Try to give IPaddressofDatanode:50010
On Fri, Jul 5, 2013 at 12:25 PM, Azuryy Yu <azury...@gmail.com> wrote: > I filed this issue at : > https://issues.apache.org/jira/browse/HDFS-4959 > > > On Fri, Jul 5, 2013 at 1:06 PM, Azuryy Yu <azury...@gmail.com> wrote: > >> Client hasn't any connection problem. >> >> >> On Fri, Jul 5, 2013 at 12:46 PM, Devaraj k <devara...@huawei.com> wrote: >> >>> And also could you check whether the client is connecting to NameNode >>> or any failure in connecting to the NN.**** >>> >>> ** ** >>> >>> Thanks**** >>> >>> Devaraj k**** >>> >>> ** ** >>> >>> *From:* Azuryy Yu [mailto:azury...@gmail.com] >>> *Sent:* 05 July 2013 09:15 >>> >>> *To:* user@hadoop.apache.org >>> *Subject:* Re: Decomssion datanode - no response**** >>> >>> ** ** >>> >>> I added dfs.hosts.exclude before NN started.**** >>> >>> **** >>> >>> and I updated /usr/local/hadoop/conf/dfs_exclude whith new hosts, but It >>> doesn't decomssion. **** >>> >>> ** ** >>> >>> On Fri, Jul 5, 2013 at 11:39 AM, Devaraj k <devara...@huawei.com> wrote: >>> **** >>> >>> When did you add this configuration in NN conf? **** >>> >>> <property> >>> <name>dfs.hosts.exclude</name> >>> <value>/usr/local/hadoop/conf/dfs_exclude</value> >>> </property>**** >>> >>> **** >>> >>> If you have added this configuration after starting NN, it won’t take >>> effect and need to restart NN.**** >>> >>> **** >>> >>> If you have added this config with the exclude file before NN start, you >>> can update the file with new hosts and refreshNodes command can be issued, >>> then newly updated the DN’s will be decommissioned.**** >>> >>> **** >>> >>> Thanks**** >>> >>> Devaraj k**** >>> >>> **** >>> >>> *From:* Azuryy Yu [mailto:azury...@gmail.com] >>> *Sent:* 05 July 2013 08:48 >>> *To:* user@hadoop.apache.org >>> *Subject:* Re: Decomssion datanode - no response**** >>> >>> **** >>> >>> Thanks Devaraj,**** >>> >>> **** >>> >>> There are no any releated logs in the NN log and DN log.**** >>> >>> **** >>> >>> On Fri, Jul 5, 2013 at 11:14 AM, Devaraj k <devara...@huawei.com> wrote: >>> **** >>> >>> Do you see any log related to this in Name Node logs when you issue >>> refreshNodes dfsadmin command?**** >>> >>> **** >>> >>> Thanks**** >>> >>> Devaraj k**** >>> >>> **** >>> >>> *From:* Azuryy Yu [mailto:azury...@gmail.com] >>> *Sent:* 05 July 2013 08:12 >>> *To:* user@hadoop.apache.org >>> *Subject:* Decomssion datanode - no response**** >>> >>> **** >>> >>> Hi,**** >>> >>> I am using hadoop-2.0.5-alpha, and I added 5 datanodes into dfs_exclude, >>> **** >>> >>> **** >>> >>> hdfs-site.xml:**** >>> >>> <property> >>> <name>dfs.hosts.exclude</name> >>> <value>/usr/local/hadoop/conf/dfs_exclude</value> >>> </property>**** >>> >>> **** >>> >>> then:**** >>> >>> hdfs dfsadmin -refreshNodes**** >>> >>> **** >>> >>> but there is no decomssion nodes showed on the webUI. and not any >>> releated logs in the datanode log. what's wrong?**** >>> >>> **** >>> >>> ** ** >>> >> >> > -- Regards, Varun Kumar.P
