Reccomended Service Console Partitions and Sizes

Reccomended Service Console Partitions and Sizes for Each ESX Server Host

Mount Point		Partition Type		Size		Description
/dev/sda (Primary)
/boot	ext3		250 MB		Change for additional space for upgrades
N/A	swap		1600 MB		Change for maximum service console swap size
/	ext3		5120 MB		Change for additional space in root
/dev/sda (Extended)
/var	ext3		4096 MB		Create partition to avoid overfilling root with log files
/tmp	ext3		1024 MB		Create partition to avoid overfilling root with temporary files
/opt	ext3		2048 MB		Create partition to avoid overfilling root with VMware HA log files
/home	ext3		1024 MB		Create partition to avoid overfilling root with agent / user files
	vmkcore		100 MB		Pre-configured
	Free Space		(Optional) Auto-configured and used for local VMFS-3 volume (needed for virtual machines running Microsoft’s Clustering Software.

from http://vmetc.com/2008/02/12/best-practices-for-esx-host-partitions/