We did some performance testing and found that the performance hit from using DFS was minor.
-- Ivan On Wed, Nov 5, 2014 at 8:55 AM, Sofiane Cherchalli <[email protected]> wrote: > Answering myself: > > According to ES blog > <http://www.elasticsearch.org/blog/understanding-query-then-fetch-vs-dfs-query-then-fetch/> > there is performance hit. It would be nice to have a feature that triggers > automatically DFS based on a kinda threshold... > > On Wednesday, November 5, 2014 2:44:14 PM UTC+1, Sofiane Cherchalli wrote: >> >> According to http://www.elasticsearch.org/guide/en/elasticsearch/guide/ >> current/relevance-is-broken.html, the relevance is broken until we have >> enough data distributed uniformly across shards. >> >> My question is: If I initially use the ?search_type=dfs_query_then_fetch >> parameter because I few data, will it affect the performance when the >> Production environment will have enough data sharded uniformly? >> >> Thanks. >> > -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/2d535fce-8df3-4e13-9259-b017a11ac634%40googlegroups.com > <https://groups.google.com/d/msgid/elasticsearch/2d535fce-8df3-4e13-9259-b017a11ac634%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CALY%3DcQCLCajraVb2VkY%3DsTLofJhYp1OCSz2QtkA603JJfrHgHw%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
