Cluster Filesystem for FreeBSD - any interest?

[Eric Anderson]

yf-263 wrote:
> 在 2005-07-19二的 21:16 -0500，Eric Anderson写道：
> 
>>Bakul Shah wrote:
>>[..snip..]
>>
>>>>:) I understand.  Any nudging in the right direction here would be
>>>>appreciated.
>>>
>>>
>>>I'd probably start with modelling a single filesystem and how
>>>it maps to a sequence of disk blocks (*without* using any
>>>code or worrying about details of formats but capturing the
>>>essential elements).  I'd describe various operations in
>>>terms of preconditions and postconditions.  Then, I'd extend
>>>the model to deal with redundancy and so on.  Then I'd model
>>>various failure modes. etc.  If you are interested _enough_
>>>we can take this offline and try to work something out.  You
>>>may even be able to use perl to create an `executable'
>>>specification:-)
>>
>>I've done some research, and read some books/articles/white papers since 
>>I started this thread.
>>
>>First, porting GFS might be a more universal effort, and might be 
>>'easier'.  However, that doesn't get us a clustered filesystem with BSD 
>>license (something that sounds good to me).
> 
> 
> It has been said it would be a seven man-month efforts for a FS expert.

Then we need to get a small group together and get started..



>>Clustering UFS2 would be cool.  Here's what I'm looking for:
> 
> 
> It is exactly how "Lustre" doing its work, though it build itself on
> Ext3, and Lustre targets at  http://www.lustre.org/docs/SGSRFP.pdf .

Yes, I've read about lustre.  I like the GFS model much better.


Eric



-- 
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Eric Anderson        Sr. Systems Administrator        Centaur Technology
A lost ounce of gold may be found, a lost moment of time never.
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