similar to: VM start time slows with large number of VMs

Hi, since I upgraded from Lenny, DRBD VBD scripts not works at all. This config works : disk = [ 'phy:/dev/drbd/by-res/ads-disk,xvda,w' ] But his one doesn't work at all : disk = [ 'drbd:ads-disk,xvda,w' ] I obtain this error : # xm create ads.cfg Using config file "/etc/xen/ads.cfg". Error: Device 51712 (vbd) could not be connected. Hotplug scripts

I''m newbie Xen-4.1.1 I''m trying to boot DomU with the following configuration. Sometime DomU boot, but sometime boot failed I''m not sure what is the problem. I can attach that image with tap-ctl on Dom0. Does anybody advice me about this problem?? Sincerely * Environment OS : Scientific Linux 6.1 x86_64 Kernel : 2.6.32.43

Hi I''m using Xen on my AMD64 / Ubuntu 7.10 server which I recently upgraded, and my 2 VMs are decidedly flaky. They seem to be blocked for most of the time, and networking doesn''t work properly. How can I debug this and get them online reliably? Any tips gratefully received! * I can log in via console or ssh, can ping the server''s NICs but can''t ping the

Hi, I am trying to install Windows 2003 server as a guest OS in Centos 5 Xen and installation is freeze , i am attaching screen shot, here is xend log file details [2007-10-29 17:04:11 xend.XendDomainInfo 3413] DEBUG (XendDomainInfo:190) XendDomainInfo.create(['vm', ['name', 'testwin'], ['memory', '1024'], ['maxmem', '1024'],

I am running Pentium D 930 with 2 gigs of ram. Fedora Core 6 with Xen enabled. I am able to start the install and it goes to the first stage of needing to be rebooted. I restart the Domain and it starts to finalize the windows install. And is fine until it starts asking for serial numbers or computer names. Then all of a sudden the guest freezes. The guest CPU goes to zero and so does the

I am now testing XEN live migration on two physical hosts with XEN 4.0.1 pvops Ubuntu 10.10 (2.6.35-22). Host A also acts as a NFS server, and Host B acts as a NFS client. When I migrate a guest domain from B to A. The ssh connection experiences a downtime of about 1 minute (the terminal does not react to the keyboard input till about 1 minute later). However, the "sudo xm console" does

Hi, I have a problem with a dom0 which is unable to launch my domU : all my dom0 are Debian Lenny amd64 with Debian kernel 2.6.26-2-xen-amd64 and xen-hypervisor-3.2-1-amd64. Then all domU (PV) are Debian Lenny amd64 too, with vanilla kernel 2.6.29.6. So, this new dom0 can''t launch any domU which are working on an other dom0. Software is same on both dom0, and hardware is near the

Hello, It looks like xen 4.1.2* has some problems with solaris 11 iso images too (s. further below log messages) hvm-solaris11.born2b3.net.cfg # --- kernel = ''/usr/lib64/xen-default/boot/hvmloader'' builder = ''hvm'' device_model= ''/usr/lib64/xen-4.1/bin/qemu-dm'' name = ''solaris11hvm.born2b3.net'' acpi =

Hi Everyone, I''m trying to get Xen to use a native DRBD device but it seems it will not create the virtual machine. It does not seem to like the DRBD device type, any ideas on what might be wrong? I''m pretty sure my xen config file is OK and the DRBD device looks fine too. Full details below. xm create centostest Using config file "./centostest".

Hi! Please help me. # xm create win7.hvm Using config file "./win7.hvm". Error: Device 768 (vbd) could not be connected. Path closed or removed during hotplug add: backend/vbd/9/768 state: 1 grep -v ^# /etc/xen/win7.hvm | grep -vx '''' kernel = "/usr/lib/xen/boot/hvmloader" builder=''hvm'' memory = 2048 name = "win7" vif = [

Hi there guys. I''m trying to setup an Ubuntu 9.04 DomU, it boot fine, but does finishes to load completelly, this is what I get. I''m using xen 4 Linux netwarrior 2.6.31.13 #7 SMP Wed Jun 30 18:09:49 ART 2010 x86_64 AMD Athlon(tm) II X4 630 Processor AuthenticAMD GNU/Linu * Skip starting firewall: ufw (not enabled)... [ OK ] * Configuring network

Hello everyone! I''m new with Xen and i''ve been dealing with the same error the last week. I''m pretty much lost, i don''t know what else to do so i ask for your help. In my case i installed Xen on a amd64 Pc, with Gentoo. I installed the following packages: xen, xen-tools and xen-sources from the gentoo repositories. I''m using 2.6.31-xen-r10 gentoo

Hi, I''ve run into the following error when trying to create a domU: root@jupiter:/etc/xen# xm create node0-mgmt -c Using config file "node0-mgmt". Error: Device 0 (vif) could not be connected. Hotplug scripts not working. root@jupiter:/etc/xen# Excerpt from xend.log: [2006-09-25 14:55:48 xend 2015] DEBUG (DevController:110) DevController: writing

Hello everyone, I grabbed xen-3.3.1 sources from the Mercurial repository (xen-3.3-testing.hg, changeset 475:1cf755387728, from Oct. 23, 2008) and built Xen from these sources on a 32-core (8 quad core Barcelona CPUs) SunFire machine, running an Ubuntu 8.04 (Hardyy Heron) distribution. Everything seemed to be going OK until I booted an HVM (also Ubuntu 8.04) domain. That domain boots normally but

hi, I am trying to start a new domainU but got the error: Error: Device 0 (vif) could not be connected. Hotplug scripts not working I have struggled with it for a long time. I found somebody else report this but can not find a solution. The xen version is xen-3.0 latest version. I do not have a initrd. Domain0 works fine but when I create a new domain, it always gives an error as above. Thanks,

Hi folks, I met a problem: when 6 VM reboot at the same time, 3:00 morning, the Dom0 reboot it self: Xen version is 4.0.0, VMs are windows 2003 with redhat pv, they will update and reboot itself every 3:00 AM. # last ... ... admin pts/0 10.247.1.1 Fri Jun 25 03:40 - 04:30 (00:50) reboot system boot 2.6.31.13 Fri Jun 25 11:16 (00:-3) admin pts/0

Hi folks, I met a problem: when 6 VM reboot at the same time, 3:00 morning, the Dom0 reboot it self: Xen version is 4.0.0, VMs are windows 2003 with redhat pv, they will update and reboot itself every 3:00 AM. # last ... ... admin pts/0 10.247.1.1 Fri Jun 25 03:40 - 04:30 (00:50) reboot system boot 2.6.31.13 Fri Jun 25 11:16 (00:-3) admin pts/0

Hi all, I''d like to know if it''s possible to have more verbose output when running a block-prefix script. Other than xend.log. To be more specific I''d like to use bash -x to see why I''m running into the following error: > # xm create -c host.cfg > Using config file "host.cfg". > aa:bb:cc:dd:ee:ff > Error: Device 51712 (vbd) could not be

What are methods to debug domU when it hangs? Using xen 3.1 compiled from sources I could not manage to launch no domU. Fot instance, I run something like this: =====8<===================== disk = [ ''file:/oradata-act/sles.disk,hda1,w'', '',hdc:cdrom,r'' ] kernel = "/boot/vmlinuz-2.6.18-xen" ramdisk = "/boot/initrd-2.6.18-xen" cpus =

Hi all, Today I got problem below and my domU become unresponsive and I should restart the pc to make it running properly again. [ 240.172092] INFO: task kworker/u:0:5 blocked for more than 120 seconds. [ 240.172110] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 240.172376] INFO: task jbd2/xvda1-8:153 blocked for more than 120 seconds. [ 240.172388]