Thanks, Shalin. Making clusterstate.json on a collection basis sounds awesome.
I am not having problems with #2 . #3 is a major time hog in my environment. I have over 300 +collections and restarting the entire cluster takes in the order of hours. (2-3 hour). Can you explain more about the leaderVoteWait setting? On Thu, Mar 20, 2014 at 1:28 PM, Shalin Shekhar Mangar < shalinman...@gmail.com> wrote: > There are no arbitrary limits on the number of collections but yes > there are practical limits. For example, the cluster state can become > a bottleneck. There is a lot of work happening on finding and > addressing these problems. See > https://issues.apache.org/jira/browse/SOLR-5381 > > Boot up time is because of: > 1) Core discovery, schema/config parsing etc > 2) Transaction log replay on startup > 3) Wait time for enough replicas to become available before leader > election happens > > You can't do much about 1 right now I think. For #2, you can keep your > transaction logs smaller by a hard commit before shutdown. For #3 > there is a leaderVoteWait settings but I'd rather not touch that > unless it becomes a problem. > > On Fri, Mar 21, 2014 at 1:39 AM, Chris W <chris1980....@gmail.com> wrote: > > Hi there > > > > Is there a limit on the # of collections solrcloud can support? Can > > zk/solrcloud handle 1000s of collections? > > > > Also i see that the bootup time of solrcloud increases with increase in # > > of cores. I do not have any expensive warm up queries. How do i speedup > > solr startup? > > > > -- > > Best > > -- > > C > > > > -- > Regards, > Shalin Shekhar Mangar. > -- Best -- C