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81  Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore's Dual Ethereum AMD+NVIDIA GPU Miner v9.3 (Windows/Linux) on: May 22, 2017, 10:40:43 AM
Nice. You definitely have a lot of time to spare... Wish I did, too

The question still stands: Has anyone else experienced this?
@Claymore: Do you need any more info to check this?

only while running windows with sub par memory specs (2gig ram)

you may possibly have run into a system compatibility issue? i would take your dmesg and any logged system errors to the amdgpu-pro mailing list.

possibly also consider using the pure open source driver stack individually instead of the entire amdgpu-pro package if you are up for that kind of thing.

good luck!
82  Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore's Dual Ethereum AMD+NVIDIA GPU Miner v9.3 (Windows/Linux) on: May 22, 2017, 06:30:04 AM
oh. you're probably right. my bad Smiley
83  Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore's Dual Ethereum AMD+NVIDIA GPU Miner v9.3 (Windows/Linux) on: May 22, 2017, 06:12:58 AM
The miner progressively shows/detects less and less memory for detected GPUs
When the miner starts it shows 8148 MB for each card, and it goes all the way down to 1000 MB per card. This can happen in an hour or in 12 hours. Stopping and restarting the miner fixes the problem.

OS: Ubuntu 16.04.1
AMD drivers: 16.30
All cards are ASUS ROG STRIX-RX480-8G-GAMING

Has anyone else experienced this?
@Claymore: Could it be that you are not releasing GPU memory between internal miner restarts?


Memleak when it fucks up. Then it restarts itself to hog more memory with the second copy of the DAG.

yes, definitely sounds like a memory leak to me.

grab some paper towels and check your motherboard/ram slots particularly, hopefully its not so bad that you are leaking underneath the rig too.

once i had stacked a couple rigs, like bunk beds you know.. so i could utilize the same 24" box fan for 14 gpu's.. and the top rig memory leaked all over the rig underneath it.. huge mess.

who would have thought all that fluid fits in such small semiconductors?

man i wish ram just ran on smoke like cpu's do..
84  Alternate cryptocurrencies / Mining (Altcoins) / Re: AMD Rebrand - RX570 / RX580 - Official Thread on: May 16, 2017, 11:24:38 PM
Received 2*570 Gigabyte Gaming 4G.
Testing one.
Hynix memory.
Using strap 1500.
@1125/2050 950mv = 29.6MHs ETH
Stable since ~12h.
Good Cool

Working on voltage ...

Which driver version works with modified bios ?
Tried 17.4.3 but it needs patch too ...

please post the temps and fanspeed with room ambient temperatures.. wonder if this gimmicky backplate does the aorus any good.
85  Alternate cryptocurrencies / Mining (Altcoins) / Re: Claymore dont work good i need fast help on: May 14, 2017, 01:32:39 PM
this is a SYSTEM ram issue as alluded to before

with 2g system ram you may mine for 24h or so but after things "settle" and programs are installed to run in memory, your mining software will eventually be unable to start and crash out with an ocl error.

upgrade to 4 gigabytes of system memory or switch to linux.
86  Alternate cryptocurrencies / Mining (Altcoins) / Re: Road to RX 570/580 7 GPU MINING RIG on: May 12, 2017, 01:54:00 PM
Ok fellas, first of all huge thanks to all for the dedication and effort to get this working!

My Z170A Gaming Pro Carbon now perfectly recognises 7x RX 570 GPUs.

However..
Claymore doesn't.
It sees them alright, but errors out. "openCL error -4 (0) - Cannot create DAG on gpu.

It keeps restarting.

Any ideas appreciated!

run linux, it handles these things better.
Actually, I increased virtual memory to 16400 MB and this solved that.

Amazing. 7 GPUs mining on 1 MSI Z170A Gaming Pro Carbon mobo CONFIRMED!

This community is worth gold... I mean... Bitcoin. Worth more than gold.


i like to think of it as being capable of printing legitimate apple stock for 30 cents on the dollar, back in 2000..

about some time after their second stock split.



87  Alternate cryptocurrencies / Mining (Altcoins) / Re: Road to RX 570/580 7 GPU MINING RIG on: May 12, 2017, 12:55:41 PM
Ok fellas, first of all huge thanks to all for the dedication and effort to get this working!

My Z170A Gaming Pro Carbon now perfectly recognises 7x RX 570 GPUs.

However..
Claymore doesn't.
It sees them alright, but errors out. "openCL error -4 (0) - Cannot create DAG on gpu.

It keeps restarting.

Any ideas appreciated!

run linux, it handles these things better.
88  Alternate cryptocurrencies / Mining (Altcoins) / Re: RX570 Gigabyte on: May 11, 2017, 03:06:51 PM
aorus has the most elaborate hardware.. backplate with relief for the back of the compute unit.. but it's not clocked as high as some of the other cards that are the generic release.

i kind of expected more considering the aorus is a step up from the gaming.
89  Alternate cryptocurrencies / Mining (Altcoins) / Re: RX570 Gigabyte on: May 10, 2017, 01:08:07 PM
I used the popular custom elpida strap.

which one?

guys if you are unable to mod and strap your own bios at least learn to search.

helping the community is one thing, enabling poor form is another.
90  Bitcoin / Bitcoin Discussion / Re: I am pretty confident we are the new wealthy elite, gentlemen. on: May 09, 2017, 07:56:11 PM
also, never sell more than 2/3 at one time.. college smarts.
91  Alternate cryptocurrencies / Mining (Altcoins) / Re: Proof of Staking Coins never returned after being staked out? .05 BTC Bounty! on: May 06, 2017, 04:09:06 PM
pm'd. good to hear it worked out. did you get all the coins you expected?

rep this guy followed through.
92  Alternate cryptocurrencies / Mining (Altcoins) / Re: Proof of Staking Coins never returned after being staked out? .05 BTC Bounty! on: May 03, 2017, 11:17:22 AM
you are going to want to back up your wallet.dat and remove all traces of your old wallet.

then reinstall a completely new wallet and replace the saved wallet.dat before you fire it up for the first time.

some old pos implementations were really buggy and i have had to do this with many coins in the past.

sometimes even had to completely resync with a new/fresh wallet.dat and import keys from all addresses in the old wallet.

let me know if you need help getting all the old address privkeys, hopefully it wont come to that it's pretty time consuming.
93  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ZEC] ZCASH - All coins are created equal. Discussion Thread (Unofficial) on: May 03, 2017, 11:12:23 AM
anyone else getting payments delayed due to this code that is being exploited in the mined blocks?

https://github.com/zcash/zcash/issues/2333
94  Economy / Service Announcements / Re: [ANN] NiceHash.com - sell & buy hash rate cloud mining service / multipool on: April 18, 2017, 02:20:38 AM
We have identified a large botnet mining on Lyra2REv2. We have already blocked (all) BTC payment addresses and are now in process of blocking IP addresses as well.

WARNING to all botnet owners: Do not mine at NiceHash. We will detect your activity and we will block your payment, your IPs and report your activity to authorities.

if you have ip's in a file anyways i would go ahead and take action to notify the users.

maybe not the isp but see if a service is open on the ip's port and send a notification accordingly.

it would help discover if some unscrupulous devs are putting malicious hardware into software associated with crypto here.
95  Alternate cryptocurrencies / Mining (Altcoins) / Re: Nicehash Miner Genral Question - Noob on: April 18, 2017, 02:14:46 AM
getting more/less shares accepted is not indicative of better or worse performance (seeing more of one color than the other)

this is because each pool (for the most part) uses vardiff which adjusts the diff of a share needed to be solved for a successful relay to the stratum server and be counted toward your hash rate tally.

this is how things are generally balanced out where a single gpu owner submits shares at the same pace as someone that just got the latest asic hardware from bitmain.

you can specify independent ports to bypass this if your pool offers it but at your stage at mining i'd avoid it.

cooler temperatures are better so theres no issue there. sometimes at hotter temps a gpu throttles back and hashrate is sacrificed.

constantly reinstalling drivers has been known to be detrimental to performance when not properly removed each time.

i'd try a fresh format and reinstall of your OS and go from there.

also if you're going to stick to nicehash learn about how it works more.. if you're going to mine ethereum it might be better to mine it outright on like f2pool for a paid per share basis which is more consistent payout wise and then u can sell it for bitcoin when the price rises, possibly buy some back as the market dips.

once you get things working right i think you will enjoy it more.. good luck

96  Alternate cryptocurrencies / Altcoin Discussion / Re: What's the next "BIG THING" in the altcoin world on: April 18, 2017, 01:45:21 AM
none of the above. what is that garbage..

i think the last important altcoin development was in pascalcoin.. things have kind of gone south since in that camp tho.

in the future what we could use is something that can either prove a singular identity and distribute a share of the network accordingly, and/or prevent pool mining with the centralization and profiteering that comes along with it.
97  Alternate cryptocurrencies / Mining (Altcoins) / Re: HD7990 Lost 1 GPU on: April 18, 2017, 01:39:17 AM
i know the terminology is muddy since nvidia coined the term "gpu" with their geforce 256 back in '99.. but these days it's generally agreed that the gpu is the entire card.

i have always specified the chip in question as the shading or compute unit and that is what the 7990 has two of (where the heatsink makes direct contact with to draw heat away) and is the issue in this case.

if you're comfortable with the possibility of losing the card altogether trying to fix the faulty compute unit you can try to reflow it in a toaster oven.. this will renew the solder connections and has been known to revive dead cards.

look up "bake gpu oven" for details, i also have a write up in a thread titled "repair old gpu's" or something where i go in to some detail.

i think one should avoid calling this die on the gpu a "gpu" in itself.. although its the heart of the video card and a "cpu" is correctly the equivalent in any computer system.. whenever i hear it referred to as a gpu i think of ignorant sales people referring to computer towers and cases as "hard drives"

good luck with your cards.
98  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ZEC] ZCASH - All coins are created equal. Discussion Thread (Unofficial) on: March 18, 2017, 04:42:19 PM
looks like you're not the only one.. zec one of the few coins actually thriving in this bear market.

with all its shortcoming, zec still seems to be much more viable than any of the competitors in this sector.
99  Alternate cryptocurrencies / Mining (Altcoins) / Re: Burned PCIe to PSU connector on: March 18, 2017, 04:10:39 PM
ive taken to pointing my ir temp gun at pcie and psu connectors every couple weeks or so for the last year, ever since i had a seasonic 750 psu melt its pcie connectors on the psu side (seasonic had a bad run of cables a few years ago when i bought it).

i remember taking needle nose pliers to some female molex connectors years ago as they would loosen up on some connectors.

i have a tube of no ox that i use for flashlights and my r/c cars. havent used it on computers yet but its a good idea.

sweeping with a laser pointing ir gun is good practice now and again.. but i see and raise the concept with using an entire camera.



these solutions are pretty inexpensive as a stand alone product and can save your time in spades with just a short glance of the screen.

CAT came out with an inexpensive cell phone a year or so back that includes this option.. personally i like the seek thermal solution for android or iphone.
100  Alternate cryptocurrencies / Mining (Altcoins) / Re: Burned PCIe to PSU connector on: March 18, 2017, 02:44:35 PM
Hi,

i just noticed a failed card (280x) wasnt dead but rather the PCIe to PSU connector was burned and i wasnt able to pull it out, the plastic has molten with the socket it seems.

the PSU in question is a Enermax 1000W ECO, this PCIe Connector was attached solely to that 280x, my question is: how is this possible? the card doesnt draw that much power and the cables seemed thick enough to handle a 280x

what were you clocking the card at?

I used to do a lot of grounding work and always had these large bus bars where soft aluminum connectors that I crimped myself were bolted to the copper surface.. it was *highly* recommended to use no-ox of some sort to prevent the buildup of any barrier that inhibits conductivity between the surfaces.



since I had an r9 290 plug melt down on me I picked up the habit of using this no-ox after taking a scotch brite pad the connections and have had zero issues since.

it's an exponentially more vital practice between two uncommon mating surfaces like aluminum to copper vs copper to copper.

as for the life of a connector clicking on/off cards, i would believe 20 cycles is a fair number.. but with some needle nose pliers and a bit of common sense you could reset that number and tighten up the clearances on the soft female connectors quite easily.
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