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Re: page x is unitialized

From: Michael Guerin <guerin(at)rentec(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-novice(at)postgresql(dot)org
Subject: Re: page x is unitialized
Date: 2004-06-16 19:29:48
Message-ID: 40D09FAC.2060708@rentec.com (view raw or flat)
Thread:
Lists: pgsql-novice
Tom Lane wrote:

>Michael Guerin <guerin(at)rentec(dot)com> writes:
>  
>
>>Is this message the sign of trouble, or is it harmless?  
>>    
>>
>
>It's not good.  The least bad explanation is that you had a system crash
>recently that occurred between extending a table by one page and filling
>that page with useful data.  (The page is filled with zeroes on creation.)
>If you haven't had any crashes lately then I'd wonder about whether your
>disk is dropping data.
>
>			regards, tom lane
>  
>
Could this lead to the invalid page header problems that I've been 
having lately? 

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