http://en.wikipedia.org/wiki/Copy-on-writeCOW may also be used as the underlying mechanism for snapshots provided by logical volume managementhttp://wiki.xensource.com/xenwiki/COWHowToThe use of logical volumes (instead of loop files) is now almost given for suggested. Loop files had a big ad... Read more...

kernel 2.6.29.6-xen-dom0:wget http://www.kernel.org/pub/linux/kernel/v2.6/linux-2.6.29.6.tar.bz2wget http://gentoo-xen-kernel.googlecode.com/files/xen-patches-2.6.29-6.tar.bz2patch (adapted from 2.6.31-r7 one):--- linux-2.6.29.6-xen-do... Read more...

In /usr/src/xen-sources, do:wget http://gentoo-xen-kernel.googlecode.com/files/xen-patches-2.6.31-7.tar.bz2wget http://aur.archlinux.org/packages/kernel26-xen-dom0/kernel26-xen-dom0/microcode_core-xen.patchwget ... Read more...

In order to minimize the amount of data transmitted over a X protocol channel, caching and compression systems can be used, so that X session applications are made more responsive.LBX, Low Bandwidth X, was one of the first project of this kind, but it has been dropped in 1997. It ran as a proxy server (lbxproxy). It cached commonly used information compressed data transmission over the network link.http://en.wikipedia.org/wiki... Read more...

Apparently, the suite for performance analysis we use, LMBench, is no longer available in form of packets. It is always possible, though, to download the source code. Procedure:1) download sources from http://sourceforge.net/projects/lmbench2) de-compress archive3) cd src/4) make lmbenchAnd in bin/ directory you'll find all tools you need!On top of that, the following ... Read more...

The clustering solution implemented in this phase of development is for achieving High Availability. It is indeed possible to get Load Balancing too, by using Ganeti. Following this reference: http://www.howtoforge.com/xen-cluster-management-with-ganeti-on-debian-lenny it... Read more...