[SOLR-5727] LBHttpSolrServer should only retry on Connection exceptions when sending updates.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 4.7, 6.0
• Component/s: SolrCloud
• Assignee: Mark Miller
• Reporter: Mark Miller
• Created: 14/Feb/14 01:35
• Updated: 09/May/16 18:50
• Resolved: 18/Feb/14 17:14

Description

You don't know if the request was successful or not and so its better to error to the user than retry, especially because forwards to a shard leader can be retried internally.

Issue Links

• is depended upon by: SOLR-5509 ChaosMonkeyNothingIsSafeTest rare fails due to TOLEADER retries.
• is related to: SOLR-5593 shard leader loss due to ZK session expiry
• relates to: SOLR-5503 Retry 'forward to leader' requests less aggressively - rather than on IOException, ConnectException.