To enable jumbo frames. Since Jumbo Frames are not enabled by default. It can’t since when you install ESXi 4, by default there is only one vSwitch and console and then you only start to build your network configuration. And you will not want to enable jumbo frames for ALL your networks and switches neither. […]
How-to troubleshoot iSCSI connection to your SAN
When you can’t see your LUN… There is several ways to troubleshoot an iSCSI connections. First of all, you should make sure that you can ping your iscsi network interface of your SAN. For this you can use command ping or you can use command vmkping. For example you type: vmkping 192.168.5.10 where this IP […]
Starwind with ISCSI SAN Software can do High Availability for you…
High availability feature tested from Starwind ISCSI SAN Software. This is a follow up post for setup High Availability feature with Starwindsoftware’s ISCSI SAN. In the first part I simply showed what’s my lab configuratio will look like and what I will need to test the HA feature. I basically took 2 VMs running 2003 […]
Are you looking for vSphere Pro Training?
Are you looking for vSphere Training? David Davis – which is the author of the First (and the best 😎 ) vSphere 4 training course. David is (vExpert, CCIE #9369, CWNA, MCSE, CISSP, Linux+, VCP). David will teach you what’s good for VMware View and ThinApp. Hal Rottenberg is the second person which will introduce […]
You know how to collect diag information when your ESXi does PSOD?
Find out more in logs concerning PSOD. Way back I explained in my post that exists several ways to collect logs from vCenter Server and send those crucial informations to vmware support to check out. This time I saw a VMware KB article explaining how to collect logs from a ESXi server doing PSOD (purple […]
Use PVSCSI or not for lower intensive workloads
Do I choose the PVSCSI or LSI Logic virtual adapter on ESX 4.0 for non-IO intensive workloads? I thought that the question about using or not VMware Paravirtual adapter was solved with the vSphere 4 Update 1 and the announce that VMware has officialy support PVSCSI on boot disks. For me it was clear that I […]
NTLDR missing – silly but can happend
This might happen if you have a floppy attached to your VM. Sometimes, when you forget to un-attach a floppy drive from a VM, you might experience this error message. Windows does not boot You see the error: NTLDR is missing Well, to get your VM work again, just make sure that the SCSI driver […]
How To Shrink VMware Virtual Disk Files and disable shrinking
Sometimes you just want to disable shrinking of VMdk for certain VMs. How do you do that? Before you get started you should know that, if this is done repeatedly, the virtual disk can become unavailable, effectively causing a denial of service. so In most datacenter environments, disk shrinking – no. So you can disable this […]
ESXi – the past, the present and the future
The ESXi – COS less future of tomorrow? ESXi 4 is now The Hypervizor being the most promoted by VMware. The version of ESX Server without the Linux Red Hat service console. Sure, this is an obvious advantage of such a hypervizor. Reduced surface attack, reduced patching, cooling and reduced energy needed to run (in it’s […]
VMware Fusion 3 on MAC running Flip3D
VMware Fusion 3 video. VMware Fusion 3 for Mac has better 3D support, which enables Aero under Windows Vista and Windows 7. In this little video I found on YouTube. Also you’ll see unity mode. What is it? Unity mode just hides the VMware Fusion 3 principal window and makes your windows applications appear as […]
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