Re: A sniffer for the buffer

Greg Smith wrote:
> Jonas J wrote:

> >P.S.: I'm using PostgreSQL 8.1.4 to run with TPCC-UVA benchmarks tests...
> Ah.  PostgreSQL 8.1 is significantly slower than the current
> versions, and you're not going to get as much help with issues
> related to the source code as if you're using a newer one.  For
> example, I don't know the 8.1 buffer implementation code nearly as
> well because I didn't really start tinkering with it until 8.2, so
> some of the things you're asking about I don't have easy access or
> recollection of.

8.1 didn't have lock partitioning, so BufMappingLock was a serious
problem back then.  Completely different from the current code.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.