FreeBSD Bugzilla – Attachment 24519 Details for
Bug 41934
[PATCH] Several fixes for handbook/vinum/chapter.sgml
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[patch]
file.diff
file.diff (text/plain), 1.62 KB, created by
Christian Brueffer
on 2002-08-23 12:30:01 UTC
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file.diff
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Creator:
Christian Brueffer
Created:
2002-08-23 12:30:01 UTC
Size:
1.62 KB
patch
obsolete
>--- chapter.sgml.fixes Fri Aug 23 13:07:28 2002 >+++ chapter.sgml.whitespace Fri Aug 23 13:19:26 2002 >@@ -53,7 +53,6 @@ > addresses these three problems. Let us look at them in more detail. Various > solutions to these problems have been proposed and implemented:</para> > >- > <para>Disks are getting bigger, but so are data storage requirements. > Often you will find you want a file system that is bigger than the disks > you have available. Admittedly, this problem is not as acute as it was >@@ -89,7 +88,7 @@ > fastest drives spin at 15,000 rpm, so the average rotational latency > (half a revolution) is 1.75 ms. At 30 MB/s, the transfer itself takes about > 150 μs, almost nothing compared to the positioning time. In such a >- case, the effective transfer rate drops to a little over 1 MB/s and is >+ case, the effective transfer rate drops to a little over 1 MB/s and is > clearly highly dependent on the transfer size.</para> > > <para>The traditional and obvious solution to this bottleneck is >@@ -233,7 +232,7 @@ > <para><indexterm><primary>RAID-5</primary></indexterm>An alternative > solution is <emphasis>parity</emphasis>, implemented in the > <acronym>RAID</acronym> levels 2, 3, 4 and 5. Of these, >- <acronym>RAID-5</acronym> is the most interesting. As implemented >+ <acronym>RAID-5</acronym> is the most interesting. As implemented > in Vinum, it is a variant on a striped organization which dedicates > one block of each stripe to parity of the other blocks: As implemented > by Vinum, a <acronym>RAID-5</acronym> plex is similar to a >--- vinum.whitespace.diff ends here ---
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