Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-11 Thread Daniel Lezcano
On 06/11/2010 11:08 AM, Gordan Bobic wrote: > On 06/11/2010 09:57 AM, Daniel Lezcano wrote: >> On 06/10/2010 10:54 PM, Gordon Henderson wrote: >>> On Thu, 10 Jun 2010, John Drescher wrote: >>> >>> BTW, a second option is lessfs. http://www.lessfs.com/wordpress/?page_id=50 >>> Wh

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-11 Thread Gordan Bobic
On 06/11/2010 09:57 AM, Daniel Lezcano wrote: > On 06/10/2010 10:54 PM, Gordon Henderson wrote: >> On Thu, 10 Jun 2010, John Drescher wrote: >> >> >>> BTW, a second option is lessfs. >>> >>> http://www.lessfs.com/wordpress/?page_id=50 >>> >> What about the KSM kernel option? It's aimed at KVM I thi

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-11 Thread Daniel Lezcano
On 06/10/2010 10:54 PM, Gordon Henderson wrote: > On Thu, 10 Jun 2010, John Drescher wrote: > > >> BTW, a second option is lessfs. >> >> http://www.lessfs.com/wordpress/?page_id=50 >> > What about the KSM kernel option? It's aimed at KVM I think and in the > kernel from 2.6.32. See: > >

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread Daniel Lezcano
On 06/10/2010 10:35 PM, John Drescher wrote: > BTW, a second option is lessfs. > > http://www.lessfs.com/wordpress/?page_id=50 > > John Thanks for the pointer. -- Daniel -- ThinkGeek and WIRED's GeekDad team up for th

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread C Anthony Risinger
On Thu, Jun 10, 2010 at 3:54 PM, Gordon Henderson wrote: > On Thu, 10 Jun 2010, John Drescher wrote: > >> BTW, a second option is lessfs. >> >> http://www.lessfs.com/wordpress/?page_id=50 > > What about the KSM kernel option? It's aimed at KVM I think and in the > kernel from 2.6.32. i'm not real

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread Gordan Bobic
On 06/10/2010 09:31 PM, Daniel Lezcano wrote: > On 06/10/2010 11:25 AM, Gordan Bobic wrote: >> On 06/09/2010 11:47 PM, Daniel Lezcano wrote: >>> On 06/09/2010 10:46 PM, Gordan Bobic wrote: On 06/09/2010 09:08 PM, Daniel Lezcano wrote: > On 06/09/2010 08:45 PM, Gordan Bobic wrote: >> Is

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread Gordan Bobic
On 06/10/2010 09:35 PM, John Drescher wrote: > BTW, a second option is lessfs. > > http://www.lessfs.com/wordpress/?page_id=50 Interesting project, but again, in this context, similar problem to btrfs (or any other FS) - without VServer type COW hard-links, no RAM savings to go with the space sa

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread Daniel Lezcano
On 06/10/2010 11:25 AM, Gordan Bobic wrote: > On 06/09/2010 11:47 PM, Daniel Lezcano wrote: > >> On 06/09/2010 10:46 PM, Gordan Bobic wrote: >> >>> On 06/09/2010 09:08 PM, Daniel Lezcano wrote: >>> On 06/09/2010 08:45 PM, Gordan Bobic wrote: > Is there a fe

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread John Drescher
BTW, a second option is lessfs. http://www.lessfs.com/wordpress/?page_id=50 John -- ThinkGeek and WIRED's GeekDad team up for the Ultimate GeekDad Father's Day Giveaway. ONE MASSIVE PRIZE to the lucky parental unit. S

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread Gordon Henderson
On Thu, 10 Jun 2010, John Drescher wrote: > BTW, a second option is lessfs. > > http://www.lessfs.com/wordpress/?page_id=50 What about the KSM kernel option? It's aimed at KVM I think and in the kernel from 2.6.32. See: http://lwn.net/Articles/306704/ and http://lwn.net/Articles/330589/ No

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread Gordan Bobic
On 06/10/2010 09:54 PM, Gordon Henderson wrote: > On Thu, 10 Jun 2010, John Drescher wrote: > >> BTW, a second option is lessfs. >> >> http://www.lessfs.com/wordpress/?page_id=50 > > What about the KSM kernel option? It's aimed at KVM I think and in the > kernel from 2.6.32. See: > >http://lwn.

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-10 Thread Gordan Bobic
On 06/09/2010 11:47 PM, Daniel Lezcano wrote: > On 06/09/2010 10:46 PM, Gordan Bobic wrote: >> On 06/09/2010 09:08 PM, Daniel Lezcano wrote: >>> On 06/09/2010 08:45 PM, Gordan Bobic wrote: Is there a feature that allows unifying identical files between guests via hard-links to save both s

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-09 Thread Daniel Lezcano
On 06/09/2010 10:46 PM, Gordan Bobic wrote: > On 06/09/2010 09:08 PM, Daniel Lezcano wrote: > >> On 06/09/2010 08:45 PM, Gordan Bobic wrote: >> >>> Is there a feature that allows unifying identical files between guests >>> via hard-links to save both space and memory (on shared libraries)

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-09 Thread Gordan Bobic
On 06/09/2010 09:08 PM, Daniel Lezcano wrote: > On 06/09/2010 08:45 PM, Gordan Bobic wrote: >> Is there a feature that allows unifying identical files between guests >> via hard-links to save both space and memory (on shared libraries)? >> VServers has a feature for this called hashify, but I haven

Re: [Lxc-users] Copy-on-write hard-link / hashify feature

2010-06-09 Thread Daniel Lezcano
On 06/09/2010 08:45 PM, Gordan Bobic wrote: > Is there a feature that allows unifying identical files between guests > via hard-links to save both space and memory (on shared libraries)? > VServers has a feature for this called hashify, but I haven't been able > to find such a thing in LXC document