Just looking at it now… I think what might be interesting is writing a JobSchedulerStore without persistence and just using java.util.concurrent collections interfaces…
Just to prove that the semantics work and as a template for future versions. Then use that to get the LevelDB version to work. On Tue, Jul 29, 2014 at 5:30 PM, Kevin Burton <bur...@spinn3r.com> wrote: > OK… I assume the current one is based on KahaDB? > > > On Tue, Jul 29, 2014 at 4:42 PM, Timothy Bish <tabish...@gmail.com> wrote: > >> On 07/29/2014 07:19 PM, Kevin Burton wrote: >> >>> So currently, the big caveat for leveldb replication is that replicating >>> the schedule db doesn't work… >>> >>> How complicated is it going to be to get this to work with leveldb? >>> >>> Is anyone actively working on this? I kind of painted myself into a >>> corner >>> on this one. ActiveMQ does literally 95% of what I need and then I >>> realized that this isn't going to work. >>> >>> If it's being fixed… that's great. If not I might need to step in and >>> help out. >>> >>> >>> >>> The LevelDB store does not yet support storing data associated with Delay >>> and Schedule Message Delivery >>> <http://activemq.apache.org/delay-and-schedule-message-delivery.html>. >>> >>> Those are are stored in a separate non-replicated KahaDB data files. >>> Unexpected results will occur if you use Delay and Schedule Message >>> Delivery >>> <http://activemq.apache.org/delay-and-schedule-message-delivery.html> >>> with >>> >>> the replicated leveldb store since that data will be not be there when >>> the >>> master fails over to a slave. >>> >>> >>> There's no one currently working on this, we love contributions though. >> Trunk ActiveMQ has been updated to allow each of the persistence adapters >> to provide it's own implementation of JobSchedulerStore, so you'd need to >> implement one for LevelDB >> >> -- >> Tim Bish >> Sr Software Engineer | RedHat Inc. >> tim.b...@redhat.com | www.fusesource.com | www.redhat.com >> skype: tabish121 | twitter: @tabish121 >> blog: http://timbish.blogspot.com/ >> >> > > > -- > > Founder/CEO Spinn3r.com > Location: *San Francisco, CA* > blog: http://burtonator.wordpress.com > … or check out my Google+ profile > <https://plus.google.com/102718274791889610666/posts> > <http://spinn3r.com> > > -- Founder/CEO Spinn3r.com Location: *San Francisco, CA* blog: http://burtonator.wordpress.com … or check out my Google+ profile <https://plus.google.com/102718274791889610666/posts> <http://spinn3r.com>
