Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!lll-winken!uunet!portal!cup.portal.com!Jeff_A_Scott
From: Jeff_A_Scott@cup.portal.com
Newsgroups: comp.databases
Subject: Re: Major data corruption in INGRES
Message-ID: <16628@cup.portal.com>
Date: 3 Apr 89 12:37:12 GMT
References: <2565@tank.uchicago.edu>
Distribution: usa
Organization: The Portal System (TM)
Lines: 15

> 
>     For the last 1.5 years we have been having problems with the
>reliability of the INGRES (rti, commercial) rdbms system.  The
>symptoms we have been experiencing are major corruption of the
>"backend" "system" tables and also corruption of index pages in
>btree table structures.  

We've been using INGRES for about 5 years now and have been through
all of the usual and unusual problems with them.  Don't know what version
you're on but you might try turning the local page cache off.  RTI has
had some problems with the local/global caching among multiple
database accessors.
				Jeff Scott
				jscott@cup.portal.com
				... !sun!portal!cup.portal.com!jscott