Use the swoole process Module to manage php processes. In the putty window, run the php Command to execute the main program. The main program creates a sub-process and outputs a number every two seconds, how can I see the output of a sub-process? Putty uses the swoole process Module to manage php processes. In the putty window, the php Command executes the main program. The main program creates a
First, the preparatory work1. Prepare three databases: Db0, DB1, DB22. Create two order tables per database: T_order_0, t_order_1DROP TABLE IF EXISTS' t_order_x ';CREATE TABLE`t_order_x' (' ID 'bigint not NULLauto_increment, 'user_id`bigint not NULL, ' order_id 'bigint not NULL, ' Order_no 'varchar( -) not NULL, ' IsActive 'tinyint not NULL DEFAULT '1', ' Inserttime 'datetime not NULL DEFAULT Current_timestamp, ' UpdateTime 'datetime not NULL DEFAULT Current_timestamp on UPDATE Current_ti
Tags: proxy class load statement crash progressive src full merge storage engineI. MySQL Sub-database sub-table scheme 1. Why divide the table:When the data of a table reaches tens of millions of, the time you spend querying is much more, and if you have a joint query, I think I might die there. The purpose of the sub-table is to reduce the burden on the database
Using Swoole process module to do PHP processes management, in the Putty window PHP command to execute the main program, the main program to create a child process every two seconds output a number, how can I see the output of the child process?
A sub-process means that a new process can be created and executed during a process flow, where the parent process can be returned at the end.about sub-processesSub-processA sub-process is a BPMN component, which is a composite activity in a process. Sub-processes can be decomposed into a series of finer activities. Th
One server installs zookeeper and starts, then installs monitor dubbo-monitor-simple-2.8.3 on another server to unzip the installationModifying a configuration fileDubbo.container=log4j,spring,registry,jettyDubbo.application.name=simple-monitorDubbo.application.owner=#dubbo. registry.address=multicast://224.5.6.7:1234dubbo.registry.address=zookeeper://113.52.182.149:54111?backup=113.52.182.150:54111#dubbo.
Label: Original address: http://blog.csdn.net/zwan0518/article/details/11972853 Directory (?) [-]
One query optimization
1 Creating an Index
2 Configuration of the cache
3slow_query_log Analysis
4 Sub-Library sub-table
5 Sub-Query optimization
Two data transfers
21 Inserting data
Now with the d
Regular Expressions, grouping, submatching (sub-mode), non-capturing sub-matching (sub-mode), and regular expression capturing
We know that the regular expression has a lot of characters to indicate the number of matches (quantifiers), which can be used to repeat the number of times of a single character. Sometimes, we may need to match the number of times multip
Android uses handler to send messages between threads (between the main thread and the sub-thread) and (between the sub-thread and the sub-thread)
Keywords: Android uses handler to send messages between threads (between main thread and sub-thread), (between sub-thread and
1. Maximum child segments and Problems
Problem definition:For the given sequence A1, A2, A3 ...... An. Find a continuous sub-segment of the sub-segment to maximize the sum. For example (-,-,-5,-2) the maximum child segment is {11,-} and its sum is 20.
(1) Enumeration Method
The concept of enumeration is as follows:
Start with a [0]: {A [0]}, {A [0], a [1]}, {A [0], a [1], A [2]}... {A [0], a [1],... A [n]}
:
[program:monitor]command = python /usr/monitor/monitor.pydirectory = /usr/monitoruser = root
7.2. Operation Monitoring
Then run supervisord on the terminal to start the supervisor.Run supervisorctl on the terminal, go to shell, run status, and check the running status of the script.
7.3. disable monitoring and Common commands
The following commands are all executed in the shell of supervisorctl.
Shutdown to stop the Supervisor (
MysqlWhy divide a table into a libraryCan be used to say where the MySQL, as long as the amount of data a large, immediately encounter a problem, to be divided into the database table. Why do you want to divide the table with a question? Can't mysql handle big tables? In fact, it is a large table that can be processed. I have experienced projects in which the single table physical file size is more than 80G, the number of single-table records is more than 500 million, and this table belongs to a
[Import and export configuration]
Once you have configured a filter, you can use the savefilters menu item in the Tools menu to save it. Process Monitor adds the filter you saved to the load filter menu for convenient access. You can also select "organize filters" in the "Tools" menu to open the "manage filters" dialog box to change the display sequence of filters. You can use the manage filter dialog box to rename the saved filter, and export the f
"Import and Export Configuration"Once you have configured a filter, you can save it using the Save Filter (savefilters) menu item in the Tools menu. Process Monitor joins your saved filters to the Read Filter menu, which makes it easy for you to access them. You can also select Manage Filters (Organize Filters) from the Tools menu to open the Manage Filter dialog box to change the order in which the filters are displayed. You can use the Manage Filter
JAVA -- multi-thread programming synchronous "monitor" (3), multi-thread programming monitor
Reprinted from:
Http://www.programcreek.com/2011/12/monitors-java-synchronization-mechanism/
Http://ifeve.com/monitors-java-synchronization-mechanism/
The monitor is an important basic concept for implementing synchronization in the operating system. It is
Real Spy Monitor is a software that monitors the Internet and personal computers to safeguard their security. including keystrokes, Web sites, Windows switches, program execution, screen scanning, and access to files are the objects of their monitoring.1. Add the Use passwordBefore you use real Spy Monitor to monitor your system, you need to set up some of the fo
How to monitor and optimize OLAP databases and monitor olap Databases
It is very important to optimize the performance of online analysis and processing. Fortunately, some tools can help monitor and improve the operation of OLAP databases.
The Microsoft SQL Server Analysis Service (SSAS) provides a powerful engine used to create and manage data mining applicatio
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