:111
3572845992522,2cyclictest3608384-21cron07:44:590
3572853992419,3cyclictest3773192-21apt-get10:10:113
3572853992418,3cyclictest3855267-21ssh11:15:113
357285399241,2cyclictest0-21swapper/309:10:043
357285399241,21cyclictest3924077-21ssh12:10:003
357285399241,21cyclictest3915929-21ssh12:00:223
357285399241,21cyclictest3836490-21diskstats11:00:153
357285399241,20cyclictest3696041-21diskmemload11:54:493
357285399241,20cyclictest0-21swapper/310:25:113
357285399241,20cyclictest0-21swapper/309:35:023
357285399241,20cyclictest0-21swapper/309:00:113
357285399241,20cyclictest0-21swapper/307:46:033
357285399240,2cyclictest3910464-21ssh11:56:303
357285399240,21cyclictest3696041-21diskmemload12:24:333
357285399240,21cyclictest0-21swapper/310:00:113
357285399240,20cyclictest0-21swapper/307:20:103
357285199242,20cyclictest0-21swapper/207:59:592
3572851992419,3cyclictest3811247-21apt-get10:40:142
357285199241,2cyclictest3691208-21apt-get09:05:162
357285199241,21cyclictest3805490-21ps10:35:162
357285199241,21cyclictest3654823-21apt-get08:30:132
357285199241,21cyclictest3654823-21apt-get08:30:122
357285199240,22cyclictest3634235-21cron08:09:592
357285199240,21cyclictest0-21swapper/207:10:132
357284799241,2cyclictest3619214-21apt-get07:55:101
357284799241,21cyclictest3842646-21apt-get11:05:121
357284799241,21cyclictest3842646-21apt-get11:05:121
357284799241,21cyclictest3792439-21apt-get10:25:111
357284799240,4cyclictest3660831-21sed08:35:151
357284799240,3cyclictest3823955-21ssh10:50:141
357284799240,22cyclictest3887489-21irqcore11:40:171
357284799240,22cyclictest3760564-21ssh10:00:111
357284799240,22cyclictest3696041-21diskmemload10:45:121
357284799240,22cyclictest0-21swapper/112:00:121
357284799240,21cyclictest3924081-21cron12:10:001
357284799240,21cyclictest0-21swapper/109:10:101
357284799240,20cyclictest0-21swapper/109:20:191
357284599242,2cyclictest3649745-21apt-get08:25:110
3572845992421,2cyclictest3471731-21systemd-journal08:54:590
3572845992419,3cyclictest3865679-21ntpq11:20:230
3572845992419,3cyclictest3741617-21apt-get09:45:120
3572845992418,4cyclictest3912568-21irqcore12:00:170
357284599241,3cyclictest3696041-21diskmemload12:10:100
357284599241,21cyclictest3880153-21latency_hist11:35:000
357284599241,21cyclictest3734901-21apt-get09:40:140
3572853992319,2cyclictest3696041-21diskmemload10:40:163
3572853992319,2cyclictest0-21swapper/309:31:203
3572853992319,2cyclictest0-21swapper/307:35:173
357285399231,2cyclictest3930720-21apt-get12:15:133
357285399231,2cyclictest0-21swapper/311:20:343
357285399231,2cyclictest0-21swapper/309:27:143
357285399231,2cyclictest0-21swapper/307:55:113
357285399231,21cyclictest3713024-21ntp_states09:20:213
357285399231,21cyclictest3696041-21diskmemload11:40:173
357285399231,20cyclictest3696041-21diskmemload09:40:173
357285399231,20cyclictest0-21swapper/310:20:023
357285399230,4cyclictest3823953-21sh10:50:143
357285399230,20cyclictest0-21swapper/312:10:133
357285399230,20cyclictest0-21swapper/310:45:123
357285399230,20cyclictest0-21swapper/310:05:143
357285399230,1cyclictest0-21swapper/308:07:003
3572851992319,3cyclictest3960338-21ntpq12:35:192
3572851992318,4cyclictest3854388-21ssh11:13:182
3572851992318,3cyclictest3719614-21ssh09:25:202
3572851992316,5cyclictest3671414-21irqcore08:45:172
357285199231,2cyclictest3696041-21diskmemload09:14:192
357285199231,2cyclictest3639614-21apt-get08:15:142
357285199231,21cyclictest3598511-21apt-get07:35:122
357285199231,21cyclictest0-21swapper/208:35:122
357285199231,20cyclictest3696041-21diskmemload11:45:472
357285199231,20cyclictest3696041-21diskmemload11:43:362
357285199231,20cyclictest3696041-21diskmemload09:45:062
357285199231,20cyclictest3696041-21diskmemload09:42:322
357285199230,3cyclictest3779835-21gltestperf10:15:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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