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ASF GitHub Bot commented on SOLR-5209: -------------------------------------- GitHub user cpoerschke opened a pull request: https://github.com/apache/lucene-solr/pull/118 SOLR-5209: last replica removal no longer cascades to remove shard from clusterstate https://issues.apache.org/jira/i#browse/SOLR-5209 You can merge this pull request into a Git repository by running: $ git pull https://github.com/bloomberg/lucene-solr trunk-solr-5209 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/lucene-solr/pull/118.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #118 ---- commit 90b1a394b50d4f456bfabab756cc64f28733e1a5 Author: Christine Poerschke <cpoersc...@bloomberg.net> Date: 2014-12-24T12:07:56Z SOLR-5209: last replica removal no longer cascades to remove shard from clusterstate old behaviour: * last replica removal cascades to remove shard from clusterstate * last shard removal cascades to remove collection from clusterstate new behaviour: * last replica removal preserves shard within clusterstate * OverseerTest.testRemovalOfLastReplica added for replica removal logic also: * strings such as "collection1" and "state" in OverseerTest replaced with variable or enum equvivalent ---- > cores/action=UNLOAD of last replica removes shard from clusterstate > ------------------------------------------------------------------- > > Key: SOLR-5209 > URL: https://issues.apache.org/jira/browse/SOLR-5209 > Project: Solr > Issue Type: Bug > Components: SolrCloud > Affects Versions: 4.4 > Reporter: Christine Poerschke > Assignee: Mark Miller > Attachments: SOLR-5209.patch > > > The problem we saw was that unloading of an only replica of a shard deleted > that shard's info from the clusterstate. Once it was gone then there was no > easy way to re-create the shard (other than dropping and re-creating the > whole collection's state). > This seems like a bug? > Overseer.java around line 600 has a comment and commented out code: > // TODO TODO TODO!!! if there are no replicas left for the slice, and the > slice has no hash range, remove it > // if (newReplicas.size() == 0 && slice.getRange() == null) { > // if there are no replicas left for the slice remove it -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org