Re: [Xen-devel] LVM performance problems with large number of VGs

2016-04-01 Thread Syed Mushtaq
Thanks Roger. Will do that. -Syed On Fri, Apr 1, 2016 at 12:38 PM, Roger Pau Monné wrote: > On Fri, 1 Apr 2016, Syed Mushtaq wrote: > > Hi, > > > > I am testing out a system in which each Guest disk is mapped to a LUN on > a backend storage. I am using Xenserver 6.5 for this and creating an SR

Re: [Xen-devel] LVM performance problems with large number of VGs

2016-04-01 Thread Roger Pau Monné
On Fri, 1 Apr 2016, Syed Mushtaq wrote: > Hi, > > I am testing out a system in which each Guest disk is mapped to a LUN on a > backend storage. I am using Xenserver 6.5 for this and creating an SR with a > single VDI inside it for each Guest disk. > The way it would work is, from an LVM point of

Re: [Xen-devel] LVM performance problems with large number of VGs

2016-04-01 Thread Syed Mushtaq
I understand that Xenserver has a different channel but I thought of mailing here as it would target a wider audience and I believe the problem that I am facing would also surface itself within upstream Xen as well as Xen also uses LVM as one of its storage options and the problem is very specific

Re: [Xen-devel] LVM performance problems with large number of VGs

2016-04-01 Thread Wei Liu
On Fri, Apr 01, 2016 at 10:23:42AM -0400, Syed Mushtaq wrote: > Hi, > > I am testing out a system in which each Guest disk is mapped to a LUN on a > backend storage. I am using Xenserver 6.5 for this and creating an SR with > a single VDI inside it for each Guest disk. The way it would work is, fr

[Xen-devel] LVM performance problems with large number of VGs

2016-04-01 Thread Syed Mushtaq
Hi, I am testing out a system in which each Guest disk is mapped to a LUN on a backend storage. I am using Xenserver 6.5 for this and creating an SR with a single VDI inside it for each Guest disk. The way it would work is, from an LVM point of view, I would have a Volume Group (VG) for each virtu