You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-20 - 15:30
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 100 highest latencies:
System rack4slot4.osadl.org (updated Fri Mar 20, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71660rcu_preempt0-21swapper/312:28:203
71660rcu_preempt0-21swapper/312:28:203
71660rcu_preempt0-21swapper/312:28:203
71620rcu_preempt0-21swapper/012:18:290
71620rcu_preempt0-21swapper/012:18:290
235599543cyclictest6136-21apt-get11:12:010
235599543cyclictest6136-21apt-get11:12:010
235599521cyclictest16225-21taskset10:32:040
235599521cyclictest16225-21taskset10:32:040
235599521cyclictest16225-21taskset10:32:040
2355995215cyclictest4291-21ntp_states07:17:120
2355995215cyclictest4291-21ntp_states07:17:120
235599513cyclictest11129-21ntp_states10:22:170
235599513cyclictest11129-21ntp_states10:22:170
235599512cyclictest2279-21df_inode12:02:090
235599512cyclictest2279-21df_inode12:02:090
235599512cyclictest2279-21df_inode12:02:090
235599511cyclictest10740-21apt-get07:42:020
235599511cyclictest10740-21apt-get07:42:020
235599511cyclictest10740-21apt-get07:42:020
235599503cyclictest1958-21snmpd10:37:090
235599503cyclictest1958-21snmpd10:37:090
235599503cyclictest1958-21snmpd10:37:090
235599502cyclictest7499-21apt-get12:12:010
235599502cyclictest7499-21apt-get12:12:010
235599502cyclictest7499-21apt-get12:12:010
235599502cyclictest31086-21/usr/sbin/munin10:57:190
235599502cyclictest31086-21/usr/sbin/munin10:57:190
235599502cyclictest31086-21/usr/sbin/munin10:57:190
235599501cyclictest512-21apt-get09:02:030
235599501cyclictest512-21apt-get09:02:030
235599501cyclictest512-21apt-get09:02:030
235599501cyclictest21779-21/usr/sbin/munin10:42:160
235599501cyclictest21779-21/usr/sbin/munin10:42:160
235599501cyclictest21779-21/usr/sbin/munin10:42:160
2355995018cyclictest20619-21ssh11:37:110
2355995018cyclictest20619-21ssh11:37:110
2355995018cyclictest20619-21ssh11:37:110
71490rcu_preempt0-21swapper/012:36:090
71490rcu_preempt0-21swapper/012:36:090
235599494cyclictest0-21swapper/012:31:450
235599494cyclictest0-21swapper/012:31:450
235599494cyclictest0-21swapper/012:31:450
235599494cyclictest0-21swapper/010:06:480
235599494cyclictest0-21swapper/010:06:480
235599494cyclictest0-21swapper/010:06:480
235599493cyclictest0-21swapper/012:22:090
235599493cyclictest0-21swapper/012:22:090
235599493cyclictest0-21swapper/012:08:230
235599493cyclictest0-21swapper/012:08:230
235599493cyclictest0-21swapper/011:47:090
235599493cyclictest0-21swapper/011:47:090
235599493cyclictest0-21swapper/011:42:020
235599493cyclictest0-21swapper/011:42:020
235599493cyclictest0-21swapper/010:08:350
235599493cyclictest0-21swapper/010:08:350
235599492cyclictest30587-21ssh09:59:330
235599492cyclictest30587-21ssh09:59:330
235599492cyclictest30587-21ssh09:59:330
235599492cyclictest23330-21/usr/sbin/munin09:47:050
235599492cyclictest23330-21/usr/sbin/munin09:47:050
235599492cyclictest21704-21munin-run08:21:510
235599492cyclictest21704-21munin-run08:21:510
235599492cyclictest21704-21munin-run08:21:510
235599492cyclictest17555-21/usr/sbin/munin09:37:090
235599492cyclictest17555-21/usr/sbin/munin09:37:090
235599492cyclictest17555-21/usr/sbin/munin09:37:090
235599492cyclictest15577-21chrt11:27:300
235599492cyclictest15577-21chrt11:27:300
235599492cyclictest15577-21chrt11:27:300
235599491cyclictest7653-21apt-get10:17:020
235599491cyclictest7653-21apt-get10:17:020
235599491cyclictest20033-21ssh11:36:440
235599491cyclictest20033-21ssh11:36:440
235599491cyclictest16285-21/usr/sbin/munin08:02:220
235599491cyclictest16285-21/usr/sbin/munin08:02:220
235599491cyclictest16285-21/usr/sbin/munin08:02:220
2355994917cyclictest1182-21ntp_states11:02:150
2355994917cyclictest1182-21ntp_states11:02:150
2355994917cyclictest1182-21ntp_states11:02:150
2355994916cyclictest0-21swapper/007:12:090
2355994916cyclictest0-21swapper/007:12:090
2355994910cyclictest19059-21apt-get08:12:010
2355994910cyclictest19059-21apt-get08:12:010
71480rcu_preempt3450-21kworker/1:012:07:141
71480rcu_preempt3450-21kworker/1:012:07:141
235599484cyclictest0-21swapper/011:23:150
235599484cyclictest0-21swapper/011:23:150
235599484cyclictest0-21swapper/011:23:150
235599483cyclictest0-21swapper/011:07:450
235599483cyclictest0-21swapper/011:07:450
235599483cyclictest0-21swapper/010:27:180
235599483cyclictest0-21swapper/010:27:180
235599483cyclictest0-21swapper/010:16:350
235599483cyclictest0-21swapper/010:16:350
235599483cyclictest0-21swapper/009:41:590
235599483cyclictest0-21swapper/009:41:590
235599483cyclictest0-21swapper/009:17:140
235599483cyclictest0-21swapper/009:17:140
235599482cyclictest9807-21/usr/sbin/munin07:37:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional