Building your own NAS is one of the best upgrades you can make to your home network, whether you’re going all out with a TrueNAS setup or just setting up a basic file share. Distributed, resilient, and high-performance storage is often the bottleneck in the highest performance systems, with considerations like locking, asynchronous operations, and durability becoming serious problems to solve. Such systems can often be extremely complex and prohibitively expensive, reserved for only the largest enterprises with the most intense storage needs.