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Setting auto-remirror, Setting auto-remirror -18 – HP Storage Mirroring V5 Software User Manual

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18

Setting auto-remirror

In the event of a source machine failure or if the Storage Mirroring daemon stops, data integrity between the source and target
cannot be guaranteed. To resolve this issue, the Storage Mirroring auto-reconnect process automatically reestablishes any
source/target connections that existed prior to Storage Mirroring being unavailable. After an auto-reconnect, an
auto-remirror will ensure that data is identical on the source and target machines. The default installation will configure the
source to perform an auto-remirror if needed.

1.

To determine the current auto-remirror setting, use the

get

command with the

AutoRemirror

option.

2.

To modify the auto-remirror setting, use the

set

command with the

AutoRemirror

option. The

AutoRemirror

option is set to

1

for enabled or

0

for disabled. By default, auto-remirror is enabled.

Command

GET

Description

The Text Client/DTCL sends a request to Storage Mirroring to return the value of a Storage
Mirroring program setting. The setting is retrieved by Storage Mirroring from the registry.

Syntax

GET <

option

> [

machine

]

Options

‹

option

—See

Storage Mirroring Text Client program settings

on page 14-11.

‹

machine

—Name of the machine

Examples

‹

get netport

‹

get VerifyLogName

‹

get DefaultAddress

Notes

‹

If you do not specify a machine name, the value from the current source will be returned. If you
have not identified an active source, no data will be returned.

‹

Machine names that contain non-alphanumeric characters must be enclosed in quotation marks.

Command

SET

Description

The Text Client/DTCL sends a request to Storage Mirroring to modify the value of a Storage
Mirroring program setting. The setting is immediately applied and is then forwarded to the registry
where it is also applied.

Syntax

SET <

option

>=<

value

> [

machine

]

Options

‹

option

—See

Storage Mirroring Text Client program settings

on page 14-11.

‹

value

—See

Storage Mirroring Text Client program settings

on page 14-11.

‹

machine

—Name of the machine

Examples

‹

set netport=1500

‹

set VerifyLogName=”HA server.log”

‹

set DefaultAddress=”129.12.34.3”

Notes

‹

Some settings, although immediately applied to Storage Mirroring, will not take effect until the
client or daemon is restarted. For example, the Text Client must be closed and reopened for a
change to ClientLogName to take effect. And the daemon must be restarted to cause a change in
the modules loaded if the LoadSourceTarget setting is changed. See

Storage Mirroring Text Client

program settings

on page 14-11 for details on each configuration option.

‹

If you do not specify a machine name, the value from the current source will be updated. If you
have not identified an active source, no changes will be made.

‹

Machine names that contain non-alphanumeric characters must be enclosed in quotation marks.

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