Re: Need clarification on "another server might be running; trying to start server anyway"

On 7/6/16 4:11 AM, dmigowski@ikoffice.de wrote:
> I am currently facing an issue on Servers that are running PostgreSQL 9.5
> started from systemd, and in the case when the Servers power offs the hard
> way, and I restart it, I get an error "another server might be running;
> trying to start server anyway"
>
> The Documentation section "17.3.1. Server Start-up Failures" should maybe
> mention that error and explain, in which cases postgresql thinks that it is
> still running, because neither the port is already taken, or are there
> logfiles on the server.
>
> I also tried to remove postmaster.pid before starting postgres, but this
> strangely doesn't help either.

You get this error from pg_ctl if it finds an existing postmaster.pid
file.  So if you deleted it and still get the error, something went
wrong.  Please provide more details if it's reproducible.

--
Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services