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Apache config for Worker MPM vs Prefork MPM

…/dev processes took on strange group permissions, getting the gid of the first user in the apache group. browser caching was not well supported… the dreaded “blank screen between page loads” occurred more frequently under Worker MPM than Prefork MPM… also login/logout was sketchy on some sites… not sure why but my guess is that sessions may not be quite persistent using Worker vs Prefork due to cookie confusion…… 7, 1, 2, 0 and 2066.93

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APC INFO Monitor

How to Configure APC Cache on Virtual Servers with PHP running under FCGId

…d raise your server and thread limits to sane levels in httpd.conf If possible, you may wish to run Apache with Worker MPM instead of Prefork MPM. More information about Apache Worker MPM vs. Prefork MPM » Installation Suggestions and Modification of Defaults Be sure to install the newest version of APC, 3.1.9 as of the last revision of this post (I assume you know how to install and configure all the packages mentioned in this post): pecl ins… 2, 0, 0, 0 and 311.99

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Résumé

Chris Gilligan Information Architect, Web Server Administrator, Media Producer web • video • print chris@chrisgilligan.net chrisgilligan.com I design and produce information and communication media for university, corporate, small business, manufacturing and non-profit clients: web sites Information architecture and design for open source content management systems Linux Apache MySQL PHP web server administration Postfix Dovecot Sendmail […]

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Varnish VCL and Config for WordPress with W3 Total Cache

…# # # Shared secret file for admin interface VARNISH_SECRET_FILE=/etc/varnish/secret # # # The minimum number of worker threads to start VARNISH_MIN_THREADS=1 # # # The Maximum number of worker threads to start VARNISH_MAX_THREADS=1000 # # # Idle timeout for worker threads VARNISH_THREAD_TIMEOUT=120 # # # Cache file location if using file cache #VARNISH_STORAGE_FILE=/var/lib/varnish/varnish_storage.bin # # # Cache size: in bytes, optionally using… 3, 0, 0, 0 and 155.99

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Tuning Apache and MySQL for Best Performance in a Shared Virtual Hosting Environment

…run for less than 24 hours. Example MySQL Tuning Primer results: SLOW QUERIES The slow query log is NOT enabled. Current long_query_time = 10.000000 sec. You have 0 out of 1768137 that take longer than 10.000000 sec. to complete Your long_query_time seems to be fine BINARY UPDATE LOG The binary update log is NOT enabled. You will not be able to do point in time recovery See http://dev.mysql.com/doc/refman/5.1/en/point-in-time-recovery.html WORK… 1, 0, 0, 0 and 52

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