On Thu, Jan 23, 2014 at 12:33 AM, Russell Branca <[email protected]>wrote:
> The scheduler collapse problems in R15 and R16 are widely known and not > resolved. Frankly, as developers of a database, we should strive to provide > end users with the most reliable and best experience, which in my opinion > means we should recommend R14B01. There is not a battle tested, reliable > version of Erlang that has proven to solve the scheduler collapse problems, > and until that time, I think it's unwise to remove support for R14. > mmm isn't it addressed in R15B02 and later ? OTP-10033 in R5B02 seems directly related. Possibly improved with OTP-10476 in R15B03. Or you are referring to another issue? Trying to check it. - benoit > > -Russell > > > On Wed, Jan 22, 2014 at 6:20 AM, Benoit Chesneau <[email protected] > >wrote: > > > Robert, > > > > I understood what you meant. > > > > Imo the best thing would be creating a check list of the things that > > prevent to go to a version greater than R14. Can you share the one you > have > > inside cloudant ? It will help us to reach a consensus also later to make > > sure we can fix them in next Erlang releases. > > > > This is not that I want absolutely use the latest. If we stand on an old > > and unmaintained release then we should know exactly why and check from > > time to time if we still need to stay on this version. > > > > Thanks! > > > > - benoit > > > > > > > > > > > > On Wed, Jan 22, 2014 at 2:06 PM, Robert Samuel Newson < > [email protected] > > >wrote: > > > > > > > > I could have phrased it better, so I’ll do so now; > > > > > > R14 is still widely used in production and is very stable. R15 and R16 > > > have known stability problems that affect deployments using NIF’s that > > can > > > potentially run for longer than a millisecond before returning control > to > > > the scheduler. > > > > > > I am not blackmailing the project but I hope you can understand how I > > feel > > > about your suggestion to remove the ability for Cloudant to continue > > > working after we are making such a large contribution and, further, > > seeking > > > to move our active development to couchdb itself. > > > > > > B. > > > > > > On 22 Jan 2014, at 13:01, Benoit Chesneau <[email protected]> wrote: > > > > > > > On Wed, Jan 22, 2014 at 1:58 PM, Dave Cottlehuber <[email protected] > > > > > wrote: > > > > > > > >> On 22 January 2014 13:23, Benoit Chesneau <[email protected]> > > wrote: > > > >>> On Wed, Jan 22, 2014 at 12:41 PM, Robert Samuel Newson > > > >>> <[email protected]>wrote: > > > >>> > > > >>>> Benoit, > > > >>>> > > > >>>> Cloudant requires R14 support, it would mean our contribution to > > > couchdb > > > >>>> becomes useless to us and we could not contribute further. > > > >>>> > > > >>> > > > >>> Are you using blackmail? Is this the position of the Cloudant > > company? > > > >> > > > >> Hi Benoit, > > > >> > > > >> Your comment reads like an ad hominem attack, and I don't think > Bob's > > > >> point, nor Bob, nor Cloudant, deserved that. > > > >> > > > > > > > > My questions stand. The way it is formulated, and that's not the > first > > > > time, is not that clear at all. > > > > > > > > >
