6.0 HP X9000 File Serving Software File System User Guide (TA768-96043, October 2011)

Contents
1 Using X9000 Software file systems...............................................................9
File system organization and access............................................................................................9
File system building blocks.......................................................................................................10
Configuring file systems...........................................................................................................10
Accessing file systems.............................................................................................................11
2 Creating and mounting file systems.............................................................12
Creating a file system..............................................................................................................12
Using 32-bit or 64-bit mode................................................................................................12
Using the New Filesystem Wizard........................................................................................12
Creating a file system using the CLI......................................................................................17
File limit for directories............................................................................................................18
Managing mountpoints and mount/unmount operations..............................................................18
GUI procedures.................................................................................................................18
CLI procedures..................................................................................................................19
Mounting and unmounting file systems locally on X9000 clients...............................................20
Limiting file system access for X9000 clients...............................................................................20
Using Export Control...............................................................................................................21
3 Setting up quotas.....................................................................................22
How quotas work...................................................................................................................22
Enabling quotas on a file system and setting grace periods..........................................................22
Setting user and group quotas .................................................................................................23
Setting directory tree quotas.....................................................................................................25
Using a quotas file..................................................................................................................27
Importing quotas from a file................................................................................................27
Exporting quotas to a file....................................................................................................27
Format of the quotas file.....................................................................................................27
Using online quota check........................................................................................................28
Configuring email notifications for quota events..........................................................................29
Deleting quotas......................................................................................................................29
Troubleshooting quotas............................................................................................................30
4 Maintaining file systems............................................................................31
Best practices for file system performance...................................................................................31
Viewing information about file systems and components...............................................................31
Viewing physical volume information....................................................................................32
Viewing volume group information.......................................................................................32
Viewing logical volume information......................................................................................33
Viewing file system information............................................................................................33
Viewing disk space information from a Linux X9000 client.......................................................35
Extending a file system............................................................................................................35
Rebalancing segments in a file system.......................................................................................36
How rebalancing works......................................................................................................36
Rebalancing segments on the management console GUI.........................................................37
Rebalancing segments from the CLI......................................................................................38
Tracking the progress of a rebalance task.............................................................................38
Viewing the status of rebalance tasks....................................................................................38
Stopping rebalance tasks....................................................................................................39
Disabling 32-bit mode on a file system......................................................................................39
Deleting file systems and file system components.........................................................................39
Deleting a file system..........................................................................................................39
Deleting segments, volume groups, and physical volumes........................................................40
Contents 3