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Storage Administrator's Command Line Guide

Version 7.5 — Jan 22, 2025
  • 1. Introduction
    • 1.1. About This Guide
    • 1.2. About Storage
  • 2. Setting Up a Storage Cluster
    • 2.1. Setup Overview
    • 2.2. Configuring Cluster Discovery
    • 2.3. Preparing Disks for Storage
    • 2.4. Cache Configuration
    • 2.5. Setting Up the First Metadata Server
    • 2.6. Setting Up Chunk Servers
    • 2.7. Setting Up Clients
  • 3. Configuring Storage Clusters
    • 3.1. Configuring MDS Servers
    • 3.2. Configuring Chunk Servers
    • 3.3. Configuring Clients
    • 3.4. Configuring High Availability
    • 3.5. Managing Cluster Parameters
    • 3.6. Managing Storage Licenses
    • 3.7. Shutting Down and Starting Up Cluster Nodes
  • 4. Exporting Storage Cluster Data
    • 4.1. Accessing Storage Clusters via NFS
    • 4.2. Accessing Storage Clusters via iSCSI
    • 4.3. Accessing Storage Clusters via S3-like Object Storage
  • 5. Monitoring Storage Clusters
    • 5.1. Monitoring General Cluster Parameters
    • 5.2. Monitoring Metadata Servers
    • 5.3. Monitoring Chunk Servers
    • 5.4. Monitoring Clients
    • 5.5. Monitoring Physical Disks
    • 5.6. Monitoring Event Logs
    • 5.7. Monitoring Replication Parameters
  • 6. Managing Cluster Security
    • 6.1. Security Considerations
    • 6.2. Securing Server Communication in the Cluster
    • 6.3. Cluster Discovery Methods
    • 6.4. Storage Ports
    • 6.5. Password-based Authentication
    • 6.6. Installations via PXE Servers
  • 7. Maximizing Cluster Performance
    • 7.1. Checking Data Flushing
    • 7.2. Exploring Possible Disk Drive Configurations
    • 7.3. Carrying Out Performance Benchmarking
    • 7.4. Using 1 GbE and 10 GbE Networks
    • 7.5. Setting Up Network Bonding
    • 7.6. Using SSD Drives
    • 7.7. Improving High-Capacity HDD Performance
    • 7.8. Disabling Inter-Tier Data Allocation
    • 7.9. Managing Fast Path
  • 8. Appendices
    • 8.1. Appendix A - Troubleshooting
    • 8.2. Appendix B - Frequently Asked Questions
  • Storage Administrator's Command Line GuidePDF, 984 KB
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2. Setting Up a Storage Cluster¶

This chapter provides information on setting up a Storage cluster. It starts with an overview of the Storage setup and then describes each setup step in detail.

Warning

Do not run console commands described in this chapter if you have the Storage management panel installed. Doing so may break your Storage installation. Instead, perform the same tasks via the management panel as explained in the Storage Administrator’s Guide.

In this chapter:

  • 2.1. Setup Overview
  • 2.2. Configuring Cluster Discovery
    • 2.2.1. Using DNS Records
      • 2.2.1.1. Announcing the Information About MDS Servers
      • 2.2.1.2. Discovering Cluster Names
    • 2.2.2. Setting Up Zeroconf
    • 2.2.3. Specifying MDS Servers Manually
  • 2.3. Preparing Disks for Storage
    • 2.3.1. Preparing Disks for Chunk Servers
    • 2.3.2. Preparing SSDs for Write Journaling or Caching
  • 2.4. Cache Configuration
    • 2.4.1. Supported Device Types
    • 2.4.2. Choosing a Cache Device
    • 2.4.3. Provisioning Cache Devices
    • 2.4.4. Journal Sizing
    • 2.4.5. Cache Sizing
  • 2.5. Setting Up the First Metadata Server
    • 2.5.1. Stage 1: Preparing to Create the First MDS Server
    • 2.5.2. Stage 2: Creating the First MDS Server
  • 2.6. Setting Up Chunk Servers
    • 2.6.1. Stage 1: Preparing to Create a Chunk Server
    • 2.6.2. Stage 2: Creating a Chunk Server
      • 2.6.2.1. Creating Host UUIDs for Chunk Servers
  • 2.7. Setting Up Clients
    • 2.7.1. Stage 1: Preparing to Mount the Cluster
    • 2.7.2. Stage 2: Mounting the Cluster
    • 2.7.3. Stage 3: Configuring Virtual Machines and Containers
Version 7.5 — Jan 22, 2025
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