Please add Your name to the MAINTAINERS.txt file in the PR for "QFS" !

On Tue, Jan 26, 2016 at 2:24 PM, Konstantin Boudnik <[email protected]> wrote:

> On Wed, Jan 27, 2016 at 01:05AM, Evans Ye wrote:
> > Oh, if I made you uncomfortable,  you know I didn't mean that :)
>
> Oh believe me - it takes a lot more than that to make me uncomfortable ;)
> Besides, you gave me an opportunity to speak up about the SPOFs in the
> Hadoop
> ecosystem. Which I can do for hours!
>
> > I just want to know more about the design because I'm always interested
> in
> > the architecture things, especially when I see something different.
> > Even Spark just added HA in their master in recent release last year. So
> > it's totally fine.
> >
> > And the following is just  for the discussion:
> >
> >> Just a side node: as you know literally _all_ components in Hadoop-based
> >> stack have SPOF.
> >
> > I think it's more related to the maturity of a component, but somehow it
> > will get there to eliminate the SPOF just like what HDFS, YARN, Oozie,
> Spark
> > did.  For operations, two SPOFs is good enough for them to have a good
> sleep
> > at night ;)
>
> It might be ok for Oozie, but not for a file system. Because once your
> master
> has failed over to the standby you don't know how long that one has. It
> might
> crash in 5 months or in 2 minutes. That's why if you're an admin for a
> production critical cluster you'll get paged immediately. Perhaps 3
> o'clock in
> the morning.
>
> I spent last three years working on the active-active software for mission
> critical systems, so I would love to share some architectural thoughts with
> you, if you're interested.
>
> Cos
>
> > 2016-01-26 12:08 GMT+08:00 Jay Vyas <[email protected]>:
> >
> > > Awesome!  It's great to hear about another HDFS alternative :)
> > >
> > > , We tried pretty hard to make bigtop more "HCFS" compliant, by adding
> the
> > > init hcfs tooling and so on, but never completed making the puppet
> recipes
> > > add support for other file systems.
> > >
> > >
> > > Would be very interesting to see if the quant cast team can take over
> on
> > > the HCFS integration so that bigtop is a home for more Than just one
> under
> > > filesystem .
> > >
> > > Let us know what your planning on working on, looking forward to it...!
> > >
> > >
> > >
> > >
> > > > On Jan 25, 2016, at 9:06 PM, Faraaz Sareshwala <
> > > [email protected]> wrote:
> > > >
> > > > Hello everyone in the Bigtop community!
> > > >
> > > > My name is Faraaz Sareshwala and I am an engineer working at
> Quantcast
> > > to integrate QFS (https://quantcast.github.io/qfs) into the Bigtop
> > > project. I just wanted to send a small note out to introduce myself to
> the
> > > community and announce that we are working on an integration. Feel
> free to
> > > reach out to me if you have any questions about QFS, our integration,
> or
> > > Quantcast itself.
> > > >
> > > > At this point, I am nearly complete integrating QFS. I plan to
> submit a
> > > patch through github and JIRA later in the week or early next week
> once I
> > > get a chance to test everything is working correctly. I’ve read the
> wiki on
> > > contribution to the project, but if you guys have any other tips or
> > > guidance for me, I’d really appreciate that.
> > > >
> > > > Patch coming soon!
> > > >
> > > > Take care,
> > > > Faraaz
> > > >
> > >
>



-- 
jay vyas

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