Jay, Thanks for the reply ;-) That helps.
On Tue, May 6, 2014 at 1:38 AM, Jay Kreps <jay.kr...@gmail.com> wrote: > TCP will attempt to resend until the packets are successfully delivered or > a timeout occurs. So a packet loss should not lead to an error. The error > you see in your log is the queue of unsent events in the client backing up > to the point it hits its configured memory limit and then dropping events > with that error. Presumably this is due to having to continually retransmit > data at the TCP layer... > > -Jay > > > On Mon, May 5, 2014 at 8:27 AM, Mingmin Liu <diveintotomor...@gmail.com > >wrote: > > > Our network packet loss between the producer and kafka broker can > > reach 2~5% when the traffic load is high, but in producer's log file, we > > see no related error logs. > > > > Is this expected or there should be some warnings or errors in the log > > file? > > > > PS. we do see some "Event queue is full of unsent messages" errors in the > > log, not sure if it has any thing to do with this. > > > > > > -- > > Best Regards > > > > ---------------------- > > 刘明敏 | mmLiu > > > -- Best Regards ---------------------- 刘明敏 | mmLiu