红帽全球峰会第 4 章 使用 tuna 接口检查系统
使用 tuna 工具调整调度程序可调项，调优线程优先级、RIRQ 处理程序，并隔离 CPU 内核和插槽。tuna 降低了执行调优任务的复杂性。
tuna 工具执行以下操作：
- 列出系统中的 CPU
- 列出系统中当前运行的中断请求 (IRQ)
- 更改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：yum install tuna
# yum 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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