Re: Why aren't master and slave DBs binary identical? - Mailing list pgsql-hackers

Tom Lane wrote:
> Andres Freund <andres@anarazel.de> writes:
>   
>> On Friday 18 June 2010 00:22:00 Josh Berkus wrote:
>>     
>>> We've noticed that checksums and file sizes for the master database, and
>>> slave database, even after all transactions have been cleared, are not
>>> identical.  Why is that?
>>>       
>
>   
>> Non Wal-Logged action like visibility bits.
>>     
>
> That wouldn't affect file sizes though.  Could we have some specifics?
>
>             
>   

I have not noticed different file sizes, only checksums.

cheers

andrew