Chapter 8. Advanced Stack
In this chapter, we will learn to build and manipulate a fault-tolerant, high-performance foundation for our PostgreSQL clusters. We will cover the following recipes in this chapter:
- Preparing systems for the stack
- Starting with the Linux Volume Manager
- Adding block-level replication
- Incorporating the second LVM layer
- Verifying a DRBD filesystem
- Correcting a DRBD split brain
- Formatting an XFS filesystem
- Tweaking XFS performance
- Maintaining an XFS filesystem
- Using LVM snapshots
- Switching live stack systems
- Detaching a problematic node
- Building and attaching a new node
Introduction
Thus far in this book, we've discussed quite an array of functionality and methodology dedicated to keeping PostgreSQL systems online. By now, we have a burgeoning ...
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