02.01. Simulation of failure of the MASTER node

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1. Connect to current master

[postgres@app-pgsql01 ~]$ psql -h 192.168.1.88 -p 5000 -d db777 -U postgreadmin -W

psql> select inet_server_addr();

2. Simulation of failure of the MASTER node

[root@pgsql-db01 ~]# poweroff

3. Check current connection

[postgres@app-pgsql01 ~]$ psql -h 192.168.1.88 -p 5000 -d db777 -U postgreadmin -W

psql> select inet_server_addr();

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