>> MichaelDBA <MichaelDBA@xxxxxxxxxxx> 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 >> Auth method is local password. The AWS RDS Instance does have Kerberos enable so there is ONE role that authenticates via AD. I was thinking, maybe, that the local ID was mistakenly trying to authenticate via AD, failing, and then authenticating locally?? I do have a ticket open with AWS to inquire about this. Also, I will use strace to gather more info. Thank you, Kim.