DIY SAN/NAS – quest for fast, reliable, shared storage with a twist of ZFS! (Part 1)
Jun22

DIY SAN/NAS – quest for fast, reliable, shared storage with a twist of ZFS! (Part 1)

Choosing prebuilt SAN is cheating – let’s build something from nothing and learn ZFS on the way! Read more about my FreeNAS/ZFS adventure using a Dell R510.

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How does disk performance really affect VMs?
Jan29

How does disk performance really affect VMs?

Part 1 Most people know that SSDs are fast with high IOPS and mechanical disks are slower, offering less speed per unit and lower IOPS, but a better cost per TB.   Most “high end” enthusiast SSDs (read:  consumer) these days will offer 400+ MB/s and at least 70k IOPS at medium queue depths.  Mechanical disks might only offer 75 – 140 IOPS per disk and 100 – 125 MB/s transfer.  However, we also know that we can...

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