[SOLR-11986] Allow percentage in freedisk attribute in autoscaling policy rules

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 7.5, 8.0
• Component/s: AutoScaling, SolrCloud
• Assignee: Noble Paul
• Reporter: Shalin Shekhar Mangar
• Created: 14/Feb/18 20:01
• Updated: 08/Jun/19 15:16
• Resolved: 01/Oct/18 23:58

Description

We should allow users to specify freedisk as a percentage in addition to absolute values.

For example, the following restricts adding any replicas on a node having freedisk less than 30% of total usable space.

{"replica" : 0, "freedisk" : "<30%"}

Issue Links

• is related to: SOLR-9735 Umbrella JIRA for Auto Scaling and Cluster Management in SolrCloud