[linux-lvm] Data alignment
Ray Morris
support at bettercgi.com
Fri Mar 19 19:54:24 UTC 2010
> Then I waste 512k on the MBR, and another 512k on the pv header.
> I'd like to avoid that if possible and it seems like --dataalignoffset
> should let me do that, but it doesn't accept negative numbers.
1 MB "wasted" on a 160,000 MB SDD = 99.999375% efficiency.
Inversely, that's 0.000625% "wasted", worth roughly 1/5 of
1 penny US, or $0.0002. Your time spent thinking about it - $25.
Also, 10,000 sysadmins on this list X 2 minutes = 3333 hours X
$100/hour = $333,333. I'd burn the 1MB and move on.
--
Ray Morris
support at bettercgi.com
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On 03/19/2010 01:54:52 PM, Phillip Susi wrote:
> On 3/19/2010 2:36 PM, Eugene Vilensky wrote:
> > Align the partition?
>
> Then I waste 512k on the MBR, and another 512k on the pv header. I'd
> like to avoid that if possible and it seems like --dataalignoffset
> should let me do that, but it doesn't accept negative numbers.
>
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
>
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