Rootadminacc: Created page with "When doing php -v if you get: PHP Warning: PHP Startup: Unable to load dynamic library '/usr/lib/php5/20090626/apc.so' - /usr/lib/php5/20090626/apc.so: cannot open shared ob..."

2013-01-15T12:06:27Z

Created page with "When doing php -v if you get: PHP Warning: PHP Startup: Unable to load dynamic library '/usr/lib/php5/20090626/apc.so' - /usr/lib/php5/20090626/apc.so: cannot open shared ob..."

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When doing php -v if you get:

PHP Warning: PHP Startup: Unable to load dynamic library '/usr/lib/php5/20090626/apc.so' - /usr/lib/php5/20090626/apc.so: cannot open shared object file: No such file or directory in Unknown on line 0

Take a full server backup if possible and do the following via [[SSH]]:

<pre>vim /etc/apt/sources.list</pre>

Add in the following:

<pre>deb http://php53.dotdeb.org stable all
deb-src http://php53.dotdeb.org stable all

deb http://packages.dotdeb.org stable all
deb-src http://packages.dotdeb.org stable all</pre>

Then run:

<pre>apt-cache search libpcre3-dev
apt-get install libpcre3-dev

pecl install apc
#or
pecl channel-update pecl.php.net</pre>

Say the default to following to the prompts:

[http://stackoverflow.com/questions/8701312/what-is-apc-internal-debugging First prompt advice]<br>
[http://serverfault.com/questions/212962/php-apc-installation-questions Second prompt advice]

<pre>Enable internal debugging in APC [no] : no
Enable per request file info about files used from the APC cache [no] : no #but yes can be useful in this case
Enable spin locks (EXPERIMENTAL) [no] : no
Enable memory protection (EXPERIMENTAL) [no] : no
Enable pthread mutexes (default) [yes] : yes
Enable pthread read/write locks (EXPERIMENTAL) [no] : no</pre>

<pre>pear config-set php_ini /etc/php5/apache2/php.ini
pecl config-set php_ini /etc/php5/apache2/php.ini</pre>

And now restart Apache for the changes to take effect:

apache2ctl graceful

[http://www.jonathanmanning.com/2011/08/17/how-to-install-php-pecl-for-5-3-x-with-apc-module Install Guide]

If you want to uninstall it use:

pecl uninstall apc-3.1.9

[https://www.google.co.uk/search?hl=en&safe=active&site=&source=hp&q=xcache+vs+apc&oq=xcache+ver&gs_l=hp.3.0.0i10j0i30l4j0i5i10i30j0i8i30j0i8i10i30j0i8i30.12830.14047.0.14977.10.9.0.1.1.0.82.531.9.9.0...0.0...1c.nFd2UYv2d-Y xcache vs APC]

[http://stackoverflow.com/questions/930877/apc-vs-eaccelerator-vs-xcache APC vs eAccelerator vs Xcache]<br>
[http://stackoverflow.com/questions/1614316/which-one-would-you-choose-xcache-or-apc Xcache or APC 1]<br>
[http://xenforo.com/community/threads/xcache-or-apc.26283 Xcache or APC 2]

APC - Revision history

Rootadminacc: Created page with "When doing php -v if you get: PHP Warning: PHP Startup: Unable to load dynamic library '/usr/lib/php5/20090626/apc.so' - /usr/lib/php5/20090626/apc.so: cannot open shared ob..."