4 ms·
That's true with a TCP connection and its three-way handshake. With a shared memory vchan across two VMs, establishing a connection is less than a millisecond (
by avsm 12y ago
That's true with a TCP connection and its three-way handshake. With a shared memory vchan across two VMs, establishing a connection is less than a millisecond (if that).
- mercurial 12y agoSure, but if you're using both a read/write master and a hot standby for read-only queries on another machine, you're going to need TCP.