On Friday, January 18, 2013 3:46 PM Heikki Linnakangas wrote:
> On 18.01.2013 08:50, Amit Kapila wrote:
> > I think currently user has no way to specify TCP keepalive settings
> from
> > pg_basebackup, please let me know if there is any such existing way?
>
> I was going to say you can just use "keepalives_idle=30" in the
> connection string. But there's no way to pass a connection string to
> pg_basebackup on the command line! The usual way to pass a connection
> string is to pass it as the database name, and PQconnect will expand
> it,
> but that doesn't work with pg_basebackup because it hardcodes the
> database name as "replication". D'oh.
>
> You could still use environment variables and a service file to do it,
> but it's certainly more cumbersome. It clearly should be possible to
> pass a full connection string to pg_basebackup, that's an obvious
> oversight.
So to solve this problem below can be done:
1. Support connection string in pg_basebackup and mention keepalives or
connection_timeout
2. Support recv_timeout separately to provide a way to users who are not
comfortable tcp keepalives
a. 1 can be done alone
b. 2 can be done alone
c. both 1 and 2.
With Regards,
Amit Kapila.