[CASSANDRA-14734] sendToNonLocalDC is not resilient

• Type: Bug
• Status: Open
• Priority: Normal
• Resolution: Unresolved
• Component/s: Legacy/Coordination
• Labels: Availability
• Severity: Normal
• Assignee: Unassigned
• Reporter: Benedict Elliott Smith
• Created: 12/Sep/18 14:30
• Updated: 16/Apr/19 09:29

Description

There is no attempt made to choose another node to write to if we receive no response, or to simply upgrade to direct writes in the case of no ACK; we depend entirely on DOWN status to not choose a bad node.  This seems brittle for something so critical.