You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-09 - 11:31
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: 50 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 rack5slot7.osadl.org (updated Thu Apr 09, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18236224600,12sleep013633-1kworker/u3:119:06:390
184199913077,33cyclictest2615-21apt-get22:28:220
184199912976,31cyclictest2118-21users23:59:570
184199912872,32cyclictest19811-21ssh21:43:440
184199912775,32cyclictest16070-21apt-get21:33:190
184199912770,37cyclictest8837-21sh22:45:220
184199912672,32cyclictest18918-21ssh21:40:330
184199912572,32cyclictest3259-21fw_conntrack00:03:590
184199912572,32cyclictest20954-21sh23:20:380
184199912571,33cyclictest27499-21switchtime23:39:370
184199912471,34cyclictest29719-21ssh23:46:300
184199912270,34cyclictest1690-21snmpd00:15:040
184199912268,35cyclictest12736-21sh00:31:240
184199912169,33cyclictest5567-21ssh22:36:170
184199912068,31cyclictest1944-21sh22:25:220
184199911967,30cyclictest31952-21df_inode22:18:520
184199911867,29cyclictest9507-21ssh00:22:220
184199911765,33cyclictest12491-21ssh21:22:550
184199911668,28cyclictest19446-21ssh23:16:470
184199911666,30cyclictest15736-21ssh23:05:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional