You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-11 - 06:55
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 20 highest latencies:
System rackdslot3.osadl.org (updated Sun Jan 11, 2026 00:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
211022229163,22sleep00-21swapper/019:06:240
139491225197,19phc2sys0-21swapper/319:07:593
212042205172,22sleep20-21swapper/219:07:392
212082203170,22sleep10-21swapper/119:07:421
139391570,0ptp4l401ktimersoftd/322:25:153
216082530,6sleep321600-21missed_timers20:15:223
262322480,2sleep20-21swapper/221:35:012
57898470,12rtkit-daemon577-21rtkit-daemon00:33:400
139391420,0ptp4l401ktimersoftd/321:03:343
21678994136,3cyclictest25-21ksoftirqd/119:45:001
21677994034,3cyclictest9-21ksoftirqd/000:00:000
21677993934,3cyclictest9-21ksoftirqd/000:09:590
139391390,0ptp4l401ktimersoftd/320:38:583
21678993831,5cyclictest25-21ksoftirqd/100:34:191
21678993731,4cyclictest25-21ksoftirqd/120:30:291
21678993731,4cyclictest25-21ksoftirqd/120:30:291
21677993732,3cyclictest9-21ksoftirqd/022:40:000
139391370,0ptp4l401ktimersoftd/323:15:183
21680993629,4cyclictest41-21ksoftirqd/300:00:473
21679993631,3cyclictest33-21ksoftirqd/220:25:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional