TTL's 40TB Server Build

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ROFL, sorry Guv I couldn't resist. I'll get the sketchpad out and have a more serious think later, although it's still a pretty slick idea :D

JR

hahaha good one JR
 
I've just given the video a proper watch. On to the 960 Strix vid now, you need to be careful about saying 'we all like a little fiddle' right after 'lets face it boys and girls'. o.O

PSU wise I prefer the XFX unit without the silly glowy 9-pin blocks, why not get some custom Pexon stuff for it though. I definitely think it needs a monumental 10x SATA Power cable and you wouldn't need to send him anything to get it done.

Fans, I think Redux's, stick with the Nocuta hype and close to the colour scheme, they are also uber slow. Didn't you put Parvum fans in the Parvum :eek: why not get white Parvum fans? Oooh, anyway i'm not an e-loop fan.

As for the RAID card situation, could you use a riser and flop it over sideways and have a big passive heatsink sprouting out of the front? Might remove some of the clearance and sagging issues for you if you can man up the back of the case to take it.

Are you going to run fans on the L12? Sorry i'm just on a passive hype at the moment. I would mod the case, use a riser for the RAID card and lie it right ontop of all the PCIe slots and then put two D14's on the raid card and the CPU with no fans. Passive PSU and then maybe three 120mm Redux's running at like 500RPM infront of the HDD's. Get them all in a stack of 10 removing the optical bays.

JR
 
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So I have 2 questions:
Why didn't you go for the PentiumK, was it purely because of power consumption?
Also are you going to try with the noctua PPC fans?

On a sidenote: Those raid card cooling options! Tom's mental xD
 
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Its a cool build, i was thinking of doubling up on the HDD tray in a fractal too but in the end only went with 8 drives.

I think you should consider using ECC memory for a file-server as well as a more robust raid system such as ZFS.

ZFS has multiple advantages over hardware raid, most importantly the config of the raid is not stored on the controller there is a copy on each drive so if the card where to fail you would potentially lose all of your data ( you may be able to recover it but its not a guarantee ). With ZFS you can plug them drives into anything and as long as it has as new a version of ZFS or higher you can get your data back , hell you could plug them all in via USB if you where desperate.

ZFS also has much better error checking ( as in it has error checking) than hardware raid, normal raid systems are quite happy to serve up a corrupt file even if there is a working copy somewhere else on the array.

ZFS also has de-duplication built in, if the files have the same checksum and the metadata is the same it will only store one copy of the file.

And most importantly snapshots! ZFS can take a snapshot of itself , this is not a full copy of the data (ZFS is more intelligent than that ) it will record any changes you make to the data ( so the snapshot will slowly take more space over time). SO you can do things like upgrade the whole OS , if it goes wrong hey you have a snapshot you can boot into and get back up and running in the time it takes you to reboot, you then just delete the newer set and you are good to go, open indiana does this with any update of the system no user interaction required :).

ZFS also has advanced cache both read a write cache can be set up on fast media ( such as PCI-e SSD) to give you a massive boost in read and write performance. ZFS also chases to any free memory you have further improving speed ( this is part of why you should be using ECC ram for data integrity) the only slight issue is to take full advantage of the memory chasing its recommended 1GB per TB of storage.

There is RaidZ1 RAIDz2 and RaidZ3 ( single double and triple parity) recovering for a failed drive is also MUCH faster due to the way ZFS stripes the data ( i am not an expert so i don't fully understand how this works but it is significantly faster ) and you can also keep using the array ( with degraded performance) when the drive is being replaced.

Anyway as for the PSU i would go for the fully silent one myself :).

Oh and most SAS to SATA cables are universal so you can get replacements in any colour you want :).
 
Great opener for the server Guv, I could spend days throwing random ideas at photosoup, hell I might even have to get creative with Blender and see what happens. .... mmm Server, 40, Plex, Red, Fractal.. plenty to go on.

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already made a small start.. Ple-XL (Plex, Red, roman numerals for 40) Thinking hat is on.
 
Zfs

I agree with andrewjoy. I think ZFS (with ECC memory) is the better way to go. You don't need a hardware raid controller and your data is even safer. ZFS gives you redundancy like any raid configuration but also checks the data's consistency on every read and tries to repair the data if it is corrupt.

Because ZFS is not just a file system, but also a volume manager, it rebuilds your data faster than an ordinay raid. It knows wich blocks are used and wich are not.

The "1-GB-ram-for-each-TB-of-storage-rule" is just a recommendation. You can run the 40 TB with 16 GB of ram or even 8 GB. The system would perform better with more ram, but the numbers with 16 GB aren't that bad: https://calomel.org/zfs_raid_speed_capacity.html
 
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I say get that Leadex PSU. You instantly liked it from your reaction in the video and the system just won't feel complete without it. You do like white gear after all. Pexon can get the cables sorted and they'll be worth the wait.

With the rest of the system, get the AIO onto the RAID card. A little less clutter and will give you plenty of clearance for the rest of the system as the disk cages are going to take up a lot of space. Saves manufacturing a bracket to support that whopping great heatsink too.

Surely the low TDP is a boon but will that i3 pack enough power to transcode 1080p video with DTS audio from Plex? Clearly it must, as you wouldn't have chosen it but more=better right?

Looking forward to the build log videos as I'm wanting to build a home server. Not quite as many hard drives as that however...
 
Allura

Red #40 is a dye see here http://en.wikipedia.org/wiki/Allura_Red_AC
You could use Allura as the name of the server an with the molecules as design elements. Hexagons are awesome. Also Allura means to entice or attract a fitting name for a server me thinks. I'll try and knockout some ideas and post back here...
 
Well i'm really interested in this, and whilst Photoshop is not really my thing I thought I would give this a shot. Please give me some feedback anyone, i'm just sitting around messing about with it to no end otherwise.

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Other images I have ready:

  • The "40" Rotated 90degrees to make it a bit larger
  • The 40 Outside of red, with server below it. The 2 of these match the height of the RED
  • OC3D Logo centered on RED, not on the center of the logo like in the images
 
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