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js7 | journal | cluster | |||
|---|---|---|---|---|---|
nodes | |||||
Primary | <url> | ||||
Backup | <url> | ||||
is-backup | <true>|<false> | ||||
watches | |||||
<url> [,<url>] |
- This setting is used for Controllers in cluster mode only, it is not used for standalone Controller instances.
nodes- This
Primary, Backup: For a Primary Controller instance this setting specifies the URLs of thePrimaryandBackup(Secondary) instance. The URL includes to specify the protocol http/https, the hostname and port. is-backup: For a Secondary Controller instance this setting specifies that during initial operation the given instance will be the standby node.
- This
watches- Watches are Agents in a JS7 environment that are involved in the decision about a fail-over situation. If Controller instances in a cluster are not connected to each other any longer, e.g. due to network errors, then the majority of Agents decides if a fail-over should take place.
- At least one Agent has to be specified by its URL.
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