Do you need to rely on Akka for this. Perhaps you can have a simple underlying layer to implement the functionality you really use. Perhaps something like a mailbox processor. May be you can have your own lightweight actors also. Some issues with Akka is:
primitive specialization issues
large dependency
higher overhead
no control over memory and possible GC pauses once you enter the Akka API
Do you need to rely on Akka for this. Perhaps you can have a simple underlying layer to implement the functionality you really use. Perhaps something like a mailbox processor. May be you can have your own lightweight actors also. Some issues with Akka is: