You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-01 - 11:30
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.
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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot6.osadl.org (updated Fri May 01, 2026 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1171321100,6chrt11716-21missed_timers21:25:271
277039910277,12cyclictest14-21ksoftirqd/023:55:150
27703999981,9cyclictest14-21ksoftirqd/022:05:100
2713029916,38sleep00-21swapper/019:05:490
27703999779,9cyclictest14-21ksoftirqd/019:25:140
27703999772,15cyclictest14-21ksoftirqd/000:00:140
27703999679,12cyclictest14-21ksoftirqd/000:15:410
27703999262,17cyclictest14-21ksoftirqd/022:30:160
27703999065,17cyclictest14-21ksoftirqd/023:05:150
27703999063,14cyclictest14-21ksoftirqd/021:20:130
27703998961,18cyclictest14-21ksoftirqd/022:55:230
27703998858,17cyclictest14-21ksoftirqd/020:10:140
27703998766,10cyclictest14-21ksoftirqd/021:05:150
27703998760,18cyclictest14-21ksoftirqd/019:40:140
27703998759,18cyclictest14-21ksoftirqd/021:30:130
27703998758,19cyclictest14-21ksoftirqd/022:00:130
27703998758,16cyclictest14-21ksoftirqd/023:15:150
2668728710,65sleep126739-21ps19:05:251
168492870,6chrt0-21swapper/121:40:221
27703998458,17cyclictest14-21ksoftirqd/020:30:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional