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List:       linux-cgroups
Subject:    Re: [PATCH v5 0/4] Add support Weighted Round Robin for blkcg and nvme
From:       Weiping Zhang <zwp10758 () gmail ! com>
Date:       2020-03-31 16:52:10
Message-ID: CAA70yB7V03mDSi8o8PEv0+8QzqZiA-8SJuGkyOXk5VRF-KHiQQ () mail ! gmail ! com
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Christoph Hellwig <hch@lst.de> =E4=BA=8E2020=E5=B9=B44=E6=9C=881=E6=97=A5=
=E5=91=A8=E4=B8=89 =E4=B8=8A=E5=8D=8812:33=E5=86=99=E9=81=93=EF=BC=9A
>
> On Wed, Apr 01, 2020 at 12:31:17AM +0800, Weiping Zhang wrote:
> > Would you like to share more detail about why NVMe WRR is broken?
>
> Because it only weights command fetching.  It says absolutely nothing
> about command execution.

I know that different ssd vendor may have different implementation,
even some device can work well, seems you have no plan support it.
I drop this patchset.

@Tejun Heo  @Keith Busch
Thanks all of you
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