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    SubjectRe: speeding up swapoff
    Date
    Am Mittwoch 29 August 2007 schrieb Hugh Dickins:
    > On Wed, 29 Aug 2007, Oliver Neukum wrote:
    > > Am Mittwoch 29 August 2007 schrieb Arjan van de Ven:
    > > > Another question, if this is during system shutdown, maybe that's a
    > > > valid case for flushing most of the pagecache first (from userspace)
    > > > since most of what's there won't be used again anyway. If that's enough
    > > > to make this go faster...
    > >
    > > Is there a good reason to swapoff during shutdown?
    >
    > Three reasons, I think, only one of them compelling:
    >
    > 1. Tidiness.
    > 2. So swapoff gets testing and I get to hear of any bugs in it.
    > 3. If a regular swapfile is used instead of a disk partition, you
    >    need to swapoff before its filesystem can be unmounted cleanly.

    Yes. I hadn't thought of that. I am using a dedicated disk.

    Regards
    Oliver

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