Revised doc is published:
https://drill.apache.org/docs/starting-drill-in-distributed-mode/

Kristine Hahn
Sr. Technical Writer
415-497-8107 @krishahn skype:krishahn


On Wed, Dec 30, 2015 at 1:12 PM, Kristine Hahn <[email protected]> wrote:

> No, I don't think that's clear at all on the Starting Drill in
> Distributed Mode
> <https://drill.apache.org/docs/starting-drill-in-distributed-mode/> page.
> I think the problem stems from conflating starting the daemon with Starting
> the Drill Shell
> <https://drill.apache.org/docs/starting-drill-in-distributed-mode/#starting-the-drill-shell>
> and with Using an Ad-Hoc Connection to Drill
> <https://drill.apache.org/docs/starting-drill-in-distributed-mode/#using-an-ad-hoc-connection-to-drill>.
> Fixing!
>
> Thanks.
>
> Kristine Hahn
> Sr. Technical Writer
> 415-497-8107 @krishahn skype:krishahn
>
>
> On Wed, Dec 30, 2015 at 12:31 PM, Jacques Nadeau <[email protected]>
> wrote:
>
>> Do we clearly state that in distributed mode, you have to start the
>> drillbit daemon on each node before attaching a client will work?
>>
>> --
>> Jacques Nadeau
>> CTO and Co-Founder, Dremio
>>
>> On Wed, Dec 30, 2015 at 12:06 PM, Kristine Hahn <[email protected]>
>> wrote:
>>
>> > Confirming that your feedback was good--thanks again. We've
>> > clarified/corrected these things:
>> >
>> >    - The intro and embedded mode installation pages now say embedded
>> mode
>> >    is for using Drill *only* on a single node.
>> >    - The intro and pre-requisites pages now explicitly state that a
>> >    pre-installed ZooKeeper is *not *needed for the embedded mode
>> >    installation.
>> >    - The distributed mode installation prerequisites page now points to
>> the
>> >    documentation that defines a ZooKeeper quorum.
>> >    - The extraneous zk= have been removed from the example startup
>> script.
>> >
>> > Here are links to the corrected pages:
>> >
>> >    - https://drill.apache.org/docs/install-drill-introduction/
>> >    - https://drill.apache.org/docs/embedded-mode-prerequisites/
>> >    - https://drill.apache.org/docs/distributed-mode-prerequisites/
>> >    -
>> >
>> >
>> https://drill.apache.org/docs/starting-drill-in-distributed-mode/#sqlline-arguments-and-connection-parameters
>> >
>> >
>> > Kristine Hahn
>> > Sr. Technical Writer
>> > 415-497-8107 @krishahn skype:krishahn
>> >
>> >
>> > On Wed, Dec 30, 2015 at 10:24 AM, <[email protected]> wrote:
>> >
>> > > I could be wrong in my assumptions, too. Please correct me if I am,
>> I'd
>> > > really appreciate that!
>> > >
>> > > Thanks!
>> > >
>> > > Sent from my iPhone
>> > >
>> > > > On 30-Dec-2015, at 11:11 PM, Kristine Hahn <[email protected]>
>> wrote:
>> > > >
>> > > > Thanks for the feedback. We'll make the corrections you suggested
>> right
>> > > > away. Sorry for the inconvenience. We really appreciate you letting
>> us
>> > > know.
>> > > >
>> > > > Kristine Hahn
>> > > > Sr. Technical Writer
>> > > > 415-497-8107 @krishahn skype:krishahn
>> > > >
>> > > >
>> > > > On Wed, Dec 30, 2015 at 4:07 AM, Rohit Kulkarni <
>> > > [email protected]>
>> > > > wrote:
>> > > >
>> > > >> Hello all,
>> > > >>
>> > > >> I am using Drill to aggregate various data storage nodes like S3,
>> > > Redshift,
>> > > >> Hive and HDFS. I followed the documentation as is and it could only
>> > > take me
>> > > >> so far. I needed clarifications on a couple of things below -
>> > > >>
>> > > >>
>> > > >>   - For my use case, I needed distributed drill cluster. This
>> setup of
>> > > >>   Drill requires Zookeeper. But nowhere it is mentioned in the
>> > > >> documentation
>> > > >>   that it should be Distributed Zookeeper, and *not Standalone. *I
>> > > >>   initially started zookeeper services in individual nodes and they
>> > were
>> > > >>   started as standalone services on localhost. After starting
>> > > drillbit.sh
>> > > >> ,
>> > > >>   weirdly I could see 3 out of 5 drillbits runnign in the UI. After
>> > > >>   restarting the number went to 4 drillbits, and next time it
>> showed
>> > > only
>> > > >> 2.
>> > > >>   This unreliable set up was confusing because I'd done everything
>> > > >> according
>> > > >>   to the documentation. Zookeeper connections for HOST1:2181,
>> > HOST2:2181
>> > > >> etc
>> > > >>   is still cakked Zookeeper Quorum isn't it? Or it isn't a Quorum
>> > unless
>> > > >> you
>> > > >>   start Zookeeper services in distributed way?
>> > > >>   Also, does Drill still run in distributed fashion without
>> Zookeeper
>> > > set
>> > > >>   up in distributed mode?
>> > > >>
>> > > >>
>> > > >>   - According to this line in documentation on starting drill in
>> > > >>   distributed mode Using an Ad-Hoc Connection to Drill - (you can
>> > Ctrl+F
>> > > >> this
>> > > >>   line below to find location)
>> > > >>
>> > > >>   *The following command starts the Drill shell in a cluster
>> > configured
>> > > to
>> > > >>   run ZooKeeper on three nodes:*
>> > > >>
>> > > >>   *bin/sqlline –u
>> jdbc:drill:zk=cento23,zk=centos24,zk=centos26:5181*
>> > > >>
>> > > >>   I think it should be -
>> > > >>   *bin/sqlline –u jdbc:drill:zk=cento23,centos24,centos26:5181*
>> > > >>
>> > > >>   because it worked for me and threw an error otherwise.
>> > > >>
>> > > >>
>> > > >> ​Let me know if you have observed this and if I am wrong with my
>> > > >> assumptions somewhere..!!
>> > > >> ​
>> > > >> PS: Awesome job with Drill 1.4, Dev team! :-)
>> > > >>
>> > > >> --
>> > > >> Warm Regards,
>> > > >> Rohit Kulkarni
>> > > >>
>> > >
>> >
>>
>
>

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