Yep, they are. I believe the reason that Log4jAppender#append is synchronized is because a bunch of the Avro Serialization code in populateAvroHeaders and serialize etc are not.
Thanks, Hari On Tuesday, October 29, 2013 at 11:16 AM, Krishnan Nair.Praveen wrote: > Hi, > > I would like to know if NettyAvroRpcClient methods are thread safe , so that > same client instancecan be used by multiple threads > to post log events from a java application. > > Could you provide an example code snippet that mentions the usage of > NettyAvroRpcClient methods in multithreaded situation? > > Also the append method in > org.apache.flume.clients.log4jappender.Log4jAppender seems to be > synchronised. > Does that create a bottleneck if Log4jAppender is used from application for > appending log messages to Flume? > > Thanks & Regards, > Praveen > > > >
