Postgres Pro
Downloads
Home   >   mailing lists

Re: Cost of XLogInsert CRC calculations - Mailing list pgsql-hackers

From Greg Stark
Subject Re: Cost of XLogInsert CRC calculations
Date
Msg-id 87ekc5cefq.fsf@stark.xeocode.com
Whole thread Raw
In response to Re: Cost of XLogInsert CRC calculations  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Cost of XLogInsert CRC calculations  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
Tree view 
Tom Lane <tgl@sss.pgh.pa.us> writes:

> Do we know that?  The results I showed put at least one fundamentally
> 32bit platform (the PowerBook I'm typing this on) at dead par for 32bit
> and 64bit CRCs.  

Wait, par for 32-bit CRCs? Or for 64-bit CRCs calculated using 32-bit ints?

-- 
greg

pgsql-hackers by date:

Previous
From: Tom Lane
Date:
Subject: Re: Learning curves and such (was Re: pgFoundry)
Next
From: "Jeffrey W. Baker"
Date:
Subject: Bitmap scan cost model (was Re: bitmap scans, btree scans, and tid order)