Dell NX3500 Quotas

Using Volumes, Shares, and Quotas 105

Quotas

This section details managing PowerVault NX3500 Quotas for a user, or a

group on a specific volume. Quota values always relate to a specific volume

and are specified in units of MB.

Default Quotas

To manage the default quotas of a volume, choose User AccessQuota

Default.

The Default Quota page is displayed with a drop down dialog for each volume.

The following information is provided for each entry:

The default quota can be overridden by user specific or group specific quotas.

User or Group Specific Quotas

To add, edit, or delete a specific user or group quota, choose User Access

QuotaUser/Group.

The User/Group Quota page is displayed with a drop down dialog for each

volume. User/Group specific quotas override default quotas. All quota rules

are applied only to the specific NAS volume selected.

Table 6-3. Default Quotas

Field Description

NAS volume The NAS volume to set a default quota rule.

Default quota per user The amount in MB a user is limited to or unlimited.

Alert administrator when

quota reaches

The amount in MB when an alert is sent to the

administrator or disabled.

Default quota per group The amount in MB a group is limited to or unlimited.

Alert administrator when

quota reaches

The amount in MB when an alert is sent to the

administrator or disabled.

Contents

Main Notes and Cautions ____________________ Contents 1 Introduction. . . . . . . . . . . . . . . . . . . . . . . 17 2 Setting Up Your PowerVault NX3500 Solution . . . . . . . . . . . . . . . . . . . 29 3 Accessing the Dell PowerVault NAS Manager . . . . . . . . . . . . . . . . . . . . . 69 4 Monitoring PowerVault NX3500. . . . . . . 73 5 Monitoring PowerVault NX3500 Events . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 6 Using Volumes, Shares, and Quotas . . . 91 7 Protecting Data on PowerVault NX3500 . . . . . . . . . . . . . . . . . . . . . . . . . 107 8 Managing the PowerVault NX3500 . . . . 121 Page 9 Maintaining the PowerVault NX3500. . . 143 10 Troubleshooting. . . . . . . . . . . . . . . . . . . 155 Page Page 11 Command Line Interface . . . . . . . . . . . . 195 12 Internationalization . . . . . . . . . . . . . . . . 201 Page Page Introduction About This Document Other Information You May Need Terms Used in the Document Page PowerVault NX3500 Architecture Page Key Features PowerVault NX3500 Views Page System Components NAS Controller Pair PowerVault MD Storage BPS SAN Network Internal Network Internal Network A Internal Network B LAN or Client Network Page Setting Up Your PowerVault NX3500 Solution Setting Up the Environment Choosing the Topology Page Page Page Page Page Page Page Page Page Page Page Completing the NAS System Setup Worksheet NAS System Setup Worksheet NOTE: Page Page Preparing Your Management Station Installing the Solution in the Rack Setting Up Your MD Storage Solution Creating Disk Groups Page Page Creating Virtual Disks Page Creating a Host Group Creating Host-to-Virtual Disk Mappings Running the PowerVault NASCU Installing the PowerVault NASCU Launching the PowerVault NASCU Page Page Page Page Page Page Page Page Page NAS Manager Configuration Wizard Accessing the NAS Manager Web Interface Page 66 PowerVault NAS Manager Configuration Wizard Table2-3 describes the options available on the PowerVault NAS Manager Configuration Wizard. Page Page Accessing the Dell PowerVault NAS Manager Browser Requirements NAS Manager Overview Action Bar Admin Tabs Admin Tree Tool bar Page Search Bar Monitoring PowerVault NX3500 Dashboard Status Page 76 Capacity Current Performance Load Balancing Network Performance Client Network ThroughputRead or Write Operations Per Second Network Aggregated Throughput Load Balancing Over Time Client Connections Page Usage Considerations CIFS Connections Hardware Component Status Capacity Space Utilization Quota Usage Active Remote Replication Jobs Remote Replication Report Monitoring PowerVault NX3500 Events Event Search Defining Queries Page Using Volumes, Shares, and Quotas NAS Volumes 92 Figure 6-1. NAS Volumes Usage Considerations Solution 1 Solution 2 Solution 3 Managing NAS Volumes Adding a NAS Volume Modifying a NAS Volume Removing a NAS Volume Shares and Exports Managing NFS Exports Page Managing CIFS Shares Setting Access Control Lists and Share Level Permissions on FluidFS CIFS Storage Administrator Account Active Directory Configuration Setting ACLs or SLPs on a CIFS Share Page Access Using CIFS Configuring CIFS Shares Level Permissions Removing a CIFS Share Resetting Local Administrator Password Quotas Default Quotas User or Group Specific Quotas Quota Types Protecting Data on PowerVault NX3500 NAS Replication Activating Replication Setting Up a Replication Partner Adding a Replication Policy Managing Replication Policies Deleting a Replication Policy Removing a Replication Partner Managing Snapshots Snapshots Activating Snapshots Creating a Snapshot (Without a Policy) Adding or Modifying a Snapshot Policy Accessing Snapshots Restoring Data Restoring a NAS Volume From a Snapshot Deleting a Snapshot Backing Up and Restoring Data Page Supported Applications Enabling NDMP Support Changing NDMP Password Modifying DMA Servers List Specifying NAS Volume for Backup Displaying Active NDMP Jobs Terminating an Active NDMP Job NDMP Design Considerations Using Antivirus Applications Overview Supported Applications Adding Antivirus Hosts Enabling Antivirus Support Per CIFS Share Managing the PowerVault NX3500 122 Managing the System Managing Client Access Viewing the Defined Subnets Modifying a Subnet Removing a Subnet Managing Administrator Users Adding an Administrator Changing the Administrators Password Modifying an Administrator Modifying an Administrator's E-Mail Filter Rules Removing an Administrator Managing Local Users Adding Local Users Modifying Local Users Deleting Local Users Changing the Password Managing Local Groups Adding a Local Group Modifying a Local Group Deleting a Local Group Authentication Configuring an Identity Management Database Enabling User Authentication Through an NIS Database Enabling User Authentication Through an LDAP Database Disabling the Use of an External UNIX Identity Management Database Active Directory Synchronizing PowerVault NX3500 With the Active Directory Server Configuring the Active Directory Service Network Configuration Overview Accessing the System Performance and Static Routes Page Configuring DNS Adding DNS Servers Removing DNS Servers Adding DNS Domains Deleting DNS Domains Managing Static Routes Adding Static Routes Modifying a Static Route Deleting a Static Route Defining File System Protocols Configuring CIFS Parameters Configuring General CIFS Parameters Configuring Advanced CIFS Parameters Configuring System Time Parameters Changing the Time Zone Manually Configuring the Current Date and Time Removing an NTP Server Synchronizing PowerVault NX3500 With a Local NTP Server Page Maintaining the PowerVault NX3500 Shutting Down the PowerVault NX3500 System Turning On the PowerVault NX3500 Solution Installing the Service Pack Expanding the PowerVault NX3500 Storage Capacity Prerequisites Adding LUNs to PowerVault NX3500 Running Diagnostics on PowerVault Online Diagnostics Offline Diagnostics Reinstalling the PowerVault NX3500 Replacing a PowerVault NX3500 Controller Prerequisites Detaching the PowerVault NX3500 Controller Removing and Replacing the PowerVault NX3500 Controller Attaching the PowerVault NX3500 Controller Page Troubleshooting Troubleshooting CIFS Issues CIFS Access Denied Clients Cannot Access CIFS Files NOTE: CIFS ACL Corruption CIFS Client Clock Skew CIFS Client Disconnection on File Read CIFS Client General Disconnection CIFS Client Login Failure CIFS Connection Failure CIFS Delete-On-Close Denial CIFS File Access Denied CIFS File Sharing Conflict CIFS Guest Account Invalid CIFS Locking Inconsistency CIFS Maximum Connections Reached CIFS Share Does Not Exist CIFS Path Share Not Found CIFS Write to Read Only Volume Troubleshooting NFS Issues Cannot Mount NFS Export Page showmount -e <NX3500 hostname> NFS Export Does Not Exist NFS File Access Denied NFS Insecure Access to Secure Export NFS Mount Fails Due to Export Options NFS Mount Fails Due to Netgroup Failure NFS Mount Path Does Not Exist NFS Owner Restricted Operation NFS Write to Read-Only Export NFS Write to Read-Only Volume NFS Access Denied to a File or Directory NFS Write to Snapshot Troubleshooting Replication Issues Replication Configuration Error Replication Destination Cluster is Busy Replication Destination FS is Busy Replication Destination is Down Replication Destination is Not Optimal Replication Destination Volume is Busy Reclaiming Space Replication Destination Volume is Detached Replication Disconnection Replication Incompatible Versions Replication Internal Error Replication Jumbo Frames Blocked Replication Destination Does Not Have Enough Space Replication Source is Busy Replication Source is Down Replication Source is Not Optimal Replication Source Volume is Busy Reclaiming Space Troubleshooting Active Directory Issues Group Quota For an Active Directory User Does Not Work Active Directory Authentication Troubleshooting Active Directory Configuration Troubleshooting BPS Issues Backup Power Supply LED Displays a Solid Amber Light Backup Power Supply LED Flashes Green and Amber Backup Power Supply Displays a Blinking Amber LED NOTE: BPS LED Is Off Troubleshooting NAS File Access and Permissions Issues Cannot Change the Ownership of a File or a Folder Cannot Modify NAS Files Mixed File Ownership Denied Problematic SMB Access From a Linux Client smbclient //<nas>/<share> -U user%password -c ls Strange UID and GID Numbers on Dell NAS System Files /check_disk 180 /check_disk_smb Troubleshooting Networking Issues Name Server Unresponsive Specific Subnet Clients Cannot Access the PowerVault NX3500 System 182 Troubleshooting DNS Configurations Determining the IQN of the PowerVault NX3500 Controllers Using CLI Troubleshooting RX and TX Pause Warning Messages system maintenance luns iscsi- configuration view Troubleshooting NAS Manager Issues NAS Dashboard is Delayed NAS System Time is Wrong Cannot Connect to the NAS Manager Blank Login Screen Troubleshooting Backup Issues Troubleshooting Snapshots Page Troubleshooting an NDMP Internal Error view 188 set -Password "pwd" Troubleshooting System Issues Troubleshooting System Shutdown NAS Container Security Violation Multiple Errors Received During File System Format 190 Kjd Associating LUN Names to Virtual Disks Identifying Controllers Troubleshooting NAS Configuration Utility Issues Error Received While Running the PowerVault NASCU Cannot Launch PowerVault NX3500 NAS Configuration Utility Page Command Line Interface Overview Accessing the CLI CLI Menu Options 198 Page Page Internationalization Overview Unicode Client Support Overview NFS Clients CIFS Clients Unicode Configuration Parameters Unicode Configuration Limitations File Size and Directory Name Clients Compatibility Problems Japanese Compatibility Issues Page Frequently Asked Questions NDMP Page Page Page A BPS Alarms 210 Page 212 B Cabling Recommendation Page Index A B C D L M N P Q R S T