Re: Cost of XLogInsert CRC calculations

On Wed, 2005-05-11 at 13:40 +0100, Mark Cave-Ayland wrote:
> So unless we can guarantee a minimum of 1k data per Xlog record then
> Adler-32 won't be suitable. 

Most records are either 8KB or much less than 1KB. Is the benefit gained
from the 8KB records worth the loss on the more frequent smaller
records?

> perhaps the CRC-32 routines could be written in in-line assembler

If you can do this, step right up. :-)

Best Regards, Simon Riggs