Hi Joakim, I suggest you to read these resources:
http://lucene.472066.n3.nabble.com/Varnish-td4072057.html http://lucene.472066.n3.nabble.com/SolrJ-HTTP-caching-td490063.html https://wiki.apache.org/solr/SolrAndHTTPCaches which gives information about HTTP Caching including Varnish Cache, Last-Modified, ETag, Expires, Cache-Control headers. Kind Regards, Furkan KAMACI On Wed, Feb 20, 2019 at 11:18 PM Joakim Hansson <joakim.hansso...@gmail.com> wrote: > Hello dear user list! > I work at a company in retail where we use solr to perform searches as you > type. > As soon as you type more than 1 characters in the search field solr starts > serving hits. > Of course this generates a lot of "unnecessary" queries (in the sense that > they are never shown to the user) which is why I started thinking about > using something like squid or varnish to cache a bunch of these 2-4 > character queries. > > It seems most stuff I find about it is from pretty old sources, but as far > as I know solrcloud doesn't have distributed cache support. > > Our indexes aren't updated that frequently, about 4 - 6 times a day. We > don't use a lot of shards and replicas (biggest index is split to 3 shards > with 2 replicas). All shards/replicas are not on the same solr host. > Our solr setup handles around 80-200 queries per second during the day with > peaks at >1500 before holiday season and sales. > > I haven't really read up on the details yet but it seems like I could use > etags and Expires headers to work around having to do some of that > "unnecessary" work. > > Is anyone doing this? Why? Why not? > > - peace! >
