igarcia1 wrote:I should have mentioned that there are three availability groups. One hosted locally at each site on the two nodes, and then the third spanning both sites. We would still need to truncate logs at the second site for the databases that only exist there. Or is there an alternative?
No, with such configuration, you need to backup all nodes in a single job. Otherwise, logs will not be collected for databases that exist at the second site only.
igarcia1 wrote:I suppose if necessary we could simplify the configuration and span all three availability groups for sake of the backups.
Yes, this would allow to have different jobs for different sites.