MirrorMaker between two 0.8 clusters.
On Wed, Jan 23, 2013 at 5:54 PM, Neha Narkhede <neha.narkh...@gmail.com>wrote: > Hi Maxime, > > Do you mean KafkaMigrationTool or MirrorMaker ? Are you trying to mirror > data between a Kafka 0.7 and Kafka 0.8 cluster ? > We have fixed the KafkaMigrationTool to always turn off shallow iteration > since we have to decompress data in 0.7 format before sending it to a 0.8 > broker. > > Thanks, > Neha > > > On Wed, Jan 23, 2013 at 6:39 AM, Maxime Brugidou > <maxime.brugi...@gmail.com>wrote: > > > Hi all, > > > > I am working with MirrorMaker on the 0.8 branch (so I haven't tested this > > on 0.7 but it looks similar). > > > > When I enable shallow.iterator.enable=true on the consumer config, (and > > disable compression on the producer config, as mentioned in the wiki) the > > throughput is really good but the data produced is unreadable since the > > messages are taken "as is" by the producer and i just get a bunch of > bytes > > stored with the ByteBufferMessageSet header and all the info. > > > > I tested using the kafka-console-consumer to read my mirrored data and > it's > > unreadable (unless I pipe the data to gunzip, which manages to read it). > > > > Did I miss something? Is there anything i can activate on the producer > side > > of MirrorMaker to send the shallow message "as is"? Did anyone manage to > > make MirrorMaker work with shallow.iterator.enable=true? > > > > Thanks for your help, > > Maxime > > >
