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Aligning Oracle Blocks with Filesystem Block Size

From: amonte <ax.mount_at_gmail.com>
Date: Tue, 14 Nov 2006 15:58:50 +0100
Message-ID: <85c1fb130611140658q1ad1d9edl336f152adce042d5@mail.gmail.com>


Hi

I have a 9i database running on HP-UX which uses 4k db_block_size. The filesystem used is OnlineJFS (vxfs version 4).

The Filesystem block size is 8k (f_bsize 8192)

I was wondering what sort of impact can this missalignment cause? Would I/O system perform twice I/O it should?

TIA Alex

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Received on Tue Nov 14 2006 - 08:58:50 CST

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