[SOLR-11051] Use disk free metric in default cluster preferences

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 7.3, 8.0
• Component/s: AutoScaling, SolrCloud
• Assignee: Noble Paul
• Reporter: Shalin Shekhar Mangar
• Created: 12/Jul/17 13:33
• Updated: 04/Apr/18 21:51
• Resolved: 23/Jan/18 05:34

Description

Currently, the default cluster preferences is simply based on core count:

{minimize : cores, precision:1}

We should start using the disk free metric in default cluster preferences to place replicas on nodes with the most disk space