Repository: hbase Updated Branches: refs/heads/branch-1 0818df79d -> 11066d045
HBASE-14598 ByteBufferOutputStream grows its HeapByteBuffer beyond JVM limitations (Ian Friedman) Project: http://git-wip-us.apache.org/repos/asf/hbase/repo Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/11066d04 Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/11066d04 Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/11066d04 Branch: refs/heads/branch-1 Commit: 11066d04593a85742124c3e22fef17b4d9ec6883 Parents: 0818df7 Author: stack <st...@apache.org> Authored: Wed Oct 14 13:13:01 2015 -0700 Committer: stack <st...@apache.org> Committed: Wed Oct 14 13:13:35 2015 -0700 ---------------------------------------------------------------------- .../org/apache/hadoop/hbase/ipc/IPCUtil.java | 4 +++ .../hadoop/hbase/io/ByteBufferOutputStream.java | 26 ++++++++++++++------ 2 files changed, 23 insertions(+), 7 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hbase/blob/11066d04/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/IPCUtil.java ---------------------------------------------------------------------- diff --git a/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/IPCUtil.java b/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/IPCUtil.java index 056ecbc..734227c 100644 --- a/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/IPCUtil.java +++ b/hbase-client/src/main/java/org/apache/hadoop/hbase/ipc/IPCUtil.java @@ -22,6 +22,7 @@ import java.io.DataInput; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; +import java.nio.BufferOverflowException; import java.nio.ByteBuffer; import org.apache.commons.io.IOUtils; @@ -31,6 +32,7 @@ import org.apache.hadoop.hbase.classification.InterfaceAudience; import org.apache.hadoop.conf.Configurable; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.hbase.CellScanner; +import org.apache.hadoop.hbase.DoNotRetryIOException; import org.apache.hadoop.hbase.HBaseIOException; import org.apache.hadoop.hbase.codec.Codec; import org.apache.hadoop.hbase.io.BoundedByteBufferPool; @@ -154,6 +156,8 @@ public class IPCUtil { // If no cells, don't mess around. Just return null (could be a bunch of existence checking // gets or something -- stuff that does not return a cell). if (count == 0) return null; + } catch (BufferOverflowException e) { + throw new DoNotRetryIOException(e); } finally { os.close(); if (poolCompressor != null) CodecPool.returnCompressor(poolCompressor); http://git-wip-us.apache.org/repos/asf/hbase/blob/11066d04/hbase-common/src/main/java/org/apache/hadoop/hbase/io/ByteBufferOutputStream.java ---------------------------------------------------------------------- diff --git a/hbase-common/src/main/java/org/apache/hadoop/hbase/io/ByteBufferOutputStream.java b/hbase-common/src/main/java/org/apache/hadoop/hbase/io/ByteBufferOutputStream.java index af12113..a6647f6 100644 --- a/hbase-common/src/main/java/org/apache/hadoop/hbase/io/ByteBufferOutputStream.java +++ b/hbase-common/src/main/java/org/apache/hadoop/hbase/io/ByteBufferOutputStream.java @@ -21,6 +21,7 @@ package org.apache.hadoop.hbase.io; import java.io.IOException; import java.io.OutputStream; +import java.nio.BufferOverflowException; import java.nio.ByteBuffer; import java.nio.channels.Channels; import java.nio.channels.WritableByteChannel; @@ -35,6 +36,10 @@ import org.apache.hadoop.hbase.util.Bytes; @InterfaceAudience.Public @InterfaceStability.Evolving public class ByteBufferOutputStream extends OutputStream { + + // Borrowed from openJDK: + // http://grepcode.com/file/repository.grepcode.com/java/root/jdk/openjdk/8-b132/java/util/ArrayList.java#221 + private static final int MAX_ARRAY_SIZE = Integer.MAX_VALUE - 8; protected ByteBuffer buf; @@ -66,6 +71,9 @@ public class ByteBufferOutputStream extends OutputStream { } private static ByteBuffer allocate(final int capacity, final boolean useDirectByteBuffer) { + if (capacity > MAX_ARRAY_SIZE) { // avoid OutOfMemoryError + throw new BufferOverflowException(); + } return useDirectByteBuffer? ByteBuffer.allocateDirect(capacity): ByteBuffer.allocate(capacity); } @@ -79,13 +87,17 @@ public class ByteBufferOutputStream extends OutputStream { } private void checkSizeAndGrow(int extra) { - if ( (buf.position() + extra) > buf.limit()) { - // size calculation is complex, because we could overflow negative, - // and/or not allocate enough space. this fixes that. - int newSize = (int)Math.min((((long)buf.capacity()) * 2), - (long)(Integer.MAX_VALUE)); - newSize = Math.max(newSize, buf.position() + extra); - ByteBuffer newBuf = allocate(newSize, buf.isDirect()); + long capacityNeeded = buf.position() + (long) extra; + if (capacityNeeded > buf.limit()) { + // guarantee it's possible to fit + if (capacityNeeded > MAX_ARRAY_SIZE) { + throw new BufferOverflowException(); + } + // double until hit the cap + long nextCapacity = Math.min(buf.capacity() * 2L, MAX_ARRAY_SIZE); + // but make sure there is enough if twice the existing capacity is still too small + nextCapacity = Math.max(nextCapacity, capacityNeeded); + ByteBuffer newBuf = allocate((int) nextCapacity, buf.isDirect()); buf.flip(); newBuf.put(buf); buf = newBuf;