[GRASS-dev] [BUG] or at least unclear error message

[Rainer M Krug]

Rainer M Krug <Rainer at krugs.de> writes:

> Markus Neteler <neteler at osgeo.org> writes:
>
>> On Mon, Nov 2, 2015 at 11:50 AM, Rainer M Krug <Rainer at krugs.de> wrote:
>>> Hi
>>>
>>> OS: OS X, El Capitan, grass installed via homebrew.
>>>
>>> I have a mega location with 532 read-only mapsets with each around 2500 mapsets
>>> (plus PERMANENT and an read-write analysis mapset).
>>>
>>> When using g.list type=rast mapset=* I get the following error: "Unable
>>> to open directory". I guess this is caused by to many open files as I
>>> can execute the command g.list type=rast mapset=... for this mapset
>>> without problems.
>>
>> You likely hit the current setting of open files. See e.g. this page
>> how to set a higher limit:
>>
>> https://grass.osgeo.org/grass70/manuals/r.series.html#management-of-open-file-limits
>

Just to add and possibly to be invcluded in the manual: on OS X the hard
limit is unlimited and the soft limit is 256.

Cheers,

Rainer


> Yes - that solved the issue. But I am wondering, if it really is
> necessary to keep all these files open just to list the maps?
>
> Thanks,
>
> Rainer
>
>
>>
>> Please let us know how it goes.
>>
>> Markus

-- 
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology, UCT), Dipl. Phys. (Germany)

Centre of Excellence for Invasion Biology
Stellenbosch University
South Africa

Tel :       +33 - (0)9 53 10 27 44
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email:      Rainer at krugs.de

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