[irq]: techie interrupted09/07/2012
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Avatarnode: A working solution for Namenode failover
To address the architectural shortcomings of the single Namenode, almost two years ago we began work at Facebook on the Avatarnode. The Avatarnode, which Facebook has contributed back to the community as open source, offers a highly-available Namenode with hot failover and failback. After countless hours of testing and bug-fixing, the Avatarnode is now in production at Facebook running our largest Hadoop Data Warehouse clusters thanks in large part to Dmytro Molkov. „
Avatarnode: A working solution for Namenode failover
To address the architectural shortcomings of the single Namenode, almost two years ago we began work at Facebook on the Avatarnode. The Avatarnode, which Facebook has contributed back to the community as open source, offers a highly-available Namenode with hot failover and failback. After countless hours of testing and bug-fixing, the Avatarnode is now in production at Facebook running our largest Hadoop Data Warehouse clusters thanks in large part to Dmytro Molkov. „
Under the Hood: Hadoop Distributed Filesystem reliability with Namenode and Avatarnode | Facebook
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