Data Store Maintenance
The following describes Data Store and Data Store-related maintenance tasks,
including:
l
restarting a Data Node and the Data Store
l
Data Store backup and restore
l
adding, removing, and replacing Data Nodes
l
adding SMCs and Flow Collectors after you have initialized your Data Store
Contact Cisco Professional Services for assistance with planning and
implementing these tasks.
Restart a Data Node
Contact Cisco Professional Services for assistance with planning and
implementing these tasks.
If you need to restart a Data Node, issue the command to stop it, then issue the
command to restart it.
Stop, then restart, the Data Node
Before You Begin
l
Log into a Data Node console as
root
.
Procedure
1.
Enter
su - dbadmin
and press Enter to run the following commands as the
dbadmin
user.
2.
Copy the following command and paste it in a plaintext editor:
/opt/vertica/bin/admintools -t stop_node -s [
data-node-
hostname
]
3.
Replace
[
data-node-hostname
]
with the Data Node host name that you want
to stop, before restarting it.
4.
Copy the updated command, paste it into the command prompt, and press Enter to
stop the Data Node.
5.
Copy the following command and paste it in a plaintext editor:
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Data Store Maintenance
