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Topic: ANTMINER S2 Discussion and Support Thread - page 89. (Read 355730 times)

hero member
Activity: 1372
Merit: 783
better everyday ♥
Wow what a nightmare! 

Sorry dude, hope your Ant still works...
full member
Activity: 254
Merit: 100
Just got my batch4 S2.
Another horror story  Angry
They should have left that strip of foam , they used in batch 2 ...









hero member
Activity: 918
Merit: 1002
Are the duplicate shares not proportionate to the physical numbers of chips on the machine?  We've got 10x the chips as an S1, which I presumed was the cause of the high discard rate.  Am I incorrect?

Unfortunately yes: s1s made in 24 hours 0 duplicated shares, s2s have made an average of 12k duplicated shares Sad

Thanks for the data.  Could the throughput be to blame?  Sheer numbers of calculations requested to hash?

My S2 spits our discards like it's going out of business, and it doesn't bother me too much as the number of accepted shares versus rejects is reasonable.
legendary
Activity: 3766
Merit: 1742
Join the world-leading crypto sportsbook NOW!
Are the duplicate shares not proportionate to the physical numbers of chips on the machine?  We've got 10x the chips as an S1, which I presumed was the cause of the high discard rate.  Am I incorrect?

Unfortunately yes: s1s made in 24 hours 0 duplicated shares, s2s have made an average of 12k duplicated shares Sad
hero member
Activity: 918
Merit: 1002
Compared to the other miners I have in my farm (Bitfury, A1's, S1's), it seems the S2 submits a disproportionate amount of duplicate shares.

Has anyone else noticed this, and aware of possible solutions ? Isolated case ?

Are the duplicate shares not proportionate to the physical numbers of chips on the machine?  We've got 10x the chips as an S1, which I presumed was the cause of the high discard rate.  Am I incorrect?
legendary
Activity: 3766
Merit: 1742
Join the world-leading crypto sportsbook NOW!
Has anyone else noticed this, and aware of possible solutions ? Isolated case ?

I'm using a few s2s on ghash.io, and yes, they are producing an higher rate of duplicated shares, compared to the previus mining situation.
Do you have the latest firmware on your ant?
sr. member
Activity: 826
Merit: 314
GIF by SOCIFI
My S2 batch 2 has been hashing stably since it was delivered in April.
Today I suddenly see the hash rate fluctuate wildly, going down to 300gh then back up to 1100gh and so on.

I'll investigate when I get home. Has anyone seen this behavior?

The same happened to me this last night, dont know why  Sad. I am mining at eligius by the way
legendary
Activity: 1652
Merit: 1067
Christian Antkow
Compared to the other miners I have in my farm (Bitfury, A1's, S1's), it seems the S2 submits a disproportionate amount of duplicate shares.

Has anyone else noticed this, and aware of possible solutions ? Isolated case ?
newbie
Activity: 44
Merit: 0
My S2 batch 2 has been hashing stably since it was delivered in April.
Today I suddenly see the hash rate fluctuate wildly, going down to 300gh then back up to 1100gh and so on.

I'll investigate when I get home. Has anyone seen this behavior?
hero member
Activity: 741
Merit: 514
https://www.bitmain.com
New price for AntMiner S2 1 TH/s Miner Batch 4: 2244 USD each one, shipping cost included.
hero member
Activity: 635
Merit: 500
Sorry can't find the coupon exchange topic.

7 S2 400$ coupon, valid 'till 30.05

7 S1 0.05Btc coupon, valid 'till 29.05.

Give it for free....

I won't buy hardware this month.

Drop PM if interested.

Edit:

Out of S1 coupons.

1st was xoun for 2 coupons.

2nd was klondike_bar with 5 coupons

3rd was Gogreen with 2 coupons. (He had luck, I found 2 more on my girlfriend's account.)  Smiley

So overall no S1, but have 9 S2 coupon for free. Just run with it....  Grin
hero member
Activity: 806
Merit: 507
Trusted Campaign manager
COUPONS FOR SALE !!

5x   Coupon for S1      0.05 price = 0.2BTC
10x Coupon for S2    400 USD price=  4.5BTC


Send PM if interested...



newbie
Activity: 23
Merit: 10
Pack your miners better please. Almost had a ruined miner.


Happily it is mining away at 1 Th/s after an hour. Please please please fix how you ship the S2, because cards shouldn't be sloshing about in transit.

Mine arrived way worse Tongue.. had to RMA at least 3 board .. still waiting for new boards.


Pics please!

Posted it earlier on the forum

http://imgur.com/71XjOAp
hero member
Activity: 741
Merit: 514
https://www.bitmain.com
I received a unit today that all the cards were all over the place. 3 of the connectors were bent and a 4th was ripped off completely.  Also 2 of the fan pins were mangled.  I emailed bitmain and asked for a refund as the unit has no hope of being repaired.

Hi
please PM us your email box.
hero member
Activity: 741
Merit: 514
https://www.bitmain.com
My batch 3 S2 is plagued with problems.

1. Impossible to reboot/shutdown(Hot or cold) without having do SD recovery. (SD recovery never works first time around)
2. 1 blade intermittently gets XXX00XX ---XX--00 in ASIC status
3. 1 blade permanently gets XXX00XX ASIC Status
4. 1 blade after 2 days stops hashing and temperature shows its about 20 degrees cooler.

Asked for repeated RMA but support keeps on ignoring requests or offers troubleshooting solutions that are no longer relevant.  

Pretty pitiful really, I don't how this unit could have passed their Quality Control process.

Hi,
please PM us your email box
sr. member
Activity: 342
Merit: 250
I received a unit today that all the cards were all over the place. 3 of the connectors were bent and a 4th was ripped off completely.  Also 2 of the fan pins were mangled.  I emailed bitmain and asked for a refund as the unit has no hope of being repaired.
newbie
Activity: 13
Merit: 0
My batch 3 S2 is plagued with problems.

1. Impossible to reboot/shutdown(Hot or cold) without having do SD recovery. (SD recovery never works first time around)
2. 1 blade intermittently gets XXX00XX ---XX--00 in ASIC status
3. 1 blade permanently gets XXX00XX ASIC Status
4. 1 blade after 2 days stops hashing and temperature shows its about 20 degrees cooler.

Asked for repeated RMA but support keeps on ignoring requests or offers troubleshooting solutions that are no longer relevant.  

Pretty pitiful really, I don't how this unit could have passed their Quality Control process.
hero member
Activity: 674
Merit: 500
I have two S1 coupons and two S2 coupons

I'm selling the S1 coupons for .015 BTC and the S2 coupons for .025 BTC

Send PM if interested, I check PM's several times a day  Smiley
hero member
Activity: 728
Merit: 500
Pack your miners better please. Almost had a ruined miner.


Happily it is mining away at 1 Th/s after an hour. Please please please fix how you ship the S2, because cards shouldn't be sloshing about in transit.

Mine arrived way worse Tongue.. had to RMA at least 3 board .. still waiting for new boards.


Pics please!
newbie
Activity: 23
Merit: 10
Pack your miners better please. Almost had a ruined miner.


Happily it is mining away at 1 Th/s after an hour. Please please please fix how you ship the S2, because cards shouldn't be sloshing about in transit.

Mine arrived way worse Tongue.. had to RMA at least 3 board .. still waiting for new boards.
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