6.1 HP IBRIX X9000 Network Storage System File System User Guide (TA768-96061, June 2012)

Contents
1 Using X9000 Software file systems...............................................................8
File system operations................................................................................................................8
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
Configuring additional file system options.............................................................................16
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..................................................................................................................20
Mounting and unmounting file systems locally on X9000 clients...............................................21
Limiting file system access for X9000 clients...............................................................................22
Using Export Control...............................................................................................................22
3 Setting up quotas.....................................................................................24
How quotas work...................................................................................................................24
Enabling quotas on a file system and setting grace periods..........................................................24
Setting user and group quotas .................................................................................................25
Setting directory tree quotas.....................................................................................................27
Using a quotas file..................................................................................................................29
Importing quotas from a file................................................................................................29
Exporting quotas to a file....................................................................................................29
Format of the quotas file.....................................................................................................29
Using online quota check........................................................................................................30
Configuring email notifications for quota events..........................................................................31
Deleting quotas......................................................................................................................31
Troubleshooting quotas............................................................................................................32
4 Maintaining file systems............................................................................33
Best practices for file system performance...................................................................................33
Viewing information about file systems and components...............................................................33
Viewing physical volume information....................................................................................34
Viewing volume group information.......................................................................................34
Viewing logical volume information......................................................................................35
Viewing file system information............................................................................................35
Viewing disk space information from a Linux X9000 client.......................................................37
Extending a file system............................................................................................................37
Rebalancing segments in a file system.......................................................................................38
How rebalancing works......................................................................................................38
Rebalancing segments on the GUI........................................................................................39
Rebalancing segments from the CLI......................................................................................40
Tracking the progress of a rebalance task.............................................................................40
Viewing the status of rebalance tasks....................................................................................41
Stopping rebalance tasks....................................................................................................41
Disabling 32-bit mode on a file system......................................................................................41
Deleting file systems and file system components.........................................................................41
Deleting a file system..........................................................................................................41
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