Theodore Tso wrote:
On Fri, Jul 27, 2007 at 08:29:31AM +0530, Aneesh Kumar K.V wrote:
What are the issues you see with PATCH 1 and PATCH 2 which implement
Undo I/O Manager and undoe2fs other than it is not hooked into any of
the existing tools. I will try to add it to mke2fs as you suggested.
On Fri, Jul 27, 2007 at 08:29:31AM +0530, Aneesh Kumar K.V wrote:
> What are the issues you see with PATCH 1 and PATCH 2 which implement
> Undo I/O Manager and undoe2fs other than it is not hooked into any of
> the existing tools. I will try to add it to mke2fs as you suggested. But
> should that
Theodore Tso wrote:
On Thu, Jul 26, 2007 at 05:15:30PM +0530, Aneesh Kumar K.V wrote:
Let me guess, you're testing with a filesystem with two block groups,
right? And to date you've tested *only* by doubling the size of the
inode.
I tested this with multiple ( 1 and 7 ) groups. But yes all t
On Thu, Jul 26, 2007 at 05:15:30PM +0530, Aneesh Kumar K.V wrote:
> >Let me guess, you're testing with a filesystem with two block groups,
> >right? And to date you've tested *only* by doubling the size of the
> >inode.
>
> I tested this with multiple ( 1 and 7 ) groups. But yes all the
> testing
On Wed, Jul 25, 2007 at 01:46:25PM -0600, Andreas Dilger wrote:
> I was just going to write the same things. However, it should be noted
> that we DO in fact use only the start of each inode table block in
> normal cases. We did a survey of this across some hundreds of filesystems
> and because a
Theodore Tso wrote:
On Wed, Jul 25, 2007 at 11:06:28AM +0530, Aneesh Kumar K.V wrote:
From: Aneesh Kumar K.V <[EMAIL PROTECTED]>
Add new option -I to tune2fs.
This is used to change the inode size. The size
need to be multiple of 2 and we don't allow to
decrease the inode size.
As a part of
On Jul 25, 2007 11:06 +0530, Aneesh Kumar K.V wrote:
> This helps in reverting the changes if end results
> are not correct.The environment variable TUNE2FS_SCRATCH_DIR
> is used to indicate the directory within which the tdb
> file need to be created. The file will be named tune2fs-XX
> @@
On Jul 25, 2007 10:32 -0400, Theodore Tso wrote:
> The problem with your patch is:
>
> * By shrinking the number of inodes, it can constrain the
> ability of the filesystem to create new files in the future.
>
> * It ruins the inode and block placement algorithms where we
>
On Wed, Jul 25, 2007 at 11:06:28AM +0530, Aneesh Kumar K.V wrote:
> From: Aneesh Kumar K.V <[EMAIL PROTECTED]>
>
> Add new option -I to tune2fs.
> This is used to change the inode size. The size
> need to be multiple of 2 and we don't allow to
> decrease the inode size.
>
> As a part of increasi
From: Aneesh Kumar K.V <[EMAIL PROTECTED]>
Add new option -I to tune2fs.
This is used to change the inode size. The size
need to be multiple of 2 and we don't allow to
decrease the inode size.
As a part of increasing the inode size we throw
away the free inodes in the last block group. If
we can
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