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https://issues.apache.org/jira/browse/GIRAPH-326?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13458838#comment-13458838
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Alessandro Presta commented on GIRAPH-326:
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(continues from above, I accidentally pressed Enter)
Calling progress() during the write fixed the crash, while using multithreading
brought running time down significantly.
> Writing input splits to ZooKeeper in parallel
> ---------------------------------------------
>
> Key: GIRAPH-326
> URL: https://issues.apache.org/jira/browse/GIRAPH-326
> Project: Giraph
> Issue Type: Improvement
> Reporter: Maja Kabiljo
> Attachments: GIRAPH-326.patch
>
>
> (Posting issue and the patch from a colleague)
> Writing input splits to zookeeper can take a lot of time. From his
> experiments: serial 2m45s, with 16 cores 15s.
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