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PostgreSQL High Performance Cookbook by Dinesh Kumar, Chitij Chauhan

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Stopping the server quickly

There are different modes available to stop the PostgreSQL server. Here we will talk about the mode in which we can stop the server quickly.

Getting ready

The pg_ctl command is used in combination with the stop option in order to stop the PostgreSQL server.

How to do it...

We can use the following command to stop the server quickly on Red Hat-based Linux distributions and other Unix-based systems:

pg_ctl -D /var/lib/pgsql/9.6/data -m fast stop

Here, /var/lib/pgsql/9.6/data is the location of the data directory.

How it works...

The -m fast option must be used in order to shut down as quickly as possible. In case of a normal shutdown, PostgreSQL will wait for all users to finish their transactions before halting and on a busy ...

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