From jonas.israelsson at elementary.se Thu Oct 27 05:42:35 2016 Content-Type: multipart/mixed; boundary="===============2829821065761221304==" MIME-Version: 1.0 From: Jonas Israelsson To: users at ovirt.org Subject: Re: [ovirt-users] oVirt engine and primary DNS Date: Thu, 27 Oct 2016 11:42:14 +0200 Message-ID: <81bbff8d-2942-586c-054c-047bb456fe8d@elementary.se> In-Reply-To: CAN8-ONrPXnyJb2wT1w1iS-q8FrUbg3Ss-_2hjJ9Of2jKi9SDnw@mail.gmail.com --===============2829821065761221304== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable This is a multi-part message in MIME format. --------------4AA68191197AEBF1E730D066 Content-Type: text/plain; charset=3Dutf-8; format=3Dflowed Content-Transfer-Encoding: 8bit On 27/10/16 11:34, Simone Tiraboschi wrote: > > > On Thu, Oct 27, 2016 at 10:17 AM, Jonas Israelsson = > > wrote: > > Greetings. > > We are under the impression if the machine that runs the > oVirt-engine looses it's primary nameserver, the oVirt web-ui > becomes more or less unresponsive. > > By primary I mean the nameserver at the top of resolv.conf > > In 3.x it was a disaster, 4.0 is far better, but for instance > trying to import storage domains just gives you a spinning wheel > when it's searching for nfs-domains to display. > > By reorder the nameservers in resolv.conf we got it working > yesterday during our 3.6 ---> 4.0 migration. > > Could someone confirm this, please ? > > > Yes, in order to correctly work, oVirt requires a working DNS also for = > reverse resolution. Well it's not like the machine (nor oVirt) doesn=E2=80=99t have a working D= NS. = My point is, I'm under the impression it only uses one (the first) from = resolv.conf and ignores the rest. Rgds, Jonas --------------4AA68191197AEBF1E730D066 Content-Type: text/html; charset=3Dutf-8 Content-Transfer-Encoding: 8bit



On 27/10/16 11:34, Simone Tiraboschi wrote:


On Thu, Oct 27, 2016 at 10:17 AM, Jonas Israelsson <jonas.israelsson(a)elementary.se><= /span> wrote:
Greetings.<= br>
We are under the impression if the machine that runs the oVirt-engine looses it's primary nameserver, the oVirt web-ui becomes more or less unresponsive.

By primary I mean the nameserver at the top of resolv.conf

In 3.x it was a disaster, 4.0 is far better, but for instance trying to import storage domains just gives you a spinning wheel when it's searching for nfs-domains to display.

By reorder the nameservers in resolv.conf we got it working yesterday during our 3.6 ---> 4.0 migration.

Could someone confirm this, please ?


Yes, in order to correctly work, oVirt requires a working DNS also for reverse resolution.
Well it's not like the machine (nor oVirt) doesn=E2=80=99t have a worki= ng DNS. My point is, I'm under the impression it only uses one (the first) from resolv.conf and ignores the rest.

Rgds,
Jonas


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