Hi, Thanks Neha.
> We made protocol changes up until last Friday, so I would wait for > another few weeks before deploying 0.8 in production, if you'd like to > avoid incompatible releases. However, upgrading from 0.7.2 to 0.8 is > also backwards incompatible and will require careful deployment > planning to correctly release 0.8 without service interruptions. Do you plan on writing this up? Thanks, Otis ---- Performance Monitoring for Solr / ElasticSearch / HBase - http://sematext.com/spm >________________________________ > From: Neha Narkhede <neha.narkh...@gmail.com> >To: users@kafka.apache.org; Otis Gospodnetic <otis_gospodne...@yahoo.com> >Sent: Sunday, December 9, 2012 12:57 PM >Subject: Re: Upgrade from 0.8 trunk to 0.8 GA? > >Otis, > >I wouldn't call 0.8 HEAD production ready right now, there are still >some performance issues that we are working on. At LinkedIn, we are at >least 2 months away from deploying 0.8 in production. > >> Questions: >> * Would it be wiser/simpler for us to switch our dependency from 0.7.2 to >> 0.8, code to 0.8 APIs, and deploy a version of 0.8 from HEAD or nightly >> build? > >Not yet. 0.7.2 is very stable and is deployed in production for >several months without problems. > >> * How stable or buggy is Kafka 0.8 HEAD? > >It is feature complete, and like I said, there are performance bugs >like memory leaks, that we are working on. > >> * If we switch to using 0.8 now, what are the chances of incompatibilities >> in terms of how data in Kafka is stored? (I would like to avoid having to do >> data conversions or anything that can interrupt our service) > >We made protocol changes up until last Friday, so I would wait for >another few weeks before deploying 0.8 in production, if you'd like to >avoid incompatible releases. However, upgrading from 0.7.2 to 0.8 is >also backwards incompatible and will require careful deployment >planning to correctly release 0.8 without service interruptions. > >HTH, >Neha > > > > >On Sat, Dec 8, 2012 at 5:49 AM, Otis Gospodnetic ><otis_gospodne...@yahoo.com> wrote: >> Hello, >> >> How production-ready and how GA-compatible is 0.8 HEAD now? >> >> Context: >> We're starting to use Kafka in a few projects at Sematext (one of them is in >> my sig below) and are using Kafka 0.7.2. >> One of them will go live in about 10 days. >> >> Questions: >> * Would it be wiser/simpler for us to switch our dependency from 0.7.2 to >> 0.8, code to 0.8 APIs, and deploy a version of 0.8 from HEAD or nightly >> build? >> * How stable or buggy is Kafka 0.8 HEAD? >> * If we switch to using 0.8 now, what are the chances of incompatibilities >> in terms of how data in Kafka is stored? (I would like to avoid having to do >> data conversions or anything that can interrupt our service) >> >> Is anyone running a recent Kafka 0.8 checkout in high-volume production? >> >> Thanks, >> Otis >> ---- >> Performance Monitoring for Solr / ElasticSearch / HBase - >> http://sematext.com/spm > > >
