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Posted to issues@lucene.apache.org by "Gézapeti (Jira)" <ji...@apache.org> on 2021/02/02 16:02:00 UTC
[jira] [Comment Edited] (SOLR-15119) Make LINK splitMethod the
default for SplitShardCmd
[ https://issues.apache.org/jira/browse/SOLR-15119?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17277109#comment-17277109 ]
Gézapeti edited comment on SOLR-15119 at 2/2/21, 4:01 PM:
----------------------------------------------------------
I've tried it out and the Link method works with HDFS as well, it's smart enough to fall back to copy the whole index over on HDFS.
In any ways, I'm fine with changing the default
was (Author: gezapeti):
I've tried it out and the Link method works with HDFS as well, it's smart enough to fall back to copy the whole index over on HDFS.
> Make LINK splitMethod the default for SplitShardCmd
> ---------------------------------------------------
>
> Key: SOLR-15119
> URL: https://issues.apache.org/jira/browse/SOLR-15119
> Project: Solr
> Issue Type: Improvement
> Security Level: Public(Default Security Level. Issues are Public)
> Affects Versions: master (9.0)
> Reporter: Megan Carey
> Priority: Major
> Labels: easy-fix
> Time Spent: 1h 10m
> Remaining Estimate: 0h
>
> REWRITE splitMethod is still the default in SplitShardCmd [1], despite LINK being much faster. IndexSizeTrigger in branch_8x already uses LINK by default [2], and we have found LINK to be reliable and performant at scale. This work will just update the default in SplitShardCmd to make LINK the default overall.
>
> [1][https://github.com/apache/lucene-solr/blob/master/solr/core/src/java/org/apache/solr/cloud/api/collections/SplitShardCmd.java#L88]
> [2][https://github.com/apache/lucene-solr/blob/branch_8x/solr/core/src/java/org/apache/solr/cloud/autoscaling/IndexSizeTrigger.java#L186]
>
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