id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,cpu,platform 3622,r.out.gdal export in USGSDEM format takes very long time and finally crashes,dido,grass-dev@…,"I cannot attach any test raster because the one that manifests the problem is very large. Here I apply raster metadata (I suppose any raster of this size will do): {{{ r.info map=BGMdem_8x8m_holes_filled_feathered@PERMANENT +----------------------------------------------------------------------------+ | Map: BGMdem_8x8m_holes_filled_feat Date: Fri Aug 17 13:30:15 2018 | | Mapset: PERMANENT Login of Creator: a | | Location: BG_DEM | | DataBase: E:\mapping\GRASS7DB | | Title: BGMdem_8x8m_holes_filled_feathered | | Timestamp: none | |----------------------------------------------------------------------------| | | | Type of Map: raster Number of Categories: 0 | | Data Type: DCELL | | Rows: 52101 | | Columns: 77901 | | Total Cells: 4058720001 | | Projection: UTM (zone 35) | | N: 4928368.63825695 S: 4511560.45143113 Res: 8.00000359 | | E: 663749.15806402 W: 40538.62472039 Res: 8.00003252 | | Range of data: min = -52.070711097653 max = 2925 | | | | Data Description: | | generated by r.mapcalc | | | | Comments: | | if(isnull(defekti_rast_buf_recoded), BGMdem_8x8m_holes_filled, | | if(defekti_rast_buf_recoded < 100, BGMdem_8x8m_holes_filled * (100 - | | defekti_rast_buf_recoded) / 100 + ALOSdem_interp * | | defekti_rast_buf_recoded / 100, BGMdem_8x8m_holes_filled)) | | | +----------------------------------------------------------------------------+ }}} At crash time progress indicator has not advanced at all. Tool output follows: {{{ r.out.gdal -f --overwrite input=BGMdem_8x8m_holes_filled_feathered@PERMANENT output=E:\tmp\BGM-dem-f5p-csovp-wbf-cas-clgeo-s0_UTM_blended_20180816.dem format=USGSDEM type=Int16 Driver does not support direct writing. Using MEM driver for intermediate dataset. WARNING: Precision loss: Raster map of type DCELL to be exported as Int16. This can be avoided by using Float64. WARNING: Forcing raster export Checking GDAL data type and nodata value... Using GDAL data type Input raster map contains cells with NULL-value (no-data). The value -32768 will be used to represent no-data values in the input map. You can specify a nodata value with the nodata option. Exporting raster data to USGSDEM format... }}}",defect,new,critical,7.8.3,Raster,7.4.0,,r.out.gdal export USGSDEM long time crashes,,x86-64,MSWindows 7