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  • Ubuntu18.04系统中如何安装性能监视工具pidstat
    2024-02-20

    如何安装性能监视工具pidstat呢?本文给出详细说明。 1.更新apt资源 sudo apt-get update ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-20/165640c1584eb.jpg) 2.安装pidstat,等待安装完成 apt-get install sysstat ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-20/16564083bb86d.jpg) **说明:**pidstat是sysstat中的一个工具

  • Windows7系统如何解决宽带连接提示错误720问题
    2024-02-29

    ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-29/150205c2f63c3.jpg) 出现此错误提示可能是长时间频繁拨号导致,此时需要重启下系统。打开“运行”,输入`shutdown -r -t 0`,然后点击“确定”即可重启。重启后即可恢复 ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-29/1502050bf9766.jpg)

  • 解决Windows XP 系统出现没有启动服务器服务问题
    2024-03-18

    1.按Win+R键打开运行,输入命令`services.msc` ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-18/11544302ab05a.jpg) 2.在服务菜单栏中找到Server服务,双击打开,将启动类型改为“自动”,并启动服务,确定应用。 ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-18/1154431d73210.jpg)

  • Raid5阵列扩容
    2020-07-04

    <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; font-size: 13.496px; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;">开机进入raid设置界面,图中可见3块绿色的硬盘已经组成了一个raid5阵列,同时还有一块新加的硬盘是蓝色的。我们要做的就是把这块蓝色注明为&ldquo;UNCONF GOOD&rdquo;(即为配置且状态良好)的硬盘加入原有的raid5阵列。</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; font-size: 13.496px; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;">请双击下面标出的那个DG0阵列,进入下一步。</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;">&nbsp;</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5d11b225a64f1.png" src="https://cos.qg.net/Uploads/image/2019-06-25/5d11b225a64f1.png" alt="1.png" /></p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; font-size: 13.496px; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;">如图,显示出了当前阵列的一些信息,这里我们要做3步操作:</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; font-size: 13.496px; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;">1是选中&ldquo;Migration with addtion&rdquo;(即将添加的盘融合进来);</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; font-size: 13.496px; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;">2是选中你要添加的硬盘,这个就是上个界面中显示蓝色的那个盘;</p> <p style="margin: 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; font-size: 13.496px; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;">3,最后点击&ldquo;Go&rdquo;按钮。</p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5d11b1a02026d.png" src="https://cos.qg.net/Uploads/image/2019-06-25/5d11b1a02026d.png" alt="2.png" /></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;">接下来的界面上提示你&ldquo;融合操作不可恢复&rdquo;,我们显然已经有了思想准备,所以只需点击&ldquo;Yes&rdquo;即可。</span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5d11b1b803ecc.png" src="https://cos.qg.net/Uploads/image/2019-06-25/5d11b1b803ecc.png" alt="3.png" /></span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;"><span style="padding: 0px; margin: 0px; box-sizing: border-box;">如图,即开始进行扩容进程,途中左下角显示出工作进度,再下面的&ldquo;VD Progress Info&rdquo;按钮,可以显示详细的进程信息,这一部比较漫长,时间长短视乎你的硬盘大小。</span></span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;"><span style="padding: 0px; margin: 0px; box-sizing: border-box;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5d11b1dd37e53.png" src="https://cos.qg.net/Uploads/image/2019-06-25/5d11b1dd37e53.png" alt="4.png" /></span></span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;"><span style="padding: 0px; margin: 0px; box-sizing: border-box;">最后结果,可以看到要扩容的阵列已经有了4个硬盘,说明我的的工作完成了。</span></span></p> <p style="margin: 10px 0px; padding: 0px; box-sizing: border-box; line-height: 1.5; color: #2a303b; font-family: MicrosoftYaHei; font-size: 13.496px;"><span style="padding: 0px; margin: 0px; box-sizing: border-box; color: #333333; font-family: 'Microsoft Yahei', 微软雅黑, arial, 宋体, sans-serif; text-align: justify;"><span style="padding: 0px; margin: 0px; box-sizing: border-box;"><img style="border: none; max-width: 800px; max-height: 600px; object-fit: contain; object-position: center center; padding: 0px; margin: 0px; box-sizing: border-box; cursor: pointer;" title="5d11b1fd76964.png" src="https://cos.qg.net/Uploads/image/2019-06-25/5d11b1fd76964.png" alt="5.png" /></span></span></p>

  • Ubuntu18.04系统中如何安装安装bacula
    2024-03-15

    如何安装bacula呢?本文给出详细说明。 1.更新apt资源 sudo apt-get update ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-15/0915221093f4a.jpg) 2.安装zsh,等待安装完成 apt-get install bacula-server bacula-client ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-15/09152285865b6.jpg)

  • Ubuntu18.04系统中如何用mpstat命令显示所有cpu占用情况
    2024-02-20

    如何用mpstat命令显示所有cpu占用情况呢?本文给出详细说明。 1.mpstat命令显示所有cpu占用情况:`mpstat` ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-20/1641136ab8410.jpg) 2.显示mpstat版本:`mpstat -v` ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-20/164113fbc46b3.jpg)

  • Ubuntu18.04系统中如何host命令测试域名解析是否正常
    2024-03-15

    如何用host命令测试域名解析是否正常呢?本文给出详细说明。 1.host命令可以用来测试域名解析是否正常 host url地址 ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-15/10005016265b3.jpg)

  • Ubuntu18.04系统中如何用tty命令输出当前终端设备文件名
    2024-03-15

    如何用tty命令输出当前终端设备文件名?本文给出详细说明。 1.tty命令可以输出当前终端设备文件名 tty ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-15/094346e2f434c.jpg)

  • WindowsServer2012R2防火墙设置放行远程桌面服务
    2024-02-20

    1.打开“运行”窗口,输入`control firewall.cpl`然后回车。 ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-20/17073174fcb9d.jpg) 2.在“Windows防火墙”窗口,点击“允许应用或功能通过Windows防火墙”。 ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-20/1707310750c63.jpg) 2.找到“远程桌面”勾选,专用和公用也需要勾选上,点击“保存”。 ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-02-20/170731c91fc18.jpg) 打开防火墙后,远程桌面不会受到防火墙限制影响,该服务默认放行3389端口,更换远程端口的话,将不生效,需要单独放行对应端口

  • 解决Windows 7系统exe程序打不开
    2024-03-18

    1.按`Win+R`键打开运行,输入命令`regedit` ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-18/1147467abda6f.jpg) 2.在注册表编辑器中依次打开HKEY_CLASSES_ROOT->exefile->shell->open-> command,双击打开数值名称“IsolatedCommand”将其中的数值数据改为1并确定 ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-18/114746f60260c.jpg) ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-18/1147460f15172.jpg) ![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-03-18/114746bc367e0.jpg)

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