From mboxrd@z Thu Jan  1 00:00:00 1970
From: Phillip Susi <psusi@cfl.rr.com>
Subject: Re: Questions about 4k sector drives
Date: Mon, 3 May 2010 09:17:54 -0400
Message-ID: <4BDECD02.3020401@cfl.rr.com>
References: <4BD42B57.9000703@kusche.de> <1272206601.7734.4.camel@faldara> <4BDE0512.8070502@tmr.com>
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To: Bill Davidsen <davidsen@tmr.com>
Cc: Florian Kusche <flox@kusche.de>, linux-raid@vger.kernel.org
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On 5/2/2010 7:04 PM, Bill Davidsen wrote:
> Is there any reason not to just align partitions for all drives on 32kB
> sectors and expect that to work on 512b 4kB and SSD? Cautious testing
> here says it works fine, no anomalies, no exciting performance data,
> just works.

SSD usually have an erase block size of 512k, which is why Windows 7
aligns partitions to a 1 MB boundary and parted has followed suit.