wsry commented on a change in pull request #10375: [FLINK-14845][runtime]
Introduce data compression to reduce disk and network IO of shuffle.
URL: https://github.com/apache/flink/pull/10375#discussion_r354151248
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/io/network/netty/NettyMessageSerializationTest.java
##########
@@ -174,6 +197,18 @@ private void testEncodeDecodeBuffer(boolean
testReadOnlyBuffer) {
assertEquals(expected.backlog, actual.backlog);
}
+ private Buffer compress(Buffer buffer) {
+ return COMPRESSOR.compressInPlace(buffer);
+ }
+
+ private ByteBuf decompress(ByteBuf buffer) {
+ MemorySegment segment =
MemorySegmentFactory.allocateUnpooledSegment(BUFFER_SIZE);
+ Buffer compressedBuffer = new NetworkBuffer(segment,
FreeingBufferRecycler.INSTANCE);
+ buffer.readBytes(compressedBuffer.asByteBuf(),
buffer.readableBytes());
+ compressedBuffer.setCompressed(true);
+ return
DECOMPRESSOR.decompressInPlace(compressedBuffer).asByteBuf();
Review comment:
The input is netty's ByteBuf not a Buffer.
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