[pve-devel] [RFC common] use more reliable checks in wait_for_vnc_port

[Wolfgang Bumiller]

On Tue, Jun 27, 2017 at 11:12:04AM +0200, Thomas Lamprecht wrote:
> 
> The only drawback is that we loop on a run_command, which is slower
> than just reading a file. A single loop needs about 1ms here vs the
> 60µs on the /proc/net/tcp read. But this isn't a api call which is
> used highly frequently but rather once per noVNC console open.

Another reason to add native netlink socket support to pve-common some
time soon.