"Brusser, Michael" <Michael.Brusser@matrixone.com> writes:
> Our customer is running Postgresql v. 7.3.4 on Linux(Redhat 3.0 Ent.)
> The application crashed and I am trying to understand what could have caused
> this kind of problems:
> fdatasync of log file 0, segment 2 failed: input/output error
> PGSTAT: Error closing temp stats file
> .../.../postgresql/global/pgstat.tmp.10278: Input/output error
"input/output error" definitely means a hardware problem ... you might
try looking in the kernel logs (/var/log/messages) to see if any
additional information got recorded there.
regards, tom lane