[OpenAFS] openafs on Fedora 12?

Simon Wilkinson sxw@inf.ed.ac.uk
Wed, 9 Dec 2009 14:35:00 +0000

On 9 Dec 2009, at 14:29, Chas Williams (CONTRACTOR) wrote:
> so one could always use the memcache for a workaround in the short
> term.  seems fine here.

Yeh - if you aren't using disk cache, you'll be fine.

>> The alternative is that we modify the OpenAFS cache manager to use an
>> alternative, but significantly slower, mechanism for opening files in
>> the cache. This has been done on an experimental basis, but we'd
> i still wonder if the cache manager shouldnt open a single file  
> (sparse
> mode) and just seek/read/write.  this would solve a couple of  
> potential
> problems with other filesystems as well.

Better still would be using a raw partition, as that would allow you  
to get around the memory management rules that don't allow a page to  
be moved between filesystems. That would be a large task though...