You're preaching to the converted, Eugen. ;) On Thu, 13 Dec 2012 16:07:55 +0100, Eugen Leitl <eugen@leitl.org> wrote: > ----- Forwarded message from Gordan Bobic <gordan.bobic@gmail.com> > ----- > > From: Gordan Bobic <gordan.bobic@gmail.com> > Date: Thu, 13 Dec 2012 15:04:36 +0000 > To: zfs-discuss@zfsonlinux.org > Subject: Re: [zfs-discuss] Re: ZoL + MySQL server > Reply-To: zfs-discuss@zfsonlinux.org > > On Thu, Dec 13, 2012 at 2:51 PM, James Bailey > <paradoxbound@gmail.com> wrote: >> On 13 December 2012 14:30, Gordan Bobic <gordan.bobic@gmail.com> >> wrote: >>> >>> You forget Vserver, the best one of the lot. :) >> >> I have always been a fan of the system and kernel level apps. used >> virtuozzo extensively at a hosting company and did some horrendous >> overloading but it coped. >> >> I have never used Vserver and must confess I got it mixed up with >> the >> Linux Virtual Server. I am looking for some simple lightweight >> virtualisation/isolation for some large VPS. Lets see if this fits >> the bill. > > The killer feature of Vserver that none of the others have (and > Solaris zones > guidelines for bind-mounting /usr read-only try to approximate > (poorly)) is > the hashification of the files - it can search the guest subtrees for > identical > files between guests, and comes with a CoW hardlink feature for the > supported file systems (ext* at the moment). So both the disk and > memory > requirements can go down dramatically. > > I've been wanting such a CoW hardlink breaking feature in ZoL for > ages. > > Gordan > > ----- End forwarded message -----