"Thomas Markwalder via RT" <dhcp-confidential@isc.org> writes:

> Hello Pavel:
Hello Thomas, 
>
> We were able to reproduce it under Fedora 23.  Ubuntu and Centos 7
> seem to be immune.  We have an alternative patch that is under review
> and can forward it to you for testing once reviewed.
This is strange. Centos uses same codebase as RHEL (binary compatible)
and issue has been reported by RHEL Customer. Customer confirmed that
RHEL6's version (4.1.1) is not affected but RHEL7's is 
>
> Our testing here with 4.3.3 under Fedora does confirm an eventual
> inability to make further OMAPI connections, but the server does
> continue to service DHCP clients.  The code limits the number of open
> FDs to 200.  As 4.2* is EOL, we did not test it, though same patch
> could be applied to it.
Thank you!

>
> Regards,
>
> Thomas Markwalder
> ISC Sofware Engineering

-- 
PAVEL ZHUKOV
SOFTWARE ENGINEER, RHCE, RHCVA
Red Hat 
pzhukov@redhat.com    IM: IRC: landgraf