Re: PANIC: unable to locate a valid checkpoint record

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Ganesan R <rganesan(at)myrealbox(dot)com>
Cc: pgsql-bugs(at)postgresql(dot)org, pgsql-admin(at)postgresql(dot)org
Subject: Re: PANIC: unable to locate a valid checkpoint record
Date: 2003-02-21 04:07:55
Message-ID: 9548.1045800475@sss.pgh.pa.us
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Ganesan R <rganesan(at)myrealbox(dot)com> writes:
> I am using 7.3.2. postmaster prints this on starting up:

> LOG: ReadRecord: bad resource manager data checksum in record at 0/E42144

> pg_resetxlog is able to recover from the problem; but I am concerned because
> I can reproduce the scenario very easily.

You should definitely be concerned :-(. It sounds like the CRC code
isn't working at all on your platform. What is your platform --- what
hardware, what OS, which C compiler? How did you configure and install
Postgres?

regards, tom lane

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