You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-11-22 - 10:26
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 10 highest latencies:
System rackaslot0.osadl.org (updated Fri Nov 22, 2024 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2303321140,0sleep323012-21sshd21:19:533
132422830,1sleep113243-21sshd00:21:331
37822750,0sleep00-21swapper/022:14:290
1874326225,19sleep30-21swapper/319:05:403
295622600,1sleep329553-21sshd22:31:523
317762560,1sleep10-21swapper/121:53:201
1888525629,9sleep00-21swapper/019:07:210
197142550,0sleep00-21swapper/021:13:370
4132540,1sleep21546-21nfsd21:35:352
206942540,0sleep320695-21bash00:19:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional