Oracle 5.0 Reference Manual page 375

MySQL Instance Manager is included in MySQL distributions from version 5.0.3, and can be used
in place of the
Because Instance Manager can manage multiple server instances, it can also be used in place of the
mysqld_multi
• Instance Manager can start and stop instances, and report on the status of instances.
• Server instances can be treated as guarded or unguarded:
• When Instance Manager starts, it starts each guarded instance. If the instance crashes, Instance
Manager detects this and restarts it. When Instance Manager stops, it stops the instance.
• A nonguarded instance is not started when Instance Manager starts or monitored by it. If the
instance crashes after being started, Instance Manager does not restart it. When Instance
Manager exits, it does not stop the instance if it is running.
Instances are guarded by default. An instance can be designated as nonguarded by including the
nonguarded
• Instance Manager provides an interactive interface for configuring instances, so that the need to edit
the configuration file manually is reduced or eliminated.
• Instance Manager provides remote instance management. That is, it runs on the host where you
want to control MySQL Server instances, but you can connect to it from a remote host to perform
instance-management operations.
The following sections describe MySQL Instance Manager operation in more detail.
4.6.10.1. MySQL Instance Manager Command Options
The MySQL Instance Manager supports a number of command options. For a brief listing, invoke
mysqlmanager
the Instance Manager configuration file. On Windows, the standard configuration file is
directory where Instance Manager is installed. On Unix, the standard file is /etc/my.cnf. To specify a
different configuration file, start Instance Manager with the
mysqlmanager
for processing them described at
Handling".
•
--help
Display a help message and exit.
•
--angel-pid-file=file_name
The file in which the angel process records its process ID when
mode (that is, when the
mysqlmanager.angel.pid.
If the
--angel-pid-file
as the PID file except that any PID file extension is replaced with an extension of .angel.pid. (For
example,
This option was added in MySQL 5.0.23.
•
--bind-address=IP
mysqlmanager
script to start and stop one or more instances of MySQL Server.
mysqld_safe
script. Instance Manager offers these capabilities:
option in the configuration file.
Important
MySQL Instance Manager is been deprecated in MySQL 5.1 and is removed in
MySQL 5.5.
with the [355]
--help
supports the following options. It also reads option files and supports the options
Section 4.2.3.4, "Command-Line Options that Affect Option-File
[355],
-?
--run-as-service
[355]
becomes mysqlmanager.angel.pid.)
mysqlmanager.pid
[355]
— The MySQL Instance Manager
option. Options may be given on the command line or in
[355]
[357] option is given). The default file name is
option is not given, the default angel PID file has the same name
355
[356]
--defaults-file
mysqlmanager
in the
my.ini
option.
runs in daemon