我試着用1,2,3,4 GB的內存啓動進程,但仍然得到相同的錯誤。有小費嗎? gc日誌顯示它運行GC,即使它有足夠的內存。但是,這個錯誤可能與使用NIO的內存映射文件有關。有人以前見過這樣的東西嗎?如果是這樣,你是如何解決它的?打開lucene索引時出錯:映射失敗
$ java -d64 -server -Xmx15g -Xms15g -XX:+UseConcMarkSweepGC -verbose:gc -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/home/frank/heap.dmp -jar lukeall-3.5.0.jar
[Full GC 207648K->28758K(15660544K), 0.1105290 secs]
[Full GC 61479K->15416K(15660544K), 0.0654310 secs]
[Full GC 69950K->15418K(15660544K), 0.0717170 secs]
[Full GC 69952K->15418K(15660544K), 0.0661720 secs]
java.io.IOException: Map failed
at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:849)
at org.apache.lucene.store.MMapDirectory$MMapIndexInput.<init>(MMapDirectory.java:265)
at org.apache.lucene.store.MMapDirectory.openInput(MMapDirectory.java:216)
at org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:89)
at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:115)
at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:93)
at org.apache.lucene.index.DirectoryReader.<init>(DirectoryReader.java:113)
at org.apache.lucene.index.DirectoryReader$1.doBody(DirectoryReader.java:83)
at org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:754)
at org.apache.lucene.index.DirectoryReader.open(DirectoryReader.java:75)
at org.apache.lucene.index.IndexReader.open(IndexReader.java:462)
at org.apache.lucene.index.IndexReader.open(IndexReader.java:377)
at org.getopt.luke.Luke.openIndex(Unknown Source)
at org.getopt.luke.Luke.openOk(Unknown Source)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at thinlet.Thinlet.invokeImpl(Unknown Source)
at thinlet.Thinlet.invoke(Unknown Source)
at java.awt.Component.dispatchEventImpl(Component.java:4861)
Caused by: java.lang.OutOfMemoryError: Map failed
at sun.nio.ch.FileChannelImpl.map0(Native Method)
at sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:846)
... 48 more
指數有多大? – milan 2012-01-17 09:55:34
@米蘭的大小是44G – user3111525 2012-01-17 10:01:09