linux - W3cJava

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linux - W3cJava

Shell编程之第二讲——shell 的变量

Shell编程之第二讲——shell 的变量

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MySQL入门：数据库是什么 | SQL是什么 | MySQL是什么

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Linux驱动开发 --- IIC总线

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(A) IIC总线协议层面以及寄存器两线式串行总线（SCL|SDA）。IIC设备通过这两条总线连接到处理器的IIC总线控制器上。 A.1...

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我实践：搭建轻量git服务器的两个方案

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Linux nload显示当前的网络使用情况

nload是一个Linux命令行工具，用于使用有洞察力的图表和流量统计信息实时监视网络流量和带宽使用情况，一般用于实时监控Linux网络下的...

09月03日 Linux 5 views 发表评论

聊聊Linux 的 Page Cache

聊聊Linux 的 Page Cache

Linux 的 Page Cache 1. Page Cache 1.1 Page Cache 是什么？为了理解 Page Cache，我...

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你觉得好的代码可能并不是最优的解决方案

你觉得好的代码可能并不是最优的解决方案

晚上我看到了JeffXie 写了一篇关于内存屏障的文章，后面又看到Linus对一次内存屏障修改的建议，所以就有了这篇文章。 https://...

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linux内存监控

1. 内存申请顺序：free-->cache-->buffer-->swap 1、 #!/bin/bash # total...

09月03日 Linux 7 views 发表评论

shell 统计目录下文或目录数量

dirs=$(find /hdd2/File_perf_data -type d|grep '1000_1*') for dir...

09月03日 Linux 21 views 发表评论

SPDK Vhost在线恢复：让I/O飞一会儿

SPDK Vhost在线恢复：让I/O飞一会儿

背景在All in Cloud的趋势下，各大CSPs(Cloud Service Providers)在宣传自家的服务时都会向客户声称提供...

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