centos phpize,centos7调整字体大小

CentOS下PHP安装memcache扩展问题解决方法分享

系统版本是5.2,把安装memcached的方法记录下先:

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代码如下:

cd~/memcached

   wget-c

   wget-c

   #安装libevent

   tar-zxvf libevent-1.4.10-stable.tar.gz

   cd libevent-1.4.10-stable

   ./configure

   make

   make install

   #安装memcached

   cd..

   tar-zxvf memcached-1.2.8.tar.gz

   cd memcached-1.2.8

   ./configure

   make

   make install

   #如果是64位系统,还需要把libevent的文件复制到/wp-content/lib64/下,用来解决error while loading shared libraries的问题

   cp-R/wp-content/local/lib/libevent*/wp-content/lib64/

好了,开始安装php的扩展,恶梦开始了,本以为直接用yum来安装php-devel.x86_64和php-pecl-memcache.x86_64这两个扩展就可以了,可装了后 phpinfo()里根本找不到memcache扩展,把已经装的这两个扩展remove重来,还是不行,goooooooooooooogle,找到了一篇文章《PHP Pecl Memcached module installation problems》,有救喽,先remove掉php-pecl-memcache.x86_64,然后执行了

pecl install memcache

顺利安装上了,打开/etc/php.d/看了下,没有memcache.ini,好吧,手动到/etc/php.ini加上了 extension=memcache.so,好了,重启httpd,刷新 phpinfo(),竟然还没有,我郁闷了。。

回头想想,我好像漏了一个地方没有检查,马上打开/wp-content/lib64/php/modules/查看,果然没有memcache.so,会在哪呢? find-name之,原来躲在/wp-content/local/lib/php/extensions/no-debug-non-zts-20060613/下,复制到/wp-content/lib64/php/modules/再试,久违的 memcache扩展出现了。 T T

Memcached参数说明:

-d选项是启动一个守护进程   -m分配给Memcache使用的内存数量,单位是MB   -u运行Memcache的用户   -l监听的服务器IP地址   -p设置Memcache监听的端口,最好是1024以上的端口   -c最大运行的并发连接数,默认是1024,按照你服务器的负载量来设定   -P设置保存Memcache的pid文件   

启动:

memcached-d-u root-m 128-c 8192

查看状态:

watch“echo stats| nc 127.0.0.1 11211″

状态说明:

uptime:memcached运行的秒数   cmd_get:查询缓存的次数。这两个数据相除一下就能得到平均每秒请求缓存的次数   cmd_set:设置key=value的次数   get_hits:缓存命中的次数。缓存命中率= get_hits/cmd_get* 100%   scurr_items:现在在缓存中的键值对个数   

相关网址:

Libevent:

   Memcached:

   PHP Memcached Extension:

[shell]

[root@~]# pecl install memcache

downloading memcache-2.2.6.tgz...

Starting to download memcache-2.2.6.tgz(35,957 bytes)

..........done: 35,957 bytes

11 source files, building

WARNING: php_bin/opt/php/bin/php appears to have a suffix/bin/php, but config variable php_suffix does not match

running: phpize

Configuring for:

PHP Api Version: 20090626

Zend Module Api No: 20090626

Zend Extension Api No: 220090626

Enable memcache session handler support? [yes]: n

[/shell]

[shell]

running: make INSTALL_ROOT="/var/tmp/pear-build-root/install-memcache-2.2.6" install

Installing shared extensions:/var/tmp/pear-build-root/install-memcache-2.2.6/opt/php/lib/php/extensions/no-debug-non-zts-20090626/

running: find"/var/tmp/pear-build-root/install-memcache-2.2.6"| xargs ls-dils

11370548 4 drwxr-xr-x 3 root root 4096 Jan 6 15:55/var/tmp/pear-build-root/install-memcache-2.2.6

11370602 4 drwxr-xr-x 3 root root 4096 Jan 6 15:55/var/tmp/pear-build-root/install-memcache-2.2.6/opt

11370603 4 drwxr-xr-x 3 root root 4096 Jan 6 15:55/var/tmp/pear-build-root/install-memcache-2.2.6/opt/php

11370604 4 drwxr-xr-x 3 root root 4096 Jan 6 15:55/var/tmp/pear-build-root/install-memcache-2.2.6/opt/php/lib

11370605 4 drwxr-xr-x 3 root root 4096 Jan 6 15:55/var/tmp/pear-build-root/install-memcache-2.2.6/opt/php/lib/php

11370606 4 drwxr-xr-x 3 root root 4096 Jan 6 15:55/var/tmp/pear-build-root/install-memcache-2.2.6/opt/php/lib/php/extensions

11370607 4 drwxr-xr-x 2 root root 4096 Jan 6 15:55/var/tmp/pear-build-root/install-memcache-2.2.6/opt/php/lib/php/extensions/no-debug-non-zts-20090626

11370601 236-rwxr-xr-x 1 root root 235639 Jan 6 15:55/var/tmp/pear-build-root/install-memcache-2.2.6/opt/php/lib/php/extensions/no-debug-non-zts-20090626/memcache.so

Build process completed successfully

Installing'/opt/php/lib/php/extensions/no-debug-non-zts-20090626/memcache.so'

install ok: channel://pecl.php.net/memcache-2.2.6

configuration option"php_ini" is not set to php.ini location

You should add"extension=memcache.so" to php.ini

[/shell]

CentOSyumphpmcrypt扩展安装方法

使用 yum install php-mcrypt安装mcrypt扩展时会提示没有安装包

Setting up Install Process

No package php-mcrypt available.

Error: Nothing to do

mcrypt是加密扩展库,加载了它可以用他里面自带的22种加密解密算法

CentOS6默认安装的是php5.3.2

默认的 redhat repos php中是没有 mcrypt扩展的

根据红帽的官方消息()RHEL不打算添加PHP的mcrypt的支持

Joe Orton 2010-08-05 04:47:17 EDT

Thanks for the report.

We are not planning to ship mcrypt support for PHP.

解决方法:

从php官网下载新的php 5.3源码包后,解压到本地目录

进入解压目录下的 ext目录后会发现有 mcrypt,

进入 mcrypt目录

#cd/ext/mcrypt

#phpize

注意:如果报-bash:phpize not Found那么 yum install php-devel就可以使phpize进行动态编译安装扩展

#./configure-with-php-config=/usr/sbin/php/bin/php-config

#make&& make install

出现:

----------------------------------------------------------------------

Libraries have been installed in:

/var/php-5.3.10/ext/mcrypt/modules

If you ever happen to want to link against installed libraries

in a given directory, LIBDIR, you must either use libtool, and

specify the full pathname of the library, or use the `-LLIBDIR'

flag during linking and do at least one of the following:

- add LIBDIR to the `LD_LIBRARY_PATH' environment variable

during execution

- add LIBDIR to the `LD_RUN_PATH' environment variable

during linking

- use the `-Wl,-rpath-Wl,LIBDIR' linker flag

- have your system administrator add LIBDIR to `/etc/ld.so.conf'

See any operating system documentation about shared libraries for

more information, such as the ld(1) and ld.so(8) manual pages.

----------------------------------------------------------------------

Build complete.

Don't forget to run'make test'.

Installing shared extensions:/usr/lib64/php/modules/

查看:

# php-m

...

libxml

mbstring

mcrypt

mysql

...

[Zend Modules]

已安装成功!

再次查看 phpinfo,可以看到mcrypt扩展详情。

centos5 源码安装Nginx + mysql + apache + php的方法

主要依照的是张宴的一篇博文《》,安装的软件是也是从他提供的列表中下载,这里都是tar.gz格式,如果更希望是rpm格式的话,提供一个网址《》这里列出了比较完全的下载包。

我安装的系统:Centos5

1、下载;

我安装的下载来自张宴博文下的地址,下载保存的是home下自己目录的一个文件夹下:

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代码如下:

cd/home/xuxx/software

   wget

   wget

   wget

   wget

   wget

   wget

   wget

   wget

   wget

   wget

   wget

   wget

   wget

   wget

2、准备编译安装环境,需要编译源码用到gc++

建议如果是新安装的系统,使用yum upgrade更新下系统。

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代码如下:

sudo-s

   LANG=C

   yum-y install gcc gcc-c++ autoconf libjpeg libjpeg-devel libpng libpng-devel freetype freetype-devel libxml2 libxml2-devel zlib zlib-devel glibc glibc-devel

   glib2 glib2-devel bzip2 bzip2-devel ncurses ncurses-devel curl curl-devel e2fsprogs e2fsprogs-devel krb5 krb5-devel libidn libidn-devel openssl openssl-devel

   openldap openldap-devel nss_ldap openldap-clients openldap-servers

注意:这里所有的命令是一行的而不能有换行符,如果是copy的时候,注意要去处该换行符

确保安装成功!才能正确使用编译。

3、安装:

一、安装PHP 5.2.8(FastCGI模式)

1、编译安装PHP 5.2.8所需的支持库:

1] libiconv库

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代码如下:

tar zxvf libiconv-1.13.tar.gz

   cd libiconv-1.13/

   ./configure--prefix=/usr/local

   make

   make install

   make clean

   make distclean

   cd../

make clean和make distclean都是删除安装过程中生成的缓存文件。当然如果你不介意放着也可以跳过这两步清理操作。

2]libmcrypt库

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代码如下:

tar zxvf libmcrypt-2.5.8.tar.gz

   cd libmcrypt-2.5.8/

   ./configure

   make

   make install

   make clean

   make distclean

   /sbin/ldconfig

   cd libltdl/

   ./configure--enable-ltdl-install

   make

   make install

   make clean

   make distclean

   cd

3] mhash库

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代码如下:

tar zxvf mhash-0.9.9.9.tar.gz

   cd mhash-0.9.9.9/

   ./configure

   make

   make install

   cd../

4]mcrypt库

注意:因为该库和libmcrypt有依赖性,所以在安装前必须知道libmcrypt,否则的话会出现:

错误

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代码如下:

checking for libmcrypt– version= 2.5.0…

   ***‘libmcrypt-config–version’ returned 2.4.0, but LIBMCRYPT(2.5.8)

   *** was found! If libmcrypt-config was correct, then it is best

   *** to remove the old version of LIBMCRYPT. You may also be able to fix the error

   *** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing

   ***/etc/ld.so.conf. Make sure you have run ldconfig if that is

   *** required on your system.

   *** If libmcrypt-config was wrong, set the environment variable LIBMCRYPT_CONFIG

   *** to point to the correct copy of libmcrypt-config, and remove the file config.cache

   *** before re-running configure

   configure: error:*** libmcrypt was not found

是因为path的问题,所以执行:

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代码如下:

ln-s/usr/local/lib/libmcrypt.la/usr/lib/libmcrypt.la

   ln-s/usr/local/lib/libmcrypt.so/usr/lib/libmcrypt.so

   ln-s/usr/local/lib/libmcrypt.so.4/usr/lib/libmcrypt.so.4

   ln-s/usr/local/lib/libmcrypt.so.4.4.8/usr/lib/libmcrypt.so.4.4.8

   ln-s/usr/local/lib/libmhash.a/usr/lib/libmhash.a

   ln-s/usr/local/lib/libmhash.la/usr/lib/libmhash.la

   ln-s/usr/local/lib/libmhash.so/usr/lib/libmhash.so

   ln-s/usr/local/lib/libmhash.so.2/usr/lib/libmhash.so.2

   ln-s/usr/local/lib/libmhash.so.2.0.1/usr/lib/libmhash.so.2.0.1

   ln-s/usr/local/bin/libmcrypt-config/usr/bin/libmcrypt-config

然后再安装:

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代码如下:

tar zxvf mcrypt-2.6.8.tar.gz

   cd mcrypt-2.6.8/

   /sbin/ldconfig

   ./configure

   make

   make install

   cd../

二、安装mysql

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代码如下:

/usr/sbin/groupadd mysql

   /usr/sbin/useradd-g mysql xxx

   unzip mysql-5.1.33.zip

   cd mysql-5.1.33/

   ./configure--prefix=/usr/local/webserver/mysql/--enable-assembler--with-extra-charsets=complex--enable-thread-safe-client--with-big-tables

   --with-readline--with-ssl--with-embedded-server--enable-local-infile--with-plugins=innobase

   make

   make install

   make clean

   make distclean

   chmod+w/usr/local/webserver/mysql

   chown-R xxx:mysql/usr/local/webserver/mysql

   cp support-files/my-medium.cnf.sh/usr/local/webserver/mysql/my.cnf

   cd../

注意:这里编译./configure命令是一行的而不能有换行符,如果是copy的时候,注意要去处该换行符

在最后一步拷贝的时候,我安装完在support-files下没有my-medium.cnf而只有my-medium.cnf.sh所以将这个文件拷贝过去。

@张宴原文:

附:以下为附加步骤,如果你想在这台服务器上运行MySQL数据库,则执行以下两步。如果你只是希望让PHP支持MySQL扩展库,能够连接其他服务器上的MySQL数据库,那么,以下两步无需执行。

①、以xxx用户帐号的身份建立数据表:

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代码如下:

/usr/local/webserver/mysql/bin/mysql_install_db--basedir=/usr/local/webserver/mysql--datadir=/usr/local/webserver/mysql/data--user=xxx

②、启动MySQL(最后的表示在后台运行)

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代码如下:

/bin/sh/usr/local/webserver/mysql/bin/mysqld_safe--defaults-file=/usr/local/webserver/mysql/my.cnf

3、编译安装PHP(FastCGI模式)

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代码如下:

tar zxvf php-5.2.8.tar.gz

   gzip-cd php-5.2.8-fpm-0.5.10.diff.gz| patch-d php-5.2.8-p1

   cd php-5.2.8/

   ./configure--prefix=/usr/local/webserver/php--with-config-file-path=/usr/local/webserver/php/etc--with-mysql=/usr/local/webserver/mysql

   --with-mysqli=/usr/local/webserver/mysql/bin/mysql_config--with-iconv-dir=/usr/local--with-freetype-dir--with-jpeg-dir--with-png-dir--with-zlib

   --with-libxml-dir=/usr--enable-xml--disable-rpath--enable-discard-path--enable-safe-mode--enable-bcmath--enable-shmop--enable-sysvsem

   --enable-inline-optimization--with-curl--with-curlwrappers--enable-mbregex--enable-fastcgi--enable-fpm--enable-force-cgi-redirect

   --enable-mbstring--with-mcrypt--with-gd--enable-gd-native-ttf--with-openssl--with-mhash--enable-pcntl--enable-sockets--with-ldap

   --with-ldap-sasl

   make ZEND_EXTRA_LIBS='-liconv'

   make install

   cp php.ini-dist/usr/local/webserver/php/etc/php.ini

   cd../

注意:这里./configure命令是一行的而不能有换行符,如果是copy的时候,注意要去处该换行符

4、编译安装PHP5扩展模块--可选安装

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代码如下:

tar zxvf memcache-2.2.5.tgz

   cd memcache-2.2.5/

   /usr/local/webserver/php/bin/phpize

   ./configure--with-php-config=/usr/local/webserver/php/bin/php-config

   make

   make install

   make clean

   make distclean

   cd../

   tar jxvf eaccelerator-0.9.5.3.tar.bz2

   cd eaccelerator-0.9.5.3/

   /usr/local/webserver/php/bin/phpize

   ./configure--enable-eaccelerator=shared--with-php-config=/usr/local/webserver/php/bin/php-config

   make

   make install

   make clean

   make distclean

   cd../

   tar zxvf PDO_MYSQL-1.0.2.tgz

   cd PDO_MYSQL-1.0.2/

   /usr/local/webserver/php/bin/phpize

   ./configure--with-php-config=/usr/local/webserver/php/bin/php-config--with-pdo-mysql=/usr/local/webserver/mysql

   make

   make install

   make clean

   make distclean

   cd../

   tar zxvf ImageMagick.tar.gz

   cd ImageMagick-6.5.1-2/

   ./configure

   make

   make install

   make clean

   make distclean

   cd../

   tar zxvf imagick-2.2.2.tgz

   cd imagick-2.2.2/

   /usr/local/webserver/php/bin/phpize

   ./configure--with-php-config=/usr/local/webserver/php/bin/php-config

   make

   make install

   make clean

   make distclean

   cd../

5、修改php.ini文件

STRONG手工修改:/STRONG查找/usr/local/webserver/php/etc/php.ini中的extension_dir="./"

修改为extension_dir="/usr/local/webserver/php/lib/php/extensions/no-debug-non-zts-20060613/"

并在此行后增加以下几行,然后保存:

extension="memcache.so"

extension="pdo_mysql.so"

extension="imagick.so"

再查找output_buffering= Off

修改为output_buffering= On

6、配置eAccelerator加速PHP:

mkdir-p/usr/local/webserver/eaccelerator_cache

vi/usr/local/webserver/php/etc/php.ini

按shift+g键跳到配置文件的最末尾,加上以下配置信息:

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代码如下:

[eaccelerator]

   zend_extension="/usr/local/webserver/php/lib/php/extensions/no-debug-non-zts-20060613/eaccelerator.so"

   eaccelerator.shm_size="128"

   eaccelerator.cache_dir="/usr/local/webserver/eaccelerator_cache"

   eaccelerator.enable="1"

   eaccelerator.optimizer="1"

   eaccelerator.check_mtime="1"

   eaccelerator.debug="0"

   eaccelerator.filter=""

   eaccelerator.shm_max="0"

   eaccelerator.shm_ttl="300"

   eaccelerator.shm_prune_period="120"

   eaccelerator.shm_only="0"

   eaccelerator.compress="1"

   eaccelerator.compress_level="9"

修改配置文件:

vi/etc/sysctl.conf

kernel.shmmax= 134217728

然后执行以下命令使配置生效:/sbin/sysctl-p

以下的步骤和张宴步骤中一样配置,不再赘诉

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