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? -- Bruce Momjian | http://www.op.net/~candle pgman@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026