[GRASSLIST:7361] Re: grass has been running for three days

[orkun]

Massimiliano Cannata wrote:

> prcessing very large maps is quite slow with r.whatershed (I guess you 
> are using this command!).
> I suggest to give a try to r.terraflow, it has been created for large 
> raster file processing....
> Hope this help.
> Maxi
>
> orkun wrote:
>
>> hello
>>
>> grass has been running for three days to create watershed related maps.
>>
>> At this moment, it has been in this stage for a long time (almost one 
>> day):
>> ~~~~~~~~~~
>> Running: /usr/lib/grass/etc/water/ram el="el_5" t=100 se="str_5" 
>> ha="hbas20_50"
>> SECTION 1a (of 5): Initiating Memory.
>> SECTION 1b (of 5): Determining Offmap Flow. Percent Complete:
>> SECTION 2: A * Search.                      Percent complete:
>> SECTION 3: Accumulating Surface Flow.       Percent complete:
>> SECTION 4: Watershed determination.
>> SECTION 5: Closing Maps.
>> ~~~~~~~~~
>>
>> I am not sure if  grass will be able to complete it's job ?
>> or
>> is it a good idea to cancel the job and start again with smaller region?
>>
>> what do you suggest ?
>>
>> regards
>>
>> Ahmet Temiz
>>
>>
>>
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>
thank you

as far as I see r.terraflow does not produce half basin.
I need a module that creates half basin other than r.watershed.

regards

______________________________________
XamimeLT - installed on mailserver for domain @deprem.gov.tr
Queries to: postmaster at deprem.gov.tr
______________________________________
The views and opinions expressed in this e-mail message are the sender's own
and do not necessarily represent the views and the opinions of Earthquake Research Dept.
of General Directorate of Disaster Affairs.

Bu e-postadaki fikir ve gorusler gonderenin sahsina ait olup, yasal olarak T.C.
B.I.B. Afet Isleri Gn.Mud. Deprem Arastirma Dairesi'ni baglayici nitelikte degildir.