You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-09-16 - 23:47
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 50 highest latencies:
System rackeslot4.osadl.org (updated Tue Sep 16, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58577499300,3cyclictest0-21swapper/110:22:281
58578799260,5cyclictest804694-21sort10:25:183
58578099260,2cyclictest191rcu_preempt08:25:012
58578099260,20cyclictest191rcu_preempt07:50:002
585787992520,3cyclictest823158-21apt-get10:40:143
58578799251,21cyclictest704370-21apt-get09:05:133
58578799251,21cyclictest678894-21apt-get08:40:093
58578799251,21cyclictest622678-21apt-get07:45:153
58578799250,5cyclictest628270-21sed07:50:173
58578799250,23cyclictest860072-21ssh11:07:023
58578799250,21cyclictest797869-21ssh10:20:133
58578099251,22cyclictest601518-21apt-get07:25:122
58578099251,22cyclictest601518-21apt-get07:25:112
58578099251,21cyclictest800129-21kthreadcore10:20:192
58578099251,21cyclictest709196-21diskmemload11:40:042
58578099250,23cyclictest844736-21grep10:55:182
58577499252,2cyclictest741013-21apt-get09:35:121
58577499252,20cyclictest734727-21apt-get09:30:141
58577499250,23cyclictest948196-21taskset12:15:411
58577499250,23cyclictest948196-21taskset12:15:411
58578799242,2cyclictest892755-21apt-get11:35:133
585787992419,3cyclictest934993-21ssh12:05:243
585787992419,3cyclictest738727-21ntpq09:30:223
585787992419,3cyclictest606961-21apt-get07:30:043
585787992418,5cyclictest616910-21basename07:40:003
585787992417,5cyclictest822831-21cron10:40:003
58578799241,2cyclictest0-21swapper/309:40:153
58578799241,21cyclictest776512-21ntpq10:00:213
58578799241,20cyclictest709196-21diskmemload11:45:113
58578799241,20cyclictest709196-21diskmemload10:50:023
58578799241,20cyclictest673397-21apt-get08:35:133
58578799241,20cyclictest0-21swapper/310:10:093
58578799240,22cyclictest586785-21grep07:10:173
585780992419,3cyclictest810836-21perl10:30:142
58578099241,2cyclictest699272-21apt-get09:00:142
58578099241,22cyclictest709196-21diskmemload12:23:282
58578099241,21cyclictest709196-21diskmemload10:47:132
58578099241,21cyclictest709196-21diskmemload09:55:422
58578099241,21cyclictest709196-21diskmemload09:55:422
58578099241,21cyclictest709196-21diskmemload09:50:292
58578099240,22cyclictest791150-21apt-get10:15:042
58578099240,22cyclictest709196-21diskmemload11:35:032
58578099240,22cyclictest632981-21df_inode07:55:132
58578099240,20cyclictest0-21swapper/209:05:132
58577499241,3cyclictest3471731-21systemd-journal12:00:011
58577499241,19cyclictest829851-21apt-get10:45:131
58577199242,21cyclictest612072-21apt-get07:35:100
585771992421,2cyclictest722125-21apt-get09:20:120
585771992420,2cyclictest772545-21apt-get10:00:140
58577199241,3cyclictest694172-21apt-get08:55:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional