OES 2018 SP3: NSS File System Administration Guide for Linux

  OES 2018 SP3: NSS File System Administration Guide for Linux
    Overview of NSS
      Introduction to NSS
      Benefits of NSS
      Understanding NSS
      NSS Features and Capabilities
      Comparison of NSS to Other File Systems
      What’s Next
    What’s New or Changed in NSS
      What’s New or Changed in NSS (OES 2018 SP3)
      What’s New or Changed in NSS (OES 2018 SP2)
      What’s New or Changed in NSS (OES 2018 SP1-Update 2-Patch)
      What’s New or Changed in NSS (OES 2018 SP1)
      What’s New or Changed in NSS (OES 2018-Update 1-Patch)
      What’s New or Changed in NSS (OES 2018)
    NSS Active Directory Support
      New Additions or Modifications to the Existing NSS Utilities
      OES File Access Rights Management (NFARM)
      OES User Rights Map (NURM)
    Installing and Configuring OES Storage Services
      Requirements for Installing NSS
      Installing and Configuring NSS
      Upgrading the Media Format for Hard Link Support
      Enabling Users for Linux Utilities and Services
      Updating NSS on OES 2018 SP2
      Upgrading from OES 2 to OES 2018 SP2
    Upgrading the NSS Media Format
      Guidelines for Upgrading the Media Format of NSS Volumes
      Enabling Hard Links After the Media Upgrade
      NSS Media Upgrade
      Automatic Pool Media Upgrade
    Planning NSS Storage Solutions
      Guidelines for NSS Storage
      Compatibility and Interoperability Issues for NSS
      Creating NSS Storage Objects in eDirectory
      Naming NSS Storage Objects
      Access Control for NSS
      File Access for Users
      Antivirus Support for NSS
      Backup Support for NSS
      NSS Support for Memory Mapped Files
    Using NSS in a Virtualization Environment
      Guidelines for Using NSS in a Xen Virtualization Environment
      Installing OES on a Virtual Machine
      Initializing New Virtual Disks on the Guest Server
      What’s Next
    Cross-Platform Issues for NSS
      Cross-Platform Issues for NSS Pool Snapshots
      Cross-Platform Issues for NSS Volumes
      Cross-Platform Issues for NSS Features
      Cross-Platform Issues for File Access
      Cross-Platform Issues for Management Tools
    Cluster-Enabling Shared NSS Devices and Pools with OES Cluster Services
      Cluster-Enabling NSS Pools and Volumes
      Guidelines for Cluster-Enabling NSS
    Management Tools for NSS
      iManager and Storage-Related Plug-Ins
      NSS Management Utility (NSSMU) Quick Reference
      NSS Commands and Utilities
      OES NetStorage
      OES Remote Manager
      Client for Open Enterprise Server
      Virtual File Services, APIs, and Scripts
      OES Linux Volume Manager (NLVM)
    Managing Devices
      Understanding Devices
      Viewing a List of Devices on a Server
      Viewing Details for a Device
      Scanning for Devices
      Initializing a Disk
      Sharing Devices
      Viewing Partitions on a Device
      Viewing Pools on a Device
      Enabling Write-Through Cache Management on SCSI Devices and RAID Controllers
      What’s Next
    Migrating NSS Devices to OES 2018 SP2
      Guidelines for Moving Devices from NetWare 6.5 SP8 to OES 2018 SP2
      Moving Non-Clustered Devices From NetWare 6.5 SP8 Servers to OES 2018 SP2
      Moving Clustered Devices with NSS Volumes to OES 2018 SP2
      Migrating NSS Data from NSS32 to NSS64
    Managing Partitions
      Understanding Partitions
      Viewing a List of Partitions
      Viewing Details for a Partition
      Deleting an NSS Partition
      Adding Other Types of File System Partitions
    Managing NSS Software RAID Devices
      Understanding Software RAID Devices
      Planning for a Software RAID Device
      Viewing a List of Software RAID Devices on a Server
      Viewing Details of a Software RAID Device
      Creating Software RAID Devices with iManager
      Creating Software RAID Devices with NSSMU
      Mirroring an Existing Pool with NSSMU
      Recovering a Mirror where All Elements Report ‘Not in Sync’ Using NSSMU
      Creating a RAID 1 Mirror to Duplicate Data
      Creating a Software RAID 0+1 with NSSMU
      Creating a Software RAID 5+1 with NSSMU
      Renaming a Software RAID Device
      Increasing the Size of a Software RAID Device
      Restriping a Software RAID
      Replacing a Failed Segment in a Software RAID
      Deleting a Software RAID Device
      Viewing Pools on a Software RAID Device
      Viewing Partitions on a Software RAID Device
      Deleting Partitions on a Software RAID Device
      Managing Software RAID Devices with NSSMU
    Managing Multipath I/O to Devices
      Understanding Multipath I/O
      NSS Errors When Linux Multipath Is Not Configured
      Configuring Multipath
    Managing NSS Pools
      Guidelines for Creating a Pool
      Creating a Pool
      Activating and Deactivating Pools
      Increasing the Size of a Pool
      Renaming a Pool
      Deleting a Pool
      Managing Fstrim on a Pool
      Viewing Pools on a Server
      Viewing Pool Details
      Viewing Partition Information for a Pool
      Viewing Volume Information for a Pool
      Viewing Device Information for a Pool
      Moving a Pool
      Preventing Pools from Activating on Multiple Servers
      Updating eDirectory Pool Objects
      Updating eDirectory for Shared Pool
      What’s Next
    Verifying and Rebuilding NSS Pools and Volumes
      When to Use Verify and Rebuild
      Verifying and Rebuilding an NSS Pool and Its Volumes
      ReZIDing Volumes in an NSS Pool
    Managing NSS Pool Snapshots
      Understanding Pool Snapshots
      Guidelines for Using and Managing Pool Snapshots
      Creating a New Pool Snapshot
      Viewing a List of Snapshots for a Given Pool
      Viewing Pool Snapshot Details
      Modifying the Stored-On Location for Snapshots
      Onlining or Offlining a Pool Snapshot
      Viewing and Managing an Online Pool Snapshot
      Restoring Data from an Online Pool Snapshot
      Deleting a Pool Snapshot
    Managing NSS Volumes
      Understanding Volume Properties
      Guidelines for NSS Volumes
      Creating Unencrypted NSS Volumes
      Configuring Encrypted NSS Volumes with NSSMU
      Updating eDirectory Volume Objects
      Viewing the Details of an NSS Volume
      Viewing Properties of an NSS Volume
      Modifying Attributes of an NSS Volume
      Modifying the NSS Volume Size
      Configuring the Name Space for an NSS Volume
      Mounting NSS Volumes with Linux Commands
      Renaming an NSS Volume
      Renaming (Modifying) the Mount Point for an NSS Volume
      Activating and Deactivating an NSS Volume
      Mounting and Dismounting an NSS Volume
      Exporting and Importing NSS Volumes for NFS Access
      Deleting an NSS Volume
      Finding the Filename for a Given ZID
      Setting and Viewing the ZID Mode for a Volume
      Verifying or Rebuilding NSS Volumes
      Moving Volumes with DFS
      Splitting Volumes with DFS
      What’s Next
    Managing Encrypted NSS Volumes
      Understanding Encrypted Volume Support
      Security Considerations for Encrypted Volumes
      Creating an Encrypted Volume
      Mounting an Encrypted NSS Volume with NSSMU
      Mounting Encrypted NSS Volumes with NSS Commands
      Dismounting an Encrypted NSS Volume with NSSMU
      Using Encrypted Volumes in a Server Cluster
      Removing Encrypted Volumes
      What’s Next
    Securing Access to NSS Volumes, Directories, and Files
      Configuring File System Trustees, Trustee Rights, Inherited Rights Filters, and Attributes
      Configuring the Security Equivalence Vector Update Frequency
      Using Data Shredding to Prevent Access to Purged Files
      Enabling or Disabling LAF Audit Log Messages for Trustee Events
    Managing Compression on NSS Volumes
      Understanding Compression
      Configuring Compression for a Server
      Configuring a Volume for Compression
      Suspending Compression for Volumes or Files
      Disabling Compression for a Volume
      Restoring Data to a Uncompressed Volume
      Configuring Compression Preferences for Directories and Files
      Using NSS Commands to Configure and Monitor Compression
      Repairing Compressed Volumes with the Compfix Utility
      Backing Up Compressed Files
    Managing Space Quotas for Volumes, Directories, and Users
      Understanding Space Quotas
      Managing NSS Volume Quotas
      Managing Directory Quotas
      Managing User Space Quotas
    Salvaging and Purging Deleted Volumes, Directories, and Files
      Understanding the NSS Salvage System
      Configuring the Purge Behavior for NSS
      Enabling or Disabling the Salvage Attribute for an NSS Volume
      Viewing, Salvaging, or Purging Deleted NSS Volumes in a Pool
      Salvaging or Purging Deleted Files with iManager
      Salvaging or Purging Deleted Files with Other Tools
    Managing Hard Links
      Understanding Hard Links
      Upgrading the Media Format for Hard Links Support
      Enabling or Disabling the Hard Links Attribute
      Creating a Hard Link Using Ln on an NSS Volume
      Creating a Hard Link Using a zLink API
      Creating a Hard Link for Testing Purposes
      Viewing Hard Links for a File
      Deleting a Hard Link
      Deleting a Primary Link
    Managing Files and Folders on NSS Volumes
      Creating a Folder on an NSS Volume
      Deleting a File or Folder on an NSS Volume
      Uploading Files to an NSS Volume
      Downloading Files from an NSS Volume
      Renaming a File on an NSS Volume
      Moving a File to Different Folder on an NSS Volume
      Viewing or Modifying File or Folder Properties
      Viewing or Modifying File Ownership
      Viewing, Adding, Modifying, or Removing a Directory Quota
    Managing Backup and Restore for Data and Trustee Information
      Using OES Storage Management Services
      Using the Event File List to Refine the Backup
      Using METAMIG to Save and Restore Trustee Information on NSS and Linux POSIX File Systems
      Using Extended Attributes (xAttr) Commands
      Backing Up Files Without Altering the Access Time
      Additional Information
    Tuning NSS Performance
      Do I Need to Tune NSS?
      Tuning Cache Buffers for NSS
      Configuring or Tuning Group I/O
      Tuning I/O Schedulers
      Configuring Delayed Block Allocation
    Monitoring the Status of the NSS File System and Services
      Monitoring Status of NSS Devices, Pools, and Volumes with iManager
      Monitoring Compression and Salvage Statistics
      Monitoring Quotas and Space Usage for NSS Pools and Volumes
      Monitoring File System Parameters
    Troubleshooting the NSS File System
      NSS Server Hangs on Ceph Storage with the RADOS Block Device
      Deleting a Cluster Pool Using iManager Fails with an Error
      Rights Command Failure
      Cannot Connect to Target Servers from iManager
      Cannot See NSS Devices, Pools, or Volumes
      eDirectory Errors When Creating NSS Pools or Volumes
      File Compression is Not Working
      Linux Fails to Execute Dismount, Umount, or Delete Commands for NSS Volumes
      Multipath Devices Are Not Resolved
      NSS Volume Disappears from the NCP Console (ncpcon)
      Pathname Exceeds 255-Character Limit
      Server Hangs When Using an NSS Volume as a Netatalk Share
      Slow Mount Performance for NSS Volumes Using the UNIX Name Space
      Software RAID 1 Fails to Recognize a Replacement Device
      Tuning NSS Volumes for GroupWise Servers
      Unknown Users as File Owners
      Using Scripts to Create or Manage NSS Pools and Volumes
      NFS Volume Mount Failure Blocks the Mounting of Other File Systems
      Using Linux iManager Not Able to Manage an OES Linux/NetWare Server
      Selecting the Device/Partition Option Which is Corrupted
      Salvaging an Encrypted Volume Fails After Renaming
      Pool Activation Fails After Aborting ravsui Verify or Rebuild Process
      Trustee Entries are Stored in Different Formats in NetWare and Linux Platforms
      Debugging of nlvm Results in the Display of Warning Messages in the nlvm_debug.log File
      NLVM Pool Move Fails and Deactivates the Pool
      Changing NameSpace of a Volume Does Not Work if the Volume is in Use on the Server When NameSpace is Changed
      Metamig Error When Copying Hidden or System File From Source Volume to Target Volume
      iManager Taking Too Long to Load User Quotas or Error in Loading User Quotas
      Error 23316 “No Space for Move Stamps” During a Pool Move
      Role-based Users not able Access Rights to Files and Folders under Modify Group
      An NSS32 Pool's Media Version Does not Change After Migrating to OES 2015
      Using the rights Utility With the -d Option Results in an Error for DST Volumes
      Troubleshooting NFARM
    Security Considerations
      Security Features of NSS
      Preventing Unauthorized Access
      Securing Sensitive Information During Remote Management Sessions
      Protecting Data During Backup and on Backup Media
      Preventing Exposure of Sensitive Data in a Core Dump
      Preventing Exposure of the Encryption Password in a Log
      Using Data Shredding to Prevent Unauthorized Access to Purged Files
      Acquiring Security Equivalence Vectors for NSS Users
      Protecting Modules Responsible for Security Equivalence Vectors
      Controlling File System Access and Attributes for NSS Volumes
      Displaying Directory and File Attributes for NSS Volumes
      Security Best Practices for zAPIs
      Controlling Physical Access to Servers and Resources
      Securing Access to the Servers With a Firewall
      Creating Strong Passwords
    NSS Commands
      Using NSS Commands
      Help and Find Commands
      Access Time Command
      Background File System Checker Commands
      Cache Management Commands
      Compression Commands
      Data Shredding Commands
      Daylight Savings Time Commands
      Delayed Block Allocation Commands
      eDirectory Storage Object ID Commands
      Extended Attributes (XAttr) Commands
      Event File List (EFL) Command
      NSS Media Upgrade Commands
      I/O Write Commands
      LAF Audit Log Messages Commands
      Load Commands for the nssstart.cfg File
      Low Storage Alert Messages Commands
      Migration Support Commands for Near-Line Storage
      Modified File List (MFL) Commands
      Multipath I/O Failover Commands
      Multiple Server Activation Prevention (MSAP) Commands
      noatime and atime Commands
      noatime and nodiratime Support for Linux open, mount, nfsmount, and /etc/fstab
      Opportunistic Locking Commands
      Pool Freeze and Thaw Commands
      Pool Management Commands
      Pool Snapshot Commands
      Pool Verify and Rebuild Commands
      POSIX Permission Mask Command
      Quotas Commands
      Read Ahead Blocks and Allocate Ahead Blocks Commands
      Salvage and Purge Commands
      Security Equivalence Vector Update Commands
      Sendfile API Support Command
      Status Commands
      Visibility Rebuild Command
      Volume Management Commands
      ZID Commands
    NSS Utilities
      attrib
      compfix
      metamig
      nsscon
      nssmu
      nssupdate
      ravsui
      ravview
      refreshids
      rights
      volumes (NCP Console Utility)
      nsssettings
      nssquota
      nssraid
      ncsinit
      nsschown
      map-users
      user-rights-map
      sputil
    Using Linux Commands to Manage NSS Devices
      Creating and Mounting NSS Pools and Volumes by Using Linux Commands
      Configuring Default Mount Settings for NSS Pools and Volumes
      Expanding NSS Pools
      Deleting NSS Pools
      Copying Data from a Linux-Managed Pool to an NSS-Managed Pool
    List of NSS Features
    Comparison of NSS on Linux and NCP Volumes on Linux POSIX File Systems
    NSS Nomenclature
    Legal Notices