[Clusterusers] keg/cellar update

[Wm. Josiah Erikson]

I'm going to keep backing those up until I move to new keg. They're not
changing much, and until I get a finalized movie from you, I don't want
to chance losing them :)
    -Josiah


On 5/8/15 12:06 PM, Piper Odegard wrote:
>
> Argh, we get a nicer keg setup just as I leave! That's still awesome.
>
> I have >1TB of renders on Keg (/helga/pod3/renders/...) that don't
> really need to be backed up. I'll hang on to them on a portable
> hard drive until it dies, but the school doesn't need to lug them around.
>
> - Piper
>
>  
>
>  
>
> On 2015-05-08 10:49, Wm. Josiah Erikson wrote:
>
>> This isn't about fly exactly, but I think the overlap between people who
>> care about keg or cellar and fly is near-100%.
>>
>> So, we have a new version of cellar (our backup server), which has 22TB
>> of space. Whoah. It's a hardware-controlled RAID6 of 6 6TB drives.
>> Because of this, I have started backing up everything - all of keg, and
>> all of fly, with a few exceptions that is just my stuff. This does mean
>> that the backups are taking a long time, particularly of fly, meaning
>> that they don't always finish in 4 hours and so we occasionally miss
>> one, so if you have anything that is truly temporary/junk that changes a
>> lot, like a huge scratch folder full of lots of files, let me know, and
>> I'll prune them from the backups. No biggie though.
>>
>> So, that's great.
>>
>> What's less great is that we may be the process of losing ANOTHER disk
>> in keg. However, this time we won't lose anything, even if keg dies
>> entirely, which probably won't happen, and I am in the process of
>> building a new RAID 6+2 16-drive keg that will have around 30TB of disk
>> space, and be much faster and more reliable as well. I hope to have it
>> ready to go by the end of next week.
>>
>> Have a great weekend!
>
>
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-- 
Wm. Josiah Erikson
Assistant Director of IT, Infrastructure Group
System Administrator, School of CS
Hampshire College
Amherst, MA 01002
(413) 559-6091

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