[fdo-trac] #820: FDO GDAL as multithreading data provider

FDO trac_fdo at osgeo.org
Tue Mar 20 17:17:35 EDT 2012


#820: FDO GDAL as multithreading data provider
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   Reporter:  sgamperl       |       Owner:  warmerdam
       Type:  enhancement    |      Status:  new      
   Priority:  major          |   Milestone:  3.6.0    
  Component:  GDAL Provider  |     Version:  3.6.0    
   Severity:  2              |    Keywords:           
External_id:                 |  
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Comment(by warmerdam):

 I will note that GDAL 1.7 and newer are pretty safe in a multithreaded for
 read only access to common formats like GeoTIFF.  Not all drivers are
 threadsafe though and things are definately not threadsafe in the context
 of *writing* through GDAL.  Possibly the provider could avoid acquiring
 the GDAL lock for read access to some whitelisted file formats or
 alternatively a flag could be exposed providing some control over this to
 the user.

-- 
Ticket URL: <http://trac.osgeo.org/fdo/ticket/820#comment:1>
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