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

[Josh Berkus <jberkus redhat com>]

On 01/05/2017 05:15 PM, Jeremy Eder wrote:
> On Thu, Jan 5, 2017 at 7:22 PM, Josh Berkus <jberkus redhat com
> <mailto:jberkus redhat com>>wrote:
> 
>     Also, performance is MUCH better on PostgreSQL pgbench than devicemapper
>     is.  Like 3X better.
> 
> 
> Details please?  Were you using the loopback dm driver?

I was using whatever is the default with Atomic docker-storage-setup.

It wasn't actually a rigourous test; I was mostly interested in
verifying that Overlay wasn't *slower*.  If we have a reason to want a
rigorous test, I'll playbook something and get numbers.

-- 
--
Josh Berkus
Project Atomic
Red Hat OSAS