Seems like the is related to JAVA HEAP Memory. What is the count of records in the column-family ?
What is the Cassandra Version ? Best Regards, Kiran.M.K. On Mon, Apr 20, 2015 at 11:08 AM, Neha Trivedi <nehajtriv...@gmail.com> wrote: > Hello all, > > We are getting the OutOfMemoryError on one of the Node and the Node is > down, when we run the export command to get all the data from a table. > > > Regards > Neha > > > > > ERROR [ReadStage:532074] 2015-04-09 01:04:00,603 CassandraDaemon.java > (line 199) Exception in thread Thread[ReadStage:532074,5,main] > java.lang.OutOfMemoryError: Java heap space > at > org.apache.cassandra.io.util.RandomAccessReader.readBytes(RandomAccessReader.java:347) > at > org.apache.cassandra.utils.ByteBufferUtil.read(ByteBufferUtil.java:392) > at > org.apache.cassandra.utils.ByteBufferUtil.readWithLength(ByteBufferUtil.java:355) > at > org.apache.cassandra.db.ColumnSerializer.deserializeColumnBody(ColumnSerializer.java:124) > at > org.apache.cassandra.db.OnDiskAtom$Serializer.deserializeFromSSTable(OnDiskAtom.java:85) > at org.apache.cassandra.db.Column$1.computeNext(Column.java:75) > at org.apache.cassandra.db.Column$1.computeNext(Column.java:64) > at > com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:143) > at > com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:138) > at > org.apache.cassandra.db.columniterator.SimpleSliceReader.computeNext(SimpleSliceReader.java:88) > at > org.apache.cassandra.db.columniterator.SimpleSliceReader.computeNext(SimpleSliceReader.java:37) > at > com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:143) > at > com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:138) > at > org.apache.cassandra.db.columniterator.SSTableSliceIterator.hasNext(SSTableSliceIterator.java:82) > at > org.apache.cassandra.db.columniterator.LazyColumnIterator.computeNext(LazyColumnIterator.java:82) > at > org.apache.cassandra.db.columniterator.LazyColumnIterator.computeNext(LazyColumnIterator.java:59) > at > com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:143) > at > com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:138) > at > org.apache.cassandra.db.filter.QueryFilter$2.getNext(QueryFilter.java:157) > at > org.apache.cassandra.db.filter.QueryFilter$2.hasNext(QueryFilter.java:140) > at > org.apache.cassandra.utils.MergeIterator$OneToOne.computeNext(MergeIterator.java:200) > at > com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:143) > at > com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:138) > at > org.apache.cassandra.db.filter.SliceQueryFilter.collectReducedColumns(SliceQueryFilter.java:185) > at > org.apache.cassandra.db.filter.QueryFilter.collateColumns(QueryFilter.java:122) > at > org.apache.cassandra.db.filter.QueryFilter.collateOnDiskAtom(QueryFilter.java:80) > at > org.apache.cassandra.db.RowIteratorFactory$2.getReduced(RowIteratorFactory.java:101) > at > org.apache.cassandra.db.RowIteratorFactory$2.getReduced(RowIteratorFactory.java:75) > at > org.apache.cassandra.utils.MergeIterator$ManyToOne.consume(MergeIterator.java:115) > at > org.apache.cassandra.utils.MergeIterator$ManyToOne.computeNext(MergeIterator.java:98) > at > com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:143) > at > com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:138) > > -- Best Regards, Kiran.M.K.
