Re: Big 7.1 open items

Bruce Momjian <pgman@candle.pha.pa.us>

From: Bruce Momjian <pgman@candle.pha.pa.us>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Jan Wieck <JanWieck@Yahoo.com>, Hiroshi Inoue <Inoue@tpf.co.jp>, PostgreSQL-development <pgsql-hackers@postgresql.org>, "Ross J. Reedstrom" <reedstrm@rice.edu>
Date: 2000-06-18T22:50:17Z
Lists: pgsql-hackers
If we eliminate the round-robin idea, what did people think of the rest
of the ideas?

> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > ...  We could even get fancy and
> > round-robin through all the extents directories, looping around to the
> > beginning when we run out of them.  That sounds nice.
> 
> That sounds horrible.  There's no way to tell which extent directory
> extent N goes into except by scanning the location directory to find
> out how many extent subdirectories there are (so that you can compute
> N modulo number-of-directories).  Do you want to pay that price on every
> file open?


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