[openstack-dev] [Openstack-operators] [Neutron] Deprecating the use_namespaces option - Now's the time to speak up!
amuller at redhat.com
Tue Mar 24 19:21:50 UTC 2015
Note that https://review.openstack.org/#/c/166888/ has been merged.
This means that the option has been deprecated for K and will be
removed in L. Anyone using the non-default value of False will be looking
at errors in his logs.
----- Original Message -----
> On 3/23/2015 3:56 AM, Miguel Ángel Ajo wrote:
> > I see you point Van,
> > In the other hand, removing it, cleans up lot of conditional code parts
> > (moving parts at the other side),
> > and also the non-netns case is not tested by upstream CI, AFAIK, so it
> > could be broken anytime
> > and we would not notice it.
> > Miguel Ángel Ajo
> > On Monday, 23 de March de 2015 at 9:25, Van Leeuwen, Robert wrote:
> >>> I think there are valid reasons to not use namespaces:
> >>> * Fewer moving parts == less can potentialy fail
> >>> * Troubleshooting is easier due to less places to look / need no
> >>> familiarity with namespaces & tools
> >>> * If I remember correctly setting up a namespace can get really
> >>> slow when you have a lot of them on a single machine
> >> > IMHO, those shouldn’t be valid reasons anymore, since they were due
> >> > iproute, or sudo issues
> >> > that have been corrected long ago, and all distros installing neutron
> >> > are supporting netns at this
> >> Well, you exactly made my point:
> >> There is lots that can and will go wrong with more moving parts.
> >> That they are fixed at the moment does not mean that there will not be
> >> a new bug in the future…
> >> Cheers,
> >> Robert van Leeuwen
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> FWIW we were doing CI without namespaces before Kilo simply due to RHEL
> 6.5 not having the support w/o a kernel patch.
> Since Kilo dropped py26 support we moved to RHEL 7* for py27 and that
> has namespace support so it's no longer an issue for us.
> Matt Riedemann
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