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Posted to dev@lucene.apache.org by "Hoss Man (JIRA)" <ji...@apache.org> on 2016/05/10 21:17:13 UTC
[jira] [Updated] (SOLR-8856) Do not cache merge or 'read once'
contexts in the hdfs block cache.
[ https://issues.apache.org/jira/browse/SOLR-8856?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Hoss Man updated SOLR-8856:
---------------------------
Fix Version/s: (was: 6.0)
master (7.0)
Manually correcting fixVersion per Step #S5 of LUCENE-7271
> Do not cache merge or 'read once' contexts in the hdfs block cache.
> -------------------------------------------------------------------
>
> Key: SOLR-8856
> URL: https://issues.apache.org/jira/browse/SOLR-8856
> Project: Solr
> Issue Type: Improvement
> Reporter: Mark Miller
> Assignee: Mark Miller
> Fix For: 6.1, master (7.0)
>
> Attachments: SOLR-8856.patch, SOLR-8856.patch, SOLR-8856.patch
>
>
> Generally the block cache will not be large enough to contain the whole index and merges can thrash the cache for queries. Even if we still look in the cache, we should not populate it.
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