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Category: xen

Mercurial (hg) Fails with “abort: error: Name or service not known” via a Proxy

If you are behind a firewall and you need to access a proxy server to connect,

linux

First Step to Become a Xen Guru

As you mostly know Xen is open source industry standard virtualization. From http://xen.org: The Xen® hypervisor, the powerful open source industry standard for virtualization, offers a powerful, efficient, and secure feature set for virtualization of x86, x86_64, IA64, ARM, and other CPU architectures. It supports a wide range of guest operating systems including Windows®, Linux®,…

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virtualization

Open Source Virtualization for Smaller Carbon Footprint

April 22, 2009 was the Earth Day and over Twitter we have been sharing various ideas flowing around ways to celebrate the day.

linux

How to Enable XenStore Tracing for Xen / OracleVM?

In /var/log/messages you see that there may be some problems with the XenStore Daemon (xenstored) of the Oracle VM  or Xen Server. In some cases it will be useful to have a debug trace of XenStore daemon for its operation. 

OracleVM

Importance of Price, Quality and Support Effectiveness for Virtualization

See this page for a good story about it .. Some highlights:

linux

Is there a way to somehow mount a (shutdown) Xen disk image and browse files?

Yes .. Many .. One is# losetup /dev/loop0 System.img# kpartx -a /dev/loop0 # ls -l /dev/mapper/loop0* brw-rw—- 1 root disk 253, 0 Jul 14 18:53 /dev/mapper/loop0p1brw-rw—- 1 root disk 253, 1 Jul 14 18:53 /dev/mapper/loop0p2# mount /dev/mapper/loop0p2 /mnt Another is # fdisk -l -u System.img… Device Boot Start End Blocks Id SystemSystem.img1 * 63 208844…

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storage

Xen Kernel Hangs booting Dom0 at Relinquishing VGA console

Xen Kernel Hangs booting Dom0 at Relinquishing VGA console Any kernel I have tested from fedora since 2.6.23 had this issue .. Need some time to really work on it ..

xen

Xen: How to define the boot order for HVM in vm.cfg

This is done by the boot paramer in vm.cfg. The switches are: * floppy (a) * hard disk (c) * Network (n) * CD-ROM (d) If you use boot = ‘n’ it will be stuck at PXE boot even if there is no dhcp lease and guest will not attempt boot from the Virtual Disk….

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network

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