[IMPALA-5769] Minidumps need periodic cleanup when triggered by SIGUSR1

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Impala 2.9.0
• Fix Version/s: Impala 2.10.0
• Component/s: Backend
• Labels: breakpad
• Target Version: Impala 2.10.0
• Epic Color: ghx-label-1
• Assignee: Lars Volker
• Reporter: Lars Volker
• Created: 05/Aug/17 00:18
• Updated: 16/Aug/17 23:22
• Resolved: 16/Aug/17 20:58

Description

Minidumps can be triggered by sending SIGUSR1 to a daemon process. This can lead to an arbitrary number of minidumps on the system. We should clean them up periodically, similar to how we're rotating log files.