Re: [zfs-discuss] ZFS compression and deduplication on root pool on SSD

2010-03-01 Thread valrh...@gmail.com
One of the great privileges of using OpenSolaris is the helpfulness and deep knowledge of the community. Thanks for the suggestions. I cleared out /var/pkg/downloads, and got back a couple of gigabytes. I've enabled compress and dedup. Is there a simple set of commands that I could send that fi

Re: [zfs-discuss] ZFS compression and deduplication on root pool on SSD

2010-02-28 Thread Daniel Carosone
On Sun, Feb 28, 2010 at 07:36:30PM -0800, Bill Sommerfeld wrote: > To avoid this in the future, set PKG_CACHEDIR in your environment to > point at a filesystem which isn't cloned by beadm -- something outside > rpool/ROOT, for instance. +1 - I've just used a dataset mounted at /var/pkg/downloa

Re: [zfs-discuss] ZFS compression and deduplication on root pool on SSD

2010-02-28 Thread Bill Sommerfeld
On 02/28/10 15:58, valrh...@gmail.com wrote: Also, I don't have the numbers to prove this, but it seems to me > that the actual size of rpool/ROOT has grown substantially since I > did a clean install of build 129a (I'm now at build133). WIthout > compression, either, that was around 24 GB, but

Re: [zfs-discuss] ZFS compression and deduplication on root pool on SSD

2010-02-28 Thread Bob Friesenhahn
On Sun, 28 Feb 2010, valrh...@gmail.com wrote: backup server, I should be able to compress by about a factor of 1.5x. If I enable both on the rpool filesystem, then clone the boot environment, that should enable it on the new BE (which would be a child of rpool/ROOT), right? If by 'clone' yo

[zfs-discuss] ZFS compression and deduplication on root pool on SSD

2010-02-28 Thread valrh...@gmail.com
I am running my root pool on a 60 GB SLC SSD (OCZ Agility EX). At present, my rpool/ROOT has no compression, and no deduplication. I was wondering about whether it would be a good idea, from a performance and data integrity standpoint, to use one, the other, or both, on the root pool. My current