On 03/15/2013 07:39 AM, C. L. Martinez wrote: > Hi all, > > I have a test lab installed over an ESXi 5.1 host that contains 5 > CentOS vm guests. I would like to monitor CPU, RAM and Network for > these vm and ESXi host. Zabbix and Nagios are too to accomplish > this task. Does anyone know any lightweight openosurce soft to do > this?? you already have some great answers, but I want to throw in another susggestio : ganglia. Its provided in rpm form at EPEL ( including ganglia-web ), and if you have a trusted network, and multicast is considered ok - you wont need to do any config beyond install, and make 2 config changes in the main /etc/ganglia/gmond.conf file on each of the nodes -- Karanbir Singh, The CentOS Project +44-207-0999389 | http://www.centos.org/ | twitter.com/CentOS GnuPG Key : http://www.karan.org/publickey.asc