Charles, See http://www.redbooks.ibm.com/abstracts/tips0458.html?Open
This was in a recent IBM redbooks newsletter. It discusses SATA performance and to me it says that the tsm backup diskpool is not a good use for SATA. Sequential volumes on SATA may be ok. Hope this helps, Bill At 10:21 AM 11/12/2004, you wrote: >Been asking lots of questions lately. ;-) > > >We recently have put our TSM Disk Backup Pools on Clarrion SATA. > The TSM Server is being presented as 600GB SATA Chunks > Our Aix Admin has put a Raw logical over two 600GB Chunks to create a > 1.2TB Raw Logical Volume > >Right now we are seeing Tape migrations @ about 4GB in 6hrs, where before on >EMC Symetrix disk we saw 29-40GB per hour. If anyone would like to share >their TSM SATA Diskpool layout and or tips we would much appreciate it!!! > > >TSM Env >AIX 5.2 >TSM 5.2.4 (64bit) >p630 4x4 >8x3592 FC Drives > >Regards, > >Charles ---------- Bill Colwell C. S. Draper Lab Cambridge Ma.
