How can i find the rackname.Where to set it.... Also os ther a specific way to stop the application master other than timeout option in the client. Is there a command like ./hadoop -job kill jobid
2012/1/11 Bing Jiang <jiangbinglo...@gmail.com> > I figure out source code, and havenot already found the format of hostname > besides "*" > But it should contains "rackname" + "hostname" . > > 在 2012年1月11日 下午4:47，raghavendhra rahul <raghavendhrara...@gmail.com>写道： > > When i provide hostname for "*" then the containers are not alloted for >> the application till its end. >> Is there a format to specify the hostname >> >> >> 2012/1/11 Bing Jiang <jiangbinglo...@gmail.com> >> >>> I think you can make control of allocated container, and check whether >>> it meets your requirements. >>> >>> >>> >>> 2012/1/11 Vinod Kumar Vavilapalli <vino...@hortonworks.com> >>> >>>> Yes, you can. >>>> >>>> >>>> http://hadoop.apache.org/common/docs/r0.23.0/hadoop-yarn/hadoop-yarn-site/WritingYarnApplications.html#Writing_an_ApplicationMaster >>>> should give you a very good idea and example code about this. >>>> >>>> But, the requirements are not hard-fixed. If the scheduler cannot find >>>> free resources on the nodes you mention, it will try to get containers >>>> on a different node. Despite that, the total number of containers can >>>> be controlled by limiting the count against the entry for "*". >>>> >>>> HTH, >>>> +Vinod >>>> >>>> On Mon, Jan 9, 2012 at 10:12 PM, raghavendhra rahul >>>> <raghavendhrara...@gmail.com> wrote: >>>> > Hi all, >>>> > I am trying to write an application master.Is there a way to specify >>>> > node1: 10 conatiners >>>> > node2: 10 containers >>>> > Can we specify this kind of list using the application master???? >>>> > >>>> >>> >>> >>> >>> -- >>> 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 > >
