Re: [Gluster-devel] AFR between two bricks over 3000 miles

[Krishna Srinivas]

On Thu, Mar 27, 2008 at 7:09 PM,  <address@hidden> wrote:
> On Thu, 27 Mar 2008, Krishna Srinivas wrote:
>
>
> > Hi Nathan,
> >
> >
> > We have committed code in afr for write() call, i.e afr returns as soon
> > as it finds out that one of the writes have succeeded. But we can not
> > do this for all calls, imagine for open() call there are chances that
> > we can get write() call and open() has not yet been done on one of
> > the subvols. We are planning for a new translator called "optimist"
> > translator which handles these kind of complications when trying
> > to do the calls in background.
> >
> > You could see if the change to write() call has improved performance
> > in your case.
> >
> > We have not set a timeline for the new translator yet.
> >
>
>  Thanks! So is the ability to have two sites that are over 500 miles apart
> planed to be supported? I will test out the new code and let you know.
>

Hi Nathan,
It is already supported but is slow as of now because of the slow link :)
But to make it fast over the slow link will be complicated, we have
not yet clearly
thought about how it can be achieved.
Regards
Krishna
>  -Nathan
>
>
>
>
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