Re: Big 7.1 open items
От | Bruce Momjian |
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Тема | Re: Big 7.1 open items |
Дата | |
Msg-id | 200006182250.SAA13436@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: Big 7.1 open items (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: Big 7.1 open items
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Список | 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, Pennsylvania19026
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