Thanks for Azuryy's reply. I used configuration:
<property> <name>dfs.namenode.shared.edits.dir.hbasecluster.hnn1</name> <value>qjournal://GS-CIX-SEV0001:8485;GS-CIX-SEV0002:8485;GS-CIX-SEV0003:8485/hbasecluster</value> </property> <property> <name>dfs.namenode.shared.edits.dir.hbasecluster.hnn2</name> <value>qjournal://GS-CIX-SEV0001:8485;GS-CIX-SEV0002:8485;GS-CIX-SEV0003:8485/hbasecluster</value> </property> <property> <name>dfs.namenode.shared.edits.dir.commoncluster.cnn1</name> <value>qjournal://GS-CIX-SEV0001:8485;GS-CIX-SEV0002:8485;GS-CIX-SEV0003:8485/commoncluster</value> </property> <property> <name>dfs.namenode.shared.edits.dir.commoncluster.cnn2</name> <value>qjournal://GS-CIX-SEV0001:8485;GS-CIX-SEV0002:8485;GS-CIX-SEV0003:8485/commoncluster</value> </property> Start JournalNodes by hands. and everything goes well now. 2013/7/4 Azuryy Yu <azury...@gmail.com> > Hi Bing, > HA is not confilct with HDFS federation. > > for example, you have two name services: cluster1, cluster2, > > then, > > <property> > <name>dfs.namenode.shared.edits.dir</name> > <value>qjournal://n1.com:8485;n2.com:8485/cluster1</value> > </property> > > <property> > <name>dfs.namenode.shared.edits.dir</name> > <value>qjournal://n1.com:8485;n2.com:8485/cluster2</value> > </property> > > > On Thu, Jul 4, 2013 at 2:46 PM, Bing Jiang <jiangbinglo...@gmail.com>wrote: > >> hi, Chris. >> I have traced the source code, and I find this issue comes from >> sbin/start-dfs.sh, >> >> SHARED_EDITS_DIR=$($HADOOP_PREFIX/bin/hdfs getconf -confKey >> dfs.namenode.shared.edits.dir 2>&-) >> >> If I set the suffix on dfs.namenode.shared.edits.dir.[namespace id].[nn >> id], it will get null. So please take consideration about HA on multiple >> nameservice. >> So, please change the way of launching JournalNodes in shell scripts >> (sbin/start-dfs.sh) >> >> >> Thanks. >> >> >> 2013/7/4 Chris Nauroth <cnaur...@hortonworks.com> >> >>> Hello Bing, >>> >>> I have not tested this configuration myself, but from reading the code >>> it does appear that dfs.namenode.shared.edits.dir supports appending the >>> nameservice ID to the key, so that you can specify different directories >>> for different federated namenodes in a single hdfs-site.xml. >>> >>> >>> https://github.com/apache/hadoop-common/blob/branch-2.0.5-alpha/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java#L147 >>> >>> Hope this helps, >>> >>> Chris Nauroth >>> Hortonworks >>> http://hortonworks.com/ >>> >>> >>> >>> On Wed, Jul 3, 2013 at 6:21 AM, Bing Jiang <jiangbinglo...@gmail.com>wrote: >>> >>>> hi,all. >>>> Using hadoop-2.0.5-alpha. >>>> and I meet a problem that I should configure different >>>> dfs.namenode.shared.edits.dir for different NameSpace. >>>> So could dfs.namenode.shared.edits.dir item can support multiple >>>> nameservies to avoid retaining multiple conf/hdfs-site.xml in different >>>> Namenode? >>>> >>>> Thanks~ >>>> >>>> >>>> >>>> -- >>>> Bing Jiang >>>> Tel：(86)134-2619-1361 >>>> weibo: http://weibo.com/jiangbinglover >>>> BLOG: http://blog.sina.com.cn/jiangbinglover >>>> National Research Center for Intelligent Computing Systems >>>> Institute of Computing technology >>>> Graduate University of Chinese Academy of Science >>>> >>> >>> >> >> >> -- >> Bing Jiang >> Tel：(86)134-2619-1361 >> weibo: http://weibo.com/jiangbinglover >> BLOG: http://blog.sina.com.cn/jiangbinglover >> National Research Center for Intelligent Computing Systems >> Institute of Computing technology >> Graduate University of Chinese Academy of Science >> > > -- Bing Jiang Tel：(86)134-2619-1361 weibo: http://weibo.com/jiangbinglover BLOG: http://blog.sina.com.cn/jiangbinglover National Research Center for Intelligent Computing Systems Institute of Computing technology Graduate University of Chinese Academy of Science
