Displaying 20 results from an estimated 10000 matches similar to: "Scheduled maintenance?"
2010 Apr 22
9
how can you boot an existing linux domU off the cdrom on sles11 dom0?
I have a sles10 domU running on a sles11 dom0. xen is version 3.4. We''re
trying to pass through a scsi card to the domU. We assign the domU the
scsi card through virt manager. When we try to boot the domU it won''t
boot. We need to update fstab and menu.lst, but we need to boot with the
hardware attached to see how it''s being seen by the domU.
On a physical machine we
2009 May 14
2
should restarting xend restart all the domU''s?
I had an issue late yesterday where some windows domU''s were down. The
person who "owns" those domUs let windows updates install and then
restart, which they failed to restart. When I tried to manually restart
them I was getting can''t allocate memory errors.
In the past I''ve had can''t allocate memory errors when trying to bring
up a new domU.
2009 Aug 26
26
Xen and I/O Intensive Loads
Hi, folks,
I''m attempting to run an e-mail server on Xen. The e-mail system is Novell GroupWise, and it serves about 250 users. The disk volume for the e-mail is on my SAN, and I''ve attached the FC LUN to my Xen host, then used the "phy:/dev..." method to forward the disk through to the domU. I''m running into an issue with high I/O wait on the box (~250%)
2008 Apr 29
18
tap:aio not working...
I''m running SLES10 SP1 and have been using file:/ for my file-backed domUs. The domUs sit on a shared OCFS2 SAN-backed filesystem and are run on my three or four XEN servers. I''m having issues with the loopback devices not being released when the domUs shutdown or migrate, so I decided to switch over to tap:aio for my file-backed domUs. This isn''t working, either.
2010 Feb 04
8
GPLPV or other drivers for win2k8r2?
Hi. I have some new 64bit Windows 2008 R2 domU''s running on
SLES11/xen_3.4.2. What is everyone using to get 1gb network performance
on win2k8? I''ve used GPLPV on win2k3, but I see you have to sign the
drivers yourself for 64bit. Maybe that process isn''t difficult, I only
glance at the link from gplpv''s page.
What is everyone using? GPLPV is about the only
2009 Dec 01
7
SLES10SP2 (xen 3.2.x) vs SLES11 (xen 3.4.x)
I built a couple new servers on SLES11 because I needed to use USB.
Since SLES11 has xen 3.4 packages that seemed like the way to go. I''m
questioning the stability of the two new servers compared to my
SLES10SP2 servers. I''m also questioning the performance of Windows
domUs.
On Thanksgiving day one of my SLES11 servers running 7-8 domUs crashed
and restarted three times. Being
2009 Jan 18
9
Limited number of phy disks?
In my experiments with setting up a NAS as a VM, I can only successfully
import three drives; the root drive, the cd and one more. However, I have
plenty that I want to use:
disk=[''file:/vserver/vm_disks/Patch.disk.xm,hda,w'',
''phy:/dev/sda,ioemu:hdd,w'', ''phy:/dev/sdb,ioemu:hde,w'',
''phy:sdc,ioemu:hdf,w'',
2010 Oct 21
1
Resize NPIV Block Device
I''m using Xen with SLES10 and am using NPIV to attach FC SAN disks to my
domUs. I''ve resize one of the disks on my SAN and I''m wondering if
there''s a way to force Xen to rescan/resize the block device without
shutting down the domU or unmounting the volume.
Thanks,
Nick
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2010 Jan 25
9
memory not released to dom0
after shutdown many domu, the memory is not release to dom0,
before:
host: 8g phy memory
16g swap (4g used)
dom0: 600m
domu: consumed all memory, no new domu could be created
after shutdown many domu:
host: 8g phy memory
16g swap (4g used)
dom0: 600m
domu: 2g
why memory of dom0 is still 600m? how to release more to dom0?
pls advise.
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2010 Jan 09
6
bridge sends traffic to all interfaces
Hello
I have a xen node, everydays for a few minutes, the bridge will send
all income traffic to all interfaces, it makes our traffic statistics
incorrect,
Any help is appreciated.
Thanks.
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2010 Feb 02
2
Problem with some win3k3 domUs since crash
Yesterday all of my xen servers went down hard and also lost connection
to ocfs2. 95% of the domU''s came back up ok, but I do have problems with
a few windows domUs. They seem to start ok, but them immediately lose
connection to the network. If I have them on DHCP they are on long
enough to get an address, then they lose connection. If I look at the
properties of the NIC it says 1GB
2010 Aug 05
3
Ballooning on SLES11SP1
We have some test servers running SLES11SP1 and we''ve updated to the
latest kernel from Novell: 2.6.32.13-0.5-xen
Since running the updates on these servers our xen ballooning parameters
are not working. Because of memory problems in the past we set dom0 to
2048 meg of ram in grub and set the following parameters
in /etc/xen/xend-config.sxp:
(dom0-min-mem 2048)
(enable-dom0-ballooning
2010 Apr 13
5
Easy way to replace gPXE ROM?
This may be a better question for the Xen-Devel list, but I''ll start here...
Does anyone know if there is any easy way to replace the gPXE ROM with a newer version in Xen? Also, anyone know if there are any plans to have some sort of option in the domU config file to specify a boot rom? Looks like qemu-dm has an "-option-rom" option - is there any way in Xen to make use of
2008 Jun 02
8
xen 3.2.1 + intel quad core + 8gigs of ram + linux
Hi!
Anyone have a suggestion which version of Linux would be the best host?
We typically use Ubuntu but we are flexible since we want the best
performance and the least amount of headaches getting it installed and
working.
Thanks,
Jimmy
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2008 Jan 07
25
PV- Drivers for Windows (XP, 2003 Server)
hallo everybody,
i googled a lot of time, looking for PV-drivers for Windows- domUs.
I found a few things about that, but nothing about download an installation.
Do anybody know, where I can get it and how to install?
My configuration:
Dom0: CentOS 5.1
DomUs: Windows XP and 2003 Server
Thanks for any help,
Guenter
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2009 Dec 09
4
xen config for iscsi domU
i want to create a domU using iscsi disk.
Since virt-manager and virt-install do not support, pls advise the config file which will be used by xm create to create a xen guest.
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2010 Aug 15
8
how does hypervisor isolates DomU from Dom0
I am not clear with the working of hypervisor xen.
How does an instruction executed by kernel in Ring0 of DomU gets
mapped or executed by hypervisor and then is excuted in Dom0.
Is this thing some where on the wiki page?
--
Tapas
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2010 Aug 15
8
how does hypervisor isolates DomU from Dom0
I am not clear with the working of hypervisor xen.
How does an instruction executed by kernel in Ring0 of DomU gets
mapped or executed by hypervisor and then is excuted in Dom0.
Is this thing some where on the wiki page?
--
Tapas
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Xen-users@lists.xensource.com
http://lists.xensource.com/xen-users
2009 Feb 26
8
GPL PV TAP cow incompatible?
Hi
Is it true that the GPLPV drivers is incompatible with QCOW images?
The Windows DomU works fine with raw standard "file:/" images, and
paravirtualized Linux DomU works fine with QCOW and raw images.
If i use QCOW images with my Windows DomU''s i get a stop error:
0x00000007b (inaccessible boot device).
It looks like the blkback.3.hda process, that normally starts with
2009 Dec 07
9
Trying to Run OpenSolaris PV
Hey, everyone,
I''m running Xen 3.2 (SLES10) and trying to get an OpenSolaris PV domU to run correctly. I''ve followed a couple of the instruction sets out on the Xen wiki and other folks blogs, but I''m running into an issue with the domU crashing. The OpenSolaris version is the latest development release - 5.11-0.128. The config looks like this: