Hi Edward, You can't achieve data consistency on your cluster configuration. To do this you need at least 3 data nodes and enabled replication with level 3 ( dfs.replication property in hdfs-site.xml).
On 19/02/14 13:02, EdwardKing wrote: > Hadoop 2.2.0, two computer, one is master,another is node1. I want to > know following scene: > If node1 is down by some reason, but I don't know node1 can't work, > then I use hadoop command to put a file,such as: > $ hadoop fs -put graph.txtgraphin/graph.txt > I know graph.txt file will be put master machine,but node1 computer > don't contains this file. After some time, node1 machine can repair, > there will be inconsistent because of graph.txt file,how to realize > consistency between master machine and node1 machine? Thanks. > > --------------------------------------------------------------------------------------------------- > Confidentiality Notice: The information contained in this e-mail and > any accompanying attachment(s) > is intended only for the use of the intended recipient and may be > confidential and/or privileged of > Neusoft Corporation, its subsidiaries and/or its affiliates. If any > reader of this communication is > not the intended recipient, unauthorized use, forwarding, printing, > storing, disclosure or copying > is strictly prohibited, and may be unlawful.If you have received this > communication in error,please > immediately notify the sender by return e-mail, and delete the > original message and all copies from > your system. Thank you. > --------------------------------------------------------------------------------------------------- >
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