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阿里云文档 2025-05-13

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通过测试块存储性能，可以帮助您更好地理解存储设备的能力，并对其进行相应的优化和调整，以确保最佳性能。测试裸盘可以获得较为真实的块存储性能，本文将介绍如何在Linux系统中使用开源测试工具FIO测试裸盘的关键性能指标，包括IOPS（每秒输入/输出操作次数）、吞吐量（数据传输速率）和时延（响应时间）。

阿里云文档 2025-03-20

Linux系统中TCP/UDP端口测试方法

本文介绍在Linux系统的ECS实例中，如何测试TCP和UDP端口的连通性。

阿里云文档 2024-07-26

Linux实例中进行ab压测时报错“apr_pollset_poll: The timeout specified has expired”

本文介绍了在Linux实例中使用Apache Bench进行压力测试时，提示“apr_pollset_poll: The timeout specified has expired”错误的问题原因及解决方案。

文章 2021-12-18 来自：开发者社区

Linux驱动开发: Ubuntu(PC机)系统上编译驱动并加载测试

一、环境介绍操作系统: ubuntu18.04 64位二、编写Makefile(PC机)先输入uname -r命令查看当前系统的版本.root@wbyq:/mnt/hgfs/linux-share-dir/linux_c/usb_dev_ubuntu# uname -r 5.3.0-40-generic查看系统内核的路径是否存在:root@wbyq:/mnt/hgfs/linux-share-d....

文章 2017-11-14 来自：开发者社区

硬实时Linux(RT-Preempt Patch)在PC上的编译、使用和测试

by @宋宝华Barry Vanilla kernel的问题 Linux kernel在spinlock、irq上下文方面无法抢占，因此高优先级任务被唤醒到得以执行的时间并不能完全确定。同时，Linux kernel本身也不处理优先级反转。RT-Preempt Patch是在Linux社区kernel的基础上，加上相关的补丁，以使得Linux满足硬实时的需求。本...

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