Re: Shield: node-to-node communication performance

2015-01-29 Thread Jin Huang
* | *Elasticsearch.com http://Elasticsearch.com* @dadoonet https://twitter.com/dadoonet | @elasticsearchfr https://twitter.com/elasticsearchfr | @scrutmydocs https://twitter.com/scrutmydocs Le 29 janv. 2015 à 09:56, Jin Huang huang...@gmail.com javascript: a écrit : Hi, Can anyone

Shield: node-to-node communication performance

2015-01-29 Thread Jin Huang
Hi, Can anyone shed some light on the impact of Shield on performance, assuming that secured communication is enabled for node to node communication? When Elasticsearch team says that node-to-node encryption is enabled, does it mean that every bit of data transported on port 9300 is encrypted?

Re: Custom Aggregations

2014-08-09 Thread Jin Huang
Hi Alex, Is there an updates on this topic? I want to know how easy or how complex is it to write a custom aggregator. For example, I want to calculate all the n-th central moments, with n=2,3,4,..10. By the way, Elasticsearch already provides the 2nd central moment, i.e. square of the