HP Serviceguard Extended Distance Cluster for Linux A.01.00 Release Notes, Second Edition, May 2008

HP Serviceguard Extended Distance Cluster for Linux Release Notes
Known Problems and Workarounds
Chapter 1 17
Known Problems and Workarounds
The following describes known problems with the XDC software. This is
subject to change without notice. For the most current information,
contact your HP support representative.
More recent information on known problems and workarounds may also
be available on the Hewlett Packard IT Resource Center:
http://itrc.hp.com (Americas and Asia Pacific)
http://europe.itrc.hp.com (Europe)
Support for multiple raid1 disks
• What is the problem?
Configuring multiple raid1 devices as a physical volume in a single
volume group is not supported with XDC A.01.00.
• What is the workaround?
XDC A.01.00 does not support configuring multiple raid1 devices as
a physical volume in a single volume group. To enable this support,
you must install one of the following patches:
To configure multiple raid1 devices as physical volumes in a single
volume group, you must install the XDC A.01.02 patch. To install
this patch, you must first upgrade to HP Serviceguard A.11.18 and
the latest version of XDC. After upgrading, install the A.01.02 patch
that is specific to the operating system in your environment.
XDC A.01.02 contains the following patches for Red Hat and SuSE
Linux operating systems:
— SGLX_00133 for Red Hat Enterprise Linux 4
— SGLX_00134 for Red Hat Enterprise Linux 5
— SGLX_00135 for SUSE Linux Enterprise Server 10
You can contact the HP support personnel to obtain these patches.