Server overload refers to a condition where a web server is overwhelmed by high volumes of incoming requests, exceeding its capacity to process and respond to client requests efficiently. Server overload can result from traffic spikes, resource-intensive scripts, inadequate server resources, or distributed denial-of-service (DDoS) attacks. If a website experiences server overload, search engine crawlers may encounter delays or timeouts when attempting to access or crawl the website's content, leading to incomplete indexing or unavailability of the site to search engines. Webmasters should optimize server configurations, scale server resources as needed, and implement caching and load balancing strategies to mitigate server overload and ensure uninterrupted search engine crawling and indexing. To address server overload issues, webmasters should monitor server performance metrics such as CPU usage, memory utilization, and network traffic, identify performance bottlenecks or resource constraints, and implement server optimizations or upgrades to handle incoming traffic spikes and prevent downtime or service interruptions. They can also use server monitoring tools or services to track server health and performance in real-time.