"Chris Hoover" <revoohc(at)gmail(dot)com> writes:
> I am getting the following error when trying to run a reindex on one of my
> databases.
> reindexdb: reindexing of database "xxx" failed: ERROR: out of memory
> DETAIL: Failed on request of size 268435456.
> Can someone advise on what memory parameter was violated?
Kernel's process size limit (ulimit -m or something like that).
What have you got maintenance_work_mem set to ... 256MB by any chance?
If so make it less.
regards, tom lane