But here's the terrifying part. Because wap-03 was "alive" according to basic ICMP pings, the cluster's consensus protocol had been treating it as a voting member. For six months, every time wap-03 choked on a null byte, it would delay the cluster's session replication by 400ms.
I pulled the plug on wap-03 at 2:53 AM.
For six months, wap-03 had been a source of low-grade anxiety. Every Tuesday at 4:00 PM, latency on that node would spike by 200ms. The logs showed a cryptic error: Event ID 1309 – Connection dropped by backend . Management refused to let me take it offline. "It's redundant," my boss, Linda, had said. "Redundancy means we keep it."
Remove Web Application Proxy Server From Cluster Guide
But here's the terrifying part. Because wap-03 was "alive" according to basic ICMP pings, the cluster's consensus protocol had been treating it as a voting member. For six months, every time wap-03 choked on a null byte, it would delay the cluster's session replication by 400ms.
I pulled the plug on wap-03 at 2:53 AM.
For six months, wap-03 had been a source of low-grade anxiety. Every Tuesday at 4:00 PM, latency on that node would spike by 200ms. The logs showed a cryptic error: Event ID 1309 – Connection dropped by backend . Management refused to let me take it offline. "It's redundant," my boss, Linda, had said. "Redundancy means we keep it." remove web application proxy server from cluster