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Changes between Version 2 and Version 3 of IPP_Progress_Report_20100201


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Timestamp:
Feb 8, 2010, 8:22:11 AM (16 years ago)
Author:
rhenders
Comment:

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  • IPP_Progress_Report_20100201

    v2 v3  
    1212=== Roy Henderson ===
    1313
    14  * Numerous meetings with Conrad and Jim regarding data integrity, speed etc
    15  * Now able to churn out data in bulk - speed seen as a real issue (up to 10 minutes to create FITS detections from a 'busy' smf source)
     14 * Numerous meetings with Conrad and Jim regarding data integrity, speed, error handling etc
     15 * Now that I'm able to churn out data in bulk, speed is seen as a real issue (up to 10 minutes to create FITS detections from a 'busy' smf source) so...
    1616 * Re-wrote FITS I/O stuff to use cfitsio directly, rather than psLib. Now more than twice as fast: remaining bottleneck is access to DVO db
    17  * Worked with Conrad on his 'dxlayer' including:
     17 * Worked with Conrad on his 'dxlayer' including:
     18  * potential designs for error-handling
     19  * transferring some tasks to ippToPsps code so that dxlayer can remain ignorant of db schema (will save on maintenance when there are schema changes)
    1820  * wrote fast code to convert FITS extensions to csv files using the low-level 'bulk copy' cfitsio functions (under 10secs for 70Mb FITS, which take minutes to write)
    1921