Surprised Filecoin "whistleblower", the space race is changing
IPFSBase
2020-09-14 10:44
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After the Filecoin version was upgraded, bugs appeared frequently, causing a crisis of trust.

guide

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  • guide

  • There are only three days left before the end of the Filecoin space race, the storage scale of the entire network has reached 200PiB, and the number of active miners on the network has exceeded 430. At present, the space test Filecoin official is cooperating with the miners of the whole network to carry out a series of network stress tests:

  • Stress Emergency Response Upgrade

  • Drand random interruption

  • Algorithm update complex upgrade

The purpose of this test is to evaluate the ability of the Filecoin network to cope with failures and upgrades collectively, which has important reference significance for the later launch of the main network. However, in this test, an incident that may delay the launch of the mainnet and affect the entire space race was suddenly "exposed", which is embarrassing.

event backtracking

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Miners need to complete the update before block height 41280 (about 2:00 p.m. Beijing time), otherwise block synchronization exceptions and fork problems may occur. This upgrade is a mandatory upgrade. Lotus 0.6.0 adjusted the economic parameters of the network and rebalanced the distribution of FIL. This adjustment made the testnet token FIL scarce, allowing miners to focus more on order distribution during network operation and completion success rate.

network congestion

network congestion

However, unlike the official pre-conceived scenario, the Basefee of orders in the network rose sharply shortly after the version upgrade, reaching a maximum of 1849 Quintillion FIL. It is important to know that the token supply of the entire Filecoin network is only 2 billion. Such an expensive gas rate leads to news of orders in the network. came to a standstill. BaseFee is used to adjust the congestion of transactions. BaseFee is constantly changing. In the case of block congestion or insufficient block transactions, the fee for each transaction will be adjusted accordingly at 12.5%. The gas calculation formula in the Filecoin network is: (Gas Premium + Base Fee) * Gas ​​Limit .

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In addition to the soaring Basefee rate, many miners on Slack said that after the upgrade, they encountered many unforeseen problems, including network freezes, node loading failures, mpool information vacancies, and so on.

Due to the TPS limitation in the network, the packaged messages are seriously backlogged and blocked. It is understood that the current message pool will generate 30,000+ messages every 1 hour. The miner’s messages are not packaged, and the possibility of being packaged can only be increased by increasing the handling fee. Even so, many messages cannot be packaged on the chain, so the handling fee has always been rise. According to industry miners, no matter how high the gas fees of small miners are, large miners prioritize packing their own block information for the stable increase of computing power. Small miners’ sector information cannot be packaged, and the space-time certificate cannot be submitted. This directly leads to the result of serious differentiation between the two levels, and contradictions naturally arise.

"Whistleblower" Appears

At 10:00 p.m. on the 9th, a miner named whitecat reported the top 10 big miners. Regardless of how much gas fees other miners paid, these node miners only packaged their own on-chain messages. The official mosh replied half a day later that the incident has been involved in the investigation, which shows that the Filecoin official attaches great importance to this incident. What is the truth? This incident has affected the hearts of the entire network miners.

Whistleblower "named"

Officials encourage miners in the network to supervise each other, and those with evidence are welcome to report, so a user named filbj pointed out on the Slack space race channel at 8:00 pm on the 10th that there were several cheating miners that he personally thought were obvious, and listed them at 11:00 pm A detailed list of miners is displayed. IPFSBase found that all the top miners were included in its report list, and their computing power ranked in the top 50. If it is more logical to say that very few resource monopoly miners form an alliance to do evil together for competition rewards, then the possibility of many miners cheating is very low, but this report has attracted the attention of the authorities. A decentralized storage network Gradually evolving towards centralization?

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In order to resist the monopoly of network computing power by large miners and control the block production rights of the entire network, some small miners proposed to organize a small miners alliance and open a white list of miners. But some people think this proposal is ridiculous. A coalition gathered by a group of rabble is simply vulnerable to the temptation of interests. IPFSBase believes that there is no real friendship between miners, only immediate benefits. The solution to the problem of large miners monopolizing network news lies in the drive of economic model interests. Since the test token FIL was initially collected on the tap, and The test token FIL has no real value, so it is used by some dishonest miners for malicious purposes.

The original intention of the Small Miners Alliance proposal is good, but the actual operability is poor. Currently, whoever has the highest effective computing power in the Filecoin network has a higher probability of producing blocks. Therefore, miners with large mining machines have a very large advantage in this test, and they are in a state where the strong are always strong. However, investors cannot be fooled by the ranking of computing power. For details, please refer to my country's total GDP ranking and per capita GDP ranking.

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official punch

Officials issued an important statement at 10:00 p.m.: "Stop engaging in economically unreasonable behavior, otherwise we will terminate the block tokens, so that your computing power will be cleared, and you will lose your reward eligibility for bankruptcy"

  • After the official investigation, it was found that some miners cheated and behaved unreasonably. They were very disappointed and issued a serious warning. If these miners continue to cheat, they will be punished more severely.

  • The key points of the announcement are as follows:

I don't check the list of blocked miners very often, so if I find myself not on the list, I may have run out of Filecoin and quit the space race. If your division all fails due to bankruptcy, you won't be eligible for the award. I will not consider any request for a waiver of this policy.

The launch of the space race is for the healthy growth of the ecology. A mature and complete blockchain ecology requires the joint efforts of all miners. As the forerunners, explorers, and evangelists of the ecology, what we need to do is to maintain this ecology Instead of deliberately sabotaging this hard-won "Filecoin"

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Meaning of competition

The occurrence of this incident has a huge impact on the Filecoin space race, breaking the fair ecological rules. The original intention of the Filecoin Space Race is to find and solve problems, and encourage all miners in the ecology to jointly maintain and optimize such "one community" and "one ledger" through token rewards. However, these big miners violated the basic rules of gas - the price priority criterion, and packaged their own block information for ranking computing power or packaged each other in an alliance, which violated the basic spirit of blockchain decentralization.

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