Gelişmiş cache/önbellekleme  sistemlerinden olan MemCACHE kurulumu CentOS sunucular için nasıl yapılır? Gelin en pratik yoluna bir bakalım:

PHP MemCACHE Nasıl Kurulur?
How to install PHP MemCACHE?

• # yum install memcached.x86_64 php-pecl-memcache.x86_64
  
  OR 
•  # yum install memcached php-pecl-memcache 
• Örnek çıktı:Sample outputs:Loaded plugins: fastestmirror, security
  Setting up Install Process
  Loading mirror speeds from cached hostfile
  * atomic: mirror1.34sp.com
  * base: mirror-fr1.bbln.org
  * extras: mirror-fr1.bbln.org
  * updates: centos.crazyfrogs.org
  Resolving Dependencies
  –> Running transaction check
  —> Package memcached.x86_64 0:1.4.22-4.el6.art will be installed
  —> Package php-pecl-memcache.x86_64 0:3.0.8-3.el6.art will be installed
  –> Finished Dependency ResolutionDependencies Resolved

  =================================================================================
  Package                 Arch         Version                 Repository    Size
  =================================================================================
  Installing:
  memcached               x86_64       1.4.22-4.el6.art        atomic        85 k
  php-pecl-memcache       x86_64       3.0.8-3.el6.art         atomic        83 k

  Transaction Summary
  =================================================================================
  Install       2 Package(s)

  Total download size: 168 k
  Installed size: 465 k
  Is this ok [y/N]: y
  Downloading Packages:
  (1/2): memcached-1.4.22-4.el6.art.x86_64.rpm              |  85 kB     00:00
  (2/2): php-pecl-memcache-3.0.8-3.el6.art.x86_64.rpm       |  83 kB     00:00
  ———————————————————————————
  Total                                            1.1 MB/s | 168 kB     00:00
  Running rpm_check_debug
  Running Transaction Test
  Transaction Test Succeeded
  Running Transaction
  Installing : php-pecl-memcache-3.0.8-3.el6.art.x86_64                      1/2
  Installing : memcached-1.4.22-4.el6.art.x86_64                             2/2
  Verifying  : memcached-1.4.22-4.el6.art.x86_64                             1/2
  Verifying  : php-pecl-memcache-3.0.8-3.el6.art.x86_64                      2/2

  Installed:
  memcached.x86_64 0:1.4.22-4.el6.art php-pecl-memcache.x86_64 0:3.0.8-3.el6.art

  Complete!

• # vi /etc/sysconfig/memcachededit the memcache config
  Manuel olarak SFTP programları ile ya da vi ile konfigürasyon dosyasını düzenleyelim:
• default config outputs
  PORT=”11211″
  USER=”memcached”
  MAXCONN=”1024″
  CACHESIZE=”64″
  OPTIONS=””we recommend, replacePORT=”11211″
  USER=”memcached”
  MAXCONN=”3024″
  CACHESIZE=”564″
  OPTIONS=”” 
• MemCACHE nasıl yönetilir?
  How to manage MemCACHE ?
  # /etc/init.d/memcached start
  # /etc/init.d/memcached stop
  # /etc/init.d/memcached restart
  # /etc/init.d/memcached status 
• MemCACHE şu an çalışıyor mu?
  If it is running or not? Type the following command to see
  # pgrep memcached
  # netstat -tulpn | grep :11211 
• MemCACHE ile sunucunun genel istatiklerini görmek için:
  To get general stats about the server: use the memcache# memcached-tool 192.168.1.15:11211 stats
  –
  –
  Source/Kaynak: http://www.cyberciti.biz/faq/howto-install-memcached-under-rhel-fedora-centos/

Bir önceki yazımız olan MySQL Tuning Veritabanı Optimizasyonu ile Sunucu Performansınızı Yükseltin! başlıklı makalemizde How to Install MySQL Tuning, mysql tuning ve MySQL Tuning Nasıl Kurulur hakkında bilgiler verilmektedir.