Re: [Qemu-devel] resetting a stale VNC connection

[David S. Ahern]

'egrep -r SO_KEEPALIVE qemu' did not turn up any hits for the VNC code.
Can it be enabled within qemu via command line arg?

I am not aware of an OS setting to enable keepalives for all sockets. Is
there one in RHEL5?

david



Avi Kivity wrote:
> David S. Ahern wrote:
>> Is there a monitor command (or other method) to force a VNC client
>> connection to close?
>>
>> It looks like the vnc code does not use keepalive probes. If the
>> connection is left hanging the VNC server will never drop it. I have hit
>> this condition a couple of times when a VPN connection drops while the
>> vncviewer is connected to a VM.
>>
>> Specific software version at the moment is kvm-81.
>>   
> 
> Why not just enable tcp keepalives?
>