You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-10 - 15:06
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 Fri Jul 10, 2026 00:45:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256622206173,22sleep20-21swapper/219:05:492
238562206174,21sleep10-21swapper/119:05:051
258032205171,23sleep00-21swapper/019:07:320
139491204171,22phc2sys0-21swapper/319:05:383
259942164124,14sleep00-21swapper/019:10:010
2877121380,6sleep02628599cyclictest23:45:110
26286996825,4cyclictest25-21ksoftirqd/120:25:191
26286996626,3cyclictest25-21ksoftirqd/119:45:001
104682600,2sleep30-21swapper/322:00:013
26286995919,4cyclictest25-21ksoftirqd/122:50:271
26287995821,4cyclictest33-21ksoftirqd/223:10:002
26286995819,7cyclictest25-21ksoftirqd/123:55:201
26286995719,9cyclictest25-21ksoftirqd/122:40:281
26286995625,10cyclictest25-21ksoftirqd/120:50:001
26286995622,6cyclictest25-21ksoftirqd/100:22:191
26286995619,8cyclictest25-21ksoftirqd/122:35:121
26286995619,8cyclictest25-21ksoftirqd/122:35:111
26286995619,6cyclictest25-21ksoftirqd/123:45:011
26286995618,9cyclictest25-21ksoftirqd/121:15:251
26286995617,8cyclictest25-21ksoftirqd/119:55:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional