franz1981 commented on a change in pull request #2845: ARTEMIS-2336 Use zero
copy to replicate journal/page/large message file (AGAIN)
URL: https://github.com/apache/activemq-artemis/pull/2845#discussion_r327544412
##########
File path:
artemis-core-client/src/main/java/org/apache/activemq/artemis/core/remoting/impl/netty/NettyConnection.java
##########
@@ -355,12 +373,24 @@ private boolean canWrite(final int requiredCapacity) {
return canWrite;
}
- private Object getFileObject(RandomAccessFile raf, FileChannel fileChannel,
long offset, int dataSize) {
- if (channel.pipeline().get(SslHandler.class) == null) {
- return new NonClosingDefaultFileRegion(fileChannel, offset, dataSize);
+ private Object getFileObject(FileChannel fileChannel, long offset, int
dataSize) {
+ if (USE_FILE_REGION && channel.pipeline().get(SslHandler.class) == null)
{
Review comment:
So it seems that Netty is slowing sending them...can see 2 reasons for that:
- we are sending too much for real
- the receiving broker is not reading them fast enough
I cannot find other reasons, other insights?
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