Harsh, We have the config params that you mentioned, but to be clear are you saying that the suggestions Adam made won't work because of these configurations ?
Thanks, Aji On Mon, Sep 9, 2013 at 4:55 PM, Harsh J <ha...@cloudera.com> wrote: > For Hadoop JVMs, generally speaking, need to have the following in > your hadoop-env.sh for HADOOP_OPTS: > > export HADOOP_OPTS="-Djava.net.preferIPv4Stack=true $HADOOP_OPTS" > > We also ship with this pre-added in the default configs of more recent > releases. > > You may also need these on other JVM based daemons' opts, such as > HBASE_OPTS/etc. depending on what all you run. > > On Tue, Sep 10, 2013 at 2:05 AM, Aji Janis <aji1...@gmail.com> wrote: > > Adam, > > Thank you for the suggestion. Could you point me to any documentation > that > > can help with the configuration changes I need to make? Thanks. > > > > Aji > > > > > > On Mon, Sep 9, 2013 at 1:30 PM, Adam Muise <amu...@hortonworks.com> > wrote: > >> > >> Keep the Hadoop cluster and it's network backbone on IPv4. It should be > >> isolated from the rest of your network for security and performance > reasons > >> already anyway. > >> > >> Enable IPv6 on your gateway nodes and let clients jump in for access via > >> the ipv6 network and use the cluster via ipv4 on the gateway node. You > could > >> even setup a web proxy for some of the required sites using nginx or > your > >> favorite proxy server. Leave the ipv6 conversion of the Hadoop cluster > until > >> it is fully supported and well-tested. > >> > >> > >> On Mon, Sep 9, 2013 at 1:19 PM, Aji Janis <aji1...@gmail.com> wrote: > >>> > >>> We are moving to a IPv6 network. I know Hadoop installation says to > >>> disable IPv6. Does anyone have any suggestions for work arround? > Currently, > >>> using Cloudera version 0.20.2-cdh3u5. Thanks in advance. > >> > >> > >> > >> > >> -- > >> > >> > >> Adam Muise > >> Solution Engineer > >> Hortonworks > >> amu...@hortonworks.com > >> 416-417-4037 > >> > >> Hortonworks - Develops, Distributes and Supports Enterprise Apache > Hadoop. > >> > >> Hortonworks Virtual Sandbox > >> > >> Hadoop: Disruptive Possibilities by Jeff Needham > >> > >> 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. > > > > > > > > -- > Harsh J >