On 11/29/2010 11:13 AM, Sirtaj Singh Kang wrote:
I am configuring a Xen host with 4-5 guest VMs and have a question about
allocation of memory for buffer and cache. As I understand it, all guest
disk IO is routed through dom0 first. Does this mean that dom0
buffer/cache is used for guest I/O as
On Wednesday, December 01, 2010, Karanbir Singh wrote:
[snip]
However, if its blockdev - domU (eg. a logical vol, or a physical disk
) you wont get any filesystem level caching on the host, but there might
still be an opportunity to run with seriously high device buffers ( if
you so desire and
Hi all,
I am configuring a Xen host with 4-5 guest VMs and have a question about
allocation of memory for buffer and cache. As I understand it, all guest
disk IO is routed through dom0 first. Does this mean that dom0
buffer/cache is used for guest I/O as well, and guest buffer/cache is