Roon on NAS Experience Index: 2026

My (previous Roon, now only file share) NAS is a TS-473 with 64 GB,
CPU: AMD Embedded R-Series RX-421ND, up to 2100 MHz (4 cores, 4 threads)
Roon was running on a SSD. It could not handle my larger library. Moved Roon to a separate PC, which is running Windows 11. No Rock. Handles 500.000+ very well. Only had the memory-leak issue once last year.
Happy after that change!
No more resetting Roon in the night due memory-leaks.

I did bought this NAS specifically for Roon, and it failed after my library grew, even after expanding memory 2 times.

I think the issue here was the performance of the CPU.

Maybe.
Also the memory issues Roon had since 1.8 and just recently fixed ..

Yes, for sure, even though there is probably a little more work to be done in that regard, there have been a lot of fixes in the last 6-9 months.

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Any Notes People Should Know?
When it’s good, it’s really good. My QNAP has enough horsepower to do most tasks pretty well with Roon, even with a 5+ year old hardware platform. Problems in the past have been strange situations where clients can’t find the server. These days Roon is solid enough that it only happens when the server is constrained for memory, perhaps if I have a really large virtual machine going at the same time.

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Summary:

45Drives HL15 ****

Brand: 45Drives - 45HomeLab

Mode: HL15 - old version with a xenon silver

  • Roon ROCK VM has 8 cores

NAS OS Version: ProxMox

Total Installed RAM: 192GB

  • Roon ROCK VM has 12GB

Roon on NAS Method: Roon ROCK VM on ProxMox

Main Drives:
Seagate IronWolf Pro 16TB x 5 - RAID5 ZFS (music data)
2x Samsung 980PRO mirror - fast NAS drives
1x NVME not sure the brand, Boot + Roon VM drive (I should mirror this :/)

Roon DB Drive: Proprietary backplane

LAN Connection: 2x 10GbE

Number of Local Tracks: 26,000

Total Size of Locally Stored Music: 600GB (FLAC gets you)

Number of Streaming Service Tracks: 3500

Geography: Australia

Dedicated to music use? No - primarily TrueNAS server
Also runs a local DNS and SQL databases

Using ARC? YES! Arc over Tailscale (using an LXC hosted Tailscale node not the in ROCK solution. Made some posts about it, always some jiggling needed here. Working well now.

Using DSP? Yes, a few room based REW made room convolution filters. (And some to turn the base down at night haha)

Typical Number of Simultaneously Used Playback Zones: 1-2 + Arc

Overall Rating


So happy with using my own files, building metadata, freedom from streamings narrow selection that was narrowing my own musical taste.
Arc is sometimes a battle but worth the work.

Totally overpowered system not meant for Roon but easily slid in here and works well.

People should know
Roon Rock, and arc and all the above is a labour of love. Fun to be had at each hair pulling moment. But they do come.

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I moved from being installed on my NAS to a R.O.C.K. setup.

I’m curious… what have you noticed in regard to performance, etc.?