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    SubjectRE: another hard disk broken or xfs problems?
    Quote from Stephen Satchell <>:
    > /bin/nice -n 15 /bin/dd if=/dev/hda of=/dev/null bs=128k
    > /bin/nice -n 15 /bin/dd if=/dev/hdc of=/dev/null bs=128k
    > /bin/nice -n 15 /bin/dd if=/dev/sda of=/dev/null bs=128k
    > This ensures that all sectors are readable, regardless of file system
    > state, and relocates and reassigns those sectors that can be read in any
    > way.

    The majority of drives do not re-allocate on read, only on write.
    Therefore, the above cron jobs will simply find them each time they
    run, unless something writes to the defective block inbetween runs.

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