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block alignment

To: xfs@xxxxxxxxxxx
Subject: block alignment
From: "Bradley C. Kuszmaul" <kuszmaul@xxxxxxxxx>
Date: Mon, 7 Jan 2013 16:33:18 -0500
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What is the largest data block size that I'm likely to run into with xfs?

I ask, since I'm doing hole punching, and I don't want to incur the I/O required to zero unaligned boundaries.  So I want to keep the holes I punch sufficiently well aligned.

-Bradley

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