[zfs-discuss] Disk Concatenation

2008-09-19 Thread Michael Dvinyaninov
Hello, I am sure that this question was answered already but I could not find an answer. Is it possible to force zfs pool to have concatenation not striping or it can't be specified. Hints would be greatly appreciated. Thanks, Mike. ___ zfs-discuss

Re: [zfs-discuss] Disk Concatenation

2008-09-19 Thread A Darren Dunham
On Fri, Sep 19, 2008 at 10:31:07AM -0400, Michael Dvinyaninov wrote: > Hello, > > I am sure that this question was answered already but I could not find > an answer. > Is it possible to force zfs pool to have concatenation not striping or > it can't be specified. No, it can't. How would having

Re: [zfs-discuss] Disk Concatenation

2008-09-22 Thread Nils Goroll
See http://www.opensolaris.org/jive/thread.jspa?messageID=271983񂙯 The case mentioned there is one where concatenation in zdevs would be useful. ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-di

Re: [zfs-discuss] Disk Concatenation

2008-09-22 Thread A Darren Dunham
On Mon, Sep 22, 2008 at 01:03:13PM +0200, Nils Goroll wrote: > See > > http://www.opensolaris.org/jive/thread.jspa?messageID=271983񂙯 > > The case mentioned there is one where concatenation in zdevs would be useful. That case appears to be about trying to get a raidz sized properly against disks

Re: [zfs-discuss] Disk Concatenation

2008-09-22 Thread Nils Goroll
Hi Darren, >> http://www.opensolaris.org/jive/thread.jspa?messageID=271983񂙯 >> >> The case mentioned there is one where concatenation in zdevs would be > useful. > > That case appears to be about trying to get a raidz sized properly > against disks of different sizes. I don't see a similar issue

Re: [zfs-discuss] Disk Concatenation

2008-09-23 Thread Aaron Blew
I actually ran into a situation where I needed to concatenate LUNs last week. In my case, the Sun 2540 storage arrays don't yet have the ability to create LUNs over 2TB, so to use all the storage within the array on one host efficiently, I created two LUNs per RAID group, for a total of 4 LUNs. T

Re: [zfs-discuss] Disk Concatenation

2008-09-23 Thread Robert Milkowski
Hello Aaron, Tuesday, September 23, 2008, 8:24:36 AM, you wrote: > I actually ran into a situation where I needed to concatenate LUNs last week.  In my case, the Sun 2540 storage arrays don't yet have the ability to create LUNs over 2TB, so to use all the storage within the array on one

Re: [zfs-discuss] Disk Concatenation

2008-09-23 Thread A Darren Dunham
On Tue, Sep 23, 2008 at 08:56:39AM +0200, Nils Goroll wrote: >> That case appears to be about trying to get a raidz sized properly >> against disks of different sizes. I don't see a similar issue for >> someone preferring a concat over a stripe. > > I don't quite understand your comment. > > The q