Re: [kvm-devel] [Qemu-devel] Re: [PATCH] Add support for a configuration file

2008-05-14 Thread Javier Guerra
What about Lua? (http://www.lua.org) it started up as a configuration language, and evolved into a full programming language, while remaining _very_ light (less than 200K with all libraries), and wonderfully easy to embed into C programs. it lets you write things like: drives = { hda =

Re: [kvm-devel] [Qemu-devel] Re: [PATCH] Add support for a configuration file

2008-05-14 Thread Javier Guerra
On Wed, May 14, 2008 at 10:13 AM, Johannes Schindelin [EMAIL PROTECTED] wrote: On Wed, 14 May 2008, Javier Guerra wrote: What about Lua? (http://www.lua.org) it started up as a configuration language, and evolved into a full programming language, while remaining _very_ light (less

Re: [kvm-devel] [Qemu-devel] Re: [PATCH] Add support for a configuration file

2008-05-14 Thread Javier Guerra
On Wed, May 14, 2008 at 10:37 AM, Johannes Schindelin [EMAIL PROTECTED] wrote: On Wed, 14 May 2008, Javier Guerra wrote: when embedded, you get to choose what libraries are available. there are several examples of fairly secure settings. Why artificially make it complicated

Re: [kvm-devel] Feedback and errors

2008-05-04 Thread Javier Guerra Giraldez
On Friday 02 May 2008, Anthony Liguori wrote: What we really need is a global configuration file so that individual users can select these defaults according to what makes sense for them. i favor the idea of writing parameters into the boot image itself. -- Javier signature.asc Description:

Re: [kvm-devel] [Qemu-devel] Re: [PATCH 1/3] Refactor AIO interface to allow other AIO implementations

2008-04-22 Thread Javier Guerra
On Tue, Apr 22, 2008 at 3:10 AM, Avi Kivity [EMAIL PROTECTED] wrote: I'm rooting for btrfs myself. but could btrfs (when stable) work for migration? i'm curious about OCFS2 performance on this kind of load... when i manage to sell the idea of a KVM cluster i'd like to know if i should try

Re: [kvm-devel] [Qemu-devel] Re: [PATCH 1/3] Refactor AIO interface to allow other AIO implementations

2008-04-20 Thread Javier Guerra Giraldez
On Sunday 20 April 2008, Avi Kivity wrote: Also, I'd presume that those that need 10K IOPS and above will not place their high throughput images on a filesystem; rather on a separate SAN LUN. i think that too; but still that LUN would be accessed by the VM's via one of these IO emulation

Re: [kvm-devel] how increase performance of network io in kvm

2008-03-11 Thread Javier Guerra
On Mon, Mar 10, 2008 at 5:37 PM, Dor Laor [EMAIL PROTECTED] wrote: We published virtio network drivers for Linux but not yet for Windows. Our virtio drivers for windows are almost done (for rev#1), we'll surely release the binaries for them. great!! no need to fool around with xen/vmware

Re: [kvm-devel] Boot script

2008-03-11 Thread Javier Guerra
On Tue, Mar 11, 2008 at 4:38 PM, Matthias Pfafferodt [EMAIL PROTECTED] wrote: * set up the bridged network at boot trivially easy. in fact, it's easier to write a script than to do it by hand. * start all domains at boot time (or restore saved domains) from trivial to moderate, depending

Re: [kvm-devel] KVM architecture docs

2008-03-04 Thread Javier Guerra
On 3/4/08, Avi Kivity [EMAIL PROTECTED] wrote: apply to kvm guests. With mmu notifiers, the trend will grow even stronger. could you (or anybody) elaborate on that? the mmu-related threads show lots of progress, but it's way (way) out of my league. AFAICT, it's about the infrastructure to

Re: [kvm-devel] howto set up a virtual firewall?

2008-02-20 Thread Javier Guerra
On 2/20/08, Avi Kivity [EMAIL PROTECTED] wrote: Assuming you have eth0 on the host, tap0 on the host visible as eth0 in the guest, and tap1 in the host visible as eth1 in the guest, you can add a bridge between eth0 and tap0, and use tap1 as the nic in the host for IP (e.g. run 'dhclient

Re: [kvm-devel] [PATCH] qemu: use statically allocate 512 byte buffer in the stack for sector in bdrv_commit

2008-01-07 Thread Javier Guerra
On 1/7/08, Laurent Vivier [EMAIL PROTECTED] wrote: What I'm wondering now is: is it really useful to have cache=off and snapshot=on at the same time ? does cache=off means disk cache? if so, it might be useful to test clustering filesystems. so far, the only way is to setup a network block

Re: [kvm-devel] [PATCH] qemu: use statically allocate 512 byte buffer in the stack for sector in bdrv_commit

2008-01-07 Thread Javier Guerra
On 1/7/08, Laurent Vivier [EMAIL PROTECTED] wrote: cache=off means files is opened with O_DIRECT and thus there is no cache in the kernel memory on the host side. IMO, cache=off and snapshot=on are incompatible because a snapshot can be seen like a cache. so far, the only way is to setup a

Re: [kvm-devel] [PATCH] qemu: use statically allocate 512 byte buffer in the stack for sector in bdrv_commit

2008-01-07 Thread Javier Guerra
On 1/7/08, Laurent Vivier [EMAIL PROTECTED] wrote: Le lundi 07 janvier 2008 à 11:03 -0500, Javier Guerra a écrit : hopefully, it would now work with -cache=off, don't you think? Well, I don't think the problem is at the host level but at the guest level, because both instances of qemu share

[kvm-devel] Fwd: kvm 58 and vncviewer

2008-01-03 Thread Javier Guerra
-- Forwarded message -- From: Javier Guerra [EMAIL PROTECTED] Date: Jan 3, 2008 10:45 AM Subject: Re: [kvm-devel] kvm 58 and vncviewer To: Avi Kivity [EMAIL PROTECTED] On 1/3/08, Avi Kivity [EMAIL PROTECTED] wrote: So, you are using vncviewer to view the host desktop

Re: [kvm-devel] KVM running on Mac?

2007-12-04 Thread Javier Guerra
On 12/4/07, Neo Jia [EMAIL PROTECTED] wrote: I have seen the Qemu is ported to OSX. Is there any plan for KVM? Just curious. similarily, there are OSX installs over VMWare, but haven't seen one on KVM... -- Javier -

Re: [kvm-devel] Memory sharing among guest OSs

2007-11-28 Thread Javier Guerra
On 11/28/07, Avi Kivity [EMAIL PROTECTED] wrote: Haifeng He wrote: I am pretty new to KVM. I have a question which is if it is possible (or easy) to share memory(such identical pages) among guest OSs in KVM? In KVM, guest memory is normal userspace memory. So you can use any of the