You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-28 - 18:48
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 Sat Mar 28, 2026 12:45:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
164222206172,22sleep20-21swapper/207:08:162
139491206171,23phc2sys0-21swapper/307:07:153
162782203170,22sleep00-21swapper/007:06:210
163712201168,22sleep10-21swapper/107:07:351
2901121610,2sleep30-21swapper/309:50:123
190121590,2sleep30-21swapper/311:05:253
136832630,4sleep31699899cyclictest10:25:133
223702620,4sleep022373-21unixbench_multi08:25:240
16996996212,23cyclictest21595-21latency_hist09:35:002
26722570,6sleep21699699cyclictest07:45:192
1699699571,33cyclictest32302-21latency_hist08:50:012
112482570,1sleep00-21swapper/011:25:190
139391560,1ptp4l401ktimersoftd/311:11:513
16998994539,4cyclictest19606-21cron11:45:003
16995994539,3cyclictest30002-21irqrtprio12:05:181
139391440,0ptp4l401ktimersoftd/308:19:063
16996994329,12cyclictest5295-21cron11:15:002
1699599437,4cyclictest25-21ksoftirqd/111:20:001
139391430,0ptp4l401ktimersoftd/311:46:463
134391430,6getstats1699899cyclictest08:09:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional