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    SubjectRe: Netscape and wait_on_page
    Arun Sharma wrote:

    > I see occassional 10-20 second freezes with Netscape navigator running
    > on a RH 4.2 box (Kernel 2.0.30).
    >
    > On doing ps, the Netscape process is shown to be in status D
    > (uninterruptible sleep) and is waiting for some page:
    >
    > 100000 9539 13934 13914 8 0 14044 8536 wait_on_pag D ? 0:01 /usr/lib/
    > 100000 9539 13935 13934 9 0 10636 812 do_select S ? 0:00 (dns help
    >
    > Does anyone know what's wrong ?

    Pages should not be taking that long to unlock. Can you add some
    diagnostics to find out what page it's waiting on? If page->inode is
    non-NULL, you could find out what fs it's on.

    I'd especially like to hear if it's a NFS page that's holding things up.

    Regards,
    Bill

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