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MySQL Cluster Configuration Files
1556
not in any other section of
config.ini
. In other words, settings for these parameters are specific to
one data node.
For those parameters affecting memory usage or buffer sizes, it is possible to use
K
,
M
, or
G
as a suffix
to indicate units of 1024, 1024×1024, or 1024×1024×1024. (For example,
100K
means 100 × 1024 =
102400.) Parameter names and values are currently case-sensitive.
Identifying data nodes.
The
Id
value (that is, the data node identifier) can be allocated on the
command line when the node is started or in the configuration file.
•
Id
Effective Version
Type/Units
Default
Range/Values
MySQL 5.0.0
unsigned
[none]
1 - 48
Restart Type: N
This is the node ID used as the address of the node for all cluster internal messages. For data
nodes, this is an integer in the range 1 to 48 inclusive. Each node in the cluster must have a unique
identifier.
In MySQL 5.0.15 and later,
NodeId
is a synonym for this parameter, and is the preferred form. In
MySQL Cluster NDB 6.2 and later,
Id
is deprecated in favor of
NodeId
for identifying data nodes.
•
NodeId
Effective Version
Type/Units
Default
Range/Values
MySQL 5.0.15
unsigned
[none]
1 - 48
Restart Type: N
Beginning with MySQL 5.0.15,
NodeId
is available as a synonym for
Id
.
In MySQL Cluster NDB 6.2 and later,
Id
is deprecated in favor of
NodeId
for identifying
management nodes.
•
ExecuteOnComputer
Effective Version
Type/Units
Default
Range/Values
MySQL 5.0.0
name
[none]
...
Restart Type: S
This refers to the
Id
set for one of the computers defined in a
[computer]
section.
•
HostName
Effective Version
Type/Units
Default
Range/Values
MySQL 5.0.0
name or IP address
localhost
...
Restart Type: S
Specifying this parameter defines the hostname of the computer on which the data node is to reside.
To specify a hostname other than
localhost
, either this parameter or
ExecuteOnComputer
is
required.
•
ServerPort
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