Go to main content

Oracle® Solaris Cluster Data Service for SAP MaxDB Guide

Exit Print View

Updated: May 2019
 
 

HA for SAP MaxDB Extension Properties

Extension properties for HA for SAP MaxDB resource types are described in the following sections.

For details about system-defined properties, see the r_properties(5) man page and the rg_properties(5) man page.

SUNW.sapdb Extension Properties

The SUNW.sapdb resource type represents the SAP MaxDB application in a Oracle Solaris Cluster configuration. The extension properties of this resource type are as follows:

dbmcli_Start_Option

The option that is passed to the dbmcli command to start the SAP MaxDB database instance.

Data type

String

Default

db_online

Range

Not applicable

Tunable

When disabled

DB_Name

The name of the SAP MaxDB database instance in uppercase. This name is created when SAP MaxDB is installed and configured as explained in Installing and Configuring SAP MaxDB.

Data type

String

Default

No default defined

Range

Not applicable

Tunable

When disabled

DB_User

The UNIX user identity of the operating system (OS) user who administers the SAP MaxDB database instance. This user's home directory contains the .XUSER.62 file that was created during the installation and configuration of SAP MaxDB. For more information, see Installing and Configuring SAP MaxDB.

Data type

String

Default

No default defined

Range

Not applicable

Tunable

When disabled

Failover_enabled

Specifies whether the fault monitor fails over the SAP MaxDB resource if the number of attempts to restart exceeds Retry_count within the time that Retry_interval specifies. The possible values of this extension property are as follows:

  • True – Specifies that the fault monitor fails over the SAP MaxDB resource

  • False – Specifies that the fault monitor does not fail over the SAP MaxDB resource

Data type

Boolean

Default

True

Range

Not applicable

Tunable

Any time

Independent_Program_Path

The full path to the directory that contains the following programs and libraries for the SAP MaxDB application:

  • Programs that are independent of the database software version

  • Libraries for the client runtime environment

HA for SAP MaxDB determines the path to the dbmcli command from the value of this property. The dbmcli command resides in the bin subdirectory of the directory that this property specifies.

Data type

String

Default

/sapdb/programs

Range

Not applicable

Tunable

When disabled

Monitor_retry_count

The maximum number of restarts by the process monitor facility (PMF) that are allowed for the fault monitor.

Data type

Integer

Default

4

Range

No range defined

Tunable

Any time

Monitor_retry_interval

The period of time in minutes during which the PMF counts restarts of the fault monitor.

Data type

Integer

Default

2

Range

No range defined

Tunable

Any time

Pid_Dir_Path

The full path to the directory under which files that store the process identities of SAP MaxDB kernel processes are created. The process identities of SAP MaxDB kernel processes are stored in the following files:

  • pid-dir/ppid/db-name

  • pid-dir/pid/db-name

The replaceable items in these file paths are as follows:

  • pid-dir is the directory that the Pid_Dir_Path extension property specifies

  • db-name is the name of the SAP MaxDB database instance that the DB_Name extension property specifies

Data type

String

Default

/var/spool/sql

Range

Not applicable

Tunable

When disabled

Probe_timeout

The timeout value in seconds that the fault monitor uses to probe an SAP MaxDB database instance.

Data type

Integer

Default

90

Range

30–99,999

Tunable

Any time

Restart_if_Parent_Terminated

Determines whether the fault monitor restarts the SAP MaxDB database instance if the parent kernel process is terminated. The possible values of this extension property are as follows:

  • True – Specifies that the fault monitor restarts the SAP MaxDB database instance if the parent kernel process is terminated

  • False – Specifies that the fault monitor does not restart the SAP MaxDB database instance if the parent kernel process is terminated

Data type

Boolean

Default

False

Range

Not applicable

Tunable

Any time

User_Key

The user key of the database user who administers the SAP MaxDB database instance. This user key is created when SAP MaxDB is installed and configured as explained in Installing and Configuring SAP MaxDB.

Data type

String

Default

No default defined

Range

Not applicable

Tunable

When disabled