Re: [PATCH 0/1] Enable inter server to server copies on a export

Steve Dickson
2021-11-01T15:30:53Z

Hey!

On 10/29/21 15:14, J. Bruce Fields wrote:
> On Fri, Oct 29, 2021 at 01:30:36PM -0400, Steve Dickson wrote:
>> On 10/29/21 12:40, J. Bruce Fields wrote:
>>> Let's just stick with that for now, and leave it off by default until
>>> we're sure it's mature enough. Let's not introduce new configuration to
>>> work around problems that we haven't really analyzed yet.
>> How is this going to find problems? At least with the export option
>> it is documented
>
> That sounds fixable. We need documentation of module parameters anyway.
Yeah I just took I don't see any documentation of module
parameters anywhere for any of the modules. But by documentation
I meant having the feature in the exports(5) manpage.

>
>> and it more if a stick you toe in the pool verses
>> jumping in...
>
> If we want more fine-grained control, I'm not yet seeing the argument
> that an export option on the destination server side is the way to do
> it.
>
> Let's document the module parameter and go with that for now.
Now that cp will use copy_file_range() when available,
what are the steps needed to enable these fast copies?

steved.