Thanks for your response , Why 32 drives ?
Yes VTL can write 10 TB/ hr without DD Boost I may not start with 32 but still need to calculate total number of servers , any time constraint and database size to decide the count By Sarav +65-82284384 > On 16 Sep, 2014, at 1:57 am, Nick Laflamme <n...@laflamme.us> wrote: > > When I worked in a TSM/DD shop with Data Domain VTLs, we did something a > little different: we defined for each TSM server both a "normal" VTL > instance and a "LAN-free" library for any storage agents. The TSM master > server needs access to the LAN-free library so it can mount tapes and > validate tape labels, but our copypools for the standard policies were set > to use storage pools in the "normal" libraries. Only clients assigned to > specific domains ended up with access to the LAN-free libraries --or were > relegated to the LAN-free ghetto, if you prefer. :-) > > We could have used shared libraries among our TSM servers, but we had had > some bad experiences with a similar configuration using EMC Clariian VTLs. > Spinning off dedicated VTLs is trivially cheap, so why not? > > Nick > > > On Mon, Sep 15, 2014 at 11:45 AM, Saravanan Palanisamy < > evergreen.sa...@gmail.com> wrote: > >> Dear TSM Folks, >> >> Has anybody tried this approach to enhance tape drive availability ? >> >> Create 64 tape drives in data domain and allocate 32 tape drives only for >> TSM server backup ( Lan based backup) and remaining 32 tape drives dedicate >> for storage agent >> >> Is this possible to implement this setup ? >> >> I really had concern because storage agent definitely need tape drive >> should be defined and path must be online in TSM server before defining >> path for storage agent. >> >> Will it work if turn off tape drive path in TSM server and only turn on >> corresponding path for storage agent ? I never tried this approach and has >> anybody got real time experience on this setup? >> >> -- >> Thanks & Regards, >> Saravanan >> Mobile: +65-86966188 >>