Ishan Chattopadhyaya created SOLR-13718: -------------------------------------------
Summary: SPLITSHARD using async can cause data loss Key: SOLR-13718 URL: https://issues.apache.org/jira/browse/SOLR-13718 Project: Solr Issue Type: Improvement Security Level: Public (Default Security Level. Issues are Public) Affects Versions: 7.7.2 Reporter: Ishan Chattopadhyaya Assignee: Ishan Chattopadhyaya When using SPLITSHARD with async, if there are underlying failures in the SPLIT core command or other sub-commands of SPLITSHARD, then SPLITSHARD succeeds and results in two empty sub-shards. There are various potential failures with SPLIT core command, here's a way to reproduce using a Solr 6x index in Solr 7x. Steps to reproduce (in Solr 7x): {code} 1. Import the attached configset, and create a collection. 2. Move in the attached data directory (index created in Solr6x) in place of the created collection's data directory. Do a collection RELOAD. 3. Issue a *:* query, we see 5 documents. 4. Issue a SPLITSHARD, and then issue *:*, we see 0 documents. {code} -- This message was sent by Atlassian Jira (v8.3.2#803003) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org