Hi Walter, Thanks for your reply.
Then how about optimization after indexing? Normally the index size is much larger after indexing, then after optimization, the index size reduces. Do we still need to do that? Regards, Edwin On 30 December 2015 at 10:45, Walter Underwood <wun...@wunderwood.org> wrote: > Do not “optimize". > > It is a forced merge, not an optimization. It was a mistake to ever name > it “optimize”. Solr automatically merges as needed. There are a few > situations where a force merge might make a small difference. Maybe 10% or > 20%, no one had bothered to measure it. > > If your index is continually updated, clicking that is a complete waste of > resources. Don’t do it. > > wunder > Walter Underwood > wun...@wunderwood.org > http://observer.wunderwood.org/ (my blog) > > > On Dec 29, 2015, at 6:35 PM, Zheng Lin Edwin Yeo <edwinye...@gmail.com> > wrote: > > > > Hi, > > > > I am facing a situation, when I do an optimization by clicking on the > > "Optimized" button on the Solr Admin Overview UI, the memory usage of the > > server increases gradually, until it reaches near the maximum memory > > available. There is 64GB of memory available in the server. > > > > Even after the optimized is completed, the memory usage stays near the > 100% > > range, and could not be reduced until I stop Solr. Why could this be > > happening? > > > > Also, I don't think the optimization is completed, as the admin page says > > the index is not optimized again after I go back to the Overview page, > even > > though I did not do any updates to the index. > > > > I am using Solr 5.3.0, with 1 shard and 2 replica. My index size is > 183GB. > > > > Regards, > > Edwin > >
