Tom Lane wrote:
> Tom Allison <tom@tacocat.net> writes:
>> 2007-11-30 19:35:20 EST PANIC: could not locate a valid checkpoint
>> record
>
> Ugh :-(. pg_resetxlog should get you back into the database, but it's
> anybody's guess whether and how badly the contents will be corrupted.
> I would recommend trying a dump/reload and also doing any manual
> consistency crosschecks you can think of.
>
>> postgres version 8.2 sitting on a Reiser FS on RAID1....
>
> Better take a second look at your disk hardware configuration. At least
> in theory, this Can't Happen if your disk hardware is handling fsync
> honestly.
>
> regards, tom lane
I tracked it down and did a reset.
I only have one large table right now.
And now I've decided to start using fsync=on!!! :)
I don't think I want to "test" this just yet...