VCO DR setup failing due to "Failure Background Import" error

Products

• VMware VeloCloud SD-WAN

Issue/Introduction

VCO DR setup failing due to "Failure Background Import" error. "Background Import" is the stage for clickhouse synchronization so the clickhouse synchronization was failing.

Environment

VMware SDWAN Orchestrator
Version :- 5.2.3.0

Cause

As per the replication logs in standby VCO, the DR was failing due to packet reading timeout errors which indicates some network issue between Active and Standby VCO.

2024-05-06T09:07:59.142Z - error: [process.handle-s~nfig.171497855.953] [32615] Error during background import: Error: Got timeout reading communication packets    at Packet.asError (/usr/share/node/node_modules/mysql2/lib/packets/packet.js:712:17)2024-05-06T09:07:59.148Z - error: [process.171497855.19] [32615] uncaught exception: Error: Got timeout reading communication packets    at Packet.asError (/usr/share/node/node_modules/mysql2/lib/packets/packet.js:712:17)

Resolution

Reboot both Active and Standby VCO and then setup DR from scratch. This will fix this issue.