Performance impact of log streaming replication

From: Andy <angelflow(at)yahoo(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Performance impact of log streaming replication
Date: 2010-04-20 21:48:54
Message-ID: 801997.9513.qm@web111316.mail.gq1.yahoo.com
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What is the expected performance impact of the log streaming replication in 9.0?

In the past I've used the log shipping replication of MySQL and it caused the performance of the master to drop by almost 50%. Just wondered if Postgresql's replication is expected to behave similarly.

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