[jira] [Commented] (NUTCH-2750) Improve CrawlDbReader & LinkDbReader reader handling

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[jira] [Commented] (NUTCH-2750) Improve CrawlDbReader & LinkDbReader reader handling

David Eric Pugh (Jira)

    [ https://issues.apache.org/jira/browse/NUTCH-2750?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16972492#comment-16972492 ]

Hudson commented on NUTCH-2750:
-------------------------------

FAILURE: Integrated in Jenkins build Nutch-trunk #3653 (See [https://builds.apache.org/job/Nutch-trunk/3653/])
Fix for NUTCH-2750 (jurian.broertjes: [https://github.com/apache/nutch/commit/81fee063762ad9ec26a36a3eedb1b5038bc85c4c])
* (edit) src/java/org/apache/nutch/crawl/LinkDbReader.java
* (edit) src/java/org/apache/nutch/crawl/CrawlDbReader.java


> Improve CrawlDbReader & LinkDbReader reader handling
> ----------------------------------------------------
>
>                 Key: NUTCH-2750
>                 URL: https://issues.apache.org/jira/browse/NUTCH-2750
>             Project: Nutch
>          Issue Type: Improvement
>          Components: crawldb, linkdb
>    Affects Versions: 1.16
>            Reporter: Jurian Broertjes
>            Priority: Minor
>             Fix For: 1.17
>
>
> The current implementation in the CrawlDbReader re-opens readers for every URL. This is not very efficient. I've implemented a modification time check that only re-opens readers on updated crawlDB.
>  PR: https://github.com/apache/nutch/pull/483



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