: Based on seeing java.lang.J9VMInternals in your log, I am guessing that your : JVM is IBM's J9, not Oracle. The Java from IBM is notoriously buggy when it : comes to running Lucene and Solr. Try Oracle, version 1.7.0_21.
Note specifically the excellent verbage here... http://wiki.apache.org/lucene-java/JavaBugs#IBM_J9_Bugs -Hoss
