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Date:      Thu, 02 Jun 2005 21:17:53 -0700
From:      John Pettitt <jpp@cloudview.com>
To:        freebsd-stable@FreeBSD.org
Subject:   gmirror rebuild speed limited by value of HZ?
Message-ID:  <429FD9F1.1090503@cloudview.com>

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I've noticed that gmirror seems to rebuild disks by copying 128K every
clock tick (or about 12.8 MB/sec on a 100HZ box) - changing HZ to 1000
resulted in my system being limited by the underlying disk controller
speed (~ 30MB/sec between FW800 drives on the same 32 bit controller)
does anybody know if this behavior was intentional ?

John
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