Re: Console Proxy VM has high CPU usage

2024-02-26 Thread Daan Hoogland
hey Leo, you are @kohrar are you? (https://github.com/apache/cloudstack/pull/8694) as discussed further improvements might be desirable. On Wed, Feb 21, 2024 at 7:36 PM Leo Leung wrote: > > I did some basic performance analysis on the Java process and it appears the > high CPU usage stems from

Re: Console Proxy VM has high CPU usage

2024-02-21 Thread Leo Leung
I did some basic performance analysis on the Java process and it appears the high CPU usage stems from the NIOSocketInputStream class which is part of the new secure KVM VNC feature released with ACS 4.18. In the mean time, I've sized up the Console Proxy VM compute offering with more CPUs (1

Re: Console Proxy VM has high CPU usage

2024-02-20 Thread Leo Leung
Just a quick update: - I see 100% CPU on the console proxy's java process if one or more VNC session is in use, even if nothing is happening in the session (such as a blank screen). Is this normal? - The persistent 100% CPU appears to be triggered when I try to VNC to the console proxy itself.

Console Proxy VM has high CPU usage

2024-02-20 Thread Leo Leung
Hello everyone, I am running CloudStack 4.18 and 4.19 in two separate environments and notice that in both environments, the Console Proxy SystemVM is pretty much pegging its single CPU. Logging in to the SystemVM, top reports the java process that handles the VNC connections is constantly