Re: using JBOD as a copy pool?

2004-11-16 Thread Paul Zarnowski
At 07:01 PM 11/15/2004, Mike wrote: Is there someway to create a priority or hierarchy of restoration methods such that the JBOD is checked first for the files, then the tape pools are checked? If I understand your question correctly, the answer is "no". When data is restored, it always comes from

Re: using JBOD as a copy pool?

2004-11-16 Thread Nicholas Cassimatis
Mike, Why not have the JBOD pool between your DASD pool and tape, then cache it? If it's big enough to hold 3 days worth of data, you're set. -- JBOD -- Tape Primary Pool / | | Primary Pool ---< | | \ | |

Re: using JBOD as a copy pool?

2004-11-15 Thread Mark D. Rodriguez
Mike, I have been following this thread and was a little confused at first. I could not tell what it is you wish to accomplish. It appears you are asking us if a solution is valid without really telling us what the problem is! If we knew what the problem is we may have a good solution that you h

Re: using JBOD as a copy pool?

2004-11-15 Thread Steve Harris
G'day Mike, I'm not necessarily advocating that you do this, but if you wanted to... make your jbod pool a sequential file-based copy pool. daily, after your backups are complete run a backup stg primary pool->jbod pool when this has finished, mark all of your jbod pool volumes read only as part

Re: using JBOD as a copy pool?

2004-11-15 Thread Mike
Hi Paul! On Mon, 15 Nov 2004, Paul Zarnowski wrote: > At 11:11 AM 11/15/2004, Stapleton, Mark wrote: > >From: ADSM: Dist Stor Manager [mailto:[EMAIL PROTECTED] On > >Behalf Of Mike > >>We have a few servers where the TSM GUI estimates nearly 3.5 > >>days to restore all the files. We're talking no

Re: using JBOD as a copy pool?

2004-11-15 Thread Paul Zarnowski
At 11:11 AM 11/15/2004, Stapleton, Mark wrote: From: ADSM: Dist Stor Manager [mailto:[EMAIL PROTECTED] On Behalf Of Mike >We have a few servers where the TSM GUI estimates nearly 3.5 >days to restore all the files. We're talking now about getting >something like a JBOD as an additional copypool (is

Re: using JBOD as a copy pool?

2004-11-15 Thread Stapleton, Mark
t: Monday, November 15, 2004 12:40 PM >To: [EMAIL PROTECTED] >Subject: Re: using JBOD as a copy pool? > >On Nov 15, 2004, at 11:11 AM, Stapleton, Mark wrote: > >> ...It will not restore files from the copy pool > >Now, what kind of enterprise product would TSM be if it

Re: using JBOD as a copy pool?

2004-11-15 Thread Richard Sims
On Nov 15, 2004, at 11:11 AM, Stapleton, Mark wrote: ...It will not restore files from the copy pool Now, what kind of enterprise product would TSM be if it didn't? From the Admin Guide manual: "The copy storage pool provides a means of recovering from disasters or media failures. For example,

Re: using JBOD as a copy pool?

2004-11-15 Thread Stapleton, Mark
From: ADSM: Dist Stor Manager [mailto:[EMAIL PROTECTED] On Behalf Of Mike >We have a few servers where the TSM GUI estimates nearly 3.5 >days to restore all the files. We're talking now about getting >something like a JBOD as an additional copypool (is that the >right term?). The data flow woul

using JBOD as a copy pool?

2004-11-15 Thread Mike
We have a few servers where the TSM GUI estimates nearly 3.5 days to restore all the files. We're talking now about getting something like a JBOD as an additional copypool (is that the right term?). The data flow would be node->storage pool->tape pool ->JBOD cop