Re: [Openstack] [Swift] Capturing performance penalities Physical versus VM

2014-02-21 Thread John Dickinson
There are 2 reasons you don't want to run Swift on VMs: 1) (minor reason, depending on the use case) performance. Virtualized IO is going to have worse performance for storage than bare metal. In some cases this may not matter, and in others you may use Super Awesome Virt (tm) that doesn't have

[Openstack] [Swift] Capturing performance penalities Physical versus VM

2014-02-21 Thread Adam Lawson
I have a large client who wants to execute a global deployment of Swift in Production but do it on VM's, shared storage and RAID. Read on after you stop laughing. Serenity now! Okay, their splendid idea is to start with VM's in Production, add physical hardware later then retire the VM's. This di