[sheepdog] [PATCH V4 2/2] collie: optimize 'collie vdi check' command

Yunkai Zhang yunkai.me at gmail.com
Mon Sep 3 14:11:48 CEST 2012


On Mon, Sep 3, 2012 at 7:46 PM, Liu Yuan <namei.unix at gmail.com> wrote:
> On 09/03/2012 07:12 PM, Yunkai Zhang wrote:
>> On Mon, Sep 3, 2012 at 7:03 PM, Liu Yuan <namei.unix at gmail.com> wrote:
>>> On 09/03/2012 06:54 PM, Yunkai Zhang wrote:
>>>> We can compare this result with comand line tools: sha1sum, which can
>>>> also help us to verify program's correction I think.
>>>
>>> Could you specify a use case for this? I have no idea how end users can
>>> make use of sha1 string. For a crashed cluster, I think want users need
>>> to do is, run check to restore cluster consistency by one command like fsck.
>>
>> Our root problem is just why we need to move sha1_to_hex from
>> farm/sha1_file.c to lib/sha1.c, does this change bother you?
>>
>
> Of course, it is ugly. Sha1 is only used in Farm, moving it out of Farm implementation
> is nonsense to me.
>
>> Show sha1 string will make the output more meaningful for us, why need
>> to a use case? It's a so small/simple thing, do you like argue
>> everything?
>>
>
> 1) it is my duty to review patches and whoever tries to move sha1_to_hex() out of
> sha1_file.c, I will ask why he needs it and verify if it is a reasonable movement.
> 2) it is you who always take patch comments as malicious argument which is meant to
> be against you but in fact only meaningful to patch itself.

You misunderstand me, I didn't take any comments as malicious argument
for me, what I think is that you spend so much time to discuss those
triviality.

Don't you think 'Move sha1.c from farm/sha1_file.c to lib/sha1.c' is
worth discussing? Time is very precious for us, does it?

I also thanks for your all comments and pay tribute to your great work.

> 3) I don't like arguing at all. If I am not interested in it, I most of time simply ignore it.
>
> I think I'd better run away from this patch set. It waste of my time to reply emails like this.
>
> Thanks,
> Yuan



-- 
Yunkai Zhang
Work at Taobao



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