From: Sébastien Miquée Date: Thu, 24 Feb 2011 16:29:38 +0000 (+0100) Subject: Rephrasing some XWCH description part. X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/gpc2011.git/commitdiff_plain/fd2636199b12d44a403d787edfa93c2c6f45ae1d?ds=sidebyside Rephrasing some XWCH description part. --- diff --git a/xwch.tex b/xwch.tex index 62039a2..4b7743e 100644 --- a/xwch.tex +++ b/xwch.tex @@ -8,16 +8,17 @@ class of systems are very tightly coupled and powerful but not very error tolerant. Cluster computing environments like Condor \cite{condor-practice} and volunteer computing systems like BOINC \cite{boinc} are loosely coupled and have a scheduler that distributes tasks to computing nodes. Cluster -computing environments assume that nodes are most often accessible -which is not applies to volunteer computing systems. +computing environments assume the fact that nodes are in general +directly accessible, one to another, but this does not apply to +volunteer computing systems. XtremWeb-CH (XWCH) is a volunteer computing inspired large-scale computing platform for distributed applications. In fact, it tends to be a good compromise between cluster computing and volunteer computing. It is originaly based on another platform called XtremWeb - \cite{xtremweb}. It is easy to install and maintain and it is supported by a Grid -middleware (ARC \cite{arc}) and a workflow engine (JOpera \cite{JOpera}). It consists in -three components: one coordinator, a set of workers and at least one + \cite{xtremweb}. It is easy to install, maintain, and it is supported by a Grid +middleware (ARC \cite{arc}) and a workflow engine (JOpera \cite{JOpera}). It consists in +three components: one coordinator, a set of workers, and at least one warehouse. Client programs use these components. The coordinator is the main component of the XWCH platform. It