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3001  Bitcoin / Mining speculation / Re: It is 2020 time for a new diff thread. on: January 02, 2021, 07:18:14 PM
... looks I'm nailing the opposite with quite the accuracy.

Looks like we are on the same boat for this epoch.  Grin

You could blame a bit of the growth on other sha256 coins but looking at bcash it has barely 1.5 exa, all its hashrate wouldn't be able to move the diff more than 1%...

I calculated the hashrate migration earlier on, looked into all SHA256 coins, and it seems like a little over 1EH migrated from those coins into BTC this epoch, so you are right, it's hardly 1%, but keep in mind 1EH is a truck full gears.

As it stands right now.

Current Pace:   109.9014%  (917 / 834.38 expected, 82.62 ahead)
Previous Difficulty:   18670168558399.59
Current Difficulty:   18599593048299.49
Next Difficulty:   between 19858852719174 and 20444111712954
Next Difficulty Change:   between +6.7704% and +9.9170%
Previous Retarget:   last Monday at 2:01 AM  (-0.3780%)
Next Retarget (earliest):   January 9, 2021 at 7:44 PM  (in 6d 22h 39m 52s)
Next Retarget (latest):   January 10, 2021 at 4:44 AM  (in 7d 7h 39m 37s)
Projected Epoch Length:   between 12d 17h 43m 42s and 13d 2h 43m 28s

The current pace is 9.9% which just double what I initially predicted, Grin. still, however, many things can happen in 7 days, and with bitcoin price at 33k, anything can happen.
3002  Bitcoin / Mining support / Re: T17/S17 malfunction: cases, solutions, remedies, RMA history on: January 02, 2021, 05:19:13 PM
2021-01-02 16:33:31 driver-btm-api.c:942:check_asic_number: Chain 1 only find 40 asic, will power off hash board 1

This is the problem, Chain 1 shows only 40 asic when it's supposed to signal 48 chips, so there seem to be an issue with the 40th or 41th chip, usually, with these 17 series mining gears it's a loose heatsink that needs soldering.

With that being said, where is your chain 0 and chain 2, does this miner run with only 1 hashboard?
3003  Local / العربية (Arabic) / Re: مسابقة Chipmixer 7 on: January 02, 2021, 01:26:40 PM
اعتقد ان جزء من المشكلة هوا وجود تصادم او تكرار في المحاولات بين الاعضاء, في اعتقادي ان الاغلبية يبد التجربة من ال 0 ويتجه تصاعديا ولهدا السبب لم نستفيد من تعدد المشاركين, لقد شرحت في منشور سابق عن مايعرف ب ExtraNonce وكيف تقوم الاحواض بتجنب تكرار نفس الارقام بين الماينرز, اعتقد انه ماكان يجب فعله من الاول هوا استعمال ال ExtraNonce حتى في هده المسابقة حيت يقوم كل مشترك باضافة اسمه في المنتدى الى الهاش مثلا الهاش الاخير بعد اضافة الرقم العشوائي من قبلي كان

Code:
0001617ff27275716944127faf4fc7a506bd8be6885c4dc2462022d46c5bee8aaa

يعني اقوم انا بالبحث عن هدا الهاش + اسم المستخدم الخاص بي والنتيجة تكون

Code:
0001617ff27275716944127faf4fc7a506bd8be6885c4dc2462022d46c5bee8aaamikeywith

مثلا الاخ خالد سيكون هاشه بهده الطريقة

Code:
0001617ff27275716944127faf4fc7a506bd8be6885c4dc2462022d46c5bee8aaakhaled0111

بهده الطريقة نكون على يقين ان محاولات خالد ومحوالاتي لن تتكرر مهما حدث, يجب ان نتذكر ان المهم هوا عدد المحاولات ولايجب ان تكون تصاعديا, يعني فرصة ان تكون الاجابة بين رقم 0 و 10 هي نفسها في اي عشرة محاولات اخرى يعني حتى لو قمت بالظعط العشوائي على ازرار الكيبورد سوف تحصل على نفسة النتيجة, فقط تأكد من عدم تكرار نفس الادخال.


هل الامر واضح, ان كان كذلك ارجو اخباري كي اقوم بتعديل الصعوبة واعطائكم هاش جديد لنبداء به.
3004  Bitcoin / Development & Technical Discussion / Re: Lightning doesn´t solve the scaling problem on: January 01, 2021, 08:23:00 PM
With that being said, not all "poor" people will want to run a bitcoin node since even the current 300GB and the 1MB size is way too huge for them, but when we make suggestions of increasing block size to 16MB or lift the cap altogether, we have to evaluate the technology capabilities worldwide and not just within 5-10 developed countries, just my 2 bytes on the subject.

My mechanic likes to say "you can pay me now, or you can pay me later, either way to fix the problem I am getting paid."

If we increase the block size then yes, running a node will be more money as you will need more drive space and more ram. (pay me now)

If we just use sidechains, (lightning, liquid, etc.) then the data size is still there BUT it's just in another database.
And you have the added complexity of running another app / database / whatever. (pay me later)

And if you and I are not connected that way (I am using lightning you are using liquid) then we are back to settling on the main chain.

It's not that any particular way is inherently better or worse, it's just that there is not a one size fits all solution so they all have their give and take.

-Dave


I don't think I can agree with this analogy, you see, your mechanic makes sense, if your car has a problem - it must be fixed, you can't ignore it, and delying it can only cause more harm, even if you were to sell the car without fixing it, it will be worth its price minus the fix.

On the other hand, the block size isn't really a problem, and even if it was a problem then delaying the fix works, in other words, the longer we stick to 1MB the less the size can get, and then eventually, the equipment needed to run a full node will become cheaper as we move forward, and the internet technology is going to improve (regardless of how fast that may happen).

Now back to why do I think the block size isn't a problem, people are still using bitcoin, they have not abandoned it, bitcoin still works just fine and has more transactions than most other coins combined.

What's even more important than all of this, is what do you expect from increasing the block size? most people I discussed this matter with think that when bitcoin becomes cheaper to transact, more people will use it, and adoption will go to the moon, but I don't see that happening for a few reasons.

1- Other coins with instant confirmation and almost zero fees are not being accepted everywhere and don't have a fraction of bitcoin adoption.
2- The main layer isn't suitable for micropayments and every day's transactions,  you are always subject to wait for hours until your transaction is confirmed, and if confirmation isn't important then people can still do with 1MB blocksize and pay the lowest fees possible.

There are many other reasons why blockchain as-is isn't fit to do the kind of things some people expect, increasing the block size could "solve" some "issues" but it can create worse issues.



3005  Local / العربية (Arabic) / Re: مسابقة Chipmixer 7 on: January 01, 2021, 03:21:14 PM
يبدو ان صعوبة 0000 اكثر من قدرة المشتركين, كما ذكرت فأن متوسط المحاولات المطلوبة للحصول على 0000 هوا 65,536 , حسب تجربتي لحل الهاش يدوي اعتقد ان 3 هاشات في الثانية هوا معدل معقول جدا, يعني انه بالمجمل نحتاج الى 21,845 ثانية او 365 دقيقة او 6 ساعات لحل البلوك, لو كان هناك 6 اعضاء يتنافسون لحل هدا البلوك فسوف يكون متوسط زمن هدا البلوك هوا ساعة واحدة نظرا لان سرتعهم ستكون 18 هاش في الثانية.

وبكن يبدو انه لايوجد 6 اعضاء يحاولون حل هدا البلوك, وربما يكون شخص واحد يحاول ولم يجد الحل حتى الان, لذلك ماهو اقتراحكم هل نعيد الصعوبة الى 000 او 00؟ اما ماذا؟
3006  Bitcoin / Development & Technical Discussion / Re: Lightning doesn´t solve the scaling problem on: January 01, 2021, 02:52:28 PM
It's naive question, but how limited is the monthly quota? 100GB? 10GB? or just 1GB?

It depends on what you can afford, but I'd say the average packages that the average can buy would be anywhere between 20GB to 30GB monthly quota and at a download speed of 1-2 Mbps and an upload of 0.2-0.4 Mbps.

Due to the nature of my job I can afford a 5Mbps up and 1Mbps down with above 100GB of quota and free download at certain periods, but I pay a little bit more than 20% of the average salary for a nurse, school teacher, or a police officers, but eventually when this package doesn't make economical sense (if I lose my job Shocked), I will have to go back to those limited and slow packages.

And if you think that is bad, I have seen worse elsewhere. Embarrassed


All you need after that is a micoSD card so for under $200 you have a fulling running node.

There are at least a few countries where the average wage is below $50 a month, there are a few tens of other countries with monthly wages of below $200 and perhaps only 50 countries or so with wages of above $500 a month, so $200 is a lot of money for the majority of people given that most populated countries have low wages, it has been a while since I looked at the numbers but I can safely bet that at least 8 out of 10 human beings on this planet earth have wages that are below $300.

This isn't exactly bitcoin-related, but the majority of wealth sits in the hands of a minority of other people who are mainly located in EU and USA, it is just the way it is, and for those who can afford a full node with 5-10 hours of a moderate job, I do understand if you find it difficult to believe that others have to work for 2-3 months to afford an SSD that can accumulate the current blockchain size, and as hard as it is now, it will only get worse when the blocksize is increased.

With that being said, not all "poor" people will want to run a bitcoin node since even the current 300GB and the 1MB size is way too huge for them, but when we make suggestions of increasing block size to 16MB or lift the cap altogether, we have to evaluate the technology capabilities worldwide and not just within 5-10 developed countries, just my 2 bytes on the subject.


3007  Bitcoin / Development & Technical Discussion / Re: Lightning doesn´t solve the scaling problem on: January 01, 2021, 12:56:18 AM
So we raise the block size to 8mb and then what do we do whenever that isn't enough? I am not against reducing or limiting the scaling problem by increasing block size but it doesn't really solve anything, no matter what you do, you can never beat the ordinary system in terms of speed and cost, blockchain is slow and expensive, this isn't exactly an issue it's more like some of its main characteristics, Paypal payments that are done on one server or a few at most will always outperform blockchain at its main layer, this isn't my opinion it's just how things are, saving a transaction on tens of thousands of computers isn't suppose to be faster and cheaper than visa or PayPal.


The second point which I feel the need to explain since you mentioned that you are from Germany which also goes to folks in the U.S and the other first-world countries, the internet is decades behind in most other places, where I live even with the current block size only a few people can run a full node or directly mine to their own node, 1MB of bandwidth is a big deal here, it's hard to believe because you just pay a fraction of your salary for a 100mbps or even 500mbps connection with unlimited quota, but elsewhere, you can hardly get a 1mbps line with very limited monthly quota, as it stands now, I can't even propagate a 1MB block in a timely manner. By increasing the block size you simply send many players out of the game.

Another point is the fact that your transaction will be saved on tens of thousands of computers and it would take years and billions of dollars to re-do the blockchain, it really has to come at a cost, getting your transaction on the blockchain is more secured than saving your money in the safety deposit boxes at your local bank, it is worth a lot, and someone has got to pay for it,  and at the end of the day, why would you want your 1$ transaction to be saved on the main layer?

One last thing, let's assume we solved the issue of block size, what about confirmation time? say the transaction fee is zero due to unlimited block size, will you be able to pay for coffee when relying only on the main layer? will the shop wait for 10 or 20 minutes until the transaction is confrimed before serving you coffee?
3008  Local / منصات التبادل / Re: نظرة على تحركات العملات الرقمية on: December 31, 2020, 11:34:39 PM
موضوع جيد وان مهتم بالتحليل الفني للعملات, ولكن كنت اتمنى ان تقوم بارفاق صور للتشارت كل تحليل تقوم به, الصور ابلغ من الكلام والشرح بدون صور فيما يتعلق بالتحليل الفني من الصعب فهمه جيدا, اتمنى ان تحذو حذو الاخ rep في موضوعه المشابه لموضوعك https://bitcointalk.org/index.php?topic=5115701.180.

بالتوفيق.
3009  Bitcoin / Mining software (miners) / Re: Asic.to Firmware S17+ 95th/s • T17+ 80th/s T17 40w/t • S17/T17 on over 200k Asic on: December 31, 2020, 10:54:16 PM
Here is the name of the file they sent to me.

T17+/FT-B整机测试刷机SD卡母片

When I upload it, there is some large red-print that says "test Firmware".

Almost all control boards of the 17/19 series that are bought separately from Bitmain (not with a mining gear) come with a firmware that says "Test Firmware" in bold red, which allows you to flash any other firmware, but the version they sent you could be a different one and it might be useful to some devs like thierry4wd and Marc, so could you please upload it and paste the link here?
3010  Bitcoin / Mining support / Re: S17 pro weird temperature differences between chips and pcbs on: December 31, 2020, 09:30:58 PM
The temps look fine to me as well, the fans seem to be spinning at about 50%, so unless it's freezing cold where you live - then all good.

Here is a sample of one of the S17 pros I have



Fans are set to 90% and ambient temperature is between 10-15c.
3011  Bitcoin / Mining speculation / Re: It is 2020 time for a new diff thread. on: December 31, 2020, 08:51:14 PM
12.3% isn't realistic by any means, I doubt these numbers can be sustainable for the remaining 8-9 days of this epoch, the average hashrate for the past epoch was 133, so 12% of that is 16EH, how is it possible that a whooping 16EH came online now and not 10 days ago? but well, btc mining is crazy so you may never know!

With that being said, I still believe that we won't go past 5% by much, maybe 6-7% in the worst-case scenario, but not 12% or more, the reason why I tend to make my predictions a bit more flexible is that fact that BTC dominance is going higher and thus hashrate from other coins is migrating to bitcoin right now, so all the new hashrate we see now isn't exactly fresh hashrate, a good portion of it was already there, and when those other Sha256 coins start picking up, that hashrate will go back.
3012  Bitcoin / Mining support / Re: Which tools and materials are required to glue back a detached heatsink on S17? on: December 31, 2020, 02:30:54 AM
thank you, this is very helpful.
Does ZEUSBTC ship to USA?

I don't see why they wouldn't, IIRC someone from the U.S said they ordered something from them, you can also check on Aliexpress, i believe it is the same product but a bit more expensive on Zeusbtc, but they have a good reputation and I have personally traded a lot with Kevin from Zeusbtc.
3013  Bitcoin / Mining software (miners) / Re: Asic.to Firmware S17+ 95th/s • T17+ 80th/s T17 40w/t • S17/T17 on over 200k Asic on: December 31, 2020, 12:06:39 AM
so it is no longer possible to go back because bitmain has totally locked flashing by sd card in their firmware 19 ... probably to avoid secondary firmware lol

Then what was all that about

They emailed me some master reset/Test Firmware that I have been trying and still are having the issue.

I do understand that Bitmain support is terrible, but this basic information that they should know, no? I would like to see what's in the master reset firmware they sent and if it's any different from that default-test firmware that comes with the separately purchased control board, jimjam123 can you upload the firmware they sent you?
3014  Economy / Service Discussion / Re: whatsminer.net any experience? on: December 30, 2020, 10:50:00 PM
Not sure what's the point of continuing to discuss this matter, https://whatsminer.net/ is an official distributor for MicroBT, both have been in business for years and sold tens of thousands of mining gears, those who are not in the mining industry might have not heard about them, but they are the second-largest mining gear manufacturer after bitmain.

unfortunately all miners at microbt are sold out.

All mining gears are sold out, you need to get them from resellers or wait for a few months, check the market place in this forum, there are some legit resellers.
3015  Bitcoin / Mining support / Re: s17 pro (50th) Not finding but two boards on: December 30, 2020, 08:54:16 PM
Those two links need access permission, at least use a proper server to upload those image, use https://imgbb.com/  or https://imgur.com/, but eventually you going to need to post that kernel log to get a definite answer, you don't need physical access, just ask whoever took those pictures for you to copy-paste the kernel log after the miner has been online for 30-45 minutes.

Tell them to find the kernel log at this extension /kernelLog.html, so it's <IPaddress>/kernelLog.html.

once you get the log, use the code function to paste it, something like this:

Code:
Kernel log here
3016  Bitcoin / Mining support / Re: Which tools and materials are required to glue back a detached heatsink on S17? on: December 30, 2020, 08:17:48 PM
The cheapest glue/adhesive or whatever you want to call it is the black glue form China, you can find it on https://www.zeusbtc.com/ , depending on where you are shipping it to - this might not be an option because it can't be stored in room temperature for more than 10 days, it needs to be stored in the fridge.

Another alternative would be Arctic Silver but it's very expensive, the good thing is you don't need much of that paste if you are only fixng a few heat sinks.

As far as the heat gun is concerned, anything will do, watch this video to learn how to fix the heatsink.
3017  Bitcoin / Mining software (miners) / Re: Asic.to Firmware S17+ 95th/s • T17+ 80th/s T17 40w/t • S17/T17 on over 200k Asic on: December 30, 2020, 07:51:28 PM
It may be a lost cause at this point and may need to send it into Bitmain for repair, which I totally do not want to do.

I think you shouldn't send it to bitmain, they will likely keep it forever, what I would do is put this one out for sale, I am sure someone with many S19s would want a spare control board, and then get another T17 control board from someone else and make sure it has the 17 series firmware on it and not the S19.

With that being said, expect the buyer to contact you saying the control board didn't work on their S19 either, where are you located? I might help you locate some resellers to help you sell/buy/exchange the control boards.
3018  Bitcoin / Pools / Re: Why not to mine on pools mining empty blocks, and why do pools mine empty blocks on: December 29, 2020, 10:09:30 PM
Firstly, it's mining that could cause an orphan race, that you would be the late one to the party.

This is irrelevant, I just showed you how a mining pool like F2pool can make 1/2 a million dollars a year by mining the way they are now, not sure why you bring in orphan race here, the previous block (which has transactions in it) has been verified by the pool that found it, it's almost impossible for an invalid transition to make it through, all that you need to do is verify the hash of the last block, this doesn't result in any forks as you claim, we have an average of 2 empty blocks a day, if what you are saying is correct then we would have 2 forks on daily bases.

Assuming that: since they have lots of money means they will do the intelligent thing (as is often your argument on the forum) fails badly.

Not sure how does it fail badly, at least 99% of the hahsrate is at the hands of mining pools that mine empty blocks, those pools that don't are too tiny to be considered, your pool loses 0.0167% of it's hashrate by refusing to mine empty blocks, it's good for bitcoin as a whole but not for your clients, it doesn't matter how you look at it.

I think we grabbed 2 or 3 very fast blocks due to that happening.

If that happened, then it only did because the pool's hashrate increased or its luck did, the fact that other pools were mining on a different blockchain doesn't increase other pools' ability to find blocks.
3019  Bitcoin / Mining speculation / Re: It is 2020 time for a new diff thread. on: December 29, 2020, 08:44:45 PM
... clearly inaccurate (1.5%-11%) but it seems like there will be no explosive growth as we all imagined, already down to 0.7-4.2. Now, if we don't see any growth beyond the 1% that can be triggered by luck or simple power failures even during this epoch I think we're at a point when we can safely say that this is the maximum hashrate you can make with the existing gear, there is no gear left in this world unplugged that can change anything in a significant percentage.

The location of those "sleeping" mining gears is important, old gears in Europe and countries with 10 cents per kWh or higher are still not profitable "yet", but I tend to believe that there aren't much and could be ignored.

As far as the overall difficulty, don't worry, we will get there, I believe this epoch will be +(maybe 3-5%), and then things will get worse the further we move from here, many new generation gears are coming online next month, but the production is kind of slow, so I doubt we will see those 15-20% increments, they should be small and steady.

Also, something funny, I wonder why I didn't check this earlier, with the price increase, I can turn a profit right now with an S17 !!!! Hurray!!! Don't ask about the ROI time cause it's by next halving  Grin

Next halving is just a couple of years ahead, no rush. Grin
3020  Local / العربية (Arabic) / Re: نحن في طريقنا الي المليون دولار on: December 29, 2020, 02:50:45 AM
أنا معك أن البيتكوين سوف يتم قبوله في جميع أنحاء العالم آجلاً أم عاجلا ولكنني لست معك أنه سوف يصل إلى مليون دولار على الأقل ليس قبل 10-20 سنة.

اثفق معك, يجب ان تكون توقعاتنا منطقية, من وجهة نظري اخذ الذهب كمثال امر جيد, فمثلا حجم سوق الذهب الحالي هوا 10 ترليون بينما الحجم السوقي للبتكوين هوا حوالي 0.5 ترليون, يعني لو فرضنا ان البتكوين استطاعت الحصول على استثمارات مساوية للذهب فنحن نتحدث عن حوالي نصف مليون دولار لكل بتكوين (500 الف دولار), بعد فهم هده النقطة كل شخص يمكنه ان يحكم عقله, هل من الممكن الوصول الى حجم سوق الذهب؟ هل يمكن ان نصل لضعفه لكي نصل الى مليون دولار للبتكوين؟ هل سيفقد الدولار قيمته لهده الدرجة؟
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