VMware updated the PDF about High Availability with extra advanced options for ESX 3.5/VC 2.5. They’ve also added recommendations for additional Service Console redundancy. Until now I’ve always worked with a two nic based Service Console instead of a second Service Console on the VMKernel network, will test with the second Service Console to see if it works like expected… cause according to the VMware recommendations it saves up till 40 seconds in recovery time.
mRemote has just released version 1.0. For those who never heard of mRemote, it allows you to manage all your remote connections in a single place. It currently supports the RDP, VNC, SSH, Telnet, RAW, Rlogin, ICA and HTTP/S protocols. Pick it up at sourceforge.net.
During a VMware healthcheck at one of my customers I ran across the following error in /var/log/vmkwarning: “Memory is incorrectly balanced between the NUMA nodes of this system which will lead to poor performance. See /proc/vmware/NUMA/hardware for details on your current memory configuration.”
An often made mistake when trying to open up or close a port range with the ESX(3.0.2 and 3.5) firewall is using the dash(-) as a divider. Using the dash unfortunately does not always result in an error. To open up or close a port range you should use a collon(:) as a divider:
esxcfg-firewall –openport 6000:6010,tcp,in,test
Virtual Iron 4.2 has officially been released. Virtual Iron uses the Xen Hypervisor and positioned their product “Virtual Iron Enterprise Edition” as a competitor of VMware ESX. This new release includes a couple of long awaited features: