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From "Hairong Kuang" <hair...@yahoo-inc.com>
Subject RE: [jira] Created: (HADOOP-713) dfs list operation is too expensive
Date Thu, 16 Nov 2006 22:20:45 GMT
Currently a subtree size is computed at the name node side as a side effect
of the list command. Did you mean that we should have a seperate command?


-----Original Message-----
From: Doug Cutting [mailto:cutting@apache.org] 
Sent: Thursday, November 16, 2006 10:29 AM
To: hadoop-dev@lucene.apache.org
Subject: Re: [jira] Created: (HADOOP-713) dfs list operation is too

Hairong Kuang wrote:
> "Dfs -du" is implemented using list requests. So I propose that we 
> support two types of list: one computing subtree size and one not.

Put another way: there should be a namenode method that computes a subtree
size: we don't want to compute these client-side.


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