Re: BUG #8236: wal_sync_method open_datasync unavailable

From: Hari Babu <haribabu(dot)kommi(at)huawei(dot)com>
To: <akifo(at)akifo(dot)net>
Cc: <pgsql-bugs(at)postgresql(dot)org>
Subject: Re: BUG #8236: wal_sync_method open_datasync unavailable
Date: 2013-06-18 15:26:11
Message-ID: 006701ce6c38$2a79d940$7f6d8bc0$@kommi@huawei.com
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On Tuesday, June 18, 2013 10:55 AM Ivan wrote
>Sync method ":open_datasync" daclared as supported (
>http://www.postgresql.org/docs/8.4/static/runtime-config-wal.html )
>But after changing this parameter I've got the following error:
>FATAL: invalid value for parameter "wal_sync_method": "open_datasync"
>HINT: Available values: fsync, fdatasync, open_sync.

The open_datasync may not supported by your system. Can you please check what are types of syncs supported in your system.
Use the pg_test_fsync tool which is present in contrib folder.

Regards,
Hari babu.

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