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小白必看!合并以太坊升级:所有你需要知道的
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介绍
自 2015 年推出以来,以太坊已在区块链行业确立了其作为流行的去中心化计算平台的地位,允许在其区块链上创建数千个项目。虽然它仍然是最相关的区块链之一,但以太坊当前的基础设施无法以能够满足不断增长的全球需求的方式扩展其运营。为了解决缺乏可扩展性的问题,以太坊团队提出了一系列升级,这将导致以太坊区块链的进化。这些升级是 Beacon Chain、The Merge、The Surge、The Verge、The Purge 和 The Splurge

以太坊为什么要升级?
区块链的设计通常具有去中心化的核心原则,而不是依赖于中央权威。去中心化区块链的好处包括无需许可、无需信任,并且通过抵抗单点故障而更加安全
随着区块链变得越来越流行,平台必须确保它们能够满足全球对交易处理速度的需求,也称为可扩展性需求。否则,当区块链容量被待处理交易的数量所淹没时,可能会导致网络拥塞。通常,这会导致更高的交易费用
然而,如果区块链想要保持其去中心化的性质,那么实现安全性和可扩展性可能会变得很棘手。这个问题可以通过 Vitalik Buterin 提出的可扩展性三难困境的概念来解释。区块链三难困境描述了平衡三个重要属性的挑战——可扩展性、安全性和去中心化
正如 Vitalik Buterin 所承认的,由于其共识机制工作量证明,合并前的以太坊网络无法满足可扩展性的标准。由于多种原因,工作量证明区块链往往更难扩展。首先,一个区块在每个区块中可以验证的交易数量是有限的。其次,必须以恒定的速度开采区块
例如,根据协议自动调整的挖矿难度,比特币被设计为平均每 10 分钟出块一次。虽然比特币的设计是高度安全的,但区块时间加上每个区块的交易限制可能会在需求增加时导致网络拥塞。这通常会导致交易费用和确认时间显着增加
为了克服这种 PoW 的限制,以太坊团队提出了一组被称为以太坊 2.0 (ETH 2.0)的升级
以太坊升级:大局
以太坊 2.0 升级包括现有的信标链(已经实施)、合并(即将推出)以及 Surge、Verge、Purge 和 Splurge。在部署了所有升级之后,预计新的以太坊区块链将变得更具可扩展性、安全性和可持续性——同时仍然是去中心化的
信标链
信标链以前称为第 0 阶段,标志着一系列主要以太坊升级中的第一次升级。它于 2020 年 12 月 1 日推出,并向以太坊生态系统引入了权益证明。用户可以通过两种方式与信标链交互:质押 ETH 或运行共识客户端来保护网络。它目前与以太坊主网并行运行
合并
合并是以太坊解决可扩展性问题的下一个重要步骤。简单来说,它整合了以太坊生态系统中现有的两条独立链:执行层和共识层(信标链)。 |
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