MichaelDBA <MichaelDBA@sqlexec.com> writes:
> I don't have a problem with hundreds or thousands of logins per minute
> on RDS or bare metal, even with only 8 CPUs and 32GB RAM. There is
> something else in play here...
Yeah. The OP didn't mention the authentication method in use, but
I could believe some sort of performance glitch if it consults an
external server (for Kerberos, AD, LDAP, etc). Or maybe it's
basically a network problem between client and server.
regards, tom lane