SSD | KC's Blog

How To Monitor SSD Health Status on VMware ESXi Host

August 21, 2019August 21, 2019 Kent ChenVMware

With more SSD drives added into the VMware host, I need to find a way to monitor the health status of these drives before it’s too late. Here is what I gathered so far: First of all, enable SSH service so you can tune in through SSH to perform the commands. To get the list of storage devices installed on […]

Why RAID 5 is OK on SSD Drives?

July 28, 2017July 28, 2017 Kent ChenNetwork

First of all, here is why RAID 5 is so bad and has stopped working since 2009. To recap, two things to blame here. UREs (Unrecoverable Read Error) Disk storage capacity Here is an example to illustrate why it’s so bad having RAID 5 on large capacity hard drives. With a 7-2TB drives RAID 5 setup, when one drive failed, you […]