small footprint linux server

)Traverse Arrays Print key, "/T", State [Key]Print the keys and values of the array. Separate them with/T tabs in the middle to beautify them. If a large number of systems existTime_waitStatus connection, which can be solved by adjusting kernel parameters,Vim/etc/sysctl. confEdit the file and add the following content:Net. ipv4.tcp _ syncookies = 1Net. ipv4.tcp _ tw_reuse = 1Net. ipv4.tcp _ tw_recycle = 1Net. ipv4.tcp _ fin_timeout = 30Then run/sbin/sysctl-P to make the parameter take effect. Hi

Linux system how to build a local git server, for the team to store the development code, the following steps:1. Install git with one server first, install Linux, and choose Ubuntu 14.04 here. Then configure the static ip:172.16.0.110. Execute the following command:>> sudo apt-get install git2. Create a git User:>> sud

end, such as the following code.Attention:In practice, if the Linux command fails on a Linux server, such as the not found command, it is executed, and the code will continue to go down. So make sure the command is correct, or use the return value to judge! The return and not called return values of the call WAITFOR () are different types.Such a download method

It took some time these days to deploy the Django-developed Web project to Apache, referencing some official documents and documents on the Internet, or spending more time on the configuration process. Convenient to have the need of friends, can refer to, less detours! 1. Django Project Deployment Environment descriptionOperating system: Red Hat Enterprise Linux Server Release 5.3 (Tikanga) x86_64 Apache V

Use Nginx to build a simple image server in Linux Recently, I have been asked how to upload images. Which of the following solutions are better? I have also seen some practices for uploading images, but they are not the best, let's talk about the general idea of using Nginx to upload images and image servers. For personal projects or small enterprise projects, th

!"); } printf ("Input Data:"); while (1) { scanf ("%s", sendbuffer); Sending data to the server ret = Send (Clientsocket, Sendbuffer, (int) strlen (sendbuffer),//return send buffer data length 0); if (ret = = socket_error) { printf ("Send Information failed! Error:%d\n ", GetLastError ()); GetChar (); Break } Break } Close socket Closesocket (Clientsocket); if (sendbuffer[0] = = ' Q ')//Set input when the firs

merchant for the goods. Each phase involves RSA encryption of data and RSA digital signatures. Using set protocol, in a transaction, to complete multiple encryption and decryption operations, it has a high security, but the set protocol is more complex than the SSL protocol, businesses and banks need to transform the system to achieve interoperability. Under Linux, the more popular support for SSL authentication is the OpenSSL

I. preface the office printer is HP color inkjet printer, which has been used for a long time, but with the increase in the printing volume, I found that purchasing ink cartridges is not a small expense (all purchased are original ). Then I got a HP3050 black and white laser printer. The previous color frame was equipped with a network printing module, so the whole office can be used after installation, but now this laser does not carry this module, i

Required/lib/security/pam_userdb.so Db=/etc/vsftpd/vsftpd_login 5, the establishment of all FTP virtual user account number of users of the system user account, and set the permissions of the account host directory # useradd-d/home-s/sbin/nologin/ftpsite Virtual# chmod 700/home/ftpsite 6, set vsftpd.conf configuration file #vi/etc/vsftpd/vsftpd.confTo add the configuration content of a virtual user to a configuration fileGuest_enable=yesGuest_username=virtualPam_service_name=vsftpd.vu (to c

Recently encountered a project, the front end with the Apache HTTTPD (80 port), through the two-machine load balance forward to the back end of the two Tomcat processing (8081 and 8082 ports), now need to monitor the situation of these three ports, once down need to be able to immediately alarm processing. Batch system monitoring is better to use Nagios software to achieve, such a small project to install a Nagios software, a little cumbersome. On the

When it comes to cloud hosting, we must be familiar with the most famous brand in China--Ali Cloud, come from behind it by a lot of stationmaster is sought after, its stability and service let it's price ratio straight up, now Aliyun the lowest end configuration cloud host annual fee only need 550 yuan, in similar products is the most sexual price. If you want to make a small station, and want to speed up, Aliyun is also a good choice. Used Aliyun sta

Tags: out color linux server size ACK Linux Service timeout content segmentLinux Server Optimization --time_wait Questions:Check for server time_wait issues:Netstat-n | awk '/^tcp/{++s[$NF]} END {for (a in S) print A, S[a]} ' return: time_wait 41735close_wait 145fin_wait2 3E