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| author | Benoit Foucher <benoit@zeroc.com> | 2007-05-23 12:49:48 +0000 |
|---|---|---|
| committer | Benoit Foucher <benoit@zeroc.com> | 2007-05-23 12:49:48 +0000 |
| commit | 4f11b3b9bc858d7a5a8741fcb06ca61ce8189d6c (patch) | |
| tree | 3fa912fd7db2b611fb76a8f7bc9547c39737b024 /cpp/src/IceSSL/TransceiverI.cpp | |
| parent | Fixed VS8 compilation error (diff) | |
| download | ice-4f11b3b9bc858d7a5a8741fcb06ca61ce8189d6c.tar.bz2 ice-4f11b3b9bc858d7a5a8741fcb06ca61ce8189d6c.tar.xz ice-4f11b3b9bc858d7a5a8741fcb06ca61ce8189d6c.zip | |
Added Ice.TCP.SndSize/Ice.TCP.RcvSize properties, fixed throughput issue on
Win32.
Diffstat (limited to 'cpp/src/IceSSL/TransceiverI.cpp')
| -rw-r--r-- | cpp/src/IceSSL/TransceiverI.cpp | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/cpp/src/IceSSL/TransceiverI.cpp b/cpp/src/IceSSL/TransceiverI.cpp index 7f51ac52c76..705f02e2071 100644 --- a/cpp/src/IceSSL/TransceiverI.cpp +++ b/cpp/src/IceSSL/TransceiverI.cpp @@ -87,9 +87,9 @@ IceSSL::TransceiverI::write(IceInternal::Buffer& buf, int timeout) // // Limit packet size to avoid performance problems on WIN32 // - if(_isPeerLocal && packetSize > 64 * 1024) + if(packetSize > _maxPacketSize) { - packetSize = 64 * 1024; + packetSize = _maxPacketSize; } #endif @@ -541,10 +541,19 @@ IceSSL::TransceiverI::TransceiverI(const InstancePtr& instance, SSL* ssl, SOCKET _adapterName(adapterName), _incoming(incoming), _desc(IceInternal::fdToString(fd)) +{ #ifdef _WIN32 - , _isPeerLocal(IceInternal::isPeerLocal(fd)) + // + // On Windows, limiting the buffer size is important to prevent + // poor throughput performances when transfering large amount of + // data. See Microsoft KB article KB823764. + // + _maxPacketSize = IceInternal::getSendBufferSize(_fd) / 2; + if(_maxPacketSize < 512) + { + _maxPacketSize = 0; + } #endif -{ } IceSSL::TransceiverI::~TransceiverI() |