Changes between Initial Version and Version 1 of Ticket #77


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Timestamp:
02/27/09 12:29:30 (15 years ago)
Author:
VincentMcIntyre
Comment:

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  • Ticket #77 – Description

    initial v1  
    11We may hit some usability issues with processing CABB data.
    22
    3 A simple calculation shows that reading a 5Gb file at typical disk access speeds (100Mbyte/s) takes around 45sec. That's for one scan, from end to end.
     3A simple calculation shows that reading a 5Gb file at typical disk access speeds (100Mbyte/s) takes around 45sec. That's for one scan, from end to end. Faster disks (eg SSD) will only give factors of two to three more read speed. Write speeds will be similar for HDD, slower for SSD.
    44
    55It seems worth while to build a version with {{{-gprof}}} and try to find the routines that take the most execution time. Perhaps they can be optimised? Or even "memoized"?