[4]supervisor Use management: Implements an automatic restart of an abnormal interrupt subprocess (for example, MySQL)

Source: Internet
Author: User

realize Process service Management,supervisort hearing process after death, will automatically pull it back, very convenient to do the process of automatic recovery function, no longer need to write shell scripts to control
Installation process
1, to the official website to download the latest version, unzip the compilation,
TAR-ZXVF supervisor-3.3.4.tar.gz
CD supervisor-3.3.4
python setup.py install
You may encounter the following error:
processing dependencies for supervisor==3.3.4
Searching for meld3>=0.6.5
Reading https://pypi.python.org/simple/meld3/
Download error on https://pypi.python.org/simple/meld3/: [Errno 1] _ssl.c:504:error:14090086:ssl routines: Ssl3_get_server_certificate:certificate Verify failed--Some packages May is found!
couldn ' t find index page for ' Meld3 ' (maybe misspelled?)
Scanning index of all packages
Reading https://pypi.python.org/simple/
Download error on https://pypi.python.org/simple/: [Errno 1] _ssl.c:504:error:14090086:ssl routines:ssl3_get_ Server_certificate:certificate Verify failed--Some packages May is found!
No Local Packages or download links found for meld3>=0.6.5
error:could not find suitable distribution for requirement.parse (' meld3>=0.6.5 ')
tar-xf meld3-1.0.1.tar.gz
CD meld3-1.0.1
python setup.py install
re-execute the Install Supervisor package
Build configuration file
echo_supervisord_conf >/etc/supervisord.conf
View configuration files
cat/etc/supervisord.conf |grep-v ";" | Grep-v "^$"

[email protected] ~]# cat/etc/supervisord.conf |grep-v ";" | Grep-v "^$"
supervisor.rpcinterface_factory = supervisor.rpcinterface:make_main_rpcinterface
Configure the Web management process
port=; server IP
username=xxx; custom
password=xxx; custom
Create an Administrative profile directory

Edit the configuration file, at the bottom of the configuration file, configure the Include


Add a configuration file for MySQL instance under the/etc/supervisord directory as follows:

[[email protected] supervisord] # cat mysql_3306.conf 
#command =/etc/init.d/mysql start--port=3306--sleep=3-- tryies=3--daemon
Command=/usr/local/mysql/bin/mysqld_safe--defaults-file=/etc/my.cnf--datadir=/var/lib/ mysql/--pid-file=/var/lib/mysql/host-172-16-32-152.pid--basedir=/usr/local/mysql--log-error=/var/lib/mysql/ Mariadb.log--user=mysql  

Final execution:

Supervisorctl Reload

[4]supervisor Use management: Implements an automatic restart of an abnormal interrupt subprocess (for example, MySQL)

Related Article

Contact Us

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.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.