Ron <ronljohnsonjr(at)gmail(dot)com> writes:
> v9.6.2.23
> I always run pg_dump with the --verbose option, and the bash script echos
> $?, so there's a 25,664 line log file for me to examine which explicitly
> shows the return code.
A quick search of the 9.6 pg_dump source code shows that it only
ever calls exit() with values 0 or 1. 255 would have to be coming
from some outside factor. You sure your shell script isn't
misbehaving and corrupting the reported return code?
regards, tom lane