On Tue, Feb 13, 2018 at 02:45:50PM +0800, Chengguang Xu wrote:
> In current throttling/upper limit policy of blkio cgroup
> blkio.throttle.io_service_bytes does not exactly represent
> the number of bytes issued to the disk by the group, sometimes
> this number could be counted multiple times of real bytes.
> This fix introduces BIO_COUNTED flag to avoid multiple counting
> for same bio.
> Signed-off-by: Chengguang Xu <cgxu...@icloud.com>

We had a series of fixes / changes for this problem during the last
cycle.  Can you please see whether the current linus master has the
same problem.



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