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Debian 7: Installing iSCSI LUN as raw disk (iSCSI initiator)

I have a new Debain 7 server (VM) and would like to use a raw iSCSI Lun on it presented from my QNAP (and put ZFS on it at the end…

ZFS: Fun with ZFS – is compression and deduplication useful for my data and how much memory do I need for zfs dedup?

It is widely know that ZFS can compress and deduplicate. The deduplication works across the pool level and removes duplicate data blocks as they are written to disk. This results…

Solaris: ZFS encryption with deduplication and compression

In the wake of the current Truecrypt FUD. It seems not too widely known that you can encrypt your data with zfs for quite some while. And it also works…

Debian 7.0 Wheezy / Proxmox 3.x: Install ZFS Native

In relation to the outdated post http://www.solaris-cookbook.eu/linux/debian-kanotix-proxmox-install-zfs-native/ Things have become much easier now How to install ZFS native on Debian 7 or Proxmox 3.x 1) become root sudo su –…

Debian / Ubuntu / Centos / Zfs on Linux: ZFS Limit Arc Cache

Talking about ZFS and ARC CACHE Generally ZFS is designed for servers and as such its default settings are to allocate: – 75% of memory on systems with less than…

RedHat 6.x / CentOS 6.x: How to Install ZFS native

Here we go again. After installing ZFS on a Debian based Proxmox Node I now need some bang on a CentOS Server. To remind you all: ZFS on Linux is…

Debian / Kanotix / Proxmox: Install ZFS Native

Install ZFS Native on Kanotix / Debian Squeeze / Proxmox 2.1 This whole thing below is obsolete. I created a new post with up to date details for Debian 7.0…

Solaris: ZPool and ZFS Rename

Howto rename a Zpool and a ZFS mountpoint I accidentially named a pool tets rather than test. So I renamed it. $ zpool status -v pool: tets state: ONLINE scrub: none…

Solaris 10: ZFS Evil Tuning Guide

ZFS Evil Tuning Guide http://www.solarisinternals.com/wiki/index.php/ZFS_Evil_Tuning_Guide#Limiting_the_ARC_Cache From Siwiki Overview Tuning is Evil Tuning is often evil and should rarely be done. First, consider that the default values are set by the…