[OpenAFS] Re: OpenAFS-info digest, Vol 1 #1500 - 13 msgs
Derek Atkins
warlord@MIT.EDU
Tue, 09 Dec 2003 17:44:53 -0500
sabah <sabah@hep.man.ac.uk> writes:
> Hi Derek,
> I am sorry I should if included "oenafs-info" in My reply.
>
> On Tue, 9 Dec 2003, Derek Atkins wrote:
>
>> Hi,
>>
>> Please CC: openafs-info on all your replies...
>>
>> sabah <sabah@hep.man.ac.uk> writes:
>>
>> > Hi Derek,
>> > Thanks for your reply. the cache is in its own partition.
>>
>> Then so long as /usr/vice/etc/cacheinfo is configured correctly
>> you will never overflow your cache.
>
> I only have the following line in the cacheinfo file
>
> /afs:/usr/vice/cache:100000
> and the cache partition size:
> 500 MB
This means your cache is configured to 100MB. If your partition is
500MB then I would suggest you increase your cachesize parameter to
about 450000.
-derek
> Thanks, Sabah.
>
>>
>> > How do I see what the cache manager is doing. Which process I have
>> > to look for? What is the recommended cache size for a server with
>> > 100 GB users area?
>>
>> A number of ways:
>> fs getcache
>> cmdebug
>> etc.
>>
>> Read the AFS admin guide. Without knowing exactly what you are
>> looking for I don't know what to tell you.
>>
>> > Thanks, Sabah.
>>
>> -derek
>>
>> > On Tue, 9 Dec 2003, Derek Atkins wrote:
>> >
>> >> If the cache is on its own partition then the afs cache manager will
>> >> deal with making sure it doesn't fill. If you share the cache
>> >> with other data then you're completely on your own.
>> >>
>> >> The recommended way is to have a dedicated cache partition.
>> >>
>> >> -derek
>> >>
>> >> sabah <sabah@hep.man.ac.uk> writes:
>> >>
>> >> > Dear All,
>> >> > If you have an AFS server with "cache" area only
>> >> > 500 MB. How would you make sure this area does not get full?
>> >> > My understanding is that the cache area should not keep a copy
>> >> > longer than it need.
>> >> >
>> >> > Is there a way of making sure the cache does not get filled?
>> >> > Is there away avoiding server hung due to the cache area full?
>> >> >
>> >> > Thanks, Sabah.
>> >> >
>> >> > ***********************************************************************
>> >> > * From Sabah Salih *
>> >> > * Department of Physics and Astronomy, *
>> >> > * The University of Manchester, Oxford Rd, Manchester M13 9PL *
>> >> > * Tel: +44 1612754171 or x4171 Mobile: 07941344515 *
>> >> > * E-mail: sabah@hep.man.ac.uk *
>> >> > * Home: *
>> >> > * 48 Danes Road, Fallowfield, Manchester *
>> >> > * M14 5JS *
>> >> > * *
>> >> > ***********************************************************************
>> >> >
>> >> >
>> >> > _______________________________________________
>> >> > OpenAFS-info mailing list
>> >> > OpenAFS-info@openafs.org
>> >> > https://lists.openafs.org/mailman/listinfo/openafs-info
>> >> >
>> >> >
>> >>
>> >>
>> >
>> > --
>> > ***********************************************************************
>> > * From Sabah Salih *
>> > * Department of Physics and Astronomy, *
>> > * The University of Manchester, Oxford Rd, Manchester M13 9PL *
>> > * Tel: +44 1612754171 or x4171 Mobile: 07941344515 *
>> > * E-mail: sabah@hep.man.ac.uk *
>> > * Home: *
>> > * 48 Danes Road, Fallowfield, Manchester *
>> > * M14 5JS *
>> > * *
>> > ***********************************************************************
>> >
>> >
>> >
>> >
>>
>>
>
> --
> ***********************************************************************
> * From Sabah Salih *
> * Department of Physics and Astronomy, *
> * The University of Manchester, Oxford Rd, Manchester M13 9PL *
> * Tel: +44 1612754171 or x4171 Mobile: 07941344515 *
> * E-mail: sabah@hep.man.ac.uk *
> * Home: *
> * 48 Danes Road, Fallowfield, Manchester *
> * M14 5JS *
> * *
> ***********************************************************************
>
>
>
>
--
Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
Member, MIT Student Information Processing Board (SIPB)
URL: http://web.mit.edu/warlord/ PP-ASEL-IA N1NWH
warlord@MIT.EDU PGP key available