In a production system, a developer notices that the load balancer is sending all traffic to a single server, causing overload. What is the likely cause?

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LLD - Advanced LLD Concepts

ADatabase is down

BLoad balancer is misconfigured to use a single server

CCache is not storing data properly

DClient is sending too many requests

Step-by-Step Solution

Solution:

Step 1: Identify symptoms of traffic overload on one server
All traffic going to one server suggests load balancer is not distributing requests evenly.
Step 2: Determine cause of uneven traffic distribution
Misconfiguration in load balancer settings can cause it to route all requests to a single server.
Final Answer:
Load balancer is misconfigured to use a single server -> Option B
Quick Check:
Uneven traffic = load balancer misconfig [OK]

Quick Trick: Check load balancer settings for traffic distribution [OK]

Common Mistakes:

Blaming cache or database for traffic routing
Assuming client causes server overload
Ignoring load balancer role

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In a production system, a developer notices that the load balancer is sending all traffic to a single server, causing overload. What is the likely cause?

Step 1: Identify symptoms of traffic overload on one server

Step 2: Determine cause of uneven traffic distribution

Final Answer:

Quick Check:

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