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[doc]: add a short note to the squeezed documentation to describe the…

… purpose: i.e. (i) dynamically adjust VM memory without rebooting; and (ii) "squeezing" a few more VMs onto a host when another host fails.

Signed-off-by: David Scott <dave.scott@eu.citrix.com>
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1 parent a22ff08 commit 53417594562a73e0e8de43026fee59e68d83f499 David Scott committed Dec 15, 2009
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  1. +6 −0 docs/squeezed/main.tex
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@@ -27,6 +27,12 @@
\section{Introduction}
+We wish to:
+\begin{enumerate}
+\item allow VM memory to be adjusted dynamically without having to reboot; and
+\item ``squeeze'' a few more VMs onto a host to cover the interval between another host failing and more capacity being brought online.
+\end{enumerate}
+
\squeezed{} is a per-host memory ballooning daemon. It performs two tasks:
\begin{enumerate}
\item it exports a simple host memory management interface to the \xapi{} toolstack through which \xapi{} can {\em reserve} memory for new domains;

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