Fix overflow of bgwriter's request queue

From: ITAGAKI Takahiro <itagaki(dot)takahiro(at)lab(dot)ntt(dot)co(dot)jp>
To: pgsql-patches(at)postgresql(dot)org
Subject: Fix overflow of bgwriter's request queue
Date: 2006-01-13 04:48:12
Message-ID: 20060113132743.4E26.ITAGAKI.TAKAHIRO@lab.ntt.co.jp
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Attached is a patch that fixes overflow of bgwriter's file-fsync request queue.

It happened on heavy update workloads and the performance decreased.
I have sent HACKERS the detail.

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ITAGAKI Takahiro
NTT Cyber Space Laboratories

Attachment Content-Type Size
bgwriter-requests-queue-overflow-2.patch application/octet-stream 3.3 KB

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