Re: [HACKERS] sbufdesc' padding...

From: "Thomas G(dot) Lockhart" <lockhart(at)alumni(dot)caltech(dot)edu>
To: Vadim Mikheev <vadim(at)krs(dot)ru>
Cc: PostgreSQL Developers List <hackers(at)postgreSQL(dot)org>
Subject: Re: [HACKERS] sbufdesc' padding...
Date: 1998-11-30 16:28:08
Message-ID: 3662C798.B0EF27CC@alumni.caltech.edu
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> * ... 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...

- Tom

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