Why the size (PQ_BUFFER_SIZE) of backend send buffers is 8192 ?

From: xbzhang <xbzhang(at)kingbase(dot)com(dot)cn>
To: pgsql-general <pgsql-general(at)postgresql(dot)org>
Subject: Why the size (PQ_BUFFER_SIZE) of backend send buffers is 8192 ?
Date: 2014-01-03 08:47:28
Message-ID: 201401031647277782064@kingbase.com.cn
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Why the size (PQ_BUFFER_SIZE) of backend send buffers is 8192 ? Can i set it to other value ?
If i extend or decrease it , can it affect the performance of sending message?

张晓博 研发二部
北京人大金仓信息技术股份有限公司
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