February 2020
Intermediate to advanced
734 pages
38h 13m
English
Content preview from PostgreSQL 12 High Availability Cookbook - Third Edition
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How to do it...
Perform these steps on any Pacemaker node as the root user:
- Add colocation for DRBD to Pacemaker with crm:
crm configure colocation col_pg_drbd \
inf: PGServer ms_drbd_pg:Master
- Add colocation for the email alert with crm:
crm configure colocation col_pg_mail \
inf: pg_mail PGServer
- Add a resource order to Pacemaker with crm:
crm configure order ord_pg \
Mandatory: ms_drbd_pg:promote PGServer:start
- Display the configuration of our cluster with crm:
crm configure show
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