Re: [Qemu-devel] [PATCH v6] migration/block: use blk_pwrite_zeroes for each zero cluster

[858585 jemmy]

On Mon, Apr 24, 2017 at 8:36 PM, Fam Zheng <address@hidden> wrote:
> On Mon, 04/24 20:26, 858585 jemmy wrote:
>> > 2) qcow2 with cluster_size = 512 is probably too uncommon to be optimized 
>> > for.
>> if culster_size is very small, should disable metadata check default?
>>
>
> No, I don't think it's worth the inconsistent behavior. People who want
> performance shouldn't use 512 bytes anyway.
ok,thanks.

>
> Fam