Cloud Applications

Similar to windows Resource Manager, it dynamically displays the usage of processes, memory, and cpu. Top-d1 & nbsp; psaux | moreps sort psaux | sort-k4, 4npsauxw -- sortrsspsauxw -- sort % cpu sort psaux in descending order of uid? Sort-uid & nbsp;

No matter ssh or the terminal obtained through rebound, there is a log. Therefore, the first thing we do after getting the terminal is to try not to record the log. generally, we will execute the following three commands: HISTFILE/dev/null,

Regarding the installation of bt5 using virtual machines, the installation process will not be outlined. The next step is the next step. record some troubles encountered after the installation. it is usually developed in windows, therefore, I don't

& Nbsp; Web server (192.168.10.40) provides both Web services and DNS services. So here we need to install and configure Apache and Bind. Server Network Configuration # ee/etc/rc. conw.config_lnc0inet192.168.10.40netmask00000000255.0defaultrouter1900

Sometimes a website data is needed, but we cannot always view it. & nbsp; so we can automatically back up website data and send it to our ftp server (preferably for free www.godaddy.com application) to back up Website Data. Today, we wrote a shell

Root @ bt:/etc/ssh # sshd-generateGeneratingpublic/privatersa1keypair./etc/ssh/ssh_host_keyalreadyexists.Overwrite (y/n )? YYouridentificationhasbeensavedin/etc/ssh/ss Root @ bt:/etc/ssh # sshd-generateGenerating public/private rsa1 key

Using centos yum to install software is very simple and convenient, but there is also a drawback that the software installed from yum cannot be the latest version. If you need to install the latest nginx version, you need to download the source code

In linux inter-process communication, message transmission is mainly divided into pipelines, FIFO, and message queue (1) pipelines are created by the pipe function and provide a single (one-way) data stream. The pipe function returns two file

1fstab files/etc/fstab files store the file system information in the system. When the file is correctly set, you can use the mount/directoryname command to load a file system. each file system corresponds to an independent line, fields in each row

Three modes of apt-getinstallvimvim: General mode editing mode command line vitest.txt entering general mode insert command commands & nbsp; purpose I insert text before the cursor I insert text at the beginning of the line a Insert text after the

1. the kernel uses three data structures to indicate opened files. The relationship between them determines the impact of one process on another process in file sharing. (1) each process has a record item (task_struct) in the progress table,

Sometimes we have installed ubuntu, but the data in the previous WINDOWS partition of the local machine exists, so we don't want to format it. then we can access the NTFS partition as we like on the server, you only need to add a mount point to the

Use of shell processing commands in daily work #! /Bin/bash # batch package LOG/data/serverlog/shopDIR 'ls-l | grepJun | awk & amp; #39; {if ($7 ~ /9/) print $0} & amp; #39; | awk & amp; #39; $8 & gt; & quot; 17:30 & quot; & amp; #3 Use of shell

Linux unattended installation I. principle analysis 1. process flow 2. pxe principle PXE (prebootexecuteenvironment) is the latest technology developed by Intel and works in the Client/Server network mode, workstation supports downloading images

I heard that I have installed Ubuntu with a Chinese version. I downloaded and installed it at night and deleted the original windows completely. I installed only one UBUNTU on my computer, so I was ready to invest all my work in UBUNTU again. : Http:

To kill Oracle processes with locks, you will often encounter a problem: in ORACLE, processes in the & quot; killed & quot; status have been locked for a long time and are not released, there is a better way than restarting the database, that is, to

1. introduction data transmission or synchronization between LAN or WAN-based network applications is very common, such as remote data mirroring, backup, replication, synchronization, data download, upload, and sharing, the simplest way is to

Watch is a very practical command. basically all Linux distributions have this tool. like a name, watch can help you monitor the running results of a command, saving you the need to run it manually over and over again. Directly connect to the

The following error is prompted when you copy data using the scp command today: @ WARNING: REMOTEHOSTIDENTIFICATIONHASCHANGED! The following error is prompted when you copy data using the scp command today:@ WARNING: remote host identification has

Using ** Neverloggedin ** xfs ** Neverloggedin ** haldaemon ** Using ** avahi-autoipd ** Using ** sabayon ** Using ** nagios ** Neverloggedin ** squid * ..   Lastlog Avahi ** Never logged in **Xfs ** Never logged in **Haldaemon ** Never logged in