Oleg, why don’t you talk to me? Put 1 ZK and 1 JN on NN boxes, third one on one of the data nodes. HA wizard will automatically remove SNN from your cluster and put second NN in it’s place instead. If something does not work as you expected, give me a call.
Thank you! Leonid Fedotov Systems Architect - Professional Services [email protected] office: +1 855 846 7866 ext 292 mobile: +1 650 430 1673 The best way to explain - do it yourself. On Nov 6, 2014, at 6:01, Oleg Ruchovets <[email protected]> wrote: > Great. > Thank you for the link. > Just to be sure - JN can be installed on data nodes like zookeeper? > If we have 2 Name Nodes and 15 Data Nodes - is it correct to install ZK and > JN on datanodes machines? > Thanks > Oleg. > > > On Thu, Nov 6, 2014 at 5:06 PM, Alexander Pivovarov <[email protected]> > wrote: > To Enable HA open Ambari, go to Admin, select HA, click enable HA > > http://dev.hortonworks.com.s3.amazonaws.com/HDPDocuments/HDP2/HDP-2.0.9.0/bk_using_Ambari_book/content/install-ha_2x.html > > On Thu, Nov 6, 2014 at 12:45 AM, Oleg Ruchovets <[email protected]> wrote: > Our deployment is 15 data nodes and 2 NN. ZKs installed also as part of > hortonworks distributions. > Sorry for dummy question - what is JN is? > Can you please please point me on some manual wiki for installation / > configuration. > > Thanks > Oleg. > > > On Thu, Nov 6, 2014 at 4:04 PM, Alexander Pivovarov <[email protected]> > wrote: > 2 boxes for 2 NNs (better dedicated boxes) > min 3 JNs > min 3 ZKs > > JNs and ZKs can share boxes with other services > > > On Wed, Nov 5, 2014 at 11:31 PM, Oleg Ruchovets <[email protected]> wrote: > Hello. > We are using hortonwork distribution and want to evaluate HA capabilities. > Can community please share the best practices and potential problems? > Is it required additional hardware? > > Thanks > Oleg. > > > > -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
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