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On 2017-01-31 11:09, Adrian Sevcenco wrote:
> On 01/31/2017 02:19 AM, Andrew Hanushevsky wrote:
>> Hi Adrian,
> Hi!
>
>> OK, so the partition being used here has only 176 GB left on it and the
>> alloc parameter says each request needs to reserve 20 GB of that. So, if
>> you get 8 requests in short order the 9th one will get not enough space
>> error. That won't be readjusted until 10 minutes go by (see the
>> oss.cachescan directive). Thus far, I don't see anything unusual given
>> the circumstances.
> great, thank for explanation! beside lowering the oss.alloc is there a
> way to limit the number of write requests? maybe some combination of
> cms.sched on redirector?

Over on this side of the pond alice files are an average 40 megabytes, 
so preallocating 20G for each is perhaps a bit overkill?

Atlas does bigger files, but still not 20G.


-- 
Ulf Tigerstedt || Senior systems specialist
CSC Oy || NeIC NT1 / NDGF GSM +358503818558
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