Removing The Failed Disk; Monitoring Status For A Raid; Monitoring Status With Evmsgui - Novell LINUX ENTERPRISE SERVER 10 SP2 - STORAGE ADMINISTRATION GUIDE 05-15-2009 Administration Manual

To assign a spare device to the RAID:
1 Prepare the disk as needed to match the other members of the RAID.
2 In EVMS, select the Actions > Add > Spare Disk to a Region (the
EVMS GUI).
3 Select the RAID device you want to manage from the list of Regions, then click Next.
4 Select the device to use as the spare disk.
5 Click Add.
The
md
process.
6 Monitor the status of the RAID to verify the process has begun.
For information about how monitor RAID status, see
RAID," on page
7 Continue with

6.5.4 Removing the Failed Disk

You can remove the failed disk at any time after it has been replaced with the spare disk. EVMS
does not make the device available for other use until you remove it from the RAID. After you
remove it, the disk appears in the Available-Objects list in the EVMS GUI, where it can be used for
any purpose.
NOTE: If you pull a disk or if it is totally unusable, EVMS no longer recognizes the failed disk as
part of the RAID.
The RAID device can be active and in use when you remove its faulty object.
1 In EVMS, select the Actions > Remove > Faulty Object from a Region (the
the EVMS GUI).
2 Select the RAID device you want to manage from the list of Regions, then click Next.
3 Select the failed disk.
4 Click Remove.

6.6 Monitoring Status for a RAID

Section 6.6.1, "Monitoring Status with EVMSGUI," on page 90
Section 6.6.2, "Monitoring Status with /proc/mdstat," on page 91
Section 6.6.3, "Monitoring Status with mdadm," on page 91
Section 6.6.4, "Monitoring a Remirror or Reconstruction," on page 93
Section 6.6.5, "Configuring mdadm to Send an E-Mail Alert for RAID Events," on page 93

6.6.1 Monitoring Status with EVMSGUI

The Regions tab in EVMS GUI (
whether they are currently active.
90 SLES 10 SP2: Storage Administration Guide
driver automatically begins the replacement and reconstruction or synchronization
90.
Section 6.5.4, "Removing the Failed Disk," on page
evmsgui
Section 6.6, "Monitoring Status for a
) reports any software RAID devices that are defined and
plug-in for the
addspare
90.
plug-in
remfaulty