Name: IBM N Series
Brand: IBM
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Format change for the Gateway Implementation Guides...............148

Changes to the Gateway MetroCluster Guide ...................148

Websites ...............................149

Trademark information ...........................152

Notices................................155

Contents ix

Table of Contents3
Data ONTAP 8.0.4 7-Mode Release Notes11
Changes Introduced Since Data ONTAP 8.013
Changes Introduced in Data ONTAP 8.0.4 7-Mode Release13
Changes in the Data ONTAP 8.0.3 7-Mode Release15
Changes in the Data ONTAP 8.0.2 7-Mode Release19
Changes in the Data ONTAP 8.0.1 7-Mode Release23
New and Changed Features27
New and Changed Platform and Hardware Support29
Support for 1-TB Flash Cache Modules29
Support for N6200 Series Storage Systems29
Support for the N7X50T Series Storage Systems30
Support for 512-GB and 256-GB Performance Acceleration Module (PAM II)31
Support for Ssds31
Support for 900-GB SAS Disks31
Supported Tape Drives31
Support for 3-TB SATA Disks31
Support for 2-TB SATA Disks31
Changes in Storage Expansion Unit Support33
Support for EXN3500 Storage Expansion Units33
Support for EXN3000 Storage Expansion Units33
Manageability Enhancements34
Reversion and Downgrade Support34
SSH Server Version for Data ONTAP34
Supported Openssh Client Versions34
Support for a 64-Bit Root Volume35
The Service Processor for the N6200 and N7X50T Series Storage Systems35
Enhancements that Allow You to Specify SSL Versions36
Root Aggregate Snapshot Reserve Values Reduced36
SSL Security Improvements37
Default Security Settings for Manageability Protocols37
Requirement to Set Root Account Password38
Uses of the Systemshell and the Diagnostic Account38
Boot Menu Enhancements and Changes38
Read Reallocation of Data39
Extents for Flexvol Volumes39
Partner Recipients for Autosupport Email Notifications39
Autosupport Message File Attachments40
New Disk Drive Autosupport Message Sent Weekly40
Storage Resource Management Enhancements41
Support for 64-Bit Aggregates41
File Space Utilization Report41
Upgrading to Data ONTAP 8.0.1 Increases Volume Capacity after Deduplication42
Maximum Simultaneous Flexclone File or Flexclone LUN Operations Per Storage System42
Support for Flexclone Files and Flexclone Luns on Vfiler Units42
Increased Maximum RAID Group Size for SATA Disks42
Ability to Decrease Maxfiles42
High-Availability Pair (Formerly Active/Active Configuration) Enhancements43
High-Availability Pair Terminology Changes43
Networking and Security Protocols Enhancements44
Ability to Block Data Traffic on the E0M Interface44
Support for the SMB 2.0 Protocol45
Support for CDP45
Port-Based Load-Balancing Option for Multimode Interface Groups45
TSO in Nics45
64-Bit SNMP Object Identifiers (Oids) Are Supported46
Configuration for Receiving Untagged Traffic on VLAN Tagged Interfaces46
Vifs Are Now Known as Interface Groups46
File Access Protocol Enhancements47
Maximum Number of Auxiliary UNIX Groups Supported for a User47
Support for Multiple Open Instances of the SMB Named Pipe on an Fpolicy Server47
Block Protocols Enhancements48
Iscsi RADIUS Support48
Support for Data Motion for Volumes48
Vmware VAAI Features for ESX Hosts Support49
Igroup Scalability Limits49
Data Protection Enhancements50
Snapvault Update Schedules for Volume Snapmirror Destination Backups50
Support for 840 Disk Drives on Fabric-Attached Metrocluster Configuration51
Support for Out-Of-Order Frame Delivery for Snapmirror over Fibre Channel51
Support for Snapmirror Relationship between Two Flexclone Volumes51
Support for Snapmirror Network Compression51
Support for Designated Range of Ports for NDMP Data Connections52
If Volumes with Deduplication Exceed the Maximum Supported Size52
Nearstore License Is Not Required for Deduplication52
Maximum Concurrent Deduplication Operations Supported52
Prerequisite for Backing up Data to Tape Using NDMP Services52
Snapshot Copy Schedules53
Snapmirror Support for 64-Bit Volumes53
Snapvault Support for 64-Bit Volumes53
Multistore Enhancements53
New Option for the Vfiler Dr Configure Command54
Changes to Multistore Support55
Data Motion Is Not Supported in the Data ONTAP 8.0 7-Mode Release Family55
New and Changed Commands and Options57
New Commands in Data ONTAP 8.0 7-Mode58
Changed Commands in Data ONTAP 8.0 7-Mode62
Replaced or Removed Commands in Data ONTAP 8.0 7-Mode66
New Options in Data ONTAP 8.0 7-Mode67
Changed Options in Data ONTAP 8.0 7-Mode69
Requirements for Running Data ONTAP 8.0 7-Mode71
Firmware72
Gateway Requirements and Support Information73
Important Cautions75
Unsupported Features76
Upgrade and Revert Cautions77
CIFS Startup Might Take Several Minutes after Cluster Failover Giveback77
Change in Nondisruptive Upgrade Procedure78
Upgrade Process Changes with Data ONTAP 7-Mode Software Images79
Iscsi Traffic Not Supported on E0M and E0P Interfaces80
New Flexvol Volume Space Requirements When Upgrading from a Release Earlier than Data ONTAP 7.380
Determining System Capacity and Space Guarantees before Upgrading to Data ONTAP 7.3 or Later80
If Your Root Flexvol Volume Does Not Meet the New Size Requirements81
Nondisruptive Upgrades on Systems with Vmware ESX Server Hosts81
Requirements for Nondisruptive Upgrades on Systems with Deduplicated Volumes82
New Reversion and Downgrade Procedures82
Manageability Cautions83
Certificates Signed with MD5 Could Cause Loss of Connectivity to Secure Clients83
If You Need to Boot the Storage System from a Data ONTAP Image Stored on a Remote Server83
TLS Is Not Supported in the Data ONTAP 8.0 Release Family84
RLM over Ipv6 Not Supported in the Data ONTAP 8.0 Release Family84
Storage Management Cautions84
Disk Failures Might Increase for some Disk Models after Upgrading to this Version of Data ONTAP84
Network Protocol Cautions86
System Might Panic if the Network Configuration Entries in the /Etc/Rc File Are Not in the Recommended Order86
Reconfiguring the Losk Interface Results in System Outage86
Ipv6 Is Not Supported86
Ipsec Is Not Supported86
TOE Is Not Supported86
File Access and Protocols Cautions87
CIFS Setup Using ONTAPI Library Might Lead to the Removal of Already Existing User-Created CIFS Shares87
Storage System Might Panic When Not Specifying an Export Path87
FTPS Is Not Supported87
SFTP Is Not Supported88
Block Access Protocol Cautions89
Non-ASCII Characters in the Comment String of the Lun Setup Command Result in System Panic89
Identical Wwpns Can Occur on both Nodes in a Cluster89
If You Use Solaris 10 and the Emlxs Fibre Channel Adapter Driver89
Cfmode Support Change in Data ONTAP 8.089
Data Protection Cautions91
Snapvalidator for Oracle Not Supported91
Snaplock Is Not Supported91
New RLM Firmware and Its Upgrade Requirements95
Known Problems and Limitations97
Manageability Issues98
Cached Data in a Flash Cache Module Is Cleared During System Reboot and Takeover and Giveback98
The Wrfile Command Might Fail to Capture All Input During a Cut-And-Paste Operation Performed through the RLM or SP98
NTP Version Used to Communicate with a Newly Configured NTP Server Defaults to V399
RLM Configuration Is Not Saved if the Rlm's Ethernet Cable Is Not Connected99
If Your System Uses Rtc or Rdate as the Protocol for Time Synchronization99
Obsolete Timed Options99
Issues Regarding the Timed Log100
Shutdown Delay in N3400 Systems When Critical Thresholds Are Crossed100
Storage Resource Management Issues101
Writes to a LUN Fail When the Combined Size of the LUN and the Change Log Is Greater than the Volume Size101
Configuring User Mapping for a Default User Quota with CIFS Licensed but Not Configured Could Severely Degrade Performance101
After Changing the Port Assigned to ACP, a Reboot Is Required to Regain Use of the Original Port101
Moving Disks to a System Running an Earlier Version of Data ONTAP Could Cause Disk Identification Issues101
Data ONTAP Can Silently Select Varying Disk Sizes or Array LUN Sizes When Creating an Aggregate102
Adding Disks When Varying Sized Disks Are in Use102
Discovering What Disks Data ONTAP will Automatically Select103
SSD Spare Blocks Consumed Limit Reported as N/A103
High-Availability Pair Issues104
Storage System in an HA Pair Might Get Rebooted During a Controller or NVRAM Replacement104
If Takeover Is Enabled for Network Interface Failure, Automatic Giveback Should be Disabled104
Network Protocol Issues105
Partner Node Might be Unavailable During Controller Failover When an Interface Name Is Used as an Alternate Host Name in the /Etc/Hosts File105
Change in Routing Configuration Maximum Value105
NIS Group File Entries Should Not Exceed 1024 Characters Per Line105
File Access Protocol Issues106
Value of the Option Nfs.ifc.rcv.high Is Unexpectedly Reset107
Enabling New EMS Messages to Help Troubleshoot Kerberos Issues107
Microsoft Windows 7 Clients Fail to Rename Files and Directories107
File Copy Operation on a Widelink Path Inside a CIFS Share Might Fail When Using SMB 2.X108
Domain Controller Responds with an Access Denied Error to an SMB 2.X Tree Connect Request108
Controlling NFS Requests from Nonreserved Ports108
Enabling or Disabling Nfsv2109
Error NFS4_BADOWNER When Nfsv4 Client Passes UID as String109
Domain User Unable to Execute CLI Commands110
CIFS Shares with Comment Ending with Backslash Disappear110
Removing Stale Entries from the Access Cache110
CIFS Authentication Failure with Windows Server 2008 R2 Read-Only Domain Controllers110
Too Many CIFS Audit Files Can Cause System Performance Degradation111
CIFS Client Authentication Fails if Host Name Exceeds 16 Characters111
Failed CIFS Connections Due to Signature Mismatch111
Configuring User Mapping for a Default User Quota with CIFS Licensed but Not Configured Could Severely Degrade Performance111
Excessive Pending CIFS Authentication Requests Can Cause Service Disruption112
Client Notification Messages in Windows Domains Require Netbios112
Configuration Issue for Clients that Mount NFS Shares Using a Non-Reserved Port112
Widelinks Are Not Accessible from Mac Clients113
Empty Cifs/Smb2.X Change Notifications113
Block Access Protocol Issues114
Vstorage Priority Setting Is Not Persistent after a Reboot114
Disks Offline in Windows 2008 after a Standard Upgrade114
Iscsi Target HBA Support114
If an Iscsi Target HBA Fails115
If You Use the Automatic Sizing Feature on Thinly Provisioned Luns When Snap Reserve Is Set to a Non-Zero Value115
Data Protection Issues116
Tape Devices Behind Datafort Are Not Detected Unless a Known SCSI Device Is Mapped to LUN116
Tape Backup and Volume Move Operations Must Not be Performed Simultaneously117
Smtape Restore to an Offline Volume Overwrites the Data on that Volume117
Deleted Files Occupy Additional Space on Smtape Restored Volumes117
Limitations When Using Snapvault with Non-Default Vfiler Units117
Restore Engine Does Not Honor any Mandatory or Advisory Locks on Files118
Restore Operation to a Non-Existent Volume Restores Data to the Root Volume119
Suboptimal Space Savings with Deduplication When 16-GB Performance Acceleration Module Is Installed119
If You Use Datafabric Manager Server to Manage Snapmirror or Snapvault Relationships between Vfiler Units119
Changes to Published Documentation121
Changes to the Data ONTAP Upgrade and Revert/Downgrade Guide122
Correction to the Information in the Planning Your Upgrade with Upgrade Advisor Topic122
Updates to Software Image Installation Examples122
Updated NDU Requirements128
Additional Preparation for Nondisruptive Upgrades128
Additional SAN Upgrade Requirement130
Additional Requirement for AT-FCX Storage Expansion Unit Firmware Updates130
AT-FC and AT-FC2 Shelves no Longer Supported131
Changes to the System Administration Guide132
Changes to BMC Command Information132
Changes to Information about the /Etc/Rc File132
Corrections to the Timed Options133
Updated Password Requirements133
Corrections for the Location of the Secureadmin.pem File133
Correction to the Description of the Autosupport.to Option133
Change in the Frequency of the Performance Autosupport Message134
Use Flexshare with Hdds Only134
Correction to the Free Space Required for Reallocation Scans134
Changes to the Supported Openssh Client Versions134
Changes to Storage System Configuration Backup and Restore134
Changes to the Instructions on Editing the /Etc/Rc File135
Terminology Changes for PAM and WAFL Extended Cache136
Corrections for Root Flexvol Volume Size Requirement136
Changes to the Root Aggregate and Root Volume Snapshot Reserve Values on New Systems136
Changes to the Storage Management Guide138
Corrections to the Data Compression Commands138
Correction to the Availability of Flexclone Files and Flexclone Luns in Vfiler Contexts139
Capacity Information for 3-TB Disks139
Use Flexshare with Hdds Only139
Incorrect Cross-Reference to Maximum Volume Size Information139
Maximum Volume Size for Deduplication139
Maximum Number of Mirrored Aggregates Per System139
ACP Example Output Shows Incorrect IP Addresses139
Using Disk Sanitization to Remove Data from Disks140
Changes to the Software Setup Guide142
Correction to the Setup Password Rules142
Changes to the High-Availability Configuration Guide142
Hardware-Assisted Takeover Support on Systems that Use Service Processor143
Corrections to the Example in "Monitoring HA Pair Status" Topic143
Changes to the Network Management Guide143
Changes to Information about Routed Daemon143
Supported SNMP Versions in Data ONTAP144
TLS Not Supported in Data ONTAP 8.0144
Changes to the File Access and Protocols Management Guide145
Enabling or Disabling SFTP Log Files145
Specifying the Maximum Size of the Current SFTP Log Files145
Correction to Specifying the FTP Authentication Style146
Incorrect Reference to Nonexistent SFTP Log Files146
Updated Compatibility Information Available Online146
Corrections to the Fpolicy Commands to Monitor Directory Operations146
Unsupported Windows Features in the File Serving Environment147
Nfsv4 Client Compatibility147
FTP Server Does Not Support Unicode Characters147
Changes to the Block Access Management Guide for Iscsi and FC148
Correction to the DCB Setting Example148
Correction to Links in the "Unified Ethernet Network Management" and "What Data Center Bridging Is" Topics148
Setting Volume Options for the Autodelete Configuration148
Correction to Configure Onboard Adapters for Target Mode149
Changes to the Data Protection Online Backup and Recovery Guide151
Corrections to Information about Deployment of Snapmirror over Fibre Channel151
Connection Name Is Required to Enable Snapmirror Compression151
Change to the Snapshot Copy Reserve Value151
Single File Reversion to or from Symbolic Links Using Snaprestore Not Supported152
Changes to the Data Protection Tape Backup and Recovery Guide152
Support for Smtape Backup of Compressed Volumes152
Designating Range of Ports for NDMP Data Connections152
Changes to the Multistore Management Guide154
Correction to the Effects of Storage System Reboot on a Vfiler Unit154
Requirement for Backup and Replication Operations on Vfiler Units154
Naming Guidelines for Vfiler Units154
Snapmirror Relationship Schedules Are Not Modified for Existing Volumes155
Corrections to the List of RSH and SSH Commands155
Corrections to the Snapvault Support on Vfiler Units155
Changes to the Storage Efficiency Management Guide157
Corrections to Deduplication and Volume Snapmirror Information157
Changes to the Gateway Implementation Guide157
Changes to the Gateway Implementation Guide for Native Storage Expansion Units157
Format Change for the Gateway Implementation Guides158
Changes to the Gateway Metrocluster Guide158
Websites159
Copyright and Trademark Information161
Trademark Information162
Notices165

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Brand	IBM
Model	N Series
Category	Storage
Language	English