Re: namedatalen part 2 (cont'd)
От | Bruce Momjian |
---|---|
Тема | Re: namedatalen part 2 (cont'd) |
Дата | |
Msg-id | 200204241357.g3ODvTY08250@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: namedatalen part 2 (cont'd) (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: namedatalen part 2 (cont'd)
|
Список | pgsql-hackers |
Tom Lane wrote: > Neil Conway <nconway@klamath.dyndns.org> writes: > > ...Based on that data, I'd vote against making any changes to NAMEDATALEN. > > It looked to me like the cost for going to NAMEDATALEN = 64 would be > reasonable. Based on these numbers I'd have a problem with 128 or more. > > But as you observe, pgbench numbers are not very repeatable. It'd be > nice to have some similar experiments with another benchmark before > making a decision. Yes, 64 looked like the appropriate value too. Actually, I was surprised to see as much of a slowdown as we did. -- Bruce Momjian | http://candle.pha.pa.us 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
В списке pgsql-hackers по дате отправления: