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Re: [PATCH] mkfs: update manpage to match current inode allocation behav

To: Mark Tinguely <tinguely@xxxxxxx>
Subject: Re: [PATCH] mkfs: update manpage to match current inode allocation behaviour
From: Ben Myers <bpm@xxxxxxx>
Date: Fri, 2 Nov 2012 17:24:41 -0500
Cc: Carlos Maiolino <cmaiolino@xxxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <5094473B.5000801@xxxxxxx>
References: <1350574957-1044-1-git-send-email-cmaiolino@xxxxxxxxxx> <5094473B.5000801@xxxxxxx>
User-agent: Mutt/1.5.20 (2009-06-14)
On Fri, Nov 02, 2012 at 05:20:43PM -0500, Mark Tinguely wrote:
> On 10/18/12 10:42, Carlos Maiolino wrote:
> >Once inode64 is the default allocator, mkfs man page needs to be updated to
> >match the current behaviour.
> >
> >Signed-off-by: Carlos Maiolino<cmaiolino@xxxxxxxxxx>
> >---
> >  man/man8/mkfs.xfs.8 | 7 ++++---
> >  1 file changed, 4 insertions(+), 3 deletions(-)
> >
> >diff --git a/man/man8/mkfs.xfs.8 b/man/man8/mkfs.xfs.8
> >index fa52152..c33cfb2 100644
> >--- a/man/man8/mkfs.xfs.8
> >+++ b/man/man8/mkfs.xfs.8
> >@@ -309,16 +309,17 @@ can be allocated to inodes. The default
> >  is 25% for filesystems under 1TB, 5% for filesystems under 50TB and 1%
> >  for filesystems over 50TB.
> >  .IP
> >-In the default inode allocation mode, inode blocks are chosen such
> >+In the inode32 inode allocation mode, inode blocks are chosen such
> >  that inode numbers will not exceed 32 bits, which restricts the inode
> >  blocks to the lower portion of the filesystem. The data block
> >  allocator will avoid these low blocks to accommodate the specified
> >  maxpct, so a high value may result in a filesystem with nothing but
> >  inodes in a significant portion of the lower blocks of the filesystem.
> >-(This restriction is not present when the filesystem is mounted with
> >+(This restriction is not present in the default inode allocation mode,
> >+i.e. when the filesystem is mounted with
> >  the
> >  .I "inode64"
> >-option on 64-bit platforms).
> >+option).
> >  .IP
> >  Setting the value to 0 means that essentially all of the filesystem
> >  can become inode blocks, subject to inode32 restrictions.
> 
> Reviewed-by: Mark Tinguely <tinguely@xxxxxxx>

Oh, wow.  That's a good candidate for the userspace release.  ;)
-Ben

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