Blog
Introducing the TrueNAS V140
The full V-Series platform, sized for the workloads most teams actually run. There's a version of every storage refresh that ends with a system bigger and faster than the workload ever needed, plus a support contract to match. The headroom looks great on the spec...
Compression that Pays You Back
"Compression saves space, but it costs performance." That used to be true. It's why plenty of admins still leave it off by default, or only turn it on for cold archive data where nobody will notice the tax. That math made sense when CPU was scarce and every cycle...
When RAM Runs Out: Making L2ARC Work on TrueNAS
"Add more RAM" is the right answer to a slow storage system more often than not; but it’s also not always the answer you get to give. Budget caps it. Technical limitations of your motherboard cap it. Consolidating more workloads onto fewer nodes caps it hardest of...
TrueNAS 25.10.5: Resolving Security Vulnerabilities in the AI Era
TrueNAS 25.10.4 is now the most popular version of TrueNAS and has reached General and Mission-critical status. TrueNAS 25.10.5 patches eight kernel CVEs (including two local privilege escalations) and fixes six production bugs spanning backup, monitoring, and access control. It’s the fifth point release in the 25.10 line since October 2025, and 25.10 is now running on more systems than any other version TrueNAS ever has.
TrueNAS is Secure Storage
The first line of defense for any device or system on a network is the network itself. Following security best practices for endpoint and perimeter security is the foundation of data security. When properly configured on a secure network, TrueNAS further protects your...