lkml.org 
[lkml]   [2007]   [Mar]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [RFC][PATCH 2/7] RSS controller core
    > doesn't look so good for me, mainly becaus of the
    > additional per page data and per page processing
    >
    > on 4GB memory, with 100 guests, 50% shared for each
    > guest, this basically means ~1mio pages, 500k shared
    > and 1500k x sizeof(page_container) entries, which
    > roughly boils down to ~25MB of wasted memory ...
    >
    > increase the amount of shared pages and it starts
    > getting worse, but maybe I'm missing something here
    >
    > > We need to decide whether we want to do per-container memory
    > > limitation via these data structures, or whether we do it via a
    > > physical scan of some software zone, possibly based on Mel's patches.
    >
    > why not do simple page accounting (as done currently
    > in Linux) and use that for the limits, without
    > keeping the reference from container to page?
    >
    > best,
    > Herbert
    >

    Herbert,

    You lost me in the cc list and I almost missed this part of the
    thread. Could you please not modify the "cc" list.

    Thanks,
    Balbir
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2007-03-12 10:57    [W:4.851 / U:0.524 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site