Is anyone using ZFS for this ? /Steve -- On Tue, 1 Apr 2008, Jeff Lightner wrote:
> I second Ed's recommendation of Veritas Volume Manager (VxVM). Not > just for NetBackup but for most filesystems (including those for >> terabyte databases). The options one has for controlling things such > as buffering, block sizes etc... are important for databases. Moreover > since it allows you to grow/shrink filesystems on the fly it is a great > tool for Production environments where downtime Is hard to get. > Finally since it allows one to do software RAID in environments where > hardware RAID isn't available it has that added benefit. > > > > Most Sun Solaris shops of any size use VxVM. Many HP HP-UX shops use > VxVM even though HP has its own Logical Volume Manager (LVM) but many > still use LVM. On Linux most Enterprise folks use LVM which is very > much like the one on HP-UX. AIX has one called LVM that I haven't used. > > > > Using Windows for very large enterprise class environments simply isn't > an option for most folks due to scalability issues. > > > > ________________________________ > > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of WEAVER, > Simon (external) > Sent: Tuesday, April 01, 2008 9:35 AM > To: Ed Wilts > Cc: [email protected]; Paul Keating > Subject: Re: [Veritas-bu] NetBackup 6.5 index size > > > > Ed > > I use Robocopy alot, but I feel that the product may have been > ill-advised by someone who thought we needed the product, when clearly > we have proven this is not the case. > > > > Robocopy and Diskpart :-) works like a charm! > > > > ________________________________ > > From: Ed Wilts [mailto:[EMAIL PROTECTED] > Sent: Tuesday, April 01, 2008 1:22 PM > To: WEAVER, Simon (external) > Cc: Paul Keating; [EMAIL PROTECTED]; > [email protected] > Subject: Re: [Veritas-bu] NetBackup 6.5 index size > > On Tue, Apr 1, 2008 at 12:27 AM, WEAVER, Simon (external) > <[EMAIL PROTECTED]> wrote: > > > Personally, I am not a fan of Veritas Volume Manager, and I > certainly cannot recommend it. > > > That's because you're a Windows guy and the product certainly doesn't > function on Windows like it does on Unix. If you're a Unix guy, you'll > see the limitations of Windows and its lack of a volume manager very > quickly. > > My catalog is in a volume manager and yes, we've grown it. We've > bounced a lot of our storage around between SAN frames as well as > expanded volumes. On the other hand, my Windows admins do nothing but > bitch and moan when they have to do the same thing. Linux, HP-UX, > Solaris, VMS - all move data nicely around. Windows, well, just say no. > > Robocopy is not an alternative to a volume manager :-) > > .../Ed > > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Paul > Keating > Sent: Monday, March 31, 2008 5:19 PM > To: [EMAIL PROTECTED]; [email protected] > Subject: Re: [Veritas-bu] NetBackup 6.5 index size > > Build your catalog filesytem using a Logical Volume Manager, > such as Veritas Volume Manager (Storage Foundations) on a SAN attached > LUN. As your catalog grows you can grow both the LUN and the filesystem > hot, without an outage. > > Or, if you have availability of a recent Enterprise class array > such as the HDS USP-V, you can build it on a DP (Dynamic provisioned) > LUN (aka thin provisioning) > > The array presents your server with a large fixed size LUN, even > several terabytes, but only occupies as much disk space as needed, > initially, then auto allocates disk as needed. > > Personally, I'd just go the volume manager route. > > Paul > > > > -- > Ed Wilts, Mounds View, MN, USA > mailto:[EMAIL PROTECTED] > > This email (including any attachments) may contain confidential and/or > privileged information or information otherwise protected from > disclosure. > If you are not the intended recipient, please notify the sender > immediately, do not copy this message or any attachments and do not use > it > for any purpose or disclose its content to any person, but delete this > message and any attachments from your system. 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