Re: /home/blast 98%

From: Nikolas Meitanis (nikolas@MIT.EDU)
Date: Fri Dec 16 2005 - 23:22:33 EST


Not that anyone who matters is reading this exchange but FWIW:

I agree with the quota system. You could limit each of the 10-15 active
users to
a certain amount, the rest to something less and allow for some extra
space that
NEVER gets filled.

Ernie was very responsive last time this happened and offered to provide
a solution at
the collaborations instructions.

This WILL happen again. Around New Year's Eve if the trend continues.
Some folks
are actually doing analysis and need /home/blast.

n

Chi Zhang wrote:

>
> Hi all,
>
> as of 21:57 Dec. 16, /home/blast has 550k free space on it. the last
> time we discussed the same issue was Dec. 1st.
>
> I dare to suggest that the use of /home/blast be discussed in one of
> the so many meetings and a solution be worked out that would prevent
> the same situation to reemerge in at least the next six months.
>
> I can see a few approaches,
>
> 1. a quota system that limits the space of each user. since Ernie has
> made
> /scratch1/bud18 fully backed up, I do not see any reason to store big
> amount of data on /home/blast.
>
> 2. in crease the space in /home/blast. a 40G hard drive costs less
> than $100 retail. add a $100 to fully back up. People will still need
> to use restraint though as a Monte Carlo session could easily eat up
> gig bytes of data.
>
> 3. deprecate some inactive users. However, the decision about who to
> remove will need to be made by the administration level.
>
> 4. not quite realistically, maybe a different net work topology.
>
> BTW, the blasttalk archive is being swamped by messaged from crond
> daemon seemingly originated from blast02
>
> Chi
>
> On Fri, 16 Dec 2005, Chi Zhang wrote:
>
>>
>> Dear collaborations
>>
>> I am retyping this message again. as space is still not available on
>> /home/blast which is required by communication between CPUs in the
>> daq network and the communication from out side.
>>
>> Having to bang my head on the wall working with the data full of
>> problems is agitating enough by itself. why do I then have to be
>> interupted by such nuisance repeatedly.
>>
>> Yours
>>
>> Chi Zhang
>>



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