Ethereum GPU mining?

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IEC

Elite Member
Super Moderator
Jun 10, 2004
14,354
5,012
136
All mine stay in the 60s. But they all run in open air setups utilizing risers, so that's not really a surprise...
 

Rifter

Lifer
Oct 9, 1999
11,522
751
126
Ok so i finally got geth and started the process to get going. I created an account with geth and started the process to get the blockchain synced.

But since it takes so long i left it overnight, when i woke up the command prompt for geth was closed, and it had written about 10GB of data onto my SSD i was running geth from, is it safe to assume since it wrote so much data that it finished its job or is it more likely it crashed and i will need to redo the process?
 

poofyhairguy

Lifer
Nov 20, 2005
14,612
318
126
Ok so i finally got geth and started the process to get going. I created an account with geth and started the process to get the blockchain synced.

But since it takes so long i left it overnight, when i woke up the command prompt for geth was closed, and it had written about 10GB of data onto my SSD i was running geth from, is it safe to assume since it wrote so much data that it finished its job or is it more likely it crashed and i will need to redo the process?

It should pick up where I left off.

I will admit though, I use Jaxx now instead of a full wallet client. It is just too much data and RAM usage.
 

DrMrLordX

Lifer
Apr 27, 2000
21,797
11,143
136
Just an FYI but for those of you dealing with chaindata bloat while using Etherem Wallet/geth, try deleting the contents of your chaindata folder (Win10: users/<username>/AppData/Roaming/Ethereum/chaindata) and then redownloading it. I just went from 53 GB of chaindata to around 7 GB. It seems like every bugfix/fork in the project leaves excess data in the folder, so you have to manually clean it up every now and then. Sucks for people that are on limited Internet though.
 
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Feld

Senior member
Aug 6, 2015
287
95
101
Just an FYI but for those of you dealing with chaindata bloat while using Etherem Wallet/geth, try deleting the contents of your chaindata folder (Win10: users/<username>/AppData/Roaming/Ethereum/chaindata) and then redownloading it. I just went from 53 GB of chaindata to around 7 GB. It seems like every bugfix/fork in the project leaves excess data in the folder, so you have to manually clean it up every now and then. Sucks for people that are on limited Internet though.
Actually it was bloated from the spam attacks prior to the last hard fork, which created 15+ million empty trash accounts that had zero contents and did nothing but take up space. That last fork removed them, which is why the size of the blockchain dropped so much.
 

DrMrLordX

Lifer
Apr 27, 2000
21,797
11,143
136
Yeah, not surprising. And actually my chaindata is now ~9.5 GB, not 7 GB. But it's still substantially smaller.
 

IEC

Elite Member
Super Moderator
Jun 10, 2004
14,354
5,012
136
With the recent cold snap I've had trouble keeping the house >70F with all the GPUs. Might have to fire the 290 rig back up after all...
 
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[DHT]Osiris

Lifer
Dec 15, 2015
14,577
12,689
146
With the recent cold snap I've had trouble keeping the house >70F with all the GPUs. Might have to fire the 290 rig back up after all...

Upstate NY here. It was 20's during the days, single digits at night. AC is off and my room was like 65-70 the whole weekend Rest of the house was a fuckin' icebox though.
 

Erithan13

Senior member
Oct 25, 2015
218
79
66
I've stopped mining for the moment, feel the difficulty is just too high to be worth stressing the card for a tiny trickle of Eth. I have noticed one of the fans on my Tri-X cooler starting to fail, it was bought second hand over a year ago and I started mining in March so it's had one good run. Currently the fan is making an annoying ticking/rattling sound, from a quick inspection it seems the bearings have gone and the whole fan wobbles about like it has barely any support at all (the motor base is still secured tight to the frame though). Plan on disabling just that fan and seeing what the temperatures are like under gaming loads, I could easily bodge on a 12V fan if needed. Only annoying thing is the loss of resale value, I'm handy with a soldering iron so I might see if I can replace the fan more permanently.
 

Feld

Senior member
Aug 6, 2015
287
95
101
I've stopped mining for the moment, feel the difficulty is just too high to be worth stressing the card for a tiny trickle of Eth. I have noticed one of the fans on my Tri-X cooler starting to fail, it was bought second hand over a year ago and I started mining in March so it's had one good run. Currently the fan is making an annoying ticking/rattling sound, from a quick inspection it seems the bearings have gone and the whole fan wobbles about like it has barely any support at all (the motor base is still secured tight to the frame though). Plan on disabling just that fan and seeing what the temperatures are like under gaming loads, I could easily bodge on a 12V fan if needed. Only annoying thing is the loss of resale value, I'm handy with a soldering iron so I might see if I can replace the fan more permanently.
I had that happen recently too to a used Tri-X 290 I bought back in March. The fan rattled and visibly wobbled for some time, then eventually seized up and wouldn't spin anymore. It was the middle fan, though the other two fans weren't exactly pristine anymore either. Anyway, with the two remaining fans the mining temp was going into the upper 80's at stock clocks and an undervolt in an open air rig, so I took off the whole shroud and all the stock fans and strapped on a pair of 14cm high static pressure case fans using zip ties. The fans are plugged into motherboard headers and the BIOS is set to just run them at full speed, and they're very quiet even at that. It works well and keeps the temps in the low 70's. I think I could get it cooler using 2-3 smaller fans that don't partially overhang above the heat sink, but this is good enough.
 
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Shmee

Memory & Storage, Graphics Cards Mod Elite Member
Super Moderator
Sep 13, 2008
7,541
2,541
146
One of my Tri X 290s has the fans wearing out too :C
 

ElFenix

Elite Member
Super Moderator
Mar 20, 2000
102,425
8,388
126
I sent my trix back to althon micro due to a wobbly center fan (started long before I did any minig with it). They sent my back a card with a broken displayport. Just got the replacement for that in, so hopefully it's fully functional. Haven't done any mining as I swapped my other card into my gaming box while awaiting a working 290.
 

IEC

Elite Member
Super Moderator
Jun 10, 2004
14,354
5,012
136
Yeah, Althon Micro RMA "support" for Sapphire cards leaves a lot to be desired. I've preferred MSI, Gigabyte, XFX for North American warranty work.
 

DrMrLordX

Lifer
Apr 27, 2000
21,797
11,143
136
Nah, not yet. I'm wary of Monero since it seems to be the script kiddee/trojan h4x0r altcoin of choice. It's been around for a bit as well, has it not?

Also, has the Ethereum DAG finally gone over 2 GB? Does that mean 2 GB cards can no longer mine it?
 

Feld

Senior member
Aug 6, 2015
287
95
101
Nah, not yet. I'm wary of Monero since it seems to be the script kiddee/trojan h4x0r altcoin of choice. It's been around for a bit as well, has it not?

Also, has the Ethereum DAG finally gone over 2 GB? Does that mean 2 GB cards can no longer mine it?
It's borderline. Some 2GB cards can still mine, others can't. Maybe due to how the BIOS is set up? Anyway, they will all drop out very soon now.
 

poofyhairguy

Lifer
Nov 20, 2005
14,612
318
126
It's borderline. Some 2GB cards can still mine, others can't. Maybe due to how the BIOS is set up? Anyway, they will all drop out very soon now.

It's due to how the OS is setup. I can't mine in Windows or regular Ubuntu, but I can without X on Linux because no VRAM is used for the OS.
 
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DrMrLordX

Lifer
Apr 27, 2000
21,797
11,143
136
Interesting. I'm pretty sure there's a switch in at least Genoil's miner that can configure how much VRAM is held in reserve for video display. Setting that to 0 should allow the cards to mine under any OS regardless of the presence of a desktop environment. Not that it much matters since the DAG will push them out soon anyway.
 

lienad216

Member
Sep 10, 2016
37
5
11
Interesting. I'm pretty sure there's a switch in at least Genoil's miner that can configure how much VRAM is held in reserve for video display. Setting that to 0 should allow the cards to mine under any OS regardless of the presence of a desktop environment. Not that it much matters since the DAG will push them out soon anyway.

Can't they just pair a set of 2GB cards with a card that has more memory (as a primary for the OS) and circumvent that problem?
 

DrMrLordX

Lifer
Apr 27, 2000
21,797
11,143
136
Can't they just pair a set of 2GB cards with a card that has more memory (as a primary for the OS) and circumvent that problem?

At least under Windows, all the Ethereum miners I've worked with reserve a minimum amount of VRAM for display purposes on all the cards, even those not used for primary display. Some kind of OpenCL foible or . . . whatever.
 

ozzy702

Golden Member
Nov 1, 2011
1,151
530
136
So... long term outlook on eth still good? I'm not happy about the massive tank in price but I'm in it for the long haul so we'll see.

Any new info on POS?
 
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