A brief introduction to EdwinThe Edwin is an alarm and monitoring platform that can be used to monitor anything, such as an anomaly (classified as warning and critical), and can be alerted. You can customize how alerts are notified, such as email/SMS/Phone. In addition, it provides a web UI, on which the status of monitoring metrics can be displayed in dashboard form.Edwin for the Monitoring Project organization, from small to large is: Check item, Pa
CentOS 7 source code compilation and installation Nginx process records
Compiling and installing the LNMP environment in CentOS is what needs to be done for every new server or computer. Here, only one record is made. This is a reference for beginners!
I. environment before installation
The CentOS 7 system is used here.
By default, we place the downloaded software in/data/soft (which can be set according
library belongs to, but not too detailed, such as it should be 1.0.1e.5.7, but only output 1.0.1e:# strings/usr/lib/libssl.so.10 | grep "^openssl"OpenSSL 1.0.1e-fips 20133) View Nginx open filesYou can also view the Nginx open file to see if the static compilation, enter the following command:# PS aux | grep
Reprint Please specify source: http://blog.csdn.net/l1028386804/article/details/51425325
There is a very high number of server access, using Nginx, the error log keeps reporting the following error:
2016/05/16 08:53:49 [alert] 13576#0:accept () failed (24:too many open files)2016/05/16 08:53:49 [alert] 13576#0:accept () failed (24:too many
A brief introduction to Edwin The Edwin is an alarm and monitoring platform that can be used to monitor anything, such as an anomaly (classified as warning and critical), and can be alerted. You can customize how alerts are notified, such as email/SMS/Phone. In addition, it provides a web UI, on which the status of monitoring metrics can be displayed in dashboard form.Edwin for the Monitoring Project organization, from small to large is: Check item, P
/ {root /opt/zentao/www;index index.php index.html index.htm;}location ~ \.php$ {root /opt/zentao/www; fastcgi_pass 127.0.0.1:9000;fastcgi_index index.php;fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;include fastcgi_params;}
Start the Nginx and open 80 ports on the fire wall# 启动nginx/usr/local/
process is as follows:
1.# Download installs the newest Pcre library
The code is as follows
Copy Code
2.[root@localhost downloads]# wget-c ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/pcre-8.31.tar.gz3.[root@localhost downloads]# tar xzvf pcre-8.31.tar.gz4.[root@localhost downloads]# CD pcre-8.315.[root@localhost pcre-8.31]#./configure6.[root@localhost pcre-8.31]# make make install7.[root@localhost pcre-8.31]# CD.
2. Installation Tcmalloc upgrad
Source code analysis is a step-by-step process, starting with a rough understanding of the process, a variety of understanding is not too profound, but these real feelings are also recorded, I think it is quite interesting, some understandings may be one-sided or incorrect, but you can continue to correct errors and deepen understanding through a more in-depth and meticulous analysis process. Source code an
Normal access Nginx words is to display the Nginx Welcome page, that is,/nginx/html/index.html file;If you want to display all the files in the/html/directory, you need to open the directory file list display;In the nginx.conf master configuration file in the HTTP or Location code snippet, configure a piece of code can
) install the dependency package open-ssl library [plain] sudo apt-get install libcurl4-openssl-dev note: if not installed, when (3) is performed, the following occurs: [plain]. /configure: error: SSL modules require the OpenSSL library. you can either do not enable the modules, or install the OpenSSL library into the system, or build the OpenSSL library statically from the source with
the data area of each node (part) of the linked list. The elements here can be an integer or a structure.
Is a logical structure of a linked list with three nodes.
There are too many lines in the figure and it is easy to get dizzy. The figure below may be better.
3. An example
The best way to understand and master open-source software is to write some test code by yourself, or rewrite the software itse
Nginx Source Installation1. Install the development Kit# Yum install-y pcre-devel openssl-devel2. Unzip the source package and edit the file hidden Nginx version# Tar zxvf nginx-1.8.0.tar.gz# CD nginx-1.8.0# Vim AUTO/CC/GCC #CFLA
Compile Nginx source code in Windows 1. Open MinGW32 and switch to the current Code directory www.2cto.com 2 ,. /auto/configure-prefix = "c: /nginx "-with-cc-opt ="-D FD_SETSIZE = 4096-D _ NO_MINGW_LFS-D _ WATCOMC _ "-without-http_rewrite_module-without-http_gzip_module since it is downloaded from the SVN Repository
ngx_signal_process (), as shown below.
if (ngx_signal) { return ngx_signal_process(cycle, ngx_signal); }
You can perform an experiment on your own to enable nginx, and then enable the nginx sending signal to view the changes in the nginx process.
(2) ngx_signal_process () function processing
Function:
Read the ngx_core_module Configuration Struc
Nginx InstallationLinux systems need to install the necessary development packages, such as gcc,gcc-c++1.OpenSSL (HTTPS supported)Https://www.openssl.org/source/openssl-1.0.2.tar.gzTAR-ZXVF openssl-1.0.2.tar.gz # Download and unzip, then CD to the installation directory, the same as./config--prefix=/usr/local--openssldir=/usr/local/opensslmake 2.Pcre: (Supports forwarding components)3.
official website), and then I started to roll up my sleeves and dry it.
From reading the source of the Docker to the present, there are also some reading the source code of the sources of inspiration, here to record and share with you. Of course, the source code of this project I did not finish reading, read for about a week. So, if there is any sentiment in the
Apache Support for PHP is supported by the Apache MOD_PHP5 module, which is different from the nginx. Nginx is a Third-party fastcgi processor that can parse PHP.
If the source code is compiled and installed in PHP, you need to specify--WITH-APXS2=/USR/LOCAL/APACHE2/BIN/APXS at compile time to tell the compiler to provide parsing to PHP via the Apache MOD_PHP5 m
Fastdfs-nginx extension module source code analysis, fastdfsng.pdfFastDFS-Nginx extension module source code analysis 1. Background
In most business scenarios, http download services are often required for files stored in FastDFS. Although FastDFS has built-in http services in its storage and tracker, its performance i
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