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Changes between Version 5 and Version 6 of IPP_Progress_Report_20111128


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Timestamp:
Dec 5, 2011, 2:30:05 PM (15 years ago)
Author:
watersc1
Comment:

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  • IPP_Progress_Report_20111128

    v5 v6  
    4545=== Chris Waters ===
    4646
     47 * ipp064: rsynced data from partially recovered raid to ipp065, to allow for some salvage operations.
     48 * SSTF: Ran test sets with improved flagging code.
     49 * Sky/background issue: finished proposed set of changes to PATTERN.ROW/CELL choices.  Modified PATTERN.ROW behavior to fit trends in slope and offset as a function of row.  This is needed to ensure that PATTERN.ROW does not subtract off sky variations while correcting row-to-row offsets.  This seems to improve the background subtraction around these cells in most cases.  Checking the magic fraction shows a minor increase, with the original processing averaging 0.027 masking, and the new processing averaging 0.028.
     50 * Diskspace: Due to wave 4 RAID concerns, set all wave 4 nodes to nebulous repair, blocked the targetting shuffle from moving data to these nodes, and added the stare nodes to nebulous and updated summit copy to properly target these hosts for stare data.