Re: postgres not starting

Alan Hodgson wrote:
> On Thu, 2018-02-15 at 18:21 -0600, Azimuddin Mohammed wrote:
> > Hello,
> > I am unable to start postgres on one of the server
> > I am getting below error "HINT: is another postmaster already running on port 5432, if not wait a few seconds and retry"
> > I checked the processes nothing is running with postgres
> >
> > I think the error caused because I removed everything under /data directory before stopping the server.
> > Can someone help.
>
> kill -9 the old processes. The old postmaster is holding onto the port.
> And probably some of the old file handles, too, so you might want to re-init the new database
> cluster after really cleaning up the old one.

This seems excessive - maybe the server he wants to start is already
running and there is no need to crash or wipe it.

To give a better answer we would have to know which operating system
it is, which PostgreSQL version and how it was installed.

Yours,
Laurenz Albe
--
Cybertec | https://www.cybertec-postgresql.com