Vertica database fails to start

Products

• CA Performance Management
• Network Observability

Issue/Introduction

  "node" : "v_drdata_node0001",
  "stage" : "Startup Failed, ASR Required",
  "text" : "Node Dependencies:\n1 - cnt: 213\n\n1 - name: v_drdata_node0001\nNodes certainly in the cluster:\n\tNode 0(v_drdata_node0001), epoch 18833911\nFilling more nodes to satisfy node dependencies:\nData dependencies fulfilled, remaining nodes LGEs don't matter:\n--",
  "timestamp" : "2022-07-07 10:11:21.793"

Environment

Dx NetOps Performance Management 20.2

Resolution

Restore to last good epoch, confirming that the epoch matches that in the catalog/drdata/v_drdata_node0001_catalog/epoch.log

convert the hex value in the epoch.log to decimal and it should equal the epoch being presented; In this case, epoch 18833911