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Re: [atomic-devel] Fedora 26 change: using overlayfs as default



On 01/05/2017 05:39 PM, Colin Walters wrote:
> On Thu, Jan 5, 2017, at 07:22 PM, Josh Berkus wrote:
> 
>> Also, performance is MUCH better on PostgreSQL pgbench than devicemapper
>> is.  Like 3X better.
> 
> You really should not store databases (or any persistent data)
> in the container's rootfs.  Use kubernetes PVs, etc., or for
> a real pet database, a host volume pinned to a node 
> with specifically provisioned storage, etc.

The purpose of this test was to test OverlayFS, which I could only do if
the data was stored in the container.

I pointed out upthread why it's necessary to do this; not interested in
repeating myself.

-- 
--
Josh Berkus
Project Atomic
Red Hat OSAS


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