Chapter 10. Network Bottlenecks
This chapter describes major bottlenecks related to networking in HP-UX. A review of some of the basic concepts of networking for HP-UX is followed by a description of typical symptoms, techniques for diagnosing them, and methods for tuning. Here are the topics:
Network Hardware Descriptions
Review of Network Concepts
Network Access Methods
Networked File Systems
Clusters
Network Metrics
Types of Network Bottlenecks
Expensive System Calls
Tuning Network Bottlenecks
Network-Related Tuneable Parameters
Web Server Issues
Database Server Issues
Dealing with network I/O often involves many choices. The wisdom of Rule #2, “Performance tuning always involves a trade-off,” is good to remember in this arena.
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