GSC Sentinel-2 PDGS STBD - emits - ESA
GSC Sentinel-2 PDGS STBD - emits - ESA
GSC Sentinel-2 PDGS STBD - emits - ESA
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<strong>GSC</strong> <strong>Sentinel</strong>-2 <strong>PDGS</strong> <strong>STBD</strong>Issue 1 Revision 2 (draft) - 25.07.2010GMES-GSEG-EOPG-TN-09-0031page 33 of 60Processing Step Parallelisation Opportunity Scalability FactorLevel-1C Resampling GridComputation By tile, by Band and by detector 99 x 5,58 x 12Resampling on Level-1CGeometry By tile and by Band 99 x 5,58Masks Computation By tile 99Level-1C Compression By tile 99Table 5: Outer parallelisation oportunities per processing step.The direct proportionality between all the variables – processing time, processing resourcesand data volume – can be assumed at first order for a coarse estimation. Nevertheless, a15% margin shall be associated to the linear scaling by parallelisation to account for nonlinearity.<strong>ESA</strong> UNCLASSIFIED – For Official Use© <strong>ESA</strong>The copyright of this document is the property of <strong>ESA</strong>. It is supplied in confidence and shall not be reproduced, copied orcommunicated to any third party without written permission from <strong>ESA</strong>.