Restarting An Unresponsive Server - Hitachi 3080 G2 Hardware Reference Manual

Shutdown

Restarting an unresponsive server

Perform this process to restart an unresponsive server from the server
operating system (OS) console. You generate a diagnostic log that can help
you better understand the problems. You can gain access either by using SSH
software to connect to the server's CLI or connecting to the server serial
port.
Procedure
1. Connect to the SMU using the ssh software.
2. From the siconsole, select the server.
• If the system fails to respond, go to step 3.
• If the system takes you to the server OS console, issue the command:
• If you are still at the siconsole, select q, press Return, and then
3. Connect to the system with a serial null modem cable, and perform the
following steps:
See
1.
2.
Hitachi NAS Platform 3080/3090 G2 Hardware Reference Guide
Option Action
Note:
node or all cluster nodes, then reboots the node/nodes. Rebooting
may take up to five minutes.
• To shut down a single node, select the Shutdown node option, use the
drop-down list to select a node. and then click shutdown
• To shut down all cluster nodes, select the Shutdown all nodes option. and
then click shutdown.
Note:
selected node or the cluster, then shuts down and powers off the
selected node or all nodes in the cluster. The PSU is still powered on
and the node is not ready for shipment.
bt active, so you can view the display.
perform the following steps:
1. Connect directly to the MMB as manager using ssh.
2. If the connection succeeds, you are taken to the server OS
console, where you issue the command: bt active
3. If the connection fails, continue to step 4.
Serial port on page 56
Login as manager or you will get the Linux prompt, not the server
OS.
If you use root, use ssc localhost.
Issue the command: bt active
Rebooting, shutting down, and powering off
Clicking Reboot stops all file serving EVSs on the selected
Clicking Shutdown stops all file serving EVSs on the
if you need details.
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