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    SubjectRe: Regarding dm-ioband tests
    * Ryo Tsuruta <> [2009-09-08 12:01:19]:

    > I think there are some advantages to dm-ioband. That's why I post
    > dm-ioband to the mailing list.
    > - dm-ioband supports not only proportional weight policy but also rate
    > limiting policy. Besides, new policies can be added to dm-ioband if
    > a user wants to control bandwidth by his or her own policy.
    > - The dm-ioband driver can be replaced without stopping the system by
    > using device-mapper's facility. It's easy to maintain.
    > - dm-ioband can use without cgroup. (I remember Vivek said it's not an
    > advantage.)

    But don't you need page_cgroup for IO tracking?


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