<div dir="ltr"><div>Hi</div><div><br></div><div>I am accessing a big file in S3. All works fine (when I learned how to set the authentication environment variables), but gdalinfo is checking for a lot of files that do not exist. I know there is only a GeoTIFF - COG (no side car files)</div><div><br></div><div>However gdalinfo is trying to find several side car files, that are not there. S3 returns a 403. It takes its time to search for all those files.</div><div><br></div><div>Is there a way to tell to gdalinfo that it should not check for those files?</div><div><br></div><div>Bonus: QGIS is also taking time to open it (just using 'qgis' instead of 'gdalinfo' in the command line). I think it is for the same reason. It there a hack there as well?<br></div><div><br></div><div>Thanks.<br></div><div><br></div><div>$ AWS_ACCESS_KEY_ID=... AWS_SECRET_ACCESS_KEY=... AWS_SESSION_TOKEN=... gdalinfo /vsis3/blah/folder/ortho.tiff<br>Driver: GTiff/GeoTIFF<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.tiff.aux.xml">https://blah.s3.amazonaws.com/folder/ortho.tiff.aux.xml</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.aux">https://blah.s3.amazonaws.com/folder/ortho.aux</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.AUX">https://blah.s3.amazonaws.com/folder/ortho.AUX</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.tiff.aux">https://blah.s3.amazonaws.com/folder/ortho.tiff.aux</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.tiff.AUX">https://blah.s3.amazonaws.com/folder/ortho.tiff.AUX</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.tiff.ovr">https://blah.s3.amazonaws.com/folder/ortho.tiff.ovr</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.tiff.OVR">https://blah.s3.amazonaws.com/folder/ortho.tiff.OVR</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.tiff.msk">https://blah.s3.amazonaws.com/folder/ortho.tiff.msk</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.tiff.MSK">https://blah.s3.amazonaws.com/folder/ortho.tiff.MSK</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.XML">https://blah.s3.amazonaws.com/folder/ortho.XML</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.xml">https://blah.s3.amazonaws.com/folder/ortho.xml</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.IMD">https://blah.s3.amazonaws.com/folder/ortho.IMD</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.imd">https://blah.s3.amazonaws.com/folder/ortho.imd</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.RPB">https://blah.s3.amazonaws.com/folder/ortho.RPB</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.rpb">https://blah.s3.amazonaws.com/folder/ortho.rpb</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.PVL">https://blah.s3.amazonaws.com/folder/ortho.PVL</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.pvl">https://blah.s3.amazonaws.com/folder/ortho.pvl</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho_rpc.txt">https://blah.s3.amazonaws.com/folder/ortho_rpc.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho_RPC.TXT">https://blah.s3.amazonaws.com/folder/ortho_RPC.TXT</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho_metadata.txt">https://blah.s3.amazonaws.com/folder/ortho_metadata.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho_METADATA.TXT">https://blah.s3.amazonaws.com/folder/ortho_METADATA.TXT</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho_MTL.txt">https://blah.s3.amazonaws.com/folder/ortho_MTL.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho_MTL.TXT">https://blah.s3.amazonaws.com/folder/ortho_MTL.TXT</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/METADATA.DIM">https://blah.s3.amazonaws.com/folder/METADATA.DIM</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/metadata.dim">https://blah.s3.amazonaws.com/folder/metadata.dim</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho_metadata.xml">https://blah.s3.amazonaws.com/folder/ortho_metadata.xml</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho_METADATA.XML">https://blah.s3.amazonaws.com/folder/ortho_METADATA.XML</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.TXT">https://blah.s3.amazonaws.com/folder/ortho.TXT</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.txt">https://blah.s3.amazonaws.com/folder/ortho.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.RPC">https://blah.s3.amazonaws.com/folder/ortho.RPC</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.rpc">https://blah.s3.amazonaws.com/folder/ortho.rpc</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.pass">https://blah.s3.amazonaws.com/folder/ortho.pass</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/ortho.PASS">https://blah.s3.amazonaws.com/folder/ortho.PASS</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/summary.txt">https://blah.s3.amazonaws.com/folder/summary.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/SUMMARY.TXT">https://blah.s3.amazonaws.com/folder/SUMMARY.TXT</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/HDRdisplay.txt">https://blah.s3.amazonaws.com/folder/HDRdisplay.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/HDRdisplay.TXT">https://blah.s3.amazonaws.com/folder/HDRdisplay.TXT</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/HDRho_display.txt">https://blah.s3.amazonaws.com/folder/HDRho_display.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/HDRho_display.TXT">https://blah.s3.amazonaws.com/folder/HDRho_display.TXT</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/RPCdisplay.txt">https://blah.s3.amazonaws.com/folder/RPCdisplay.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/RPCdisplay.TXT">https://blah.s3.amazonaws.com/folder/RPCdisplay.TXT</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/RPCho_display.txt">https://blah.s3.amazonaws.com/folder/RPCho_display.txt</a>: 403<br>Warning 1: HTTP response code on <a href="https://blah.s3.amazonaws.com/folder/RPCho_display.TXT">https://blah.s3.amazonaws.com/folder/RPCho_display.TXT</a>: 403<br>Files: /vsis3/blah/folder/ortho.tiff<br></div><div>...</div><div><br></div><div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div></div><div>.___ ._ ..._ .. . ._.  .___ .. __ . _. . __..  ... .... ._ .__</div></div></div></div></div></div>