Re: kvm on amd64 - 6G?

2008-08-30 Thread Stef
Barry Boes wrote: I could apply such a patch to my servers, but there are two disadvantages : o who wants to apply kernel patches to mission critical servers? Isn't that a linux thing (joke!) Unfortunately it's not. There's a whole raft of patches (with PR's filed) that are required

Re: kvm on amd64 - 6G?

2008-08-27 Thread Oliver Fromme
Barry Boes wrote: With the advent of ZFS, Solaris users are devoting 30G or more to their ARC caches today. If FreeBSD 8 is going to up the KVM size, is there a reason to not increase the limit to something that will not be reached in the lifetime of 8? 100GB? I think Alan Cox recently

Re: kvm on amd64 - 6G?

2008-08-27 Thread Kris Kennaway
Barry Boes wrote: With the advent of ZFS, Solaris users are devoting 30G or more to their ARC caches today. If FreeBSD 8 is going to up the KVM size, is there a reason to not increase the limit to something that will not be reached in the lifetime of 8? 100GB? It's easily configurable on

Re: kvm on amd64 - 6G?

2008-08-27 Thread Daniel O'Connor
On Wed, 27 Aug 2008, Kris Kennaway wrote: will now get you this: vm.kvm_free: 547729960960 vm.kvm_size: 549755809792 on HEAD. :-) Holy fat cache Batman! Any chance it could be made a tunable? -- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au

Re: kvm on amd64 - 6G?

2008-08-27 Thread Kris Kennaway
Daniel O'Connor wrote: On Wed, 27 Aug 2008, Kris Kennaway wrote: will now get you this: vm.kvm_free: 547729960960 vm.kvm_size: 549755809792 on HEAD. :-) Holy fat cache Batman! Any chance it could be made a tunable? I don't know what the impact might be of changing these constants to

Re: kvm on amd64 - 6G?

2008-08-27 Thread Kris Kennaway
Barry Boes wrote: I could apply such a patch to my servers, but there are two disadvantages : o who wants to apply kernel patches to mission critical servers? Isn't that a linux thing (joke!) A trivial tweak would let you set both parameters in your kernel configuration as an option.

Re: kvm on amd64 - 6G?

2008-08-27 Thread Barry Boes
I could apply such a patch to my servers, but there are two disadvantages : o who wants to apply kernel patches to mission critical servers? Isn't that a linux thing (joke!) o what about apps like the linuxulator that might not stand for this? On the tunable option : with today's