About Release 8.2.0
This site contains documentation for HPE Data Fabric release 8.2.0, including installation, configuration, administration, and reference content, as well as content for the associated ecosystem components and drivers.
- Release 8.2 Release Notes
  These notes contain information about release 8.2 of the HPE Data Fabric.
  - What's New in Release 8.2
    Describes the new features in release 8.2 and provides links to more information.
  - Installation Notes (Release 8.2)
    Describes considerations for installing release 8.2.0
  - Upgrade Notes (Release 8.2)
    Describes the high-level steps and considerations for upgrading to release 8.2.0.
  - Operational Changes (Release 8.2)
    Lists the functional changes made to existing commands in HPE Data Fabric release 8.2.0.
  - Security Vulnerabilities Notes (Release 8.2)
    Contains information about some of the security vulnerabilities addressed in HPE Data Fabric release 8.2.0.
  - Known Issues (Release 8.2)
    You might encounter the following known issues after upgrading to release 8.2. This list is current as of the release date.
  - Resolved Issues (Release 8.2)
    Lists the customer-reported issues that were resolved in HPE Data Fabric release 8.2.
  - Packages and Dependencies for Data Fabric Software
    This section describes package and dependency details for the Release 8.2.0 core and ecosystem components.
  - Patches and Patch Documentation
    Describes important considerations for patches and patch documentation.
- Data Fabric Branding Changes
  Describes changes to the names of Data Fabric components.
- Development Environment for HPE Data Fabric
  The Development Environment for HPE Data Fabric is a Docker container that enables you to create a single-node cluster. The container is lightweight and designed to run on your laptop. It requires no additional configuration for you to connect clients – also running on your laptop – to the cluster.
8.2.0 Installation
This section contains information about installing HPE Data Fabric software. It also contains information about how to migrate data and applications from an Apache Hadoop cluster to a HPE Ezmeral Data Fabric cluster.
8.2.0 Upgrade
This section describes how to upgrade HPE Data Fabric software.
8.2.0 Data Fabric
HPE Data Fabric is the industry-leading data platform for AI and analytics that solves enterprise business needs.
8.2.0 Administration
This section describes how to manage the nodes and services that make up a cluster.
8.2.0 Development
This section contains information related to application development for Ezmeral ecosystem components and HPE Data Fabric products, including the file system, Database (Key-Value and JSON), and Event Streams.
Other Docs
This section contains release-independent information, including: Installer documentation, Ecosystem release notes, interoperability matrices, security vulnerabilities, and links to other Data Fabric version documentation.
Glossary
Definitions for commonly used terms in MapR Converged Data Platform environments.

Resolved Issues (Release 8.2)

Lists the customer-reported issues that were resolved in HPE Data Fabric release 8.2.

File System

Identifier	Description
MFS-23451	s3 crash on null field delimeter in csv select
MFS-23430	MOSS crash due to concurrent map read and map write
MFS-23425	MOSS server returns 503 error instead of 404 for object not found
MFS-23264	MOSS Read Stress test application stuck during continuous reads
MFS-23258	ERROR Container ctable.cc:205 container 4798 is not available on this server yet (due to audit records writes)
MFS-23186	DAG process crashes due to Kafka client on v7.10
MFS-23135	Vulnerable version of log4j bundled with core 8.x/7.x
MFS-23068	Setting slowOpsTraceThreshold can cause hangs
MFS-23063	MAST gateway does dbputs during degraded reads
MFS-23058	S3: Incomplete OLT entries with oltdef:etag column qualifier only
MFS-23047	MFS mem leak in mapr::fs::ScanIterRun
MFS-23010	Posix Client (Fuse) fails to start when JAVA is not installed
MFS-22993	DBClntPool thread hangs in MultiOpScanCallback with err=ENOBUFS
MFS-22941	CLDB death spiral caused by early return in CGManager::ServeManage
MFS-22489	EC: Compaction: Phase2: ENOBUF scan errors follow up
MFS-22266	MOSS stuck at start up, cldb said "can't register because total 1 hb requests are in progress from previous incarnation"
MFS-21702	EC: Gfsck tiering data/metadata repair action doesn't scale for large volumes
MFS-21364	Sending email for Alarm fails with reason 530 5.7.0 authentication required
MFS-20330	mastgateway assert in mapr::fs::TierWriteHandle::HandlePartialObjectDelete at fs/mastgateway/src/cc/common/tierwritehandle.h:588
MFS-23191	GFSCK tier cid consistency check to skip vcds/objects present in dot
MFS-23124	Intentional 60-second Hard-coded Delay in VipHandler.movevIps

Ecosystem Issues

Identifier	Description
ECO-425	log4j replaced with reload4j and not found by collectd

CORE Issues

Identifier	Description
CORE-1111	Persistent disk device names via udev rules are not reflected by maprcli disk list (or MCS)

Data Fabric UI

Identifier	Description
DFUI-3459	apiserver fails to start after 7.10.0 → 8.2 upgrade — stale conf/jetty.xml incompatible with bundled Jetty 9.4.60 ("No matching constructor class org.eclipse.jetty.server.Server")

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HPE Data Fabric 8.2.0 Software Documentation
Abstract	This site contains documentation for HPE Data Fabric Software version 8.2.0 including installation, configuration, administration, and reference content, as well as content for the associated bundled ecosystem components and drivers.
Published	October 2026
Edition	8.2.0
Topic last updated	2026-10-27