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gas

Gas is the unit of transaction fees in the Ethereum network, used to incentivize miners to process and validate transactions. Each transaction or execution of a smart contract requires a certain amount of Gas, with the specific amount depending on the computational complexity and storage requirements. The Gas price is set by users, affecting the priority and confirmation speed of transactions. The Gas mechanism ensures the effective allocation of network resources, preventing malicious behavior and network congestion.
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first_img AI data centers are turning to second-hand gas turbines, with new machine delivery cycles lasting up to 6 years

According to a report by Decrypt, due to the long delivery cycle of new gas turbines, AI data center developers are turning to second-hand gas turbines and retired jet engines. Data from the energy consulting firm Wood Mackenzie shows that the average delivery time for new gas turbines in the United States has reached 6 years, with related delivery discussions focusing on 2030 and 2031. Reuters reports that global gas turbine orders have exceeded 100 gigawatts, while manufacturers' annual production capacity is estimated to be only 60 to 70 gigawatts. Siemens Energy, GE Vernova, and Mitsubishi Heavy Industries have all stated that order growth exceeds production capacity.One response is to retrofit gas turbines based on aircraft jet engine technology. AI infrastructure company Crusoe ordered 13 units from ProEnergy in Missouri in April, each with a rated power of 50 megawatts, totaling 650 megawatts, for future data centers in the United States. Equipment brokers and energy analysts say that well-maintained second-hand turbines sell for about $1.5 million to $1.7 million per megawatt, while new ones cost about $2 million to $2.5 million per megawatt.The International Energy Agency expects global data center electricity consumption to increase from 485 terawatt-hours in 2025 to 950 terawatt-hours in 2030, with electricity consumption for AI facilities expected to double during the same period. The U.S. Environmental Protection Agency states that stationary turbines and engines used by data centers must comply with federal air pollution standards. Finnish manufacturer Wärtsilä told Reuters that it has received orders for about 3 gigawatts of gas engine generators from U.S. data centers since spring 2025.

first_img Glamsterdam on Ethereum launched on Sepolia, with a target gas limit of approximately 200 million

The next phase upgrade of Ethereum, Glamsterdam, was activated on the Sepolia testnet on October 6, completing block finality during the switch without any critical failures. This upgrade consists of the consensus layer Gloas and the execution layer Amsterdam, incorporating a total of 18 EIPs, designed with a gas limit of approximately 200 million, which is about 3.3 times the current mainnet limit of 60 million. The upgrade will not automatically raise the limit but will allow for larger blocks to be produced safely, with validators deciding whether to increase it.Key changes include EIP-7732, which embeds the separation of proposers and builders in the protocol, extending the time for most validators to check transactions from about 4 seconds to about 9 seconds; EIP-7928 requires blocks to include the touched state and updated values, facilitating client data prefetching and parallel validation; EIP-7954 raises the contract code limit from 24 KiB to 64 KiB; EIP-8037 increases the cost of creating new storage slots from 20,000 gas to 97,920 gas, while regular ETH transfers remain at 21,000 gas.The gas limit for the first relevant block on Sepolia was 60 million, reaching 200 million about 11 hours later and maintaining that level. Ethereum Foundation researcher Toni Wahrstätter stated that the speed at which various clients handle gas units has improved compared to before the upgrade, with Geth's execution time for a 40 million gas block reduced from about 115 milliseconds to about 30 milliseconds. The Hoodi testnet is tentatively scheduled for deployment on October 27, with the mainnet target set for the fourth quarter of 2026;

first_img Doubao adds life payment services, allowing users to initiate payments for water, electricity, and gas

According to the WeChat public account "Du Jia," ByteDance's AI assistant Doubao has added a utility payment feature. Users can initiate payment instructions for water, electricity, gas, and other services through voice or text in the Doubao app, with other life service scenarios also in development. Sources close to Doubao told "Du Jia" that Doubao is gradually building capabilities for handling tasks in life scenarios, including travel services and utility payments."Du Jia" claims to have tested that after issuing commands for paying electricity and water bills in the dialogue box, corresponding service cards pop up and redirect to the utility payment page. The interface is divided into electricity, water, and gas fees, with some regions showing that services are not yet available, while some cities have fully or partially opened them. The relevant framework has been established, and city coverage and service provider integration are still in progress, with actual payments requiring further permission to be granted.Currently, the dialogue only serves to invoke services; steps such as binding account numbers, confirmation, and payment will still be retained, and users will not be charged directly with a single command. Alibaba's Tongyi Qianwen integrated utility payments earlier and can complete payments within the dialogue; Doubao at this stage redirects to handle tasks after invoking the card, and capabilities like food delivery have not yet been launched. The above content comes from "Du Jia" reports and tests, not an official announcement from Doubao.
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