More microcode madness – VMware recommends NOT patching
Jan14

More microcode madness – VMware recommends NOT patching

VMware recommends NOT applying microcode patch that they pushed… and my R620 experiences some weird issues after having applied the patch!

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Intel Microcode for Spectre/CVE-2017-5715 – Real performance loss in ZFS
Jan13

Intel Microcode for Spectre/CVE-2017-5715 – Real performance loss in ZFS

Update as of Jan 14, 2018:  VMware Recommends not applying patch Unless you’ve been living under a rock lately (which would have been convenient) you probably know about the Meltdown and Spectre vulnerabilities that have caused a huge stir in the IT industry.  There are three CVE’s associated with these vulnerabilities: CVE-2017-5715 (Spectre) CVE-2017-5753 (Spectre) CVE-2017-5754 (Meltdown) The purpose of this blog entry...

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832 TB – ZFS on Linux – Setting Up Ubuntu: Part 2
Aug23

832 TB – ZFS on Linux – Setting Up Ubuntu: Part 2

As you’ve probably guessed, this post is going to cover installing the OS in the case of my ZFS on Linux build(s).  This is heavily subjective.  There are right and wrong ways of doing things, but there is also a ton of “yeah, that’ll work” in the middle.  There are Linux admins out there who, first things first, will change the terminal colors, unify UIDs and GIDs across multiple systems, create aliases for...

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Native Encryption for ZFS on Linux is here!
Aug15

Native Encryption for ZFS on Linux is here!

You heard right! Click here to read about the github commit Tom Caputi has signed off on the patch for encryption in ZFS on Linux!  The part that really caught my eye reads: The last addition is the ability to do raw, encrypted sends and receives. The idea here is to send raw encrypted and compressed data and receive it exactly as is on a backup system. This means that the dataset on the receiving system is protected using the same...

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832 TB – ZFS on Linux – Project “Cheap and Deep”: Part 1
Aug03

832 TB – ZFS on Linux – Project “Cheap and Deep”: Part 1

Sometimes you just need a ton of storage capacity – in this post I share a ZFS build I’ve been working on!

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Red Hat discontinues support for Btrfs
Aug02

Red Hat discontinues support for Btrfs

Red Hat removed Btrfs not only from “Technology Preview” but from future releases entirely

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