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ESXi on old hardware Error 10 – Out of resources failed to malloc MMIO

At home I use a old Dell Precision T5600. It has 16 cores total with 128GB of memory and while old its still good for running multiple workloads via ESXi. In the 6.x days I had no issues with ESXi, however with 7.0 I now get the CPU is unsupported as well as many other warnings. However I was able to run 7.0 Update 2 build 17867351 without issues. When I first installed ESXi I used BIOS to install and to run it since it never worked with EFI and at the time I did not bother to figure out… Continue Reading

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RHEL/Centos 6.x software raid LIVE! both LVM and standard partitions with grub

It seems that there are still many machines out in the world today that have a need for software raid to protect its data. Recently I’ve been working on some POS machines which can house 2 drives but does not have any type of raid option for protection. This post will walk through creating a software raid1 and also talk about even changing partition sizes and also deal with those systems that have LVM instead of standard partitions. (I am a big fan of LVM and use it as much as possible even on small drives.) This post is a… Continue Reading