Re: Filesystem vs. Raw IO

Carel-Jan Engel allegedly said,on 29/05/2004 7:01 AM:

IBM claims they can reach nearly RAW-partition performance on filesystems using concurrent IO supported by JFS2. Some figures (from the paper http://unix.ittoolbox.com/browse.asp?c=UNIXPeerPublishing&r=http%3A%2F%2Fwww%2D1%2Eibm%2Ecom%2Fservers%2Faix%2Fwhitepapers%2Fdb%5Fperf%5Faix%2Epdf): 

Interesting paper. Thanks a lot.  I'm not sure yet if it isn't another
instance of asynch i/o with a bit of re-badging, but I'll have to
digest it further.  Once again, thanks for the reference.

--
Cheers
Nuno Souto
in sunny Sydney, Australia
dbvision@xxxxxxxxxxxxxxx
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