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Appliance and Controller numbers start at 0. Appliance0 contains Controller0 and Controller1, Appliance1 contains
Controller2 and Controller3, and so on. To identify the physical hardware, you must click ApplianceX and match the
Service Tag shown in the popup window with the Service Tag printed on a sticker on the front right ear of the appliance.

Capacity

Viewing Space Utilized

The Space Utilization page displays the Dell Fluid File System space utilization and Dell Fluid File System space
utilization over time.
To view the space utilized:

1.

Select Monitor

→

Capacity

→

Space Utilization.

The Space Utilization page displays the space utilization table for the selected period. By default, the Current space
utilization is displayed.

2.

Click the relevant tab to view the load balancing information for the required duration. You can view load balancing

information for:

– Last Day
– Last Week
– Last Month
– Last Year

3.

To sort the space utilization, click the column headings of the space utilization table.

Viewing Quota Usage

The Quota Usage page displays the quotas and usage of all users including users for which no quota has been defined.
It includes users that have been removed from the system but still have usage.
To display the quotas usage:

1.

Select Monitor

→

Capacity

→

Quota Usage.

The Quota Usage page displays the quota usage table for All NAS Volumes.

2.

From Show quota usage for NAS Volume, select the appropriate NAS volume or All NAS Volumes.
The quota usage table displays the quota usage details for the selected NAS volume.

3.

To refresh the quota usage, click Refresh.

Replication

You can view the status and progress of the NAS replication process in the NAS Replication page.
To view the status and progress of NAS replication policies:

1.

Select Monitor

→

Replication

→

NAS Replication.

The NAS Replication page displays the NAS replication table for replication policies whose source volume,
destination volume, or both, reside on this Dell Fluid File System.

2.

To sort the NAS replication, click the column headings of the NAS replication table.

3.

To view a detailed history of the replication policy progress, click the status of the relevant replication policy.

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Содержание PowerVault NX3600

Страница 1: ...Dell FluidFS NAS Solutions Administrator s Guide ...

Страница 2: ...on are trademarks of Advanced Micro Devices Inc Microsoft Windows Windows Server Internet Explorer MS DOS Windows Vista and Active Directory are either trademarks or registered trademarks of Microsoft Corporation in the United States and or other countries Red Hat and Red Hat Enterprise Linux are registered trademarks of Red Hat Inc in the United States and or other countries Novell and SUSE are r...

Страница 3: ...tion You May Need 16 2 Monitoring The FluidFS NAS Solution 17 Dashboard 17 Status 17 Capacity 17 Current Performance 17 Recent Performance 18 Load Balancing 18 Events Viewer 18 Viewing Events In The Event Viewer 18 Network Performance 18 Load Balancing 19 Viewing Load Balancing Over Time 19 Client Connections 19 Managing CIFS Connections 21 Hardware 21 Viewing System Validation Status 21 Viewing D...

Страница 4: ...Modifying A CIFS Share 32 Removing A CIFS Share 32 Creating Home Shares 32 Setting Access Control Lists And Share Level Permissions On FluidFS 33 CIFS Storage Administrator Account 33 Active Directory Configuration 33 Setting ACLs Or SLPs On A CIFS Share 34 Access Using CIFS 34 Configuring CIFS Shares Level Permissions 35 Resetting CIFS Local Administrator Password 36 Quotas 36 Managing Default Qu...

Страница 5: ... 51 Using Antivirus Applications 51 Viewing Existing Antivirus Hosts 52 Adding Antivirus Hosts 52 Removing An Antivirus Host 52 Enabling Antivirus Support Per CIFS Share 52 5 Managing The FluidFS NAS Solution 53 Managing The System 53 Managing Client Access 53 Viewing The Defined Subnets 53 Adding A Subnet 53 Modifying A Subnet 54 Removing A Subnet 54 Managing Administrator Users 54 Viewing Admini...

Страница 6: ...ing Static Routes 63 Viewing Static Routes 64 Adding Static Routes 64 Modifying A Static Route 64 Deleting A Static Route 64 Defining File System Protocols 64 Configuring CIFS Parameters 65 Configuring General CIFS Parameters 65 Denying Users From Accessing Files Using The CIFS Protocol 65 Configuring Advanced CIFS Parameters 65 Configuring System Time Parameters 66 Changing The Time Zone 66 Manua...

Страница 7: ...74 CIFS Path Share Not Found 75 CIFS Write To Read Only Volume 75 Troubleshooting NFS Issues 76 Cannot Mount NFS Export 76 NFS Export Does Not Exist 77 NFS File Access Denied 77 NFS Insecure Access To Secure Export 78 NFS Mount Fails Due To Export Options 78 NFS Mount Fails Due To Netgroup Failure 78 NFS Mount Path Does Not Exist 79 NFS Owner Restricted Operation 80 NFS Write To Read Only Export 8...

Страница 8: ... A Linux Client 88 Strange UID And GID Numbers On Dell NAS System Files 88 Troubleshooting Networking Issues 88 Name Server Unresponsive 88 Specific Subnet Clients Cannot Access The NAS Cluster Solution 89 Troubleshooting DNS Configurations 89 Determining The IQN Of The NAS Cluster Solution Controllers Using CLI 89 Troubleshooting RX And TX Pause Warning Messages 90 Troubleshooting NAS Manager Iss...

Страница 9: ...PowerVault NX3500 NX3600 NX3610 NAS Cluster Solution 103 Running Diagnostics 103 Online Diagnostics 103 Offline Diagnostics 104 Reinstalling The NAS Cluster Solution 105 Expanding The NAS Cluster 105 Adding An Additional NAS Appliance To The NAS Cluster 105 Creating A Host In PowerVault NX3500 NX3600 NX3610 107 Replacing A NAS Cluster Solution Controller 107 Prerequisites 107 Detaching The FluidFS...

Страница 10: ...NDMP 115 Replication 115 10 Getting Help 117 Contacting Dell 117 ...

Страница 11: ...tware that ships with the MD Series array Enterprise Manager Multi system management software required for managing FluidFS with Storage Center Fluid File System FluidFS High performance scalable file system software installed on NAS controllers Host Port Identifier Unique ID used to identify hosts in a network LAN or client network primary network The network through which clients access NAS shar...

Страница 12: ...onfigured highly available and scalable NAS appliance providing NAS CIFS and or NFS services which is comprised of a pair of NAS controllers a storage subsystem and the NAS Manager Standby controller A NAS controller that is installed with the FluidFS software but not part of a cluster For example a new or replacement controller from the Dell factory is considered as a standby controller SAN netwo...

Страница 13: ...rformance when needed without impacting the applications or users Provides administrative functions for storage administrators who perform day to day system operations and storage management Has a distributed file system which creates a single interface to the data Is capable of storing terabytes of data in a single file system Allows for dynamic increase in capacity Has a centralized easy to use ...

Страница 14: ... use either the CLI or the NAS Manager to configure or modify system settings such as configuring protocols adding users and setting permissions The NAS Manager provides access to system functionality using standard internet browsers System Components The NAS cluster solution system consists of Hardware One or more NAS appliances Storage arrays Network SAN network Internal network LAN or client ne...

Страница 15: ...t network acts as the heartbeat mechanism and enables internal data transfer between controllers In a two controller system no switches are used In configurations with more than two controllers the interconnect network includes two switches All Dell Fluid File System FluidFS controllers are connected to both interconnect switches These employ dual links for redundancy and load balancing In order t...

Страница 16: ...ent of the NAS appliance The System Placemat provides information on how to set up the hardware and install the software on your NAS solution The Online Help provides information about configuring and managing the software The online help is integrated with the system and can be accessed from the NAS Manager web interface Any media that ships with your system that provides documentation and tools ...

Страница 17: ...m in a single view The Dashboard page includes five real time and short term sections Status Capacity Current Performance Recent Performance Load Balancing NOTE The information in the screen is refreshed automatically every few seconds NOTE To view detailed status parameters for each section in the Dashboard click each section Status The Status section displays the system status and a list of hard...

Страница 18: ...ts of and from lists and click Show An event viewer table displays the events depending on the parameters selected 3 To sort the events click the column headings of the event viewer table 4 To view the details about the event select the relevant event in the event viewer table The details of the selected event is displayed in the View Pane 5 To export the displayed events to a CSV file on click Ex...

Страница 19: ...d balancing information and click Display NOTE By default all the controllers are selected 4 To export the displayed events to a CSV file click Export to CSV file A new browser window with the events in CSV format is displayed 5 Copy and paste the events in a CSV file or save the web page as a CSV file Client Connections The Client Connections page enables you to Display the distribution of client...

Страница 20: ...rate to other controllers when rebalancing the network load 6 Click Assign Setting The Migration Policy In case of a controller failure the system automatically migrates each connection from the failed controller to another controller This causes disconnections to CIFS clients unless the Migrate Manually policy has been selected for CIFS However selection of this option requires you to manually mi...

Страница 21: ...tion including hardware and network connectivity NOTE System validation can also be executed using the CLI interface It provides information about processors monitoring availability NICs IPMI Ethernet bandwidth BPS monitoring and so on To refresh the status of system components 1 Select Monitor Hardware System Validation The System Validation page is displayed 2 Click Rerun to rerun system validat...

Страница 22: ...tilization table Viewing Quota Usage The Quota Usage page displays the quotas and usage of all users including users for which no quota has been defined It includes users that have been removed from the system but still have usage To display the quotas usage 1 Select Monitor Capacity Quota Usage The Quota Usage page displays the quota usage table for All NAS Volumes 2 From Show quota usage for NAS...

Страница 23: ...NDMP You can view the status and progress of the NDMP active jobs in the NDMP Active Jobs page 23 ...

Страница 24: ...24 ...

Страница 25: ...creased based on the system capacity The NAS volume name must not contain more than 230 characters It must contain only letters digits and underscores _ and must begin with either a letter or an underscore You can create as many NAS volumes as you want but the total capacity cannot exceed the total storage capacity A single volume can occupy data of various types by defining multiple shares on the...

Страница 26: ...lution 1 Create five NAS volumes based on the departments The administrator logically breaks up the storage and the management into functional groups In this scenario the departmental requirements are quite different and supports the design to logically create NAS volumes along department lines This solution provides the following advantages It is logically easy to manage the NAS volumes The NAS v...

Страница 27: ...ect a Dell Fluid File System administrator to whose email address the system sends alerts NOTE This feature is not available on Dell Compellent FS8600 NAS solutions For more information see the Enterprise Manager documentation for alert handling on these solutions 7 From the Access time granularity list select the resolution of file access timestamp accuracy based on system performance requirement...

Страница 28: ...volume and click Delete Shares And Exports You can define access permissions to files in the file system according to permissions assigned to hosts and users This is done by sharing directories using NFS exports and CIFS shares Managing NFS Exports NFS exports provide an effective way of sharing files and data across UNIX Linux networks NFS clients can only mount directories that have been exporte...

Страница 29: ...e systems NOTE If you leave Limited reported size empty the reported size will be the actual size 11 In Require secure port select No to enable access through insecure ports ports beyond 1024 12 In Comment add a comment or description for NFS export 13 Click Save Changes Modifying An NFS Export To modify the parameters of a specific NFS Export in the NFS Exports list 1 Select User Access Shares NF...

Страница 30: ...P or TCP connection you can configure the firewall settings in two ways Adjust the firewall settings so that the source IP address comes from either of the two controllers and not the client VIP Open the port range for UDP to allow ports as follows Service Name FluidFS Port portmap 111 Statd 4000 through 4008 Nfs 2049 through 2057 nlm lock manager 4050 through 4058 mount 5001 through 5009 quota 50...

Страница 31: ... NOTE For example enter tmp to hide all files with a tmp extension 9 In Allow guests select Yes to allow unknown users to access the share as guests NOTE If you select Files should be checked for viruses in the General tab the Antivirus tab is activated 10 Click the Antivirus tab and in Select the policy for handling of virus infected files select one of the following Do nothing Deny access to the...

Страница 32: ...with a script user created script batch file or PowerShell cmdlet that is written by the storage administrator Alternatively the administrator can manually create these folders This is to provide stronger access controls to the administrator The administrator can either manually determine the accounts to be given a home share or can write a script that automatically generates the folders for some ...

Страница 33: ...istrator account serves the primary purpose of setting ownership of the CIFS share The account can also be used to set ACLs when the NAS service is not joined to an Active Directory domain This built in account has a randomly generated password for security purposes You must change this password before attempting to set any ACLs or SLPs CIFS Full Access User Account Backup User The Full Access Use...

Страница 34: ...ator NOTE You can change the NetBios name in the NAS Manager by navigating to Cluster Management Authentication System Identity 2 Follow the previous set of instructions to set the owner of the CIFS share to either a domain admin user account or the Domain Admins group 3 After the owner is set unmap the network drive 4 Remap the network drive using an account that is a part of the domain administr...

Страница 35: ...e computer By default the MMC uses the user logged on to the machine to form the connection To use the correct user in the MMC connection If the NAS appliance that you are trying to manage is joined to an Active Directory log in to the management station with domain Administrator Before using MMC connect to the NAS cluster solution by using the client access Virtual IP address in the address bar o...

Страница 36: ... by a user or a group A quota can also restrict the total space used in a NAS volume or the usage of users and groups within an NAS Volume Quota values always relate to a specific volume and are specified in units of MB NOTE Users and groups for which an individual quota is not defined will use the default user group quota Managing Default Quotas To manage the default quotas of a volume NOTE The d...

Страница 37: ...Quota page is displayed 2 Click Add The Create Quota page is displayed 3 From the NAS Volume list select the appropriate NAS volume to which you want to add the quota 4 From the Quota for list select the type of quota restriction you want and enter the appropriate user or group name or click the Browse button to select the appropriate user or group NOTE Listing users may take some time depending o...

Страница 38: ...nt User Group Quota The Edit Quota page is displayed 4 Modify the quota rules as desired and click Save Changes Deleting A Quota To delete a quota rule 1 Select User Access Quota User Group The User Group Quota page is displayed 2 From the NAS Volume list select the appropriate NAS volume The User Group Quota table displays the list of available User Group Quotas for the selected NAS volume 3 From...

Страница 39: ... Snapshot Policy 1 Select Data Protection Snapshots Policies The Snapshot Policies page is displayed 2 From the NAS Volume list select the appropriate NAS volume 3 In Alert the administrator when snapshot space is of total volume enter the percentage of total NAS volume space When this limit is exceeded snapshots are automatically deleted NOTE Leave this field empty to disable snapshot space event...

Страница 40: ...rectory snapshots under each Share This integrates into Shadow Copies and enables previous versions Snapshots retain the same security style as the Active file system Therefore even using Snapshots users can access only their own files based on existing permissions The data available when accessing a specific Snapshot is at the level of the specific share and its subdirectories ensuring that users...

Страница 41: ...he list of available snapshots select the relevant snapshot and click Delete Restoring A NAS Volume From A Snapshot 1 Select Data Protection Snapshots Restore The Snapshot Restore page is displayed 2 In Choose the volume to be reverted select the appropriate NAS volume The Choose a snapshot for revision list displays the snapshots for the selected NAS volume 3 In Choose a snapshot for revision sel...

Страница 42: ...plicating a volume to another NAS appliance the other NAS appliance must be setup as a replication partner Replication Partners Once a partner relationship is established replication is bi directional One system could hold target volumes for the other system as well as source volumes to replicate to that other system Replication data flows through a secure ssh tunnel from system to system over the...

Страница 43: ...eplication Partners The Replication Partners screen is displayed 2 Click Add The Add Replication Partner screen is displayed 3 In Remote NAS management VIP enter the VIP addresses of the remote system NAS manager 4 In User name and Password enter the username and password of an administrator account on the remote system NOTE These values are not stored in Dell Fluid File System 5 Click Save Change...

Страница 44: ...res entering the IP address of the remote system and specifying an administrator s user name and password 2 Add the replication policy This requires selecting the source volume the destination volume and specifying a periodic schedule for the replication If the destination system has data that is not available on the source system a warning is issued and you are asked to approve losing this data 3...

Страница 45: ...ton and select the appropriate NAS volume 6 Select one of the following recovery point schedule options Replicate every hour after Replicate every day at Replicate every week on Replicate on demand not scheduled 7 Click Save Changes Pausing Resuming And Running The NAS Replication You can pause resume or run the NAS replication on demand depending on the status of the selected NAS volume 1 Select ...

Страница 46: ...n than source cluster A however both clusters must be able to communicate with each other so that the replication process can occur NOTE Ideally cluster B must serve as a pure back up cluster for cluster A and contain only the backup data from cluster A Apart from the replication volume from cluster A cluster B must not have any additional volumes configured There are three phases involved in sett...

Страница 47: ... Cluster B If source cluster A stops responding because of an unexpected failure hardware disk and so on you must 1 Log on to backup cluster B 2 Delete the existing replication policy for all replication target volumes FluidFS replication manager tries to contact source cluster A which fails 3 Confirm replication policy deletion on backup cluster B and apply the source volume configuration from cl...

Страница 48: ... cluster B and make sure that the volume size is big enough to accommodate the corresponding source volume data in cluster A 5 In the NAS Manager web interface select Data Protection Replication NAS Replication and click Replicate Now for all the volumes in cluster B B1 B2 Bn If the replication fails fix the problems encountered and restart the replication process Ensure that all the volumes are s...

Страница 49: ...al IPs configured on the LAN or client network can be used by backup software to take backups and perform restores The NAS cluster solution provides a generic user interface to enable the NDMP agent and is programmed to work independent of the installed NDMP agent Backing Up Replication Target NAS Volumes When performing a backup of replication target volumes FluidFS does not create a dedicated ND...

Страница 50: ...Username A username and password are required when configuring an NDMP server in the DMA By default the username is backup_user The default password is randomized and must be changed prior to using NDMP To change the NDMP password 1 Select Data Protection NDMP NDMP Configuration The NDMP Configuration page is displayed 2 If required in Backup username change the current backup username and click S...

Страница 51: ...he NAS cluster solution exposes backup volumes at the following path NASVolumeName where NASVolumeName is the exact name as it appears in the user interface Displaying Active NDMP Jobs All backup or restore operations being processed by the NAS cluster solution can be viewed on the NDMP Active Jobs page To view the active NDMP jobs select Data Protection NDMP NDMP Active Jobs or Monitor NDMP Activ...

Страница 52: ... host 4 In Port enter the port on which the host ICAP protocol is listening By default the ICAP port is 1344 5 Click Save Changes Removing An Antivirus Host To delete a host from the list of antivirus hosts 1 Select Data Protection Antivirus Antivirus Hosts The Antivirus Hosts page displays a list of existing antivirus hosts 2 From the list of available antivirus hosts select the appropriate antiv...

Страница 53: ...s shares and exports If your network is routed it is recommended to define more than one virtual IP address You can define multiple subnets to allow clients to access the NAS cluster solution directly and not through a router Configure a single name on your DNS servers for each subnet to enable load balancing between these IP addresses NOTE All the virtual IP addresses must be valid IP addresses o...

Страница 54: ...the Primary subnet or any internal subnet Interconnect and Management If you need to update the IP addresses of an internal subnet you must stop the file system before editing the desired IP addresses 1 Select Cluster Management Network Subnets The Subnets page displays the list of existing subnets 2 From the list of displayed subnets under the Subnet Name column click the appropriate subnet The A...

Страница 55: ...nly NOTE You can only define other administrators with permission levels that are hierarchically lower than your own 8 In E mail address enter the e mail address of the administrator in each available E mail address field The system uses this E mail address to send alerts to the administrator You can add additional E mail addresses by clicking Add Email address You can set the types of E mail aler...

Страница 56: ...emoving An Administrator 1 Select Cluster Management General Administrators The Administrators page displays the list of currently defined administrators 2 From the list of available administrators select the relevant administrator and click Delete Managing Local Users For CIFS And NFS Access NOTE Skip this section if your site is configured with an external NIS LDAP database After local users are...

Страница 57: ...user belongs or click the browse button to browse to the list of groups optional NOTE You can add more than one group 9 Select the Advanced tab for additional and optional fields 10 In Real name enter the real name of the user 11 In Remarks enter comments about the user optional 12 Click Save Changes Modifying Local Users 1 Select Cluster Management Authentication Local Users The Local User page d...

Страница 58: ...ssword that you entered in the New password field 6 In the Change Password window click Save Changes The Edit Administrator page is displayed 7 Click Save Changes Managing Local Groups If your site is configured with external NIS database you can skip this section You must define only local groups in case you have very few Linux UNIX end users who require access to the NAS cluster solution using N...

Страница 59: ...ication only Local internal users only NIS or LDAP and Active Directory Configuring An Identity Management Database An Identity Management Database allows the system to authenticate and manage user level access control This database is responsible for managing the users and their passwords the groups and the relationship between users and groups If the system belongs to an Active Directory domain ...

Страница 60: ...t Cluster Management Authentication Identity Management Database The Identity Management Database page is displayed 2 Select Users are not defined in an external user database 3 Click Save Changes Active Directory The Active Directory service stores information about all objects on the computer network and makes this information available for administrators and users to find and apply Using the Ac...

Страница 61: ...mended to also add this IP address to your DNS server so that clients can access the system via a name in addition to an IP address NOTE You must configure CIFS to authenticate users after joining the Domain To authenticate users Cluster Management Protocols CIFS Configuration Select the radial for Authenticate users identity using Active Directory and local user database NOTE The Client Access VI...

Страница 62: ...d robin fashion and that all the clients can access the system NOTE Do not intermix VIPs from different subnets in a single DNS name Performance And Static Routes Routed networks provide an opportunity to enhance performance through a feature called static routes This feature allows you to configure the exact paths in which the system communicates with various clients on a routed network Figure 4 ...

Страница 63: ... existing DNS servers and their parameters select Cluster Management Network DNS Configuration the DNS Configuration page displays the list of existing DNS servers and their parameters Adding DNS Servers And DNS Suffixes 1 Select Cluster Management Network DNS Configuration The DNS Configuration page is displayed 2 To add a DNS server click Add DNS Server A new empty row is added to the list of DN...

Страница 64: ...atic Routes The Static Routes page displays the list of currently defined static routes 2 From the list of existing static routes select the appropriate static route and click Edit The properties of the selected static route are displayed 3 Modify the properties as required Deleting A Static Route 1 Select Cluster Management Network Management Static Routes The Static Routes page displays the list...

Страница 65: ...em is joined select Authenticate users identity via Active Directory and local user database To authenticate users using an internal user database Select Authenticate users identity via local users database 5 Click Save Changes This restarts all user connections Denying Users From Accessing Files Using The CIFS Protocol 1 Select Cluster Management Protocols CIFS Configuration The CIFS Protocol Con...

Страница 66: ...ing The Current Date And Time If your environment does not include any time synchronization servers configure the current date and time manually To configure the current date and time manually 1 Select Cluster Management General Time Configuration The Time Configuration page is displayed 2 Select There is no NTP server to synchronize time with 3 In Date enter the current date NOTE Use the format D...

Страница 67: ...ver click Add NTP server and type the name of the redundant NTP server in the NTP server field 6 Click Save Changes Managing Licenses Installed licenses can be viewed and managed from the NAS Management software Viewing Licenses To view installed licenses select Cluster Management General Licensing the Licensed Features page displays a list of installed licenses Adding A License The feature s from...

Страница 68: ... and correct them if necessary Alerts Alert e mail messages that report on the system service You can add additional recipients if necessary If you add the Administrator as a recipient it is recommended that you configure the system to only send them system alerts You can also manually request the system to send a system information report as required Viewing SMTP Servers To view the list of confi...

Страница 69: ...sent if the sender does not belong to a specific domain You can configure the system to send all e mail messages from a specific user in the required domain To determine the e mail address that must be displayed in the From field when sending e mail messages In Send E mails From type an e mail address belonging to the required domain Configuring Advanced Options 1 Select Cluster Management Monitor...

Страница 70: ...me of the Network Management Server or of another host that receives the Dell Fluid File System generated SNMP traps 6 To add additional trap recipients click Add The trap recipient is added to the list 7 Enter the IP address or host name of the network management server 8 To remove a trap recipient from the list select the appropriate trap recipient and click Delete The trap recipient is removed ...

Страница 71: ...ares while clients accessing other shares do not experience such problems Check the status of the antivirus hosts and the network path between the NAS cluster solution and the antivirus hosts CIFS Access Denied Description CIFS access to a file or folder is denied Cause A client without sufficient permissions performs an operation on a file folder Workaround Check the permissions on the file folde...

Страница 72: ...e Kerberos server that is Active Directory clock Workaround Configure the client to clock synch with the Active Directory as an NTP server to avoid clock skews errors CIFS Client Disconnection On File Read Description CIFS client disconnection on file read Cause Extreme CIFS workload during controller failover Workaround Client needs to reconnect and open the file again CIFS Client General Disconn...

Страница 73: ...pen it Workaround Notify the user who tried to open the file that the file has been deleted CIFS File Access Denied Description CIFS file access denied Cause Client has insufficient privileges to perform the requested operation on the file Workaround This is an informative event The user may request to modify the file ACL to allow access CIFS File Sharing Conflict Description CIFS file sharing con...

Страница 74: ...200 concurrent CIFS connections and each NX3610 and FS8600 is limited to 1500 connections The system is in an optimal state and the number of CIFS clients accessing one of the controllers reaches the maximum In such a scenario consider adding another NAS appliance The system is in optimal state but the clients are significantly unbalanced between NAS controllers In this case rebalance the clients ...

Страница 75: ...nted by another client If multiple users are accessing the same dataset it is recommended to apply a strict permission scheme to avoid such conflicts Workaround List all available shares on the NAS and identify the problematic share It must have an indication that it is not accessible 1 Restore the problematic path from a backup 2 Manually create the missing directories Set permissions to control ...

Страница 76: ...got through to the port mapper but the rpc mountd NFS mount daemon was not registered Client system s IP address IP range domain name or netgroup is not in the export list for the volume it is trying to mount from the NAS appliance Either the remote path or the local path is not a directory The client does not have root authority or is not a member of the system group NFS mounts and unmounts are o...

Страница 77: ... on the client system or when accessing the wrong server Workaround 1 Check the available exports on the NAS verify that all the required exports exist 2 On the problematic client verify that the relevant export is available to this client 3 showmount e Server name IP 4 Export list for Server name IP 5 abc 10 10 10 0 6 xyz 10 10 10 0 7 If the export is available review the export name spelling in ...

Страница 78: ...s due to export options Cause The export list filters client access by IP network or netgroup and screens the accessing client Workaround 1 Verify the relevant export details Write down all existing options so that you are able to revert to them 2 Remove IP client restrictions on the export and retry the mount 3 If the mount succeeds verify that the IP or domain is explicitly specified or that it ...

Страница 79: ...ined for it while focusing on the netgroup definition Document the used netgroup in order to restore it once the issue is solved and remove the netgroup limitation NFS Mount Path Does Not Exist Description Client tries to mount a mount path that does not exists on a NAS container Cause This error usually occurs in one of the following scenarios When accessing a system which is being restored from ...

Страница 80: ...port Cause An NFS export can be defined as a read only export A client accessing a read only export cannot perform write operations or modify included files Workaround This event by itself does not require any administrative intervention NFS Write To Read Only Volume Description An NFS user tries to modify a file on a read only volume Cause A NAS volume becomes read only when it is set as the targ...

Страница 81: ...sible is to remove the user from unnecessary groups leaving only 16 groups or less Troubleshooting Replication Issues Replication Configuration Error Description Replication between the source and destination NAS volumes fails because the source and destination systems topologies are incompatible Cause The source and destination systems are incompatible for replication purposes Workaround Upgrade ...

Страница 82: ...n the destination system using the monitoring section of the NAS Manager If the NAS cluster solution file system is not responding administrators must start the system on the destination cluster The replication continues automatically after the file system starts Replication Destination Is Not Optimal Description Replication between the NAS source volume and the NAS destination volume fails becaus...

Страница 83: ...ween the source and the destination Workaround The administrator must check if the replication is automatically restored If the replication is not automatically restored check the network communication between the source cluster and the destination cluster Network communication can be checked by using a third party system in the same subnet that can ping both the source and destination clusters Re...

Страница 84: ...Replication between the NAS source volume and the NAS destination volume fails because the file system of the source NAS volume is busy replicating other NAS volumes Cause Replication task fails because the file system of the source NAS volume is busy replicating other NAS volumes Workaround The replication continues automatically when the file system releases part of the resources The administrat...

Страница 85: ... continues after a period of time an hour Troubleshooting Active Directory Issues Group Quota For An Active Directory User Does Not Work Description Group quota is defined for an Active Directory group however when a group member consumes space the actual usage of the group does not grow and the group limitation is not enforced Cause The NAS cluster solution quota enforcement is performed based on...

Страница 86: ... the domain controller time and if required configure the NTP setting of the system Troubleshooting Active Directory Configuration Description Unable to add Active Directory users and groups to CIFS shares Cause Probable causes may be Unable to ping the domain using FQDN DNS may not be configured NTP may not be configured Workaround When configuring the system to connect to an Active Directory dom...

Страница 87: ...ull capacity and the file system denies any write requests including overwrites The NAS volume is a target in a replication relationship and is read only Workaround 1 If the problem appears only on some files this is a permission issue Verify that the user account has modify permissions on the file or use a different user account 2 If the problem is related to a specific NAS volume 3 Verify there ...

Страница 88: ...e check_disk command instead of the check_disk_smb command Strange UID And GID Numbers On Dell NAS System Files Description New files created from Ubuntu 7 x clients get the UID and GID of 4294967294 nfsnone Cause By default Ubuntu 7 x nfs clients do not specify rpc credentials on their nfs calls As a result files created from these clients by any user are owned by 4294967294 nfsnone UID and GID W...

Страница 89: ...s Description Unable to connect to the NAS cluster solution using the system name and or unable to resolve host names Cause Probable causes may be Unable to ping system using Fully Qualified Domain Name FQDN Unable to connect to the NAS Manager using system name Workaround 1 Verify that the client IP information is set correctly 2 Verify that the NAS cluster solution controller is configured to th...

Страница 90: ...intervals due to which there is no correlation between screen refresh to actual metrics refresh Workaround Use the process in FluidFS that collects information regarding various matrices in the system Status fields overall state service status servers status Information is been collected every 40 seconds Capacity Information is collected every 1800 seconds Current performance NFS CIFS Replication ...

Страница 91: ...nse time is in the millisecond range Cannot Connect To The NAS Manager Description Unable to connect to the NAS Manager Cause Probable causes may be The user is attempting to connect using an incorrect IP address or is using the wrong system name The client computer s IP information is configured incorrectly The user is using an incorrect user name or password The user s browser properties are pre...

Страница 92: ...r two If the request originated from the snapshot scheduler wait another cycle or two If the failure persists try taking or deleting the snapshot manually on the same volume Check the dashboard if the system is under heavy workload If the system is under a heavy workload wait until the workload decreases and reissue the snapshot request Check the snapshot schedule A very dense snapshot schedule ha...

Страница 93: ...connect to a NAS appliance but cannot log in use backup_user as the user name for the NDMP client while setting up the NDMP backup restore in your backup application The default password for NDMP client is Stor ge To change the password 1 Log in to the NAS Manager or open remote terminal to the appliance 2 In the NAS Manager go to Data Protection NDMP NDMP Configuration page In NAS CLI go to Data ...

Страница 94: ... be used to set permissions on files in this volume NFS for UNIX security style volumes and CIFS for NTFS security style volumes Consequently this makes some operations invalid Setting UNIX permissions for a file in an NTFS Security style container Setting UID GID ownership for a file in an NTFS Security style container Setting ACL for a file in a UNIX Security style container Changing read only f...

Страница 95: ...ystem maintenance luns configuration iscsi set iSCSIDiscoveryIPs IP Address none none After the command is complete refresh the host port identifiers You can now run the configuration wizard from the NAS Manager again 1 Compare if the IQNs displayed in MDSM are the same as the ones under the Mappings tab in the hosts section in the NAS Manager 2 If there is a mismatch correct the IQNs used for the...

Страница 96: ...ifier is displayed in the Properties pane This workaround enables you determine which virtual disks are assigned to the NAS file system NAS IDU Failed To Discover Any Controllers Description NAS IDU failed to discover any controllers Cause IPV6 may not be enabled on your workstation Workaround Enable IPV6 support on your management workstation Attach Operation Fails Description The operation to at...

Страница 97: ...ke up to 60 minutes to complete Do not reboot the controller manually if it is in the boot phase Executing System Upgrades Troubleshooting Dell NAS Initial Deployment Utility IDU Issues Error Received While Running The Dell NAS Initial Deployment Utility Description Error occurred while running the Dell NAS Initial Deployment Utility IDU Cause The error could be caused by either hardware setup net...

Страница 98: ...hose failures and reconfigure the system using the NAS IDU 5 If the failure still persists collect all the files in a bundle package and contact Dell support Cannot Launch Dell NAS Initial Deployment Utility IDU Description Cannot launch Dell NAS Initial Deployment Utility Cause Probable causes maybe NAS Initial Deployment Utility installer failed to install JAVA runtime environment is not properl...

Страница 99: ...When prompted to continue with the stop procedure click OK This operation copies the file system cache to the disks and stops the file system 6 Press and release the recessed power button at the back of each controller to shut down the controller NOTE Pressing and holding the power button down for several seconds will not power down the system Turning On The NAS Cluster Solution Before turning on ...

Страница 100: ...screen to apply the configuration on the NAS volume NOTE When you restore a NAS volume it overwrites and replaces the existing configuration Users that are currently connected to the system are disconnected The following parameters can be restored NFS exports CIFS shares Quota rules Snapshot schedule NAS volume alerting security style and related parameters NAS volume name NAS volume size To resto...

Страница 101: ...ation you want to update 3 Select one or more options from the list of system wide parameters that can be restored 4 Click Apply Formatting File System NOTE Only NX3600 and NX3610 support formatting of file systems using the NAS Manager For FS8600 File System Format is performed by Enterprise Manager when initially deploying the FS8600 using Enterprise Manager A file system format installs the fil...

Страница 102: ...out affecting the services to the clients However the process occurs over a period depending on the total number of the existing and added LUNs the total storage capacity and system workload You can add additional LUNs from the storage capacity that is already available on your storage array to the NAS cluster solution The MD Storage Array must have additional capacity to allocate to the NAS clust...

Страница 103: ...nformation see the MD Series Storage Array Administrator s Guide at support dell com manuals 2 Add the virtual disks that you just created to the cluster s Host Group 3 Start NAS Manager on your management station and log on as admin NOTE By default the admin password is Stor ge 4 Select Cluster Management Maintenance Add LUNs The page may take a few minutes to display It runs the iSCSI discovery ...

Страница 104: ...tions The tool supports single processor or multiprocessor configurations as well as processors using the Intel Hyper Threading Technology MP Memory operates only on controllers that are Intel processor based This tool complements Dell 32 Bit Diagnostics tests and helps provide complete comprehensive diagnostics on the controller in a pre operating system environment Running The Embedded System Di...

Страница 105: ... connections and evenly distributes data flow between all controllers and back end storage The original appliance pair no longer dedicates all its system resources for NAS cluster operations but reduces its system resource utilization due to other appliance pairs contributing their resources A NAS appliance consists of two NAS controllers within a single chassis You can add a maximum of one applia...

Страница 106: ... the newly added NAS appliance are attached to the NAS cluster After the NAS appliance is successfully attached to the cluster the Add NAS Appliance Wizard LUNs Configuration page is displayed For the PowerVault NX3500 NX3600 NX3610 solutions the new IQN s are displayed From the Modular Data Storage Manager MDSM create two new virtual hosts in the existing host group and associate the new IQNs to ...

Страница 107: ...lick Add 8 Click Next The Specify Host Type Define Host screen is displayed 9 Select Linux from the Host type operating system list 10 Click Next The Preview Define Host screen is displayed 11 Click Finish The Creation Successful Define Host screen is displayed 12 Click Yes to define another host Repeat step 2 to step 10 to create another host Replacing A NAS Cluster Solution Controller You must r...

Страница 108: ...e failed controller from the appliance chassis 4 Install the new controller in the appliance chassis 5 Connect all cables to the new controller NOTE For more information on removing and installing the controller see the Dell FluidFS NAS Solution Owner s Manual at support dell com manuals 6 Ensure that the cables are reconnected to the same ports when installing the controller 7 Power ON the new sy...

Страница 109: ...s in degraded mode Access Delete NAS volume Fails NFS exports View only CIFS shares View only Data Protection Snapshot restore Fails Replication Partners View only System Management Time configuration View only Network configuration View only Subnets View only Local hosts View only Static routes View only CIFS configuration View only NIS LDAP View only Local users groups View only Mapping Mapping ...

Страница 110: ...110 ...

Страница 111: ...S 9 x clients may gain access to the file system due to the NAS cluster solution s ability to provide code page conversions of file names directories shares and volumes according to the code page used by the client Native Unicode clients include the following Microsoft Windows 7 Server 2008 R2 Microsoft Windows Vista Server 2008 Microsoft Windows XP Microsoft Windows 2000 2003 Microsoft Windows NT...

Страница 112: ... different UTF 8 encoding for the same code page entries The result is either be that these characters are not displayed or that these are substituted by other characters similar in shape Japanese Compatibility Issues Administrators using the CLI are able to enter Japanese characters in configuration parameters only through the web interface because XTERM applications such as KTERM does not enable...

Страница 113: ...age for the CIFS service to support portability between protocols If you are working in a multi protocol environment and wish to share files and directories between protocols it is recommended to use this option When the CIFS service is configured to use UTF 8 JP for the internal encoding UNIX code page Windows incompatible encoding is mapped to the appropriate UNIX Mac O S encoding on NAS cluster...

Страница 114: ...114 ...

Страница 115: ...DMA 5 Why do I see ndmp_backup_xxxx_nodeX snapshot on my volume This is the snapshot taken by NDMP After a successful backup session this snapshot is deleted If backup session is terminated with an error the snapshot may be left in place and can be safely deleted manually 6 How many DMAs can run backup at any given time Up to 16 DMAs can be set up on NAS cluster solution There is no limit on the n...

Страница 116: ...the same system Yes you can replicate from one source virtual volume to a destination virtual volume on the same system 7 Is bi directional replication supported between two systems Yes you can have a mix of target volumes and source volumes on replication partners 8 Can I have multiple replication partner systems Yes multiple replication partners are allowed however you cannot replicate one virtu...

Страница 117: ...nd service options Availability varies by country and product and some services may not be available in your area To contact Dell for sales technical support or customer service issues 1 Visit support dell com 2 Select your support category 3 If you are not a U S customer select your country code at the bottom of the support dell com page or select All to see more choices 4 Select the appropriate ...

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