Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Thomas Goirand
But xen-tools have be removed from Squeeze, so I suppose it will be more difficult to create new installations (require much more work to replace the xen-create-image script). Well, I've been maintaining dtc-xen since Lenny, and it does even more than xen-tools. DTC-Xen is in Squeeze and I

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Ben Hutchings
On Wed, 2010-03-24 at 17:58 +0800, Thomas Goirand wrote: But xen-tools have be removed from Squeeze, so I suppose it will be more difficult to create new installations (require much more work to replace the xen-create-image script). Well, I've been maintaining dtc-xen since Lenny, and

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread John Goerzen
Ben Hutchings wrote: Xen might be doing well in some distributions but in lenny it has been a disaster. We have been stuck with a dead-end branch that no-one has the time and knowledge to fix. I believe squeeze will be better due to the common base kernel version and some support from

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Samuel Thibault
John Goerzen, le Wed 24 Mar 2010 09:19:24 -0500, a écrit : I've just noticed that HVM guests (such as Windows) are broken in Xen in squeeze due to the lack of qemu-dm (see #562703). Any word on plans for that? Finding somebody that has the time to mentor an upload for Thomas Goirand, see

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Thomas Goirand
- Original message - Ben Hutchings wrote: Xen might be doing well in some distributions but in lenny it has been a disaster.  We have been stuck with a dead-end branch that no-one has the time and knowledge to fix.  I believe squeeze will be better due to the common base kernel

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread William Pitcock
Hi, - Thomas Goirand tho...@gplhost.com wrote: But xen-tools have be removed from Squeeze, so I suppose it will be more difficult to create new installations (require much more work to replace the xen-create-image script). Well, I've been maintaining dtc-xen since Lenny, and it does

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Ian Campbell
On Wed, 2010-03-24 at 20:18 +, Ian Campbell wrote: Hmm, looks like http://appliancekit.systeminplace.net/ (referenced from your ITP) is gone (To change this page, upload your website into the public_html directory) which I would have realised was a known issue if I'd read the ITP a bit

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread William Pitcock
Hello, - Ian Campbell i...@hellion.org.uk wrote: On Fri, 2010-02-26 at 11:29 +0100, Olivier Bonvalet wrote: But xen-tools have be removed from Squeeze, so I suppose it will be more difficult to create new installations (require much more work to replace the xen-create-image

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread William Pitcock
- Ben Hutchings b...@decadent.org.uk wrote: On Wed, 2010-03-24 at 17:58 +0800, Thomas Goirand wrote: But xen-tools have be removed from Squeeze, so I suppose it will be more difficult to create new installations (require much more work to replace the xen-create-image script).

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Ian Campbell
On Wed, 2010-03-24 at 23:05 +0300, William Pitcock wrote: Hello, - Ian Campbell i...@hellion.org.uk wrote: On Fri, 2010-02-26 at 11:29 +0100, Olivier Bonvalet wrote: But xen-tools have be removed from Squeeze, so I suppose it will be more difficult to create new

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Matthias Klose
On 24.03.2010 20:22, Thomas Goirand wrote: - Original message - Ben Hutchings wrote: Xen might be doing well in some distributions but in lenny it has been a disaster. We have been stuck with a dead-end branch that no-one has the time and knowledge to fix. I believe squeeze will be

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Bastian Blank
On Thu, Mar 25, 2010 at 03:22:16AM +0800, Thomas Goirand wrote: It's been 3 months that I am searching for a sponsor for this one: Well, the mails don't looked like you wanted that. http://ftparchive.gplhost.com/debian/pool/lenny/main/x/xen-qemu-dm-3.4/xen-qemu-dm-3.4_3.4.2-1.dsc Which is

Re: Xen, Squeeze, and Beyond

2010-03-24 Thread Bastian Blank
On Wed, Mar 24, 2010 at 10:25:14PM +0100, Matthias Klose wrote: I did speak with Christian Motschke, who did test the package. I'll look at the package this weekend, and sponsor it if nobody else did sponsor it until then. Please don't. He did not come back to the Xen team after the

Re: Xen, Squeeze, and Beyond

2010-03-21 Thread Toni Mueller
On Sat, 27.02.2010 at 21:59:39 +0100, Tollef Fog Heen tfh...@err.no wrote: ]] Faidon Liambotis | Beyond that, I've also seen filesystem corruption when using live | migration and the filesystem cache hasn't been disabled -- an almost | undocumented directive of libvirt's XML. | | All in

Re: Xen, Squeeze, and Beyond

2010-03-21 Thread Michael Tokarev
Toni Mueller wrote: On Sat, 27.02.2010 at 21:59:39 +0100, Tollef Fog Heen tfh...@err.no wrote: ]] Faidon Liambotis | Beyond that, I've also seen filesystem corruption when using live | migration and the filesystem cache hasn't been disabled -- an almost | undocumented directive of

Re: Xen, Squeeze, and Beyond

2010-03-04 Thread Pasi Kärkkäinen
On Mon, Mar 01, 2010 at 01:34:24PM +0200, Pasi Kärkkäinen wrote: On Fri, Feb 26, 2010 at 07:01:59AM +, Andrew M.A. Cater wrote: On Thu, Feb 25, 2010 at 04:53:56PM -0600, John Goerzen wrote: Hi folks, There was a thread here a little while back about the status of Xen in future

xen-tools and Squeeze (was: Re: Xen, Squeeze, and Beyond)

2010-03-02 Thread Axel Beckert
Hi, Olivier Bonvalet wrote: But xen-tools have be removed from Squeeze, so I suppose it will be more difficult to create new installations (require much more work to replace the xen-create-image script). I took over upstream developement from Steve and I'm working on reintroduction of

Re: Xen, Squeeze, and Beyond

2010-03-02 Thread Ian Campbell
On Fri, 2010-02-26 at 11:29 +0100, Olivier Bonvalet wrote: But xen-tools have be removed from Squeeze, so I suppose it will be more difficult to create new installations (require much more work to replace the xen-create-image script). Squeeze (32- and 64-bit) and Lenny (32-bit only) both

Re: Xen, Squeeze, and Beyond

2010-03-01 Thread Ian Campbell
On Sun, 2010-02-28 at 01:03 +0300, William Pitcock wrote: - Josip Rodin j...@entuzijast.net wrote: On Sat, Feb 27, 2010 at 01:23:07AM +0300, William Pitcock wrote: I am looking into packaging xenner already as a backup plan if I cannot manage to fix some major reentrancy problems

Re: Xen, Squeeze, and Beyond

2010-03-01 Thread Pasi Kärkkäinen
On Fri, Feb 26, 2010 at 07:01:59AM +, Andrew M.A. Cater wrote: On Thu, Feb 25, 2010 at 04:53:56PM -0600, John Goerzen wrote: Hi folks, There was a thread here a little while back about the status of Xen in future Debian releases. It left me rather confused, and I'm hoping to find

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Martin Wuertele
* Goswin von Brederlow goswin-...@web.de [2010-02-26 11:19]: KVM is shaping up well and appears to be very well supported by Red Hat. But still slower and less secure due to qemu. Can you back that statement with numbers? My subjective impression is that kvm with libvirt is not slower than

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread John Goerzen
Martin Wuertele wrote: * Goswin von Brederlow goswin-...@web.de [2010-02-26 11:19]: KVM is shaping up well and appears to be very well supported by Red Hat. But still slower and less secure due to qemu. Can you back that statement with numbers? My subjective impression is that kvm with

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Faidon Liambotis
Marco d'Itri wrote: On Feb 26, Luca Capello l...@pca.it wrote: 5) Do we recommend that new installations of lenny or of squeeze avoid Xen for ease of upgrading to squeeze+1? If so, what should they use? It depends. KVM in lenny is buggy and lacks important features. While it works fine for

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Josip Rodin
On Fri, Feb 26, 2010 at 10:35:30AM +1100, Brian May wrote: On 26 February 2010 09:53, John Goerzen jgoer...@complete.org wrote: According to http://wiki.debian.org/SystemVirtualization : Qemu and KVM - Mostly used on Desktops/Laptops VirtualBox - Mostly used on Desktops/Laptops Xen

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Josip Rodin
On Sat, Feb 27, 2010 at 01:23:07AM +0300, William Pitcock wrote: I am looking into packaging xenner already as a backup plan if I cannot manage to fix some major reentrancy problems in the Xen dom0 code (Xensource 2.6.18 patches, the pvops stuff has it's own share of problems and needs more

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Martin Wuertele
* John Goerzen jgoer...@complete.org [2010-02-27 17:09]: How does libvirt impact performance? Guess I cunfused libvirt with virtio. Regards, Martin -- To UNSUBSCRIBE, email to debian-devel-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact listmas...@lists.debian.org

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Josip Rodin
On Fri, Feb 26, 2010 at 11:18:41AM +0100, Goswin von Brederlow wrote: Xen - Provides para-virtualization and full-virtualization. Mostly used on servers. Will be abandoned after squeeze. I think that the problem here is that Xen isn't mainstream in the kernel. It takes a long time for a

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Josip Rodin
On Fri, Feb 26, 2010 at 10:35:36AM +, Mark Brown wrote: On Fri, Feb 26, 2010 at 11:18:41AM +0100, Goswin von Brederlow wrote: According to the wiki the plan is to have pv-ops merge into vanilla with 2.6.34. I just took a quick look at linux-next (which *should* have everything for

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Josip Rodin
On Fri, Feb 26, 2010 at 11:06:57AM +0100, Samuel Thibault wrote: Marco d'Itri, le Fri 26 Feb 2010 02:38:33 +0100, a écrit : On Feb 25, John Goerzen jgoer...@complete.org wrote: 3a) What about Linux virtualization on servers that lack hardware virtualization support, which Xen supports but

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Tollef Fog Heen
]] Faidon Liambotis | Beyond that, I've also seen filesystem corruption when using live | migration and the filesystem cache hasn't been disabled -- an almost | undocumented directive of libvirt's XML. | | All in all, I'm wondering how people can call this stable. I would guess at most people

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread William Pitcock
- Josip Rodin j...@entuzijast.net wrote: On Sat, Feb 27, 2010 at 01:23:07AM +0300, William Pitcock wrote: I am looking into packaging xenner already as a backup plan if I cannot manage to fix some major reentrancy problems in the Xen dom0 code (Xensource 2.6.18 patches, the pvops

Re: Xen, Squeeze, and Beyond

2010-02-27 Thread Josip Rodin
On Sun, Feb 28, 2010 at 01:03:46AM +0300, William Pitcock wrote: There are also no pvops dom0 kernel packages shipped by Debian yet, at least through official channels. While you are correct that pvops is the future, right now it's no better reliability-wise then the 2.6.18 xensource

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Bastian Blank
On Thu, Feb 25, 2010 at 04:53:56PM -0600, John Goerzen wrote: Xen - Provides para-virtualization and full-virtualization. Mostly used on servers. Will be abandoned after squeeze. The Xen page on the wiki makes no mention of this. Well, I don't know where this conclusion comes from. But usually

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Samuel Thibault
Marco d'Itri, le Fri 26 Feb 2010 02:38:33 +0100, a écrit : On Feb 25, John Goerzen jgoer...@complete.org wrote: 3a) What about Linux virtualization on servers that lack hardware virtualization support, which Xen supports but KVM doesn't? Tough luck. 6) Are we communicating this to Debian

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Goswin von Brederlow
Andrew M.A. Cater amaca...@galactic.demon.co.uk writes: On Thu, Feb 25, 2010 at 04:53:56PM -0600, John Goerzen wrote: Hi folks, There was a thread here a little while back about the status of Xen in future Debian releases. It left me rather confused, and I'm hoping to find some answers

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Olivier Bonvalet
Hi, 1) in Lenny I use the Xen hypervisor 3.4 from Squeeze, so it works. The main problem is that the linux dom0 patch is not (yet) upstream, and Debian can't really maintain it. But we hope, it will be accepted upstream, a lot of works have be done. As you can see on the Xen wiki

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Mark Brown
On Fri, Feb 26, 2010 at 11:18:41AM +0100, Goswin von Brederlow wrote: But the pv-ops xen kernel is shaping up well and that is what Bastian Banks is working on. They have a proper upstream and follow the latest vanilla kernel well enough. According to the wiki the plan is to have pv-ops merge

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Marco d'Itri
On Feb 26, Petter Reinholdtsen p...@hungry.com wrote: I understand the pain of maintaining Xen, but believe it is bad idea to defend replacing it with kvm by claiming those needing virtualization and not having servers with hardware support are few and should just get new servers. Obviously

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Philipp Kern
On 2010-02-26, Marco d'Itri m...@linux.it wrote: On Feb 26, Petter Reinholdtsen p...@hungry.com wrote: I understand the pain of maintaining Xen, but believe it is bad idea to defend replacing it with kvm by claiming those needing virtualization and not having servers with hardware support are

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Marco d'Itri
On Feb 26, Philipp Kern tr...@philkern.de wrote: Wow, logic. Because they don't have monetary resources to buy new servers they have a vast amount of time instead? Why should they expect other people to solve their problems for them? Free software is not about other people working in your

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread John Goerzen
Petter Reinholdtsen wrote: I understand the pain of maintaining Xen, but believe it is bad idea to defend replacing it with kvm by claiming those needing virtualization and not having servers with hardware support are few and should just get new servers. Agreed. At work, we made a major

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread John Goerzen
Bastian Blank wrote: Did we ever had something preferred? Not officially, but there were clearly better solutions for different situations. -- John Bastian -- To UNSUBSCRIBE, email to debian-devel-requ...@lists.debian.org with a subject of unsubscribe. Trouble? Contact

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Ian Campbell
On Fri, 2010-02-26 at 11:58 +0100, Marco d'Itri wrote: On Feb 26, Petter Reinholdtsen p...@hungry.com wrote: I understand the pain of maintaining Xen, but believe it is bad idea to defend replacing it with kvm by claiming those needing virtualization and not having servers with hardware

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Luca Capello
Hi there! On Fri, 26 Feb 2010 02:38:33 +0100, Marco d'Itri wrote: On Feb 25, John Goerzen jgoer...@complete.org wrote: 5) Do we recommend that new installations of lenny or of squeeze avoid Xen for ease of upgrading to squeeze+1? If so, what should they use? It depends. KVM in lenny is buggy

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Marco d'Itri
On Feb 26, Luca Capello l...@pca.it wrote: 5) Do we recommend that new installations of lenny or of squeeze avoid Xen for ease of upgrading to squeeze+1? If so, what should they use? It depends. KVM in lenny is buggy and lacks important features. While it works fine for development and

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread Michael Tautschnig
First of all, I'd like to say a big THANKS to all the people maintaining Xen within (in of course also outside) Debian; you really saved us lots of money and energy (which is both, electrical and that personal one). [...] 4) What will be our preferred server virtualization option for

Xen, Squeeze, and Beyond Summary

2010-02-26 Thread John Goerzen
Thank you for the conversation on this. I would like to summarize what people have been saying -- it seems there is still a lot of disagreement about things out there yet, and I'm not entirely certain about things yet, but this has been helpful. I'll include my original email with comments from

Re: Xen, Squeeze, and Beyond

2010-02-26 Thread William Pitcock
Hi, - Michael Tautschnig m...@debian.org wrote: First of all, I'd like to say a big THANKS to all the people maintaining Xen within (in of course also outside) Debian; you really saved us lots of money and energy (which is both, electrical and that personal one). [...] 4)

Xen, Squeeze, and Beyond

2010-02-25 Thread John Goerzen
Hi folks, There was a thread here a little while back about the status of Xen in future Debian releases. It left me rather confused, and I'm hoping to find some answers (which I will then happily document in the wiki). According to http://wiki.debian.org/SystemVirtualization : Qemu and KVM -

Re: Xen, Squeeze, and Beyond

2010-02-25 Thread Brian May
On 26 February 2010 09:53, John Goerzen jgoer...@complete.org wrote: According to http://wiki.debian.org/SystemVirtualization : Qemu and KVM - Mostly used on Desktops/Laptops VirtualBox - Mostly used on Desktops/Laptops Xen - Provides para-virtualization and full-virtualization. Mostly used

Re: Xen, Squeeze, and Beyond

2010-02-25 Thread Ben Hutchings
On Thu, 2010-02-25 at 16:53 -0600, John Goerzen wrote: Hi folks, There was a thread here a little while back about the status of Xen in future Debian releases. It left me rather confused, and I'm hoping to find some answers (which I will then happily document in the wiki). You're asking on

Re: Xen, Squeeze, and Beyond

2010-02-25 Thread Marco d'Itri
On Feb 25, John Goerzen jgoer...@complete.org wrote: 3) What will be our preferred Linux server virtualization option after squeeze? Are we confident enough in the stability and performance of KVM to call it such? (Last I checked, its paravirt support was of Yes. rather iffy stability and

Re: Xen, Squeeze, and Beyond

2010-02-25 Thread Andrew M.A. Cater
On Thu, Feb 25, 2010 at 04:53:56PM -0600, John Goerzen wrote: Hi folks, There was a thread here a little while back about the status of Xen in future Debian releases. It left me rather confused, and I'm hoping to find some answers (which I will then happily document in the wiki).

Re: Xen, Squeeze, and Beyond

2010-02-25 Thread Petter Reinholdtsen
[Andrew M.A. Cater] Which servers that lack hardware virtualisation support - pretty much everything made in the last two or three years has it. For servers, specifically, the likelihood is that - Lenny has a 2 year life + 1 year, Squeeze has ? year life + 1 year - by the time you get to