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Topic: My small farm build, with pics (Read 1126 times)

newbie
Activity: 21
Merit: 0
January 19, 2018, 04:21:23 PM
#27
I know the question was directed at me - but I purchased ethOS which is similar to the link you posted. I honestly haven't even taken it out of the bag because I have been using nvOC EWF CUDA miner on all my machines. The last build was giving me a few issues and it doesn't seem to like 2 year old Gigabyte boards (or the ones I give it) much. IF you aren't linux-phobic it is great.

I have always want to learn Linux since I was a teenager but didn't have the work ethic or patience, but crypto is giving me a whole new motivation Smiley
newbie
Activity: 41
Merit: 0
January 19, 2018, 01:59:51 PM
#26

Amazing, how much money is spent?

For what's already installed, about $18,000 USD.  Total once the rest of the equipment arrives will be close to $40k.  Everything came from crypto gains, and reselling some units.
newbie
Activity: 41
Merit: 0
January 19, 2018, 12:24:07 AM
#25
Hey I was looking into getting a Asrock BTC+ and I saw u said you had it and got rid of it. Whats wrong with it?

I fried it by mistake.  Then they were sold out when I bought a replacement.
newbie
Activity: 41
Merit: 0
January 19, 2018, 12:21:56 AM
#24
Thank you very much. Man I wish I had an electrician friend...

Amazing how we make mistakes when we are tired. Every time I did something like to a car I was working on, I was tired and not thinking right and it wouldn't have happened in the morning. No worries mate! Small price to pay in the long run.  

Sorry if everyone else knows this, but is 240v the way to go for the ANT miners? I see it commonly for ETH and BTC. I am mining Zcash right now and wondering if I should run on 240v. Thanks again, and like others said, great job on getting your son involved. I bought my daughter a commemorative Bitcoin little coin as she is only 4 but I'm excited to share my obsession with her as the years go on.

From what I understand, the equipment runs more efficiently at 240v.  The other benefit, is you can run more machines on a circuit.  My S9's pull around 6amps, so I can put 2 safely on a 20amp circuit.  At 120v, they run double the amperage at around 12amps, so you can only get one on a 20amp circuit.  The danger is that most computer power cords are only rated for 10amps, and the receptacles are wiring might only be rated for 15amps.  I had an S9 plugged into 120v for a bit, but the power cord was running hot.  Can't have that happening at home.   Also, since it's a 24/7 load, you don't want to be above 80% of your capacity, to be safe.

There are quite a few threads which go into good technical detail about this stuff.
newbie
Activity: 21
Merit: 0
January 18, 2018, 09:24:59 PM
#23
Thank you very much. Man I wish I had an electrician friend...

Amazing how we make mistakes when we are tired. Every time I did something like to a car I was working on, I was tired and not thinking right and it wouldn't have happened in the morning. No worries mate! Small price to pay in the long run. 

Sorry if everyone else knows this, but is 240v the way to go for the ANT miners? I see it commonly for ETH and BTC. I am mining Zcash right now and wondering if I should run on 240v. Thanks again, and like others said, great job on getting your son involved. I bought my daughter a commemorative Bitcoin little coin as she is only 4 but I'm excited to share my obsession with her as the years go on.
newbie
Activity: 41
Merit: 0
January 18, 2018, 05:52:03 PM
#22
Looks great! Thanks for sharing. I also mount my motherboards on boxes Cheesy

I'm working on a custom rig frame now (similar to other ones out there with stylistic touches) which I will sell if my prototypes look worth it.

Can you elaborate on what your electrician friend did, or what it would cost? that is the piece that I am most debating, right now I have rigs on various circuits but I want to move to a dedicated location and route power there. In the middle of this I am learning about how to become an electrician.

Also can you tell us what the embarrassing mistake you made that fried one of your cards was, in the interest of not making it ourselves?

Thanks. And I can't believe I have been so obsessed with crypto and just found this forum, it's excellent.

My electrician buddy wired 2 seperate 240v circuits (The ones with red wire in the pics).  He came by, told me what I needed to buy, and I went out to my local electrical supply store and bought it.

I bought 2 x 240v receptables, 10ft 20amp cable, 2 x 20amp breakers, and some 240v computer power cords, to fit the receptacles.  Along with a few other odds and ends, my bill was around $60 USD.

My friend spent 1 hour the first day, to talk me through what we needed to do, capacity, etc, and 1 hour the following day installing it.  I paid him $30 USD per hour for helping me out.

For the embarrassing mistake, I plugged in PCI-e adapter into a PCI slot on the motherboard backwards.  It slides in like butter, there was no resistance.  I turned it on, smelled smoke, cut the power... bye bye mobo.  I knew the correct way to plug them in, but it was at the end of a very long night trying to troubleshoot my rig's issues, I had my headphones on blasting music because that room is now very loud with all the fans, and poof, made the mistake.  I did almost exactly what this guy did:  https://www.reddit.com/r/EtherMining/comments/6ja5i7/burnt_riser_pcie_slot_help_would_be_greatly/
newbie
Activity: 21
Merit: 0
January 18, 2018, 05:42:42 PM
#21
Looks great! Thanks for sharing. I also mount my motherboards on boxes Cheesy

I'm working on a custom rig frame now (similar to other ones out there with stylistic touches) which I will sell if my prototypes look worth it.

Can you elaborate on what your electrician friend did, or what it would cost? that is the piece that I am most debating, right now I have rigs on various circuits but I want to move to a dedicated location and route power there. In the middle of this I am learning about how to become an electrician.

Also can you tell us what the embarrassing mistake you made that fried one of your cards was, in the interest of not making it ourselves?

Thanks. And I can't believe I have been so obsessed with crypto and just found this forum, it's excellent.
newbie
Activity: 41
Merit: 0
January 18, 2018, 04:23:55 PM
#20
Putting a lot of faith in some simple zip ties unless I am seeing it wrong. I strongly suggest a 2x2 of wood or something to support those cards in the middle. Zip ties, especially when subjected to heat non stop do not last at all, they will snap. Smiley

Scrap'

Yeah, good catch.  I fixed that last night actually, I'm using a 3/8" round stainless steel bar, instead, like on the rig on the bottom rack.  I initially installed it without one because the hardware store didn't have any when I first built it.
hero member
Activity: 686
Merit: 500
January 18, 2018, 03:55:18 PM
#19
 Putting a lot of faith in some simple zip ties unless I am seeing it wrong. I strongly suggest a 2x2 of wood or something to support those cards in the middle. Zip ties, especially when subjected to heat non stop do not last at all, they will snap. Smiley

Scrap'
newbie
Activity: 41
Merit: 0
January 18, 2018, 06:52:00 AM
#18
Awesome rig. It's always great to start small.
How long in months is the estimated ROI given the hardware purchases and daily bills it will consume? Me and my friends are planning to mine. Still in the research phase.

ROI period is anyone's guess.  You can do lots of calculations at today's prices and difficulty, but that's just a bunch of hot air.

Tbh my investment is based on my belief in crypto, and long term outlook.  Im mining because I think we will hit new all time highs in 1, 2, 3, 4 and 5 years from now.

If i dont breakeven in 4-6 months let's say, I won't sweat it.  Allows me to mine and accumulate more for when we eventually hit those new ATH's. 
newbie
Activity: 41
Merit: 0
January 18, 2018, 06:45:42 AM
#17
wow why not just cloud mining?

A few reasons. 

- After the 1 or 2 year contracts are up, I can keep my hardware. 
- I need to trust some random company in a foreign country for a long period of time
- These machines look cool and there is a sense of accomplishment
- Helping with decentralization
- It's a project I'm building with my 10 year old son who is just getting into computers for the first time.  He used the word motherboard in a sentence yesterday.
newbie
Activity: 41
Merit: 0
January 18, 2018, 12:04:14 AM
#16
Fantastic! How long did it take you to do this?

The physical setup?  Not very long.  All the OS, mobo, GPU etc tweaks are the time consuming parts.  I think each rig had at least 100 reboots to get working optimally.

The Antminers are basically plug and play..
member
Activity: 132
Merit: 11
January 17, 2018, 04:49:52 PM
#15
 Grin I absolutely love that your unit of measurement for cooling is how many inches the window is open, depending on outside temperature. Absolutely awesome, lol.

The idea of housing it all in a shipping container is a good idea, as long as it's not an overly rusted (and therefore potentially leaky) container. Intake and exhaust would be easier to set up in a container too I imagine. And hey, if it keeps your wife happy?

Good luck Smiley

-Knightly
newbie
Activity: 41
Merit: 0
January 17, 2018, 02:11:12 PM
#14
01/17/18 - Finished build of RIG2.  Nothing ever works the first time you plug it in.  Added another 175 MH/s ETH hashpower.  Can fit 3 more GPU's on this rig, if I can manage to buy some at a decent price.

Cable management is for wimps.  I'm going for the spiderweb effect.

https://i.imgur.com/7aMy9El.jpg
https://i.imgur.com/fFEZLWt.jpg
https://i.imgur.com/6tgsk2D.jpg
newbie
Activity: 41
Merit: 0
January 17, 2018, 10:21:44 AM
#13
just so you know

the cost for 2% more efficiency over a gold rated psu, is 100% waste of money, all the extra cash used on platinum or titanium PSU's are 100% waste of money.

gold psu's are the way to go, evga supernova's has 10yr warranty aswell so thats good. for gold and platinum. if gold gives 89-92% and platinum 90-93% you save what 20 dollars a year with running it 1200w max load 24/7 so yeah, nothing at all. and the diff in psu's prob s 100 dollars+ happy 10yr mining dude.

Well, the one thing I didn't skimp out on was my PSU's.  Every single person I read, said not to go cheap there.  I'm ok with it.  I'll give myself a "No Regrats" tattoo.

Interesting.

I have restarted with mining recently, i regret stopping and chasing out before hahah.

anyways, why this mobo specifically ? i would think the mobo from Asrock are cheaper and do the work with more pcie support for eg. ASRock H110 Pro BTC+


Well, as you can see in some of the pictures, I "had" an Asrock H110 pro btc+.  I don't want to talk about that though, haha.  "Re:  Rookie mistake"

That's straight up cool. Are you thinking about mining other alts at all? or BTC / ETH all the way, and why?

Well, the reason I got into BTC mining was because of the profitability.  Truthfully, if the community can't figure out it's blocksize and scalability issues, I don't like the long term outlook for BTC.  I've liked ETH ever since day one, and even with this massive market fallout happening right now, I'm still very bullish for ETH long term.  Doing everything I can to accumulate more right now.

There are a few altcoins that I'm considering mining, but since I only have a few rigs, I might as well just stick with ETH.
newbie
Activity: 41
Merit: 0
January 17, 2018, 10:15:41 AM
#12
That is a phenomenal setup.  It looks like you've had to wire new outlets to support all of that power draw.  What have you done to control the heat and air quality, if anything?  It seems like that room would get really hot with lots of that hot air moving around.

Excellent setup. if you are in a cold climate that could replace your woodstove for heat Wink

Yes it has been very cold this year, where I live in Canada.  My 4 S9's heat about half my house.
newbie
Activity: 41
Merit: 0
January 14, 2018, 09:46:03 PM
#11
Lookin good. What do you have for incoming power? I’m sure I’ll reach the point of my wife complaint about the noise soon too. Haha

A paultry 100amp service.  I had my electrician buddy come in and route me all available power for my setup, and I'm just about at my max.  There isn't enough room left in my panel, and by sticking to the 80% safety rule, the next few weeks will be dedicated to moving my setup to a proper longer term home. 

I literally wear headphones and play music when I'm fidgeting with it haha.. better than listening to these vacuum cleaners.
member
Activity: 266
Merit: 13
January 14, 2018, 09:22:59 PM
#10
Lookin good. What do you have for incoming power? I’m sure I’ll reach the point of my wife complaint about the noise soon too. Haha
newbie
Activity: 41
Merit: 0
January 14, 2018, 08:11:41 PM
#9
That is a phenomenal setup.  It looks like you've had to wire new outlets to support all of that power draw.  What have you done to control the heat and air quality, if anything?  It seems like that room would get really hot with lots of that hot air moving around.

Thanks!  It's a small utility room, with a window.  I live in Canada and it's been very cold, my cooling comes from cracking the window open.  If it's -10 or less, the window is open about 1 inch.  -10 to 0 its open about 4 inches.  Over 0 it's open all the way.  I have one small fan behind the equipment on the floor (the cold air goes straight to the floor), then all the S9s and my bigger fan are pointed towards the other room.  I've closed the vents on this side of the house, just leaving my cold air returns open.  This setup is basically heating half my house by just sending the warm air inside.  My furnace isn't working that hard because of it.

Now the fact that I've stolen this part of the house (the noise) doesn't keep the wifey happy haha.  I've maybe got 1 month maybe 2 max before I press my luck too much.  I'm looking into some industrial space right now, even my own customized container, to host the equipment.
jr. member
Activity: 56
Merit: 8
January 14, 2018, 08:03:00 PM
#8
That is a phenomenal setup.  It looks like you've had to wire new outlets to support all of that power draw.  What have you done to control the heat and air quality, if anything?  It seems like that room would get really hot with lots of that hot air moving around.
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