Hi, did you have checked the max opened files of your OS?
see: http://lj4newbies.blogspot.com/2007/04/too-many-open-files.html 2011/6/20 Jason, Kim <hialo...@gmail.com> > Hi, All > > I have 12 shards and ramBufferSizeMB=512, mergeFactor=5. > But solr raise java.io.FileNotFoundException (Too many open files). > mergeFactor is just 5. How can this happen? > Below is segments of some shard. That is too many segments over mergFactor. > What's wrong and How should I set the mergeFactor? > > ========================================================== > [root@solr solr]# ls indexData/multicore-us/usn02/data/index/ > _0.fdt _gs.fdt _h5.tii _hl.nrm _i1.nrm _kn.nrm _l1.nrm _lq.tii > _0.fdx _gs.fdx _h5.tis _hl.prx _i1.prx _kn.prx _l1.prx _lq.tis > _3i.fdt _gs.fnm _h7.fnm _hl.tii _i1.tii _kn.tii _l1.tii > lucene-2de7b31b5eabdff0b6ec7fd32eecf8c7-write.lock > _3i.fdx _gs.frq _h7.frq _hl.tis _i1.tis _kn.tis _l1.tis _lu.fnm > _3s.fnm _gs.nrm _h7.nrm _hn.fnm _j7.fdt _kp.fnm _l2.fnm _lu.frq > _3s.frq _gs.prx _h7.prx _hn.frq _j7.fdx _kp.frq _l2.frq _lu.nrm > _3s.nrm _gs.tii _h7.tii _hn.nrm _kb.fnm _kp.nrm _l2.nrm _lu.prx > _3s.prx _gs.tis _h7.tis _hn.prx _kb.frq _kp.prx _l2.prx _lu.tii > _3s.tii _gu.fnm _h9.fnm _hn.tii _kb.nrm _kp.tii _l2.tii _lu.tis > _3s.tis _gu.frq _h9.frq _hn.tis _kb.prx _kp.tis _l2.tis _ly.fnm > _48.fdt _gu.nrm _h9.nrm _hp.fnm _kb.tii _kq.fnm _l6.fnm _ly.frq > _48.fdx _gu.prx _h9.prx _hp.frq _kb.tis _kq.frq _l6.frq _ly.nrm > _4d.fnm _gu.tii _h9.tii _hp.nrm _kc.fnm _kq.nrm _l6.nrm _ly.prx > _4d.frq _gu.tis _h9.tis _hp.prx _kc.frq _kq.prx _l6.prx _ly.tii > _4d.nrm _gw.fnm _hb.fnm _hp.tii _kc.nrm _kq.tii _l6.tii _ly.tis > _4d.prx _gw.frq _hb.frq _hp.tis _kc.prx _kq.tis _l6.tis _m3.fnm > _4d.tii _gw.nrm _hb.nrm _hr.fnm _kc.tii _kr.fnm _la.fnm _m3.frq > _4d.tis _gw.prx _hb.prx _hr.frq _kc.tis _kr.frq _la.frq _m3.nrm > _5b.fdt _gw.tii _hb.tii _hr.nrm _kf.fdt _kr.nrm _la.nrm _m3.prx > _5b.fdx _gw.tis _hb.tis _hr.prx _kf.fdx _kr.prx _la.prx _m3.tii > _5b.fnm _gy.fnm _he.fdt _hr.tii _kf.fnm _kr.tii _la.tii _m3.tis > _5b.frq _gy.frq _he.fdx _hr.tis _kf.frq _kr.tis _la.tis _m8.fnm > _5b.nrm _gy.nrm _he.fnm _ht.fnm _kf.nrm _kt.fnm _le.fnm _m8.frq > _5b.prx _gy.prx _he.frq _ht.frq _kf.prx _kt.frq _le.frq _m8.nrm > _5b.tii _gy.tii _he.nrm _ht.nrm _kf.tii _kt.nrm _le.nrm _m8.prx > _5b.tis _gy.tis _he.prx _ht.prx _kf.tis _kt.prx _le.prx _m8.tii > _5m.fnm _h0.fnm _he.tii _ht.tii _kg.fnm _kt.tii _le.tii _m8.tis > _5m.frq _h0.frq _he.tis _ht.tis _kg.frq _kt.tis _le.tis _md.fnm > _5m.nrm _h0.nrm _hh.fnm _hv.fnm _kg.nrm _kw.fnm _li.fnm _md.frq > _5m.prx _h0.prx _hh.frq _hv.frq _kg.prx _kw.frq _li.frq _md.nrm > _5m.tii _h0.tii _hh.nrm _hv.nrm _kg.tii _kw.nrm _li.nrm _md.prx > _5m.tis _h0.tis _hh.prx _hv.prx _kg.tis _kw.prx _li.prx _md.tii > _5n.fnm _h2.fnm _hh.tii _hv.tii _kj.fdt _kw.tii _li.tii _md.tis > _5n.frq _h2.frq _hh.tis _hv.tis _kj.fdx _kw.tis _li.tis _mi.fnm > _5n.nrm _h2.nrm _hk.fnm _hz.fdt _kj.fnm _ky.fnm _lm.fnm _mi.frq > _5n.prx _h2.prx _hk.frq _hz.fdx _kj.frq _ky.frq _lm.frq _mi.nrm > _5n.tii _h2.tii _hk.nrm _hz.fnm _kj.nrm _ky.nrm _lm.nrm _mi.prx > _5n.tis _h2.tis _hk.prx _hz.frq _kj.prx _ky.prx _lm.prx _mi.tii > _5x.fnm _h5.fdt _hk.tii _hz.nrm _kj.tii _ky.tii _lm.tii _mi.tis > _5x.frq _h5.fdx _hk.tis _hz.prx _kj.tis _ky.tis _lm.tis segments_1 > _5x.nrm _h5.fnm _hl.fdt _hz.tii _kn.fdt _l1.fdt _lq.fnm segments.gen > _5x.prx _h5.frq _hl.fdx _hz.tis _kn.fdx _l1.fdx _lq.frq > _5x.tii _h5.nrm _hl.fnm _i1.fnm _kn.fnm _l1.fnm _lq.nrm > _5x.tis _h5.prx _hl.frq _i1.frq _kn.frq _l1.frq _lq.prx > ========================================================== > > Thanks in advance. > > -- > View this message in context: > http://lucene.472066.n3.nabble.com/why-too-many-open-files-tp3084407p3084407.html > Sent from the Solr - User mailing list archive at Nabble.com. >