Thanks for the update! Alex
On Fri, Jul 29, 2011 at 7:40 PM, Emmanuel Lecharny <[email protected]> wrote: > Hi guys, > > we are working with Kiran to test replication thoroughly. So far, it's going > pretty well. > > We have fixed a couple of potential race conditions, and it seems that the > initial update is pretty much covered : > * one producer is loaded with 1000 entries > - a consumer is correctly getting those 1000 entries > - a consumer gets the 1000 entries, then one entry is added on the > producer, and it gets replicated into the consumer > - a consumer gets around 200 entries before being brutally stopped, then > restarted, and gets back the 1000 entries > - 4 consumers are started altogether, and are correctly updated > > What is missing is a test where the provider is brutally stopped in the > middle of the replication, then restarted, to see if the consumer correctly > reconnect to get back the missing entries. > > The next steps will be to see what's going on with multiple operations > (delete/move/rename/modify/moveAndRename) when having multiple consumers. > Kiran alrady added the tests for those operations, and they work. > > One thing that could be done later would be to build a scenario where we > load a server with some random data, and apply some random operations on it > (add/delete/move/rename/modify+moveAndRename), with more than one consumer > connected to it, and after some time (say, one or two days), check that the > consumers and the provider are all in sync. That would be something we > should run on a separate platform, because it would be totally overkilling > if done as tests. I'll see with Apache infra if we can use some of the > servers they have. > > The next step will be to implement the MMR mode (right now, we only have > MSR), which means the producer will also be a consumer. That also implies we > implement the conflict resolution engine. > > Thanks ! > > -- > Regards, > Cordialement, > Emmanuel Lécharny > www.iktek.com > > -- Best Regards, -- Alex
