ONTAP 9 Manuals ( CA08871-402 )

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What’s new in ONTAP 9.9.1

Learn about the new capabilities available in ONTAP 9.9.1.

To upgrade to the latest version of ONTAP, see Prepare to upgrade ONTAP.

Data protection

Update Description

Storage efficiency support on SnapLock volumes and aggregates

Storage efficiency capabilities for SnapLock volumes and aggregates have been extended to include data compaction, cross-volume deduplication, adaptive compression, and TSSE (Temperature Sensitive Storage Efficiency), allowing for greater space savings for WORM data.

Support for configuring different Snapshot policies on SVM DR source and destination

SVM DR configurations can use the mirror-vault policy to configure different Snapshot policies on the source and destination, and the policies on the destination are not overwritten by the policies on the source.

ONTAP System Manager support for SnapMirror Cloud

SnapMirror Cloud is now supported in ONTAP System Manager.

Auditing-enabled SVMs

The maximum number of auditing-enabled SVMs supported in a cluster has been increased from 50 to 400.

SnapMirror Synchronous

The maximum number of supported SnapMirror Synchronous endpoints per HA pair has increased from 80 to 160.

FlexGroup SnapMirror topology

FlexGroup volumes support two or more fanout relationships; for example A→B, A→C. Like FlexVol volumes, FlexGroup fanout supports a maximum of 8 fanout legs, and cascading up to two-levels; for example, A→B→C.

File access protocols

Update Description

LDAP referral chasing enhancements

LDAP referral chasing is supported with LDAP signing and sealing, encrypted TLS connections, and communications over LDAPS port 636.

LDAPS support on any port

LDAPS can be configured on any port; port 636 remains the default.

NFSv4.x versions enabled by default

NFSv4.0, NFSv4.1, and NFSv4.2 are enabled by default.

Labeled NFSv4.2 support

Mandatory Access Control (MAC) labeled NFS is supported when NFSv4.2 is enabled. With this functionality, ONTAP NFS servers are MAC-aware, storing and retrieving sec_label attributes sent by clients.

MetroCluster

Update Description

IP support for shared link at layer 3

MetroCluster IP configurations can be implemented with IP-routed (layer 3) back-end connections.

Support for 8-node clusters

Permanent 8-node clusters are supported in IP and Fabric-attached configurations. Additionally, ETERNUS AX ASA platforms support 8-node MCC IP configurations.

Networking

Update Description
  • Port monitoring and avoidance for two-node switchless clusters (previously available only in switched configurations)

  • Automatic node failover when a node cannot serve data across its cluster network

  • New tools to display which cluster paths are experiencing packet loss

  • Autonomous system number (ASN) for border gateway protocol (BGP) supports a 4-byte non-negative integer.

  • Multi-exit discriminator (MED) enables advanced route selections with support for path prioritization. MED is an optional attribute in the BGP update message.

  • VIP BGP provides default route automation using BGP peer grouping to simplify configuration.

S3 object storage

Update Description

S3 metadata and tag support

The ONTAP S3 server provides enhanced automation capabilities to S3 clients and applications with support for user-defined object metadata and object tagging.

SAN

Update Description

Foreign LUN import (FLI)

The SAN LUN Migrate App can be used to qualify a foreign array.

NVMe-oF remote path access

If direct path access is lost in failover, remote I/O allows the system to failover to a remote path and continue data access.

Support for 12-node clusters on ASAs

12-node clusters are supported for ETERNUS AX ASA configurations. ASA clusters can include a mix of various ASA system types.

NVMe-oF protocol on ASAs

The NVMe-oF protocol support is also available with an ETERNUS AX ASA system.

Enhancements to igroups

Single LUN performance improvement

Single LUN performance for ETERNUS AX has been significantly improved, making it ideal for simplifying deployments in virtual environments. For example, A800 can provide up to 400% more Random Read IOPs.

Security

Update Description

Support for multifactor authentication with Cisco DUO when logging in to ONTAP System Manager

Beginning with ONTAP 9.9.1P3, you can configure Cisco DUO as a SAML identity provider (IdP), enabling users to authenticate using Cisco DUO when they log in to ONTAP System Manager.

Storage efficiency

Update Description

Set number of files to maximum for volume

Automate file maximums with the volume parameter -files-set-maximum, eliminating the need to monitor file limits.

Storage resource management enhancements

Update Description

File System Analytics (FSA) management enhancements in ONTAP System Manager

FSA provides additional ONTAP System Manager capabilities for search and filtering, and for taking action on FSA recommendations.

Support for negative lookup cache

Caches a "file not found" error on the FlexCache volume to reduce network traffic caused by calls to the origin.

FlexCache disaster recovery

Provides non-disruptive migration of clients from one cache to another.

SnapMirror cascade and fanout support for FlexGroup volumes

Provides support for SnapMirror cascade and SnapMirror fanout relationships for FlexGroup volumes.

SVM disaster recovery support for FlexGroup volumes

SVM disaster recovery support for FlexGroup volumes provides redundancy by using SnapMirror to replicate and synchronize an SVM’s configuration and data.

Logical space reporting and enforcement support for FlexGroup volumes

You can display and limit the amount of logical space consumed by FlexGroup volume users.

SMB access support in qtrees

SMB access is supported to qtrees in FlexVol and FlexGroup volumes with SMB enabled.

ONTAP System Manager

Update Description

ONTAP System Manager displays risks reported by Active IQ

Use ONTAP System Manager to link to Fujitsu Active IQ, which reports opportunities to reduce risk and improve the performance and efficiency of your storage environment.

Manually assign local tiers

ONTAP System Manager users can assign a local tier manually when they are creating and adding volumes and LUNs.

Fast directory delete

Directories can be deleted in ONTAP System Manager with low-latency fast directory delete functionality.

Hardware Visualization

First introduced in ONTAP 9.8, the Hardware Visualization feature now supports all ETERNUS AX series.

Active IQ integration

ONTAP System Manager users can view support cases associated with the cluster and download. They can also copy cluster details they need to submit new support cases on the Technical Support Site. ONTAP System Manager users can receive alerts from Active IQ to inform them when new firmware updates are available. Then, they can download the firmware image and upload it using ONTAP System Manager.

Cloud Manager integration

ONTAP System Manager users can set up protection to back up data to public cloud endpoints using the Cloud Backup Service.

Data protection provisioning workflow enhancements

ONTAP System Manager users can manually name a SnapMirror destination and igroup name when setting up data protection.

Enhanced network port management

The network interfaces page has enhanced capabilities to display and manage interfaces on their home ports.

System management enhancements

  • ONTAP System Manager users can view the size of Snapshot copies and the SnapMirror label.

  • Snapshot copy reserves are set to zero if Snapshot copies are disabled.

Enhanced display in ONTAP System Manager about capacity and location information for storage tiers

Display in ONTAP System Manager of EMS emergency alerts and other errors and warnings

The number of EMS alerts received in 24 hours, as well as other errors and warnings, are shown in the Health card in ONTAP System Manager.

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