These sites are making profit on traffic arbitrage scheme, showing some advertisements to its users and paying smaller sum of money to its users for interaction with that ads.
No, only one cron task will required. In this single cron task you can execute any bash or PHP script to achive your needs. Do you need to update all table rows (with some filter, may be)? If yes, only one UPDATE query will be used. If no, please tell how you will to distinguish required pages from others.
If you kindly provide your database structure, it will help to show you concrete SQL query.
You should use CRON task or MySQL event_scheduler feature. Check out this Stackoverflow thread.
That's why I recommended to consider RAID10 (f2 layout). The read speed increases twice in that configuration (2 ssd drives) and reliability stays the same as RAID1.
Looks like some queries to external resources were preserved. Check your site code carefully for odd include's, file_get_contents's, curl calls, php stream functions and so on. May be it's simpler to restore your site from backup.
Sure! You can also consider to use RAID10 (far layout working great on two drives)
There is no difference between "www.site.com" and "www.site.com/", because slash means root path and there is no such thing as empty path by HTTP standard. However, browsers can display domain only address, but it's only for displaying purposes.
[- ] matches a single character present in the list (minus, space)
Quantifier "?" means between zero and one time, as many times as possible, giving back as needed [greedy]
Ну если не трогая файлы шаблона то вам сюда
А включить gzip пробовали? :)
Синтаксис: gzip on | off;
Умолчание: gzip off;
