Dell PowerVault DX6112 Dell DX Object Storage Platform User's Guide - Page 29

Reconfiguring The CSN, Restoring The Backup Manifest UUID, Change Manifest

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User Settings Backup manifest UUID Cluster settings CRRC configuration CSN configuration DXM configuration info Storage node configuration Update Manager Logs Backup Location /var/opt/caringo/csn/backup/manifest/bootstrap /var/opt/caringo/netboot/content/cluster.cfg /etc/caringo/contentrouter/rules.xml /var/log/caringo/csnconfig.log /etc/nagios/objects/contacts.cfg (e-mail address)/etc/postfix/main.cf (SMTP server information) /var/opt/caringo/netboot/content/nodeconfigs/ /var/log/updateLog.log (available only in 3.1.x and later) Reconfiguring The CSN To reconfigure the CSN: 1. Open the file csnconfig.log in a text editor. NOTE: The csnconfig.log file is located at: /u01/system_recovery_data/. 2. Search for the last instance of the word Primary and record the information assigned to each of these entries. This information is required to execute the next step. For example: Primary: External CSN IP address: Eternal cluster IP address: External subnet mask IP address: External gateway IP address: Internal network interface: Name Servers: Time Servers: Storage cluster name: 3. Execute /opt/caringo/csn/bin/firstcsnboot using the information that you recorded in step 2. The script takes a few minutes to execute and automatically restarts the CSN. Restoring The Backup Manifest UUID To restore the backup manifest UUID: 1. Log on to the CSN console. 2. Under Cluster Services, enter the UUID that you had saved from the /u01/system_recovery_data/bootstrap file and click Change Manifest. 3. If you had created a backup of the configuration before the recovery or update procedure, select the backup that you had created and click Restore Backup. The CSN logs you off and restarts after a few minutes. 4. After the CSN has restarted and is back online, restart the cluster. 29

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User Settings
Backup Location
Backup manifest
UUID
/var/opt/caringo/csn/backup/manifest/bootstrap
Cluster settings
/var/opt/caringo/netboot/content/cluster.cfg
CRRC configuration
/etc/caringo/contentrouter/rules.xml
CSN configuration
/var/log/caringo/csnconfig.log
DXM configuration
info
/etc/nagios/objects/contacts.cfg
(e-mail address)
/etc/postfix/main.cf
(SMTP server
information)
Storage node
configuration
/var/opt/caringo/netboot/content/nodeconfigs/
Update Manager
Logs
/var/log/updateLog.log
(available only in 3.1.
x
and later)
Reconfiguring The CSN
To reconfigure the CSN:
1.
Open the file
csnconfig.log
in a text editor.
NOTE:
The
csnconfig.log
file is located at:
/u01/system_recovery_data/
.
2.
Search for the last instance of the word
Primary
and record the information assigned to each of these entries.
This information is required to execute the next step. For example:
Primary:<nn.nn.nn.nnn>
External CSN IP address:<nn.nn.nn.nnn>
Eternal cluster IP address:<nn.nn.nn.nnn>
External subnet mask IP address:<nnn.nnn.nnn.nnn>
External gateway IP address:<nn.nn.nn.nnn>
Internal network interface:<nnn.nnn.nnn.n>
Name Servers:<nn.nn.nn.nnn> <nn.nn.nn.nnn>
Time Servers:<nn.nn.nn.nnn> <nn.nn.nn.nnn>
Storage cluster name:<name>
3.
Execute
/opt/caringo/csn/bin/firstcsnboot
using the information that you recorded in step 2.
The script takes a few minutes to execute and automatically restarts the CSN.
Restoring The Backup Manifest UUID
To restore the backup manifest UUID:
1.
Log on to the CSN console.
2.
Under
Cluster Services
, enter the UUID that you had saved from the
/u01/system_recovery_data/bootstrap
file and
click
Change Manifest
.
3.
If you had created a backup of the configuration before the recovery or update procedure, select the backup that
you had created and click
Restore Backup
.
The CSN logs you off and restarts after a few minutes.
4.
After the CSN has restarted and is back online, restart the cluster.
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