Re: D2D on AIX
2004-09-21 14:48:45
True. Seek time is tiny compared to tape mounts. I am just concerned that
the TSM db has to keep track of thousands of volume. How much will it increase
the size of the db. Ours is already 90G at 70% utilized.
Eliza
>
> ==> In article <200409211619.i8LGJsbf018132 AT vtcat.cc.vt DOT edu>, Eliza
> Lau <lau AT VTCAT.CC.VT DOT EDU> writes:
>
> > What is the recommended volume size. I have seen someone mentioned 5G, but
> > then the number of volumes will explode from about 800 (current # of 3590
> > primary tapes) to thousands.
>
> Consider, this doesn't really cost you much. Seek time in a directory of
> thousands of files is still tiny compared to tape behavior.
>
> I probably wouldn't go as low as 5G, but 10G (much less than the average size
> of my 3590 vols) seems pretty reasonable to me. 20G is getting big, from my
> perspective.
>
>
>
> > How about keeping the staging space so clients backup to staging then
> > migrate to FILE volumes. Then every volume will be filled up.
>
>
> I like this, too.
>
>
> - Allen S. Rout
>
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- Re: D2D on AIX, (continued)
- Re: D2D on AIX, Rushforth, Tim
- Re: D2D on AIX, Rushforth, Tim
- Re: D2D on AIX, Rushforth, Tim
- Re: D2D on AIX, Johnson, Milton
- Re: D2D on AIX, Johnson, Milton
- Re: D2D on AIX, Rushforth, Tim
- Re: D2D on AIX,
Eliza Lau <=
- Re: D2D on AIX, Steve Harris
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