February 2020
Intermediate to advanced
734 pages
38h 13m
English
Content preview from PostgreSQL 12 High Availability Cookbook - Third Edition
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In Pacemaker, resource agents can be viewed separately with the crm program, and many are available. To get a list of all of the LSB resource agents (scripts in /etc/init.d or services available via systemd) Pacemaker can see, use this command:
crm ra list lsb
For a list of Pacemaker-specific agents, use this command:
crm ra list ocf
This information isn't entirely helpful by itself. Knowing that the agents exist does not tell us what parameters they have. To see this, we need to view the meta information for the agent. We used the ocf:linbit:drbd agent in this recipe, and we can view its usage information with this command:
crm ra meta ocf:linbit:drbd
If this is not convenient enough, we can actually use the man command for ...
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