Jenish Vyaswrote: > please let me know what is the maximum number of concurrent client connection supported by Postgres > 8.4.6 > > max_connections = ???? > > For my database, > > If I am running the test for more then 1000 concurrent active user it is showing me error "running out > of connection" > > I have set max_connections = 1200. There is no error message "running out of connection" in the code base. Could you quote the exact message? Maybe you are hitting a kernel resource limit, see http://www.postgresql.org/docs/8.4/static/kernel-resources.html In that case you might have to increase SEMMNS or SEMMNI. Yours, Laurenz Albe -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general