Specifications

Administration Guide
224 VMware, Inc.
You!can!use!the!ESX!Server!SNMP!agent!with!any!management!software!that!can!load!
and!compile!a!management!information!base!(MIB)!in!SMIv1!format!and!can!
understand!SNMPv1!trap!messages.
The!location!of!the!VMware!subtree!in!the!SNMP!hierarchy!is:
.iso.org.dod.internet.private.enterprises.vmware (.1.3.6.1.4.1.6876)
You!can!choose!to!use!SNMP!with!or!without!any!specific!ESX!Server!MIB!items.
Information About the Physical Computer
SNMP!get!variables!allow!you!to!monitor!a!wide!variety!of!items!about!the!physical!
computer!and!how!virtual!machines!are!using!its!resources.!Some!of!the!key!types!of!
information!available!are:
! Number!of!CPUs!on!the!physical!computer.
! CPU!resources!on!the!physical!computer!being!used!by!particular!virtual!
machines.
! Amount!of!RAM!installed!on!the!physical!computer.
! Physical!memory!used!by!the!service!console.
! Physical!memory!used!by!particular!virtual!machines.
! Physical!memory!that!is!not!being!used.
! Usage!data!for!disks!on!the!physical!computer,!including!number!of!reads!and!
writes!and!amount!of!data!read!and!written.
! Usage!data!on!the!physical!computer’s!network!adapters,!including!packets!sent!
and!received!and!kilobytes!sent!and!received.
! State!of!the!VMkernel!(loaded!or!not!loaded).
Information About the Virtual Machines
SNMP!get!variables!allow!you!to!monitor!a!number!of!items!about!particular!virtual!
machines!running!on!the!computer.!Some!of!the!key!types!of!information!available!are:
! Path!to!the!virtual!machine’s!configuration!file
! Guest!operating!system!running!on!the!virtual!machine
! Amount!of!memory!the!virtual!machine!is!configured!to!use
N
OTE If!the!variable!showing!whether!the!VMkernel!is!loaded!is!no,!regard!values!reported!
for!any!other!variable!as!inv alid.