6.0 HP X9720 Network Storage System Administrator Guide (AW549-96034, December 2011)

Monitoring cluster health.........................................................................................................53
Health checks....................................................................................................................53
Health check reports..........................................................................................................53
Viewing logs..........................................................................................................................55
Viewing and clearing the Integrated Management Log (IML).........................................................55
Viewing operating statistics for file serving nodes........................................................................55
9 Using the Statistics tool..............................................................................57
Installing and configuring the Statistics tool................................................................................57
Installing the Statistics tool...................................................................................................57
Enabling collection and synchronization................................................................................57
Upgrading the Statistics tool from X9000 Software 5.6................................................................58
Using the X9000 Management Console Historical Reports GUI....................................................58
Generating reports.............................................................................................................59
Deleting reports.................................................................................................................60
Maintaining the Statistics tool...................................................................................................60
Space requirements............................................................................................................60
Creating a symbolic link to the statistics reports (histstats) folder...............................................61
Updating the Statistics tool configuration...............................................................................61
Changing the Statistics tool configuration..............................................................................62
Customizing the configuration..............................................................................................62
Management console failover and the Statistics tool configuration............................................63
Checking the status of Statistics tool processes.......................................................................64
Controlling Statistics tool processes.......................................................................................65
Troubleshooting......................................................................................................................65
Log files.................................................................................................................................66
Configuring shared ssh keys.....................................................................................................66
Uninstalling the Statistics tool...................................................................................................66
10 Maintaining the system............................................................................67
Shutting down the system.........................................................................................................67
Shutting down the X9000 Software......................................................................................67
Powering off the X9720 system hardware..............................................................................67
Starting up the system.............................................................................................................67
Powering on the X9720 system hardware..............................................................................67
Powering on after a power failure........................................................................................68
Starting the X9000 Software...............................................................................................68
Powering file serving nodes on or off.........................................................................................68
Performing a rolling reboot......................................................................................................68
Starting and stopping processes...............................................................................................69
Tuning file serving nodes and X9000 clients...............................................................................69
Migrating segments................................................................................................................70
Removing a node from the cluster.............................................................................................71
Removing storage from the cluster.............................................................................................71
Maintaining networks..............................................................................................................73
Cluster and user network interfaces......................................................................................73
Adding user network interfaces............................................................................................73
Setting network interface options in the configuration database................................................74
Preferring network interfaces................................................................................................74
Unpreferring network interfaces...........................................................................................75
Making network changes....................................................................................................75
Changing the IP address for a Linux X9000 client..............................................................75
Changing the IP address for the cluster interface on a dedicated management console..........76
Changing the cluster interface.........................................................................................76
Managing routing table entries.......................................................................................76
Deleting a network interface...........................................................................................77
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