You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-05 - 12:15
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.

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 rack4slot1.osadl.org (updated Wed Nov 05, 2025 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1943621390,3sleep30-21swapper/322:42:393
1943621390,3sleep30-21swapper/322:42:393
1401521250,3chrt0-21swapper/023:13:150
1401521250,3chrt0-21swapper/023:13:150
2770521200,4sleep20-21swapper/223:28:442
3139621190,3sleep227-21ksoftirqd/222:55:482
3139621190,3sleep227-21ksoftirqd/222:55:482
1164921190,2chrt0-21swapper/219:50:472
181221070,3sleep30-21swapper/300:13:343
181221070,3sleep30-21swapper/300:13:343
162632960,3sleep20-21swapper/222:39:372
162632960,3sleep20-21swapper/222:39:372
162632960,3sleep20-21swapper/222:39:372
55022940,3sleep20-21swapper/221:47:282
55022940,3sleep20-21swapper/221:47:282
100542860,4chrt0-21swapper/022:31:390
231022840,2sleep30-21swapper/300:00:403
231022840,2sleep30-21swapper/300:00:403
161592840,2chrt16160-21/usr/sbin/munin22:00:392
161592840,2chrt16160-21/usr/sbin/munin22:00:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional