mirrors/nextcloud-documentation
3
0
Fork 0
mirror of https://github.com/nextcloud/documentation.git synced 2025-10-26 11:18:02 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #1534 from owncloud/phil-davis-perf-tuning-master

Browse Source 
Performance tuning minor edits
This commit is contained in:
Carla Schroder 2015-08-17 15:27:45 -07:00
commit ea97fdc16c
1 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
admin_manual/configuration_server/performance_tuning.rst
View File

@ -274,11 +274,11 @@ your webservers module for more information:
Apache Tuning
*************
Maximum number Apache processes
===============================
Maximum number of Apache processes
==================================
An Apache process is using around 12MB of RAM. Apache should be configured that
the maximum number of HTTPD processes time 12MB is lower than the amount of
An Apache process uses around 12MB of RAM. Apache should be configured so that
the maximum number of HTTPD processes times 12MB is lower than the amount of
RAM. Otherwise the system begins to swap and the performance goes down. In this
case the maximum number is set to 6000.
@ -384,7 +384,7 @@ On large instances you could consider `running MySQLTuner
<https://github.com/major/MySQLTuner-perl/>`_ to optimize the database.
See the section :doc:`../configuration_database/linux_database_configuration`
how to configure ownCloud for MySQL or MariaDB. If your installation is already
for how to configure ownCloud for MySQL or MariaDB. If your installation is already
running on
SQLite then it is possible to convert to MySQL or MariaDB using the steps
provided in :doc:`../configuration_database/db_conversion`.
@ -455,12 +455,12 @@ Find more details and tips on deploying large ownCloud installations in :doc:`..
Nginx: caching ownCloud gallery thumbnails with fastcgi_cache_purge
*******************************************************************
One of the optimisations for ownCloud when using Nginx as webserver is to
One of the optimisations for ownCloud when using Nginx as the webserver is to
combine FastCGI caching with "Cache Purge", a `3rdparty Nginx module
<http://wiki.nginx.org/3rdPartyModules>`_ that adds the ability to purge
content from `FastCGI`, `proxy`, `SCGI` and `uWSGI` caches. This mechanism
speeds up thumbnail presentation as it shifts requests to Nginx and minimizes
php invocations which else would take place for every thumbnail presented every
php invocations which otherwise would take place for every thumbnail presented every
time.
The following procedure is based on an Ubuntu 14.04 system. You may need to
@ -482,7 +482,7 @@ As a first step, it is necessary to check if your Nginx installation has the
nginx -V 2>&1 | grep ngx_cache_purge -o
If your output contains ``ngx_cache_purge``, you can continue with the
configuration, else you need to manually compile Nginx with the module needed.
configuration, otherwise you need to manually compile Nginx with the module needed.
Compile Nginx with the ``nginx-cache-purge`` module
===================================================
@ -496,7 +496,7 @@ Compile Nginx with the ``nginx-cache-purge`` module
sudo apt-key add nginx_signing.key
sudo vi /etc/apt/sources.list.d/nginx.list
Add following lines (in case, replace ``{trusty}`` by your distribution
Add the following lines (if different, replace ``{trusty}`` by your distribution
name)::
deb http://nginx.org/packages/mainline/ubuntu/ trusty nginx
@ -543,12 +543,12 @@ If not present, add the following line at the top under::
#export DH_VERBOSE=1:
MODULESDIR = $(CURDIR)/debian/modules
And the end of every ``configure`` command add::
And at the end of every ``configure`` command add::
--add-module=$(MODULESDIR)/ngx_cache_purge
Don't forget to escape preceeding lines with a backslash ``\``.
The parameters may now look::
The parameters may now look like::
$(WITH_SPDY) \
--with-cc-opt="$(CFLAGS)" \
@ -572,7 +572,7 @@ The parameters may now look::
nginx -V 2>&1 | grep ngx_cache_purge -o
It should show now: ``ngx_cache_purge``
It should now show: ``ngx_cache_purge``
Show Nginx version including all features compiled and installed::
@ -589,7 +589,7 @@ For every nginx component listed run ``sudo apt-mark hold <component>``
7. **Regular checks for nginx updates**
Do a regular visit on the `Nginx news page <http://nginx.org>`_ and proceed
in case of updates with item 2 to 5.
in case of updates with items 2 to 5.
Configure Nginx with the ``nginx-cache-purge`` module
=====================================================
@ -643,7 +643,7 @@ Add *inside* the ``server{}`` block, as an example of a configuration::
}
.. note: Note regarding the ``fastcgi_pass`` parameter:
Use whatever fits your configuration. In the example above, a ``upstream``
Use whatever fits your configuration. In the example above, an ``upstream``
was defined in an Nginx global configuration file.
This then can look like::