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pg_isolate

Installation

make install
make cgroup_init

Configuration

Extension will try to find pg_isolate.json file in desired PGDATA directory.
Config has following structure

{
    "example" : {
        "database": "postgres"
    },

    "example_administator" : {
        "database": "postgres",
        "user": "extio1"
    },

    "default" : {
    }
}
  • example - name of cgroup
  • Backend created for database and user will be placed into following cgroup
  • If default specified, backends that hasn't match to some cgroup will be places here

Launch

postgres -D $PGDATA -c shared_preload_libraries=pg_isolate