Dell Acceleration Appliances for Databases - Manual (Page 109)

system:maintenance
Sets maintenance mode on or off. Maintenance mode disables all storage access, but
management tasks are available. Entering maintenance mode is useful when hardware needs to
be replaced in a server, for example.
Syntax
system:maintenance [options] mode
Options
--wait
or
–w
<integer> Maximum seconds to wait for the system to respond to the update
request. Use
--wait 0
to return immediately.
–-node
or
-n
Issue this command to one or more nodes in the cluster.
--cluster
Issue this command to all nodes in the cluster.
(See
help –-all
for details on all other options.)
Arguments
mode on
to enter maintenance mode;
off
to exit maintenance mode
Example
This turns on maintenance mode so hardware changes can be made safely in the ION Accelerator
system:
> system:maintenance on
system:messages
Displays ION Accelerator system messages, if any, such as system alerts.
Syntax
system:messages [options]
Options
–-clear
or
-c
Clear the system messages after displaying them.
(See
help –-all
for details on all other options.)
Example
This captures ION Accelerator system messages and saves them in the
messages1.txt
file:
system:messages –output-file messages1.txt
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