mac so slow

Transferred from: http://blog.csdn.net/KingBoyWorld/article/details/73440717From the console, each time the local address (127.0.0.1) is connected, the problem may be here.Modify the local/etc/hosts file to add the following:127.0.0.1 localhost locaModify the Hosts file (my hostname is kingboydemacbook-pro.local, please follow your own changes):Add the following content:127.0.0.1 localhost KingBoydeMacBook-Pro.localNo need to restart after modification, try debugger again. There's noth

mac Thunder Download speed slow how to do? Many users are reflected in the Mac on the download file with thunder slow, and sometimes even 0. But this situation has nothing to do with the network, how to solve it? The following small series to share a solution to this problem, the need for friends to go and see. Chec

Why is the internet slow? MAC Activity Monitor helps you find out why . For MAC users There are a lot of network usage monitor, in order to improve the speed of the Internet, many users want to use this type of tool to see where the speed is used, or to limit the network of "big Net". But Mac's new users, do you know that the activity monitor in the system alrea

You can use terminal commands to adjust:steps:1. Open Terminal2, Input command view:defaults read-g com.apple.mouse.scaling (you can see the current speed of the mouse)3, Input command modified:defaults write-g com.apple.mouse.scaling 7 (Modify mouse speed to 7) (Personal advice below 7 can be, I feel that 7 is already ready to use, if not enough, you can enter their ideal value.) Too fast to try, highest Test to ten)4, restart the computer, repeat the first step5, modify the completion, you ca

At present, the main reasons for the slow shutdown can be divided into OS X system itself problems and application software problems. The essential difference between the two is that the former causes the system to exit after the screen appears "rotary Gear" (spinning Gear, commonly known as infinite chrysanthemum, even some people number laps, called 20 laps, etc.) and wait for a long time, and the latter is before the system exits, the system tries

At present, the main reasons for the slow shutdown can be divided into OS X system itself problems and application software problems. The essential difference between the two is that the former causes the system to exit after the screen appears "rotary Gear" (spinning Gear, commonly known as infinite chrysanthemum, even some people number laps, called 20 laps, etc.) and wait for a long time, and the latter is before the system exits, the system tries

Essays-66 Articles-0 comments-MySQL slow query (ii)-Pt-query-digest detailed slow query log one, Introduction Pt-query-digest is a tool for analyzing MySQL slow query, it can analyze Binlog, Gene RAL Log, Slowlog, can also be analyzed via showprocesslist or MySQL protocol data captured by Tcpdump. The analysis results can be exported to a file, the analysis proce

. Disable unwanted components and extensions in the Notification CenterThe notification Center has a variety of practical widgets that are really cool, but they can lose a lot of performance. For older Macs, notifying the hub to turn on too many components can slow down the restart and landing process.Access the system preferences and go to the "extensions" feature to check out unused components.4, install beamoff APP reference URL: http://blog.csdn.n

MySQL Slow Query Log (Slow Query Log), mysqlslow Like most relational databases, log files are an important part of MySQL databases. MySQL has several different log files, such as error log files, binary logs, common logs, and slow query logs. These logs help us locate the internal events of mysqld, database performance faults, record the change history of data,

MySQL Slow queryIn web development, we often write some SQL statements, a bad SQL statement may make your entire program very slow, more than 10 seconds the average user will choose to close the Web page, how to optimize the SQL statement to run those long-running SQL statements to find out? MySQL provides us with a very good feature, that is slow query! The so-c

This article describes how to analyze MySQL slow query logs by setting parameters to analyze the causes of performance problems, for more information, see query. Currently, most databases provide performance analysis tools. For example, Oracle will help you find slow statements and provide optimization solutions. In MySQL, you need to enable slow log records for

When MySQL uses the slow query log to locate those SQL statements that perform less efficiently, and start with the--log-slow-queries[=file_name] option, Mysqld writes a full execution time of more than Long_ Query_time The log file of the SQL statement for the second, by looking at this log file to locate the less efficient SQL.The slow query log is not logged a

Slow query log: all SQL statements that run longer than long_query_time in MySQL slow query log records help you find slow SQL statements, so that we can optimize these SQL statements. Slow query log configuration: by default, mysql does not enable slow query logs. [Root @ r

Tags: mysql optimized sql slow logRecently, a development team complained that our platform contains MySQL cluster not, always reported the MySQL "Heartbeat Error", analyzed the logs they collected, did not find the network between the MySQL cluster node problem, but found a very interesting phenomenon , in the MySQL slow log found a large number of slow queries,

General log:The geleral log records every query or command received by the server. General log records the query or command, whether it is correct or even contains a syntax error, the record format is {time, ID, command, argument }. It is also because the MySQL server needs to constantly record logs, enabling General log will produce a large amount of system overhead. Therefore, MySQL disables General log by default. You can enable the General log function or change the log storage path by modif

Tags: indicates record Run command Net TLE HTTP LOB Prevention comprehension A recent development team complained that our platform included MySQL cluster, and always reported MySQL's "Heartbeat Error". Analyzed the logs they collected. Did not find the MySQL cluster node network between the problem, but found a very interesting phenomenon, in the MySQL slow log found a lot of slow query. Basically, it take

MySQL log-slow query log (slow-query-log)Slow query log: All SQL statements that run longer than long_query_time in MySQL slow query log records help you find slow SQL statements, so that we can optimize these SQL statements. Slow

1, PHP slow script log intermittent 502, is caused by the failure of the back-end PHP-FPM, intermittent 502 is generally considered to be caused by the restart of the PHP-FPM process. An intermittent 502 error occurs when the number of child processes in the PHP-FPM exceeds the number in the configuration, and if max_requests is set in the configuration, a 502 error occurs when the number is exceeded. 1, PHP slow