lkml.org 
[lkml]   [2006]   [Sep]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [ckrm-tech] [PATCH] BC: resource beancounters (v4) (added user memory)
    > <snip>
    >
    >>Reserving in advance means that sometimes you won't be able to start a
    >>new group without taking back some of reserved pages. This is ... strange.
    >
    >
    > I do not see it strange. At the time of creation, user sees the failure
    > (that there isn't enough resource to provide the required/requested
    > guarantee) and can act accordingly.
    >
    > BTW, VMware does it this way.
    This is not true at least for ESX server.
    It overcommits memory and does dirty tricks like balooning to free memory then.

    [...]

    > We would need at least:
    > - BC should be created/deleted explicitly by the user
    > - cleaner interface for controller writers
    why do you bother for the last too much?
    The number of controlers is quite limited...

    Kirill
    -
    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: 2006-09-15 10:47    [W:2.730 / U:0.088 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site