红帽全球峰会第 4 章 使用 tuna 接口检查系统
tuna 工具减少了执行调优任务的复杂性。使用 tuna 调整调度程序可调项、调优线程优先级、RRQ 处理程序以及隔离 CPU 核和套接字。通过使用 tuna 工具，您可以执行以下操作：
- 列出系统上的 CPU。
- 列出系统上当前运行的中断请求(IRQ)。
- 更改有关线程的策略和优先级信息。
- 显示系统的当前策略和优先级。
4.1. 安装 tuna 工具
复制链接链接已复制到粘贴板!
tuna 工具设计为在运行中的系统上使用。这允许特定应用程序的测量工具在更改后马上查看和分析系统性能。
流程
安装
tuna工具：dnf install tuna
# dnf install tunaCopy to Clipboard Copied! Toggle word wrap Toggle overflow
验证
显示可用的
tunaCLI 选项：tuna -h
# tuna -hCopy to Clipboard Copied! Toggle word wrap Toggle overflow
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