| From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | lockhart(at)alumni(dot)caltech(dot)edu (Thomas G(dot) Lockhart) |
| Cc: | vadim(at)krs(dot)ru, hackers(at)postgreSQL(dot)org |
| Subject: | Re: [HACKERS] sbufdesc' padding... |
| Date: | 1998-12-02 01:30:19 |
| Message-ID: | 199812020130.UAA08555@candle.pha.pa.us |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
> > * ... this hack cut 10% off of the time to create the Wisconsin
> > * database! It eats up more shared memory, of course, but we're
> > * (allegedly) going to make some of these types bigger soon
> > * anyway... -pma 1/2/93
> > This is not true now:
> > #define BufferDescriptorGetBuffer(bdesc) ((bdesc)->buf_id + 1)
> > Comments ?...
>
> Does that mean that we have re-introduced the slower allocation
> technique sometime since 1993? 10% speed improvement for some operations
> seems interesting...
>
No, just the way of computing the padding has changed.
--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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