Now can only be manually cleaned and divided into multi-level directory storage. At least I can mitigate I/O pressure. The following method allows you to schedule tasks with the system. Run it once a week. Empty cookies seven days ago
First, use
From: http://blog.csdn.net/LocalVar/archive/2008/02/13/3620555.aspx
1. Introduction
An important feature of a database that supports transactions like SQLITE is "Atomic commit ". Atomic commit means that all modification actions in a transaction
English addressArticle reference
Brief introductionAn important feature of a database system that supports transactions, such as SQLite, is atomic commit ( atomic commit ). That is, the write to the database in one transaction is either all
Recently, our website often reports a 503 error: "HTTP Error 503. The service is unavailable ". But it is normal to brush one or two times.
It is estimated that the maximum number of concurrent connections of the website is exceeded.
What is an HTTP
Recently, our website often reports a 503 error: "HTTP Error 503. The service is unavailable ". But it is normal to brush one or two times.
It is estimated that the maximum number of concurrent connections of the website is exceeded.
What is
HTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of its simple and fast way. It was proposed in 1990, after several years of use and development, has been
HTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of its simple and fast way. It was proposed in 1990, after several years of use and development, has been
HTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of its simple and fast way. It was proposed in 1990, after several years of use and development, has been
http://www.cnblogs.com/li0803/archive/2008/11/03/1324746.html Introduction HTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System
HTTP is an object-oriented protocol belonging to the application layer, which is suitable for distributed hypermedia information System because of its simple and fast way. It was proposed in 1990, after several years of use and development, has been
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.