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ACK of network transfer is available ("require_ack_response" option). This option ends up choice of at-most-once semantics vs. at-least-once semantics. You need to choose and you c…

Did you guys see this video?: http://vimeo.com/53261709 Github uses MessagePack for their internal RPC protocol.

Here is a benchmark result of msgpack, json, bson and protobuf: https://gist.github.com/4348013 An important point we should consider here is that actual performance depends on imp…

Disclaimer: I'm authoer of MessagePack for C++/Ruby and committer of one for Java. As for strings, JSON has to allocate memory and copy to deserialize strings because strings are e…

We're using MessagePack in a Rails application to log user behaviors and analyze them. Compared with other serialization libraries such as Protocol Buffers, Avro or BSON, one of th…

MessagePack includes a concept named "type conversion" to support types which are not supported by its wire format. With the concept, we can serialize/deserialize user-defined clas…

Although the original blog post focuses on JavaScript and browsers, MessagePack itself doesn't mainly focus on them. A major use case of MessagePack is to store serialized objects …

We're also using Fluentd as well as original JSON-based logging libraries. Fluentd deals with JSON-based logs. JSON is good for human facing interface because it is human readable …

Spitting out sprintfs means parsing texts. JSON might be slow since it's text, but binary based formats should be faster especially the log includes many integers.

There are binary-based serialization formats such as MessagePack [1] or BSON [2] that doesn't need escapeing overhead. You can simply replace JSON with MessagePack since MessagePac…

Here is the list of plugins for fluentd. There are CouchDB plugin, Cassandra, Redis, Amazon S3, Splunk, and even Growl plugin. * http://fluentd.org/plugin/