Re: [RFC PATCH] blk-throttle: dispatch more sync writes in block throttle layer

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Hi Tejun,

On 2018/1/9 下午10:56, Tejun Heo wrote:
> Hello,
> 
> On Tue, Jan 09, 2018 at 12:45:13PM +0800, xuejiufei wrote:
>> 1. A bio is charged according to the direction, if we put the reads
>> and sync writes together, we need to search the queue to pick a
>> certain number of read and write IOs when the limit is not reached.
> 
> Ah, you're right.
> 
>> 2. I found that the multi-queue scheduler kyber also has three queues:
>> one for read, one for sync write and one for others. This patch
>> introduces another queue for async writes and others just like kyber.
> 
> Yeah, it'd make sense to make that a separate queue then.
> 
Could you please review this patch and give some advice?

Thanks.
Jiufei Xue

> Thanks.
> 
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