Zfs

ZFS root using Debian GNU/kFreeBSD

       645 words, 4 minutes

For a while now FreeBSD had ZFS included. Since 8.x, revision 28 is available. The thing is, I don’t really like the FreeBSD package management ; but I love Debian’s one. Here’s the way to provide a stable Kernel with a decent system management on a powerful filesystem. The installation is done on a virtual machine. The multiple disk configuration has no really use here either than looking at how to do it.

Continue reading...


Share UFS and ZFS on FreeBSD 9

       299 words, 2 minutes

On my way for a new experiment, I want to share a UFS and a ZFS partitions on a single disk using FreeBSD 9. Although it is a quite arguable configuration, it is quite simple achieve.

Continue reading...


Providing a Nexenta iSCSI target to an ESXi initiator

       624 words, 3 minutes

Here’s the deal: create a ZFS volume on the Nexenta server, share it as iSCSI and attach it using the software iSCSI initiator from ESXi 5.

Continue reading...


Booting FreeBSD from ZFS

       645 words, 4 minutes

Here are my notes on how to configure a full ZFS-based FreeBSD system. In this particular case, the system is “FreeBSD 9.0-CURRENT #0: Thu May 12 15:34:46 UTC 2011” and it runs on a Dell Inspiron Mini 1012 (Intel Atom N450) with 1GB of RAM. This is just a P.O.C. as it is said that ZFS would required at least 2GB of RAM to perform nicely.

Continue reading...


ZFS explained and demoed (briefly)

       4076 words, 20 minutes

ZFS may be Yet Another File System. To me, ZFS is Zee File System brought by Sun Solaris. It is remarkable because it comes with numerous interesting features. To name a few: redundancy, checksum, compression, deduplication, snapshots. This article is a kind of cheat sheet on what is ZFS, how it is organized and how to build a consistent storage area using this particular file system. It is mostly an attempt to clarify and write down what I read about ZFS and how it has to be used to achieve various storage goals.

Continue reading...


3 / 3