From 9f2e1f901930d3646db5f3c21180f02f2f9ce41f Mon Sep 17 00:00:00 2001 From: danieldg Date: Mon, 21 Sep 2009 21:39:52 +0000 Subject: [PATCH] Improve speed of SSL sendq processing git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@11756 e03df62e-2008-0410-955e-edbf42e46eb7 --- src/inspsocket.cpp | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/src/inspsocket.cpp b/src/inspsocket.cpp index 1f0aa5629..907acea67 100644 --- a/src/inspsocket.cpp +++ b/src/inspsocket.cpp @@ -204,6 +204,22 @@ void StreamSocket::DoWrite() int rv = -1; try { + if (sendq.size() > 1 && sendq[0].length() < 1024) + { + // Avoid multiple repeated SSL encryption invocations + // This adds a single copy of the queue, but avoids + // much more overhead in terms of system calls invoked + // by the IOHook. + // + // The length limit of 1024 is to prevent merging strings + // more than once when writes begin to block. + std::string tmp; + tmp.reserve(sendq_len); + for(unsigned int i=0; i < sendq.size(); i++) + tmp.append(sendq[i]); + sendq.clear(); + sendq.push_back(tmp); + } while (!sendq.empty()) { std::string& front = sendq.front(); -- 2.39.2