（二）采取预收款方式提供建筑服务；
// 单调栈：存储"待匹配更大值"的元素，栈内保持单调递减（核心）
。爱思助手下载最新版本对此有专业解读
优先级策略说明1唤醒空闲线程成本最低，复用已有线程2减少活跃计数活跃线程够用，标记自己「不活跃」即可3创建新线程最后手段，真正新增一个 worker
Defense in depth on top of gVisorgVisor gives you the user-space kernel boundary. What it does not give you automatically is multi-job isolation within a single gVisor sandbox. If you are running multiple untrusted executions inside one runsc container, you still need to layer additional controls. Here is one pattern for doing that:
else if (deadline == 0L)