I have a ~4GB index which takes a minute (or over) to /build()/ when starting
server. I noticed that this happens when I upgrade from solr 4.0 to 4.10.
The index was fully rebuilt with solr 4.10 (using DIH). How can I speed up
startup time?Here is the slow part of the starting log:INFO
141101-23:48:18.239 Loading spell index for spellchecker: wordbreakINFO
141101-23:48:18.239 Loading suggester index for: mySuggesterINFO
141101-23:48:18.239 reload()INFO *141101-23:48:18.239* build()INFO
*141101-23:49:15.270* [admin] webapp=null path=/admin/cores
params={_=1414873135659&wt=json} status=0 QTime=11INFO 141101-23:49:22.503
[news] Registered new searcher Searcher@28195344[news]
main{StandardDirectoryReader(segments_1b6:65731:nrt _fgm(4.10.1):C244111
_1pw(4.10.1):C191483/156:delGen=140 _1wg(4.10.1):C174054/11:delGen=11
_236(4.10.1):C1920/1:delGen=1 _23h(4.10.1):C1756
_67x(4.10.1):C2120/144:delGen=126 _23l(4.10.1):C2185/2:delGen=2
_4ch(4.10.1):C784/145:delGen=126 _3b5(4.10.1):C758/80:delGen=79
_23q(4.10.1):C3391 _97s(4.10.1):C1218/136:delGen=127
_buo(4.10.1):C1096/86:delGen=84 _eh8(4.10.1):C819/73:delGen=69
_fg8(4.10.1):C413/94:delGen=81 _geb(4.10.1):C229/5:delGen=5
_g4b(4.10.1):C130/24:delGen=23 _g6c(4.10.1):C144/15:delGen=14
_ghj(4.10.1):C21/2:delGen=2 _gj6(4.10.1):C25/3:delGen=3
_gfz(4.10.1):C10/1:delGen=1 _ghe(4.10.1):C1 _gir(4.10.1):C3/2:delGen=1
_gis(4.10.1):C2/1:delGen=1 _gja(4.10.1):C1 _gjb(4.10.1):C2/1:delGen=1
_gjd(4.10.1):C1 _gjj(4.10.1):C1 _gjo(4.10.1):C1 _gjp(4.10.1):C1
_gjq(4.10.1):C1 _gjs(4.10.1):C1)}INFO 141101-23:49:22.505 Creating new
IndexWriter...INFO 141101-23:49:22.506 Waiting until IndexWriter is
unused... core=newsINFO 141101-23:49:22.506 Closing old IndexWriter...
core=newsINFO 141101-23:49:22.650 SolrDeletionPolicy.onInit: commits:
num=1
commit{dir=NRTCachingDirectory(MMapDirectory@/app/solr/solrhome/news/data/index
lockFactory=NativeFSLockFactory@/app/solr/solrhome/news/data/index;
maxCacheMB=48.0 maxMergeSizeMB=4.0),segFN=segments_bpm,generation=15178}INFO
141101-23:49:22.650 newest commit generation = 15178
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