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authorMichael Goulish <mgoulish@apache.org>2010-01-29 18:53:28 +0000
committerMichael Goulish <mgoulish@apache.org>2010-01-29 18:53:28 +0000
commit576ca5afb5d8016bbaad44db260124be029ce145 (patch)
tree1bdc4a4c0ab82df6721ac23468b402f10decc73d /cpp
parent699c1f6e80452299ba7d014e7d23b664068d4cff (diff)
downloadqpid-python-576ca5afb5d8016bbaad44db260124be029ce145.tar.gz
Change the heuristic used to alter the send estimate up and down.
Especially, change the starting estimate to be much higher than 1 message. git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@904588 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'cpp')
-rw-r--r--cpp/src/qpid/cluster/OutputInterceptor.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/cpp/src/qpid/cluster/OutputInterceptor.cpp b/cpp/src/qpid/cluster/OutputInterceptor.cpp
index cb75fe5561..f80eb9c434 100644
--- a/cpp/src/qpid/cluster/OutputInterceptor.cpp
+++ b/cpp/src/qpid/cluster/OutputInterceptor.cpp
@@ -36,7 +36,7 @@ using namespace std;
NoOpConnectionOutputHandler OutputInterceptor::discardHandler;
OutputInterceptor::OutputInterceptor(Connection& p, sys::ConnectionOutputHandler& h)
- : parent(p), closing(false), next(&h), sendMax(1), sent(0), sentDoOutput(false)
+ : parent(p), closing(false), next(&h), sendMax(2048), sent(0), sentDoOutput(false)
{}
void OutputInterceptor::send(framing::AMQFrame& f) {
@@ -80,7 +80,7 @@ void OutputInterceptor::deliverDoOutput(uint32_t limit) {
if (buffered == 0 && sent == sendMax) // Could have sent more, increase the limit.
newLimit = sendMax*2;
else if (buffered > 0 && sent > 1) // Data left unsent, reduce the limit.
- newLimit = sent-1;
+ newLimit = (sendMax + sent) / 2;
}
sent = 0;
while (sent < limit && parent.getBrokerConnection().doOutput())