[openstack-dev] [nova] minimum review period for functional changes that break backwards compatibility

Andreas Jaeger aj at suse.com
Sun Dec 29 17:57:55 UTC 2013

On 12/29/2013 03:53 PM, Clint Byrum wrote:
> Excerpts from Andreas Jaeger's message of 2013-12-28 23:05:45 -0800:
>> On 12/29/2013 07:50 AM, Robert Collins wrote:
>>> One possible reason to want a different judgment call is that the
>>> logic about impacted OS's was wrong - I claimed (correctly) that every
>>> OS has support for ext4, but neglected to consider the 13 year
>>> lifespan of RHEL...
>>> https://access.redhat.com/site/support/policy/updates/errata/ shows
>>> that RHEL 3 and 4 are both still supported, and neither support ext4.
>>> So folk that are running apps in those legacy environments indeed
>>> cannot move.
>> SUSE Linux Enterprise Server 11 comes with ext3 as default as well - and
>> does not include ext4 support, so this really a bad change for SLES,
> Perhaps people should run SP3?
> https://www.suse.com/releasenotes/x86_64/SUSE-SLES/11-SP3/
> Claims that ext4 write support is included, it just has to be toggled
> to on.

Writing to it is not "officially supported" by SUSE with SP3 (see
section 14.4.2). So, yes, it works but you can't ask for support...

> It is also worth noting that this is just a convenience filesystem. You
> can mkfs whatever you want on top of the block device.

I wasn't aware of this - still it's a difference here where you cannot
just use the device...

 Andreas Jaeger aj@{suse.com,opensuse.org} Twitter/Identica: jaegerandi
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