You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-12 - 11:27
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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 50 highest latencies:
System rackeslot2.osadl.org (updated Wed Aug 12, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
415974721700,2sleep30-21swapper/322:10:023
7502721110,2sleep30-21swapper/323:20:333
1271222740,1sleep0127120-21ssh23:55:450
508412730,1sleep050845-21tr23:05:310
41138342390,2sleep30-21swapper/321:36:233
3922283992724,2cyclictest4159672-21grep22:10:021
3922282992320,2cyclictest3985515-21munin-plugin-st20:00:010
3922282992320,2cyclictest0-21swapper/022:25:010
3922282992314,6cyclictest38274-21timerwakeupswit22:55:350
3922284992219,1cyclictest0-21swapper/223:05:292
3922283992219,2cyclictest4122662-21grep21:45:021
3922282992219,2cyclictest0-21swapper/023:45:020
3922282992218,3cyclictest0-21swapper/021:55:010
3922282992212,5cyclictest714-21gdbus21:05:020
3922284992118,1cyclictest0-21swapper/223:25:012
3922283992118,2cyclictest91583-21cron23:35:011
3922283992118,2cyclictest4167050-21grep22:15:021
3922283992118,2cyclictest188472-21gpgconf00:40:011
3922282992115,5cyclictest17450-21cron22:45:000
3922282992115,2cyclictest4073679-21grep21:10:300
3922284992017,1cyclictest0-21swapper/223:45:022
3922284992017,1cyclictest0-21swapper/222:25:002
3922284992017,1cyclictest0-21swapper/222:05:012
3922284992017,1cyclictest0-21swapper/200:20:012
3922283992017,2cyclictest4174469-21sh22:20:021
3922283992017,2cyclictest4034301-21sh20:40:011
392228299208,6cyclictest0-21swapper/021:35:070
3922282992017,2cyclictest3942711-21grep19:25:000
392228299201,13cyclictest3997963-21apt-get20:10:080
3922284991917,1cyclictest0-21swapper/220:00:012
3922284991916,1cyclictest0-21swapper/220:30:022
392228499191,11cyclictest0-21swapper/220:10:022
3922283991916,2cyclictest4085534-21dump-pmu-power21:20:001
3922283991914,3cyclictest168673-21kthreadcore00:25:281
392228299199,5cyclictest0-21swapper/023:30:230
392228299193,3cyclictest77037-21latency_hist23:25:020
3922282991916,2cyclictest0-21swapper/021:05:260
3922282991915,3cyclictest4100336-21systemd21:30:010
3922282991911,7cyclictest92372-21cpuspeed_turbos23:35:230
3922282991911,2cyclictest1157598rtkit-daemon00:30:380
3922282991910,6cyclictest4100650-21apt-get21:30:070
3922283991816,1cyclictest1-21systemd21:55:011
3922283991815,2cyclictest60033-21phc2sys23:10:331
3922283991815,2cyclictest48602-21sh23:05:271
3922283991812,4cyclictest0-21swapper/123:55:011
392228299187,5cyclictest152277-21cut00:15:280
392228299183,1cyclictest191rcu_preempt22:31:080
3922282991815,2cyclictest4129818-21cron21:50:010
3922282991815,2cyclictest121164-21cron23:55:000
3922282991815,2cyclictest0-21swapper/020:30:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional