Ethereum GPU mining?

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suklee

Diamond Member
Oct 9, 1999
4,575
10
81
Did anyone else on Ethermine have their hashrates go to zero on the website dashboard just now? I assume it's just a website glitch as my rigs are still hashing.

Edit: NM back to normal now
 
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n0x1ous

Platinum Member
Sep 9, 2010
2,574
252
126
So I am running into some instability on my 6 x rx480 system. Runs fine for a few days then claymore crashes. sometimes I can just restart claymore and it goes fine again for a few days, other times it bsod's with bsod viewer referencing direct x graphics kernel as the fault. thoughts?
 

Yakk

Golden Member
May 28, 2016
1,574
275
81
So I am running into some instability on my 6 x rx480 system. Runs fine for a few days then claymore crashes. sometimes I can just restart claymore and it goes fine again for a few days, other times it bsod's with bsod viewer referencing direct x graphics kernel as the fault. thoughts?

I had that on a couple rigs, after much tweaking I found I had to increase my power settings on a few cards which I'd apparently reduced too much. They appeared stable, but long term made random crashes every few days and sometimes I had trouble restarting.

Since increasing a tiny amount of power everything has been stable again.
 
Reactions: n0x1ous

suklee

Diamond Member
Oct 9, 1999
4,575
10
81
Man down! I've lost another card in a second rig... stuck at 300MHz for a grand total of 4.224 Mh/s

 

codyray10

Senior member
Apr 14, 2008
854
4
81
Did anyone else on Ethermine have their hashrates go to zero on the website dashboard just now? I assume it's just a website glitch as my rigs are still hashing.

Edit: NM back to normal now

I came here to ask the same thing. Mine still seems to be reporting weird. I've got 2 workers going currently for a total of 84 Mh/s. However, ethermine site reports both workers have 0 reported hashrate and both also showing 2-3 Mh/s current effective. What the heck is going on?

Edit: Checked again almost 2 hours after initial post. My dashboard does not appear to be updating at all.
 
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poofyhairguy

Lifer
Nov 20, 2005
14,612
318
126
My current Ethereum theory is I expect (hope) that sometime in December the 2GB cards won't be able to mine anymore, and because of that we get a lull in difficulty.

I have to admit the ETC lull was nice there for a while.
 
Reactions: Feld

DrMrLordX

Lifer
Apr 27, 2000
22,603
12,505
136
Yawn. If I had a $1 for every time someone predicted the death of Bitcoin (and now ETH) I'd be a millionaire.

https://www.cryptocoinsnews.com/ethereums-price-rises-as-dao-theft-reaches-conclusion/

Just sayin.

ElFenix I'm not sure what to make of Polaris 10 ASIC quality. All the rules of ASIC quality that seemed to apply for Hawaii have . . . changed? I'm a little confused by all of it. Though I will say, if you have a low-quality ASIC on Polaris 10, it may well be that the high leakage is allowing low voltage operation which is pretty consistent with some of the low-quality Hawaii cards I've seen.
 

Hitman928

Diamond Member
Apr 15, 2012
6,639
12,224
136
So, core of this thing is an undervolted champ, running just peachy at 1000 MHz @ 0.8 V. ram, not so much. Hard crashed at 2180 MHz@ 1 V, artifacting at 2150 MHz @ 0.965 V.

Per GPU-Z this chip is garbage, bring better than only 7% of samples. Maybe that translates to terrible overclocking but the opposite when you underclock.

You can't set the core voltage lower than the memory voltage. The "memory voltage" is actually the memory controller voltage and is probably regulated off of the core voltage. You can set the core voltage as low as you want, but if you set it lower than the memory voltage, it will apply the memory voltage to the core as well. So if you have it set to 800 mV on the core states and 965 mV on the memory, you're actually at 965 mV on the core and memory. They really need to create a Wattman tutorial as there's a lot of little things like this that have no explanation or even indication of what is actually being adjusted.
 
Reactions: ElFenix

Hitman928

Diamond Member
Apr 15, 2012
6,639
12,224
136
It makes sense from a hardware perspective, but they really need to have an info bubble or something to explain this in Wattman.
 

codyray10

Senior member
Apr 14, 2008
854
4
81
I came here to ask the same thing. Mine still seems to be reporting weird. I've got 2 workers going currently for a total of 84 Mh/s. However, ethermine site reports both workers have 0 reported hashrate and both also showing 2-3 Mh/s current effective. What the heck is going on?

Edit: Checked again almost 2 hours after initial post. My dashboard does not appear to be updating at all.

Soo is no one else experiencing this on their ethermine dashboard? Nothing has changed on my page all day. Anything to worry about?
 

poofyhairguy

Lifer
Nov 20, 2005
14,612
318
126
Soo is no one else experiencing this on their ethermine dashboard? Nothing has changed on my page all day. Anything to worry about?

Mine had a hickup around the time of your original post and then went back to normal about an hour later.
 

ElFenix

Elite Member
Super Moderator
Mar 20, 2000
102,390
8,547
126
You can't set the core voltage lower than the memory voltage. The "memory voltage" is actually the memory controller voltage and is probably regulated off of the core voltage. You can set the core voltage as low as you want, but if you set it lower than the memory voltage, it will apply the memory voltage to the core as well. So if you have it set to 800 mV on the core states and 965 mV on the memory, you're actually at 965 mV on the core and memory. They really need to create a Wattman tutorial as there's a lot of little things like this that have no explanation or even indication of what is actually being adjusted.
does that mean that the state 2 voltage of .818 is overridden to be 1 volt when you turn on voltage control (and leave it at default)?
 

Hitman928

Diamond Member
Apr 15, 2012
6,639
12,224
136
I don't know the break down of each state, but I'm sure the "memory voltage" will adjust between some of the states within the bios as well.
 

codyray10

Senior member
Apr 14, 2008
854
4
81
Mine had a hickup around the time of your original post and then went back to normal about an hour later.

Turns out both my rigs rebooted today, some time after 8am. That explains the page not updating lol. There was definitely some blip of some kind on their site this morning though, I checked both rigs and they were mining, but the dash wasnt displaying the correct stats. I assumed they were still running throughout the day because the dash still showed 2 active workers. Weird.
 

IEC

Elite Member
Super Moderator
Jun 10, 2004
14,587
6,039
136
So for my latest mining rig I am having issues with black screening as soon as I install Crimson 16.7.2 or higher on Windows 10 Anniversary. Has anyone run into this, and what was your resolution to the issue (if any)?

I'm stumped. Reinstalled and re-patched Win10 using a R9 290 and got the same black screen.

Win 10 UEFI - updated to Anniversary build
Asrock H170A-X1
Skylake G4400
16GB DDR4-2400
XFX RS 480 or Powercolor R9 290 PCS+ (neither works past driver install)
DVI output

I suppose it could be a motherboard issue or hardware incompatibility. May try flashing mobo BIOS.
 

suklee

Diamond Member
Oct 9, 1999
4,575
10
81

So on one rig this problem somehow fixed itself after I plugged in a monitor, no idea why. However I'm sure it will come back just as randomly.

On another rig the problem surfaces even if I add the cards slowly 1 by 1 - and it's not limited to any one card as far as I can tell.
 

DrMrLordX

Lifer
Apr 27, 2000
22,603
12,505
136
So for my latest mining rig I am having issues with black screening as soon as I install Crimson 16.7.2 or higher on Windows 10 Anniversary.

The most recent driver I've used is the one pushed out with Win10 preview 14905 (16.6) but I have not had any such problems with that driver. It sounds to me like your system is getting stuck during detection/initialization of the card. Have you tried the same rig under Linux or some other version of Windows?
 

DrMrLordX

Lifer
Apr 27, 2000
22,603
12,505
136
Look, don't take this the wrong way, but I think Ethereum mining is not going to be net profitable for people getting into it right now unless you can use the hardware for something else (which you can, mining Monero might be profitable as well).

I use nanopool, but most folks around here seem to prefer ethermine.
 

Madpacket

Platinum Member
Nov 15, 2005
2,068
326
126
I'm looking to separate my mined Ether between different locations, so I need a new ether address.

Do I want to create a new "Account" or a new "Wallet Contract"? I'm just as confused about this as ever (even asked about this before)

You want to create a new account but a hardware wallet is probably what you should be aiming for. I picked up a Ledger Nano S and it's pretty darn good. Allows you to generate keys to store BTC, ETH, and even ETC.

Much safter then storing your private keys on a internet connected PC.

https://www.ledgerwallet.com/products/12-ledger-nano-s
 
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Madpacket

Platinum Member
Nov 15, 2005
2,068
326
126
Look, don't take this the wrong way, but I think Ethereum mining is not going to be net profitable for people getting into it right now unless you can use the hardware for something else (which you can, mining Monero might be profitable as well).

I use nanopool, but most folks around here seem to prefer ethermine.

Although I generally give the same advice today the price of ether is in line for a new ATH. If or when the price doubles all of a sudden that hardware investment doesn't look so bad.

Etherum development is continuing to gain momentum and I really don't see it slowing down anytime soon. The price should be interesting to watch over the next two weeks with the Shanghai / Toronto conferences.
 

IEC

Elite Member
Super Moderator
Jun 10, 2004
14,587
6,039
136
The most recent driver I've used is the one pushed out with Win10 preview 14905 (16.6) but I have not had any such problems with that driver. It sounds to me like your system is getting stuck during detection/initialization of the card. Have you tried the same rig under Linux or some other version of Windows?

Tried Windows 7 (UEFI) as well as two different versions of Windows 10, and several different Crimson driver versions. I'm going to try some more in-depth isolation testing this evening, and depending on how that turns out maybe give a Linux distribution a go.
 

Madpacket

Platinum Member
Nov 15, 2005
2,068
326
126
I'm thinking on mining ETC since it's more profitable right now. What pools do u guys recommend?

Sorry can't help here. This is mostly an Ethereum thread. What I can recommend is unless you're mining and selling within a very short period of time you're probably better off mining the coin you think will have greater long term potential.
 

Madpacket

Platinum Member
Nov 15, 2005
2,068
326
126
Tried Windows 7 (UEFI) as well as two different versions of Windows 10, and several different Crimson driver versions. I'm going to try some more in-depth isolation testing this evening, and depending on how that turns out maybe give a Linux distribution a go.

Disable UEFI and try again. Stick with Windows 10 if you want proper voltage control's (unless this has been fixed in Linux?)
 
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