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    SubjectRe: A CD with errors (scratches etc.) blocks the whole system while reading damadged files
    Date
    On 19 April 2002 18:01, Erik Andersen wrote:
    > On Thu Apr 18, 2002 at 03:13:35PM +0200, Dr. Death wrote:
    > > Problem:
    > >
    > > I use SuSE Linux 7.2 and when I create md5sums from damaged files on a
    > > CD, the WHOLE system freezes or is ugly slow untill md5 has passed the
    > > damaged part of the file !
    >
    > This should help somewhat. Currently, ide-cd.c retries ERROR_MAX
    > (8) times when it sees an error. But ide.c is also retrying
    > ERROR_MAX times when _it_ sees an error, and does a bus reset
    > after evey 4 failures. So for each bad sector, you get 64
    > retries (with typical timouts of 7 seconds each) plus 16 bus
    > resets per bad sector.

    And nobody knows how many tries is in hardware...
    so we get 8x8x?? retries, and *this* is slow.
    --
    vda
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