You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-17 - 21:17
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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 rackdslot4.osadl.org (updated Tue Feb 17, 2026 12:45:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
209042213180,22sleep00-21swapper/007:07:410
208752202167,23sleep10-21swapper/107:07:171
138591202167,24phc2sys0-21swapper/307:06:503
209012195163,21sleep20-21swapper/207:07:392
15492790,5sleep21424-21latency_hist08:40:002
21386996832,4cyclictest25-21ksoftirqd/112:29:591
21386996330,3cyclictest25-21ksoftirqd/112:00:001
21386996329,7cyclictest25-21ksoftirqd/109:50:001
21386996329,7cyclictest25-21ksoftirqd/109:50:001
21386996231,5cyclictest25-21ksoftirqd/112:35:101
21386996230,4cyclictest25-21ksoftirqd/107:30:271
21386996028,4cyclictest25-21ksoftirqd/110:50:011
21386996027,8cyclictest25-21ksoftirqd/110:15:131
21386996027,4cyclictest25-21ksoftirqd/110:10:191
21386995926,4cyclictest25-21ksoftirqd/110:50:281
21385995929,3cyclictest9-21ksoftirqd/010:00:260
21386995826,4cyclictest25-21ksoftirqd/110:30:191
21386995826,3cyclictest25-21ksoftirqd/108:10:171
21386995826,3cyclictest25-21ksoftirqd/108:10:171
21386995824,4cyclictest25-21ksoftirqd/108:45:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional