Mirek Hankus <M(dot)Hankus(at)ce3(dot)pl> writes:
> after some tables are copied error occures
> pg_dump: [tar archiver] could not write to tar member (wrote 1087,
> attempted 5365)
> pg_dump: *** aborted because of error
If you were writing on a disk file I'd say you've run out of disk space.
Since you're writing to a pipe the answer isn't so obvious. Is it
possible that you've run into some system-dependent limit (a ulimit
setting on how much a given process can output, perhaps)?
regards, tom lane