[KUDU-657] Disallow MemTrackers with duplicate IDs

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Backlog
• Component/s: tserver
• Target Version/s: Public beta
• Assignee: Adar Dembo
• Reporter: Andrew Wang
• Created: 13/Mar/15 18:57
• Updated: 28/Apr/15 15:54
• Resolved: 28/Apr/15 15:54

Description

While doing some MemTracker cleanup, we found that some MemTrackers are being registered with the same ID, which corrupts the static map.

We should disallow adding MemTrackers with the same ID, but this also requires cleaning up all the current dupes in the code.