What do you mean by the filling period of the ore pool
Mine pool refers to:
as the computing level of the whole bitcoin network continues to rise exponentially, a single device or a small amount of computing power can not get the block reward provided by the bitcoin network on the bitcoin network
after the computing power of the whole network has been improved to a certain extent, the low probability of getting rewards has prompted some geeks on "bitcoin talk" to develop a method that can combine a small amount of computing power and operate jointly, and the website established in this way is called "mine pool"
extended data:
the existence of the mine pool reces the difficulty of bitcoin and other virtual digital currency mining, reces the mining threshold, and truly realizes the bitcoin mining concept that everyone can participate in
but its disadvantages are also very obvious, because computing power is connected to the mine pool. As a mine pool, it will have huge computing power resources. In the bitcoin world, computing power represents the bookkeeping right, and computing power is everything. If the computing power of a single mine pool reaches more than 50%, it will be easy to launch 51% attacks against virtual digital currencies such as bitcoin, The consequences are very terrible:
the mine pool can make the mine pool with 49% of the remaining computing power have no harvest, instantly quit the competition and go bankrupt. The mine pool's computing power exceeds 50%. If 51% attack is launched, it will easily occupy all the effective computing power of the whole network
ore pool cost
at present, the allocation modes of ore pool mainly include PPS, PPS +, FPPS, PPLNs and solo mode
in the corresponding allocation method, the mine pool charges part of the income of the miners at a certain rate as the mine pool fee
PPS: the income is stable. As long as the mining machine works normally, there will be income. The income is related to the submitted workload, and has nothing to do with the lucky value of the ore pool and the transaction fee
PPS + (pay per share plus) settlement method is an improvement on the traditional PPS settlement method. Based on the traditional PPS settlement method, the distribution of miners' fees is increased
FPPS: full PPS, which allocates all block income including transaction fees. Compared with the traditional PPS settlement mode (no transaction fee allocation), it can increase the income by 10% - 20%
under the PPLNs (pay per last n shares) settlement mode, every effective block found in the ore pool is allocated according to the proportion of user computing power in the pool computing power in the past n difficulty cycles. In this way, the income of miners is related to the output of ore pool. The income of miners is unstable, but the long-term average income is higher
in solo settlement mode, all the income is distributed to the miners who dig out the block, and other miners do not participate in the distribution. The mine pool charges very little handling charge, which is used for the operation and maintenance of the mine pool< How to choose a mine pool:
1< Secondly, choose your distribution mode, pursue stability or high income. It is generally recommended to choose PPS or PPLNs of large ore pool< Finally, according to the distribution mode, select the supported ore pool, and choose the one with fast connection speed and good income
4. In addition, 1-2 spare ore pools are selected for emergency use.
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drop a small amount of red wine on a white paper towel to observe the traces left after the wine is absorbed by the paper towel. If the uniform red traces are left, the wine is relatively pure. If you see the trace of wine color is very light but uniform, then the wine is not pure enough, if there is a ring of red halo, but the middle is light or colorless, then there is the possibility of false
how to distinguish red wine from aroma“ Aroma analysis is an essential part in the process of tasting wine
when analyzing the aroma of wine, we usually need to follow the following steps:
for the first time, pour 1 / 3 volume of wine into the glass, and analyze the aroma of wine in a static state. Inhale the air in the glass slowly when smelling. During this period, it should be noted that the wine cup should be held up as far as possible to avoid shaking, the nostrils close to the liquid level smell. For the first time, the smell is very light, because only the most diffuse part is smelled. Therefore, the results of the first smell can not be used as the main basis for the evaluation of wine aroma
after the first smell, shake the glass to make the wine move in a circle and release the less volatile substances for the second smell. The second smell includes two stages: the first stage is to smell immediately after the "disc" of the liquid surface is destroyed. This shaking can improve the contact surface between wine and air, thus promoting the release of aroma substances. The second stage is to smell the wine after shaking. The circular movement of the wine makes the inner wall of the wine cup moist, and makes the upper part full of volatile substances, which makes the aroma the most rich and elegant
a good wine not only has a balanced taste, but also pleasant aroma, and has the characteristics of fragrance and rarity, that is, it has personality and style. In the process of the second smell, we also need to pay attention to the concentration of wine aroma. If the aroma is rich and complete, then the wine is aromatic and mellow; On the contrary, if the aroma is light, or does not have aroma, it belongs to insipid, tasteless, weak.