Sorry for sending this email again , because our mail sever had some problem this morning!
Yes.. If HBase master fails, it loses its handle in ZK. The backup master will register itself as the new master and all works thereafter. Is there any document for that setup? Thanks you Fleming Chiu(邱宏明) 707-2260 [email protected] 週一無肉日吃素救地球(Meat Free Monday Taiwan) Amandeep Khurana <[email protected] To: [email protected] > cc: (bcc: Y_823910/TSMC) Subject: Re: Hbase production deployment 2010/05/26 12:05 PM Please respond to user Yes.. If HBase master fails, it loses its handle in ZK. The backup master will register itself as the new master and all works thereafter. Amandeep Khurana Computer Science Graduate Student University of California, Santa Cruz 2010/5/25 <[email protected]> > Thank for your reply. > You mean we should have a backup server with the same configure of running > hbase master. > I am curious about how zookeeper can prevent from SPOF, it's protecting > hbase master fail, right? > > > Fleming Chiu(邱宏明) > 707-2260 > [email protected] > 週一無肉日吃素救地球(Meat Free Monday Taiwan) > > > > > > Amandeep Khurana > <[email protected] To: > [email protected] > > cc: (bcc: Y_823910/TSMC) > Subject: Re: Hbase production > deployment > 2010/05/26 11:22 > AM > Please respond to > user > > > > > > > Thats a good setup. You probably dont need a dedicated box for secondary > namenode and could consider having another node as a backup HBase master... > > 2010/5/25 <[email protected]> > > > > > Hi there, > > According to the previous email about HBase: minimal number of boxes. > > I would like to know how to deploy it for each component, > > if there are 60 machines for our production cluster. > > Trying to show my deployment plan, and want to get your suggestions. > > Thank you. > > > > Our machine spec : CPU : R410 1U/4Core > > Memory : 12G > > HD : 2*300GB > > > > Zookeeper * 3 (dedicated) > > Hadoop/Hbase Master * 1 (dedicated) > > Secondary NameNode * 1 (dedicated) > > DataNode & Region Server * 55 > > > > > > > > > > Fleming Chiu(邱宏明) > > 707-2260 > > [email protected] > > 週一無肉日吃素救地球(Meat Free Monday Taiwan) > > > > > > > > > > > --------------------------------------------------------------------------- > > TSMC PROPERTY > > This email communication (and any attachments) is proprietary > information > > for the sole use of its > > intended recipient. Any unauthorized review, use or distribution by > anyone > > other than the intended > > recipient is strictly prohibited. If you are not the intended > recipient, > > please notify the sender by > > replying to this email, and then delete this email and any copies of it > > immediately. Thank you. > > > > > --------------------------------------------------------------------------- > > > > > > > > > > > > > > --------------------------------------------------------------------------- > TSMC PROPERTY > This email communication (and any attachments) is proprietary information > for the sole use of its > intended recipient. Any unauthorized review, use or distribution by anyone > other than the intended > recipient is strictly prohibited. If you are not the intended recipient, > please notify the sender by > replying to this email, and then delete this email and any copies of it > immediately. Thank you. > > --------------------------------------------------------------------------- > > > > --------------------------------------------------------------------------- TSMC PROPERTY This email communication (and any attachments) is proprietary information for the sole use of its intended recipient. Any unauthorized review, use or distribution by anyone other than the intended recipient is strictly prohibited. If you are not the intended recipient, please notify the sender by replying to this email, and then delete this email and any copies of it immediately. Thank you. ---------------------------------------------------------------------------
