site5主机使用的相关限制

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Processes invoked by the web server, cron, shell or any other method should not exceed the following limitations:
- Consume more than 16 MBs of RAM.
- Utilize in excess of 15 seconds of CPU time.
- Number of open files should not exceed 64.
- Number of simultaneous processes should not exceed 5.
- Core dump files should not be created by scripts.
- Execute a script/binary that forks in a way to create a fork bomb.
- Send outbound mail to more than 25 recipients at any given time.
Database restrictions:
- All users are restricted to 15 concurrent MySQL connections.
- Each database is restricted to 1,000 MBs of disk space.
- Database queries should not exceed 2,000 per hour.
- Database changes (insert/update/delete) should not exceed 500 queries per hour.
- Database servers should not be used as a hosted solution. Database access should only be used for the web site hosted by Site5.
General misc. restrictions:
- The use/creation of more than 30,000 files within any given account.
- Single directories that contain more than 2,500 files.
- Simultaneous Apache connections in excess of 50.
- Files in excess of 10 MBs should not be sent via email.
- Use the find command recursively on directories more than 2 levels deep.
- All cron jobs must be ‘niced’ to 15 or greater.
- All cron jobs should not execute more than once every 15 minutes.
- Our servers should not be used as an SSH bounce point to other servers/networks.
The installation and/or execution of a script and/or binary that runs in the background or listens on a given port are strictly prohibited. If you require a bot, service, daemon or similar to run you should consider a dedicated server.