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Avery Ching commented on GIRAPH-326: ------------------------------------ Default of 1 or 2 seems safe. I don't know why ZK is slow on this, but glad this workaround improves it. > 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. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira