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From "Yonik Seeley" <yo...@apache.org>
Subject Re: [jira] Commented: (LUCENE-1043) Speedup merging of stored fields when field mapping "matches"
Date Fri, 02 Nov 2007 21:38:29 GMT
On 11/2/07, robert engels <rengels@ix.netcom.com> wrote:
> As expected it did not make much difference. Here is the code:

Yeah, might already be IO bound with FSindex.
Might see better improvement with a RAMDir since copying in bigger
chunks eliminates the double buffering so you go from 4 copies
OS -> IndexInput.buffer -> user.buffer -> IndexOutput.buffer -> OS
 to 2 copies
OS -> user.buffer -> OS

-Yonik

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