Re: [zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-15 Thread David Collier-Brown
We've discussed this in considerable detail, but the original question remains unanswered: if an organization *must* use multiple pools, is there an upper bound to avoid or a rate of degradation to be considered? --dave -- David Collier-Brown| Always do right. This will gratify

Re: [zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-15 Thread Mike Gerdts
On Tue, Apr 15, 2008 at 9:22 AM, David Collier-Brown [EMAIL PROTECTED] wrote: We've discussed this in considerable detail, but the original question remains unanswered: if an organization *must* use multiple pools, is there an upper bound to avoid or a rate of degradation to be

Re: [zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-12 Thread Simon Breden
Hi Chris, I would have thought that managing multiple pools (you mentioned 200) would be an absolute administrative nightmare. If you give more details about your storage needs like number of users, space required etc it might become clearer what you're thinking of setting up. Also, I see you

Re: [zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-12 Thread Chris Siebenmann
| Hi Chris, I would have thought that managing multiple pools (you | mentioned 200) would be an absolute administrative nightmare. If you | give more details about your storage needs like number of users, space | required etc it might become clearer what you're thinking of setting | up. Every

Re: [zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-12 Thread Will Murnane
On Sat, Apr 12, 2008 at 7:51 PM, Chris Siebenmann [EMAIL PROTECTED] wrote: So, we are always going to have a certain number of logical pools of storage space to manage. The question is whether to handle them as separate ZFS pools or aggregate them into fewer ZFS pools and then administer

Re: [zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-12 Thread Chris Siebenmann
| I don't think that's the case. What's wrong with setting both a quota | and a reservation on your user filesystems? In a shared ZFS pool situation I don't think we'd get anything from using both. We have to use something to limit people to the storage that they bought, and in at least S10 U4

Re: [zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-12 Thread Joe Little
On Tue, Apr 8, 2008 at 9:55 AM, [EMAIL PROTECTED] wrote: [EMAIL PROTECTED] wrote on 04/08/2008 11:22:53 AM: In our environment, the politically and administratively simplest approach to managing our storage is to give each separate group at least one ZFS pool of their own (into which

[zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-08 Thread Chris Siebenmann
In our environment, the politically and administratively simplest approach to managing our storage is to give each separate group at least one ZFS pool of their own (into which they will put their various filesystems). This could lead to a proliferation of ZFS pools on our fileservers (my current