TrueNAS custom HW build

Correction, the Corsait is NOT sfx, it is too big :frowning:

The Corsair SF450 seems like the right fit, with a 2018 platinum and a 2016 gold editions… but not sold anymore. I will try to find one on a used market.

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I browsed a dozen website and could not find any…

What do you think of the Chieftec CSN-450C?

Hi @etorix, I acquired the said mobo, the manual states:

The mobo does NOT have a heatsink (to be more precise, there is a radiator but no fan). What would you advise for cooling the radiator? Should I attach a fan on top of the radiator?

PS: I am buying the JONSBO N1.

The radiator is a heatsink. Put a 60 mm fan (Noctua NF-A6x25) on the heatsink, secure it with two strips of gaffer tape on the sides and you’re done.

STH has nice pictures showing how to adjust rubber pins for spacing:

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Hi

As some might be interested browsing builds threads, here is my current setup, largely influenced by previous advice:

  • Memory: Kingston KVR21R15D4/16 16 GB (1 x 16 GB) Registered DDR4-2133 CL15 Memory
  • Memory: Kingston KVR21R15D4/16 16 GB (1 x 16 GB) Registered DDR4-2133 CL15 Memory
  • (for SLOG) Storage: Transcend TS120GSSD220S 120 GB 2.5" Solid State Drive
  • (for boot/OS) Storage: MSI SPATIUM S270 240 GB 2.5" Solid State Drive
  • (for apps) Storage: Corsair MP600 ELITE w/Heatsink 1 TB M.2-2280 PCIe 4.0 X4 NVME Solid State Drive
  • Storage: Western Digital Red Plus 4 TB 3.5" 5400 RPM Internal Hard Drive
  • Storage: Western Digital Red Plus 4 TB 3.5" 5400 RPM Internal Hard Drive
  • Storage: Western Digital Red Plus 4 TB 3.5" 5400 RPM Internal Hard Drive
  • Case: Jonsbo N1 Mini ITX Desktop Case
  • OS: TrueNAS SCALE
  • PSU: Chieftec CSN-450C
  • Motherboard: Supermicro X10SDV-4C-TLN4F
  • CPU: Intel Xeon D-1518
  • Fan: Noctua NF-A6x25 12V PWM

Cheers

No PLP = not suitable as SLOG
This could be a boot drive, but not much more.

Indeed, using that kind of SSD as a SLOG is a risk, thank you for pointing that out.

From my understanding, the risk of using a SSD without Power Loss Protection as a SLOG is that in case of a power loss, the most recent (about to be written) data may be lost. In my personal case (home NAS) that is not a prime concern, so I went for it with a very cheap drive. But I’ll look into finding a cheap SSD with PLP to make the system safer.

While I am at it, do you think using a metadata vdev would be interested with my build, performance wise?

The real issue is it slows you down when writing to the slog… which is the opposite of a what a slog is supposed to do.

If the drive is not defective by design, it should be safe, as slog writes are sync writes.

The issue is that without PLP the drive has to perform a write to nand to ensure stable storage of sync data in case of a power outage.

This can be very slow.

Which is why you use a SLOG.

It’s as if your SLOG, needs a SLOG.

If so, you do not need a SLOG at all.
Remember that SLOG is only ever used for sync writes.

SLOG is NOT a general purpose “write cache”.

Do you have a workload which requires sync writes?