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Supercharging Drupal
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Jochen Lillich
November 08, 2013
Technology
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Supercharging Drupal
My talk at DrupalCamp Cork about building a high-performance system stack.
Jochen Lillich
November 08, 2013
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Transcript
freistil.it Supercharging Drupal Jochen Lillich
Jochen Lillich @geewiz Sysadmin since 1993 Managing director of freistil
IT IT architect for freistilbox
Tuning strategies 10 Optimise capacity 20 Minimise cost 30 Measure
40 GOTO 10
None
“They stink?”
“They make you cry?”
Layers
Browser Apache File System Static files
Tuning Linux Fast disks File system cache File system layout
Tuning Apache MaxClients & Co. KeepAlive CPU with AES support
Browser Apache File System Drupal MySQL PHP
Tuning MySQL Disk drives InnoDB Buffers tmpdir
Optimise your f%#§ing SQL queries!
Tuning PHP Get many CPU cores Use an opcode cache
Browser Apache File System Opcode Cache MySQL PHP APC
Tuning APC 64-128 MB Check apc.php
Tuning Drupal Compression Aggregation Caches Choose modules wisely
Browser Apache Object Cache MySQL PHP memcached memcached
Configuration $conf['cache_default_class'] = 'MemCacheDrupal'; ! $conf['cache_class_cache_form'] = 'DrupalDatabaseCache';
Browser Apache HTTP Cache Varnish
Drupal configuration
Cache headers HTTP/1.1 200 OK Date: Wed, 06 Nov 2013
17:30:00 GMT X-Drupal-Cache: MISS Expires: Sun, 19 Nov 1978 05:00:00 GMT Last-Modified: Wed, 06 Nov 2013 17:29:45 +0000 Cache-Control: public, max-age=3600 X-Generator: Drupal 7 (http://drupal.org) Vary: Cookie,Accept-Encoding Age: 14 X-Varnish-Cache: HIT X-Varnish-Cache-Hits: 2
Tuning Varnish Modules: Purge, Varnish Optimise VCL logic IsVarnishWorking.com
http://www.flickr.com/photos/seriousbri/4020277369
Browser Apache Search Engine MySQL PHP Solr
Tuning Solr Caching # of indexed/stored fields mergeFactor Sharding
Other approaches CDN Load balancing
Daily practice Management Updates Monitoring Metrics … Know-how
We’re hiring!
Thanks! Questions? ! jochen@freistil.it