Pablo Alcaraz <pabloa(at)laotraesquina(dot)com(dot)ar> writes:
> We have a database running smoothly for months. 2 days ago I get this
> error message. I tried a restore, a full restore (deleting the old
> database and recovering from backup all the information) but we are
> getting this error every time.
I think you've got hardware problems. Run some memory and disk
diagnostics.
regards, tom lane