On Wed, May 31, 2017 at 7:01 AM, Dilip Kumar <dilipbal...@gmail.com> wrote: > On Wed, May 31, 2017 at 7:54 AM, tushar <tushar.ah...@enterprisedb.com> wrote: >> centos@centos-cpula bin]$ ./postgres --single postgres -D m1data >> PostgreSQL stand-alone backend 10beta1 >> backend> create subscription sub connection 'dbname=postgres port=5433 >> user=centos' publication p with (create_slot=0,enabled=off); >> 2017-05-31 12:53:09.318 BST [10469] LOG: statement: create subscription sub >> connection 'dbname=postgres port=5433 user=centos' publication p with >> (create_slot=0,enabled=off); >> >> 2017-05-31 12:53:09.326 BST [10469] ERROR: epoll_ctl() failed: Bad file >> descriptor > > IMHO, In single user mode, it can not support replication (it can not > have background WALReciver task). However, I believe there should be a > proper error if the above statement is correct.
Yeah, see 0e0f43d6 for example. A simple fix is to look at IsUnderPostmaster when creating, altering or dropping a subscription in subscriptioncmds.c. -- Michael -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
