Windows Vista Forums

summer time problem in backups
  1. #1


    Jiří Cvrk Guest

    summer time problem in backups

    hello, using Vistas, XPs, on my source PC. With Summer time, time of the
    files shifts forward for one hour.

    On my backup disks (virtual truecrypt, fat32 flash, etc.disks) remains one
    hour late.



    How to resolve backup problem? Comparing time shows, that all files on
    source is one hour newer.

    Thank you for replies.
    --
    regards,
    Jiri Cvrk (Prague, Czech.rep)
    http://cvrk.com/indexe.htm


      My System SpecsSystem Spec

  2. #2


    Pavel A. Guest

    Re: summer time problem in backups

    One hour should not be a big deal.
    The moment of time change is specially chosen to be
    at night, when most normal people do something else rather than updating
    their files

    Technically, on FAT disks the file times are local, for compatibility
    reason. On NTFS disks, file times are UNC, so they are independent
    of the time zones. Use NTFS or other filesystem that stores times as UNC.


    -- pa

    Jiří Cvrk wrote:

    > hello, using Vistas, XPs, on my source PC. With Summer time, time of the
    > files shifts forward for one hour.
    >
    > On my backup disks (virtual truecrypt, fat32 flash, etc.disks) remains
    > one hour late.
    >
    > How to resolve backup problem? Comparing time shows, that all files on
    > source is one hour newer.
    >
    > Thank you for replies.
    > --
    > regards,
    > Jiri Cvrk (Prague, Czech.rep)
    > http://cvrk.com/indexe.htm

      My System SpecsSystem Spec

  3. #3


    Jiří Cvrk Guest

    Re: summer time problem in backups




    >"Pavel A." <pavel_a@xxxxxx> píąe v diskusním příspěvku
    >news:%23Xds2QdsJHA.5912@xxxxxx
    >One hour should not be a big deal.
    he? It is a very big problem, this feature can indicate, that older files
    are newer, than actual source during backup. Your new sources can be
    overwritten.




    >The moment of time change is specially chosen to be
    >at night, when most normal people do something else rather than updating
    >their files


    >Technically, on FAT disks the file times are local, for compatibility
    >reason. On NTFS disks, file times are UNC, so they are independent
    >of the time zones. Use NTFS or other filesystem that stores times as UNC.
    We must use fat32 for compatibility reason for backup. In the morning after
    time change all old photographs token during years indicate that new backup
    is necessary. Old program sources too.

    Not any serious answer in the whole community??





    Jiří Cvrk wrote:

    > hello, using Vistas, XPs, on my source PC. With Summer time, time of the
    > files shifts forward for one hour.
    >
    > On my backup disks (virtual truecrypt, fat32 flash, etc.disks) remains one
    > hour late.
    >
    > How to resolve backup problem? Comparing time shows, that all files on
    > source is one hour newer.
    >
    > Thank you for replies.
    > --
    > regards,
    > Jiri Cvrk (Prague, Czech.rep)
    > http://cvrk.com/indexe.htm

      My System SpecsSystem Spec

  4. #4


    Dave Warren Guest

    Re: summer time problem in backups

    In message <832E2DA7-6903-4864-93AD-870607B7B1EF@xxxxxx> Ji?í
    Cvrk <j.cvrk@xxxxxx> was claimed to have wrote:

    >>"Pavel A." <pavel_a@xxxxxx> píše v diskusním p?ísp?vku
    >>news:%23Xds2QdsJHA.5912@xxxxxx
    >>One hour should not be a big deal.
    >
    >he? It is a very big problem, this feature can indicate, that older files
    >are newer, than actual source during backup. Your new sources can be
    >overwritten.
    If your backup software is a two-way sync and it can't handle DST then
    you should shut it down for an hour during the DST switchover.

    >We must use fat32 for compatibility reason for backup. In the morning after
    >time change all old photographs token during years indicate that new backup
    >is necessary. Old program sources too.
    >
    >Not any serious answer in the whole community??
    I'd suggest upgrading or replacing whatever backup software you're
    using, it's obviously deficient in this area and since DST NTFS vs FAT
    differences have been known since the beginning of NTFS.

      My System SpecsSystem Spec

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