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Posted to hdfs-dev@hadoop.apache.org by "Daryn Sharp (JIRA)" <ji...@apache.org> on 2011/03/14 15:52:29 UTC
[jira] Created: (HDFS-1751) Intrinsic limits for HDFS files,
directories
Intrinsic limits for HDFS files, directories
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Key: HDFS-1751
URL: https://issues.apache.org/jira/browse/HDFS-1751
Project: Hadoop HDFS
Issue Type: New Feature
Components: data-node
Affects Versions: 0.22.0
Reporter: Daryn Sharp
Assignee: Daryn Sharp
Fix For: 0.23.0
Enforce a configurable limit on:
the length of a path component
the number of names in a directory
The intention is to prevent a too-long name or a too-full directory. This is not about RPC buffers, the length of command lines, etc. There may be good reasons for those kinds of limits, but that is not the intended scope of this feature. Consequently, a reasonable implementation might be to extend the existing quota checker so that it faults the creation of a name that violates the limits. This strategy of faulting new creation evades the problem of existing names or directories that violate the limits.
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