On Wed, Sep 24, 2014 at 2:35 PM, <christian(dot)echerer(at)manroland-web(dot)com>
wrote:
> Hi,
>
> while creating a backup with pg_dump and parallel write accesses to the
> database following error occured:
> 2014-09-24 07:46:46 ... ERROR: out of shared memory
> 2014-09-24 07:46:46 ... HINT: You might need to increase
> max_pred_locks_per_transaction.
>
>
This a new parameter introduced in PostgreSQL 9.1. This issue will be
resolved by increasing "max_pred_locks_per_transaction" parameter value
from default of 64 to 256 in PostgreSQL.conf file.
Thanks & Regards
Raghu Ram