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Category: VSAN

vSphere Homelab Version 2017

vSphere Homelab Version 2017

Well there are a lot of people having a lot of home lab installations out there. The latest trending home lab servers are Intel NUCs. I started to think about replacing my old PCs I still use as physical ESXi servers. Looking at Intel NUCs is for sure an option. The price is really interesting, but the max mem is 32 GB and they come with one NIC only, and you cannot really put a lot of disk space into…

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vSAN on vSphere 6.0 and vSphere 6.5 – Upgrade path – there are dependencies..

vSAN on vSphere 6.0 and vSphere 6.5 – Upgrade path – there are dependencies..

A few days ago VMware released the new version of vSphere 6.0 Update 3. – As you would expect this version also contains some awesome patches for vSAN, which will make it more stable and more performant. – see the ESXi 6.0 U3 Release notes! Great stuff. – But take care there are dependencies. As there are currently two release tracks of vSphere (6.0 and 6.5) which are updated regularly – there are slight differences in vSAN versions and sometimes…

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Some Performance hints for VSAN 6.2

Some Performance hints for VSAN 6.2

With VSAN 6.2 VMware added a lot of new features, like dedup, compression and checksums. Some of these features can use CPU resources to a certain extent – depending on your workload. In my personal experience with customers, I have found that the Checksum option can produce some overhead – especially in All-Flash configurations with extremly high IO, or if you are doing benchmarks (which also produces high IO load normally…) If you are using all-SSD configuration and you can…

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