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Incident Report: Critical Low Balance and Low Balance Alerts on All Chains

Date: 2023-12-02
Time: 04:45 (GMT+5:30)
Duration: 15 hours

Description​

Critical low balance and low balance alerts on all chains for MerkleFunderDepository contracts.

Root Cause​

Because of executing the withdrawAll() tx to send all MFD funds to the new MFD contracts.

Impact​

Mass critical alerts on all chain which created unnecessary panic.

Timeline​

  • 04:45 - First noticed the issue.
  • 05:00 - Initial diagnosis.
  • 06:55 - Started the fix.
  • 22:00 - Issue resolved.

Lessons Learned​

Actions that will be triggering the critical alerts better be informed beforehand.

Actions Taken​

Wallet-watcher was updated and redeployed within 24 hours.

Incident Reviewer(s)​

  • Mertcan Karik
  • Ashar Shahid
  • Santiago AceΓ±olaza
  • Burak