EasyManua.ls Logo

IBM Storwize V7000 Unified Series User Manual

IBM Storwize V7000 Unified Series
314 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
IBM Storwize V7000 Unified
Version 1.3
Machine Type 2073 and 2076
Problem Determination Guide
GA32-1057-04


Table of Contents

Question and Answer IconNeed help?

Do you have a question about the IBM Storwize V7000 Unified Series and is the answer not in the manual?

IBM Storwize V7000 Unified Series Specifications

General IconGeneral
Form Factor2U
Maximum Drives504
RAID Levels0, 1, 5, 6, 10
File ProtocolsNFS, CIFS/SMB, FTP, HTTP, HTTPS
Drive TypesSAS, SSD
Maximum Cache64 GB
Host Interface8 Gb FC, 16 Gb FC, 10 Gb iSCSI, 1 Gb iSCSI
File System SupportGPFS
Data ServicesThin provisioning, Easy Tier, FlashCopy, Remote Mirroring
Management InterfaceCLI
ScalabilityScale-out
Operating System SupportWindows, Linux, AIX, VMware
Power SupplyRedundant power supplies
Maximum CapacityUp to 4PB

Summary

Safety and Environmental Notices

Safety

Crucial safety information to review before installing the product.

Safety Statements

Sound Pressure

About This Guide

Who Should Use This Guide

Identifies system administrators as the primary audience for this guide.

Emphasis

Explains the use of different typefaces for emphasis in the document.

Storwize V7000 Unified Library

Other IBM Publications

IBM Documentation and Related Websites

How to Order IBM Publications

Explains the process for ordering IBM publications.

Chapter 1. Storwize V7000 Unified Hardware Components

Chapter 2. Best Practices for Troubleshooting

Record Access Information

Emphasizes recording critical system access details for troubleshooting ease.

Follow Power Management Procedures

Outlines proper procedures for powering down system components to prevent data loss.

Set Up Event Notifications

Guides on configuring the system for proactive event notifications.

Back Up Your Data

Stresses the importance of regularly backing up configuration and volume data.

Chapter 3. Getting Started Troubleshooting

Installation Troubleshooting

Provides guidance for troubleshooting installation-related problems.

Problems with Initial Configuration

Helps resolve issues encountered during the initial system configuration.

Easy Setup Wizard Failure

Addresses common failures in the Easy Setup Wizard, particularly DNS-related issues.

GUI Access Issues

Network Port Isolation for GUI

Details procedures for checking network port status for GUI connectivity.

Health Status and Recovery

Explains how to review system health indicators and resolve related issues.

Connectivity Issues

Host to File Modules Connectivity

Guides on troubleshooting Ethernet network connectivity between hosts and file modules.

Ethernet Connectivity Between File Modules

File Module to Control Enclosure

Changing the System IP of the Control Enclosure

Details the process for changing the control enclosure's system IP address.

Updating File Module's Record of the Control Enclosure System IP

Explains how to update file module records with the control enclosure's IP.

Fibre Channel Connectivity Between File Modules and Control Enclosure

Software Detected Problems via Event Codes

Understanding LED Hardware Indicators

File Node Hardware Indicators

Guides on using file node LEDs to identify error sources.

Power-Supply LEDs

Enclosure Hardware Indicators

Management GUI Interface

When to Use the Management GUI

Explains the appropriate scenarios for using the management GUI for system servicing.

Accessing the Storwize V7000 Unified Management GUI

Using Fix Procedures

Guides on utilizing fix procedures to diagnose and resolve system problems.

Chapter 4. File Module

General File Module Procedures

Details common maintenance and repair tasks for file modules.

Rebooting a File Module

Provides instructions for initiating a file module reboot.

Removing a File Module to Perform a Maintenance Action

Outlines the process for removing a file module for maintenance.

Removing a File Module and Disconnecting Power

Removing a File Module Without Disconnecting Power

Removing and Replacing File Module Components

Installation Guidelines

Node Reliability Guidelines

Working Inside the File Module With the Power On

Handling Static-Sensitive Devices

Hard Disk Drive Problems

Multiple Hard Disk Drives Fail

Guides on troubleshooting when multiple hard disk drives fail.

Multiple Hard Disk Drives Are Offline

Helps diagnose issues when multiple hard drives appear offline.

Displaying Node Mirror and Hard Drive Status

SMART ASC/ASCQ Error Codes and Messages

Monitoring Memory Usage on a File Module

Errors and Messages

Understanding Error Codes

Explains the structure and meaning of Storwize V7000 Unified error codes.

Error Code Information

Details the components that make up an error code.

Originating Device Information

Explains how to identify the originating device of an error.

Originating Specific Hardware and Software Codes

Ethernet Switches – Code 8

Severity of the Error

Explains the meaning of different error severity levels.

Error Code Examples

Illustrates how to interpret alphanumeric error codes for Ethernet issues.

Understanding Event IDs

File Module Hardware Problems

Removing and Replacing Parts

Lists customer and field replaceable units (CRUs/FRUs) and their replacement procedures.

Removing the Cover

Installing the Cover

Removing the Battery

Installing the Battery

Removing the Microprocessor 2 Air Baffle

Installing the Microprocessor 2 Air Baffle

Removing the DIMM Air Baffle

Removing the Fan Bracket

Installing the Fan Bracket

Removing the IBM Virtual Media Key

Installing the IBM Virtual Media Key

Removing a PCI Riser-Card Assembly

Installing a PCI Riser-Card Assembly

Removing a PCI Adapter from a PCI Riser-Card Assembly

Installing a PCI Adapter in a PCI Riser-Card Assembly

Removing a Fibre Channel PCI Adapter

Installing a Fibre Channel PCI Adapter

Removing a 10-Gbps Ethernet PCI Adapter

Installing a 10-Gbps Ethernet PCI Adapter

Removing the Two-Port Ethernet Adapter

Installing the Two-Port Ethernet Adapter

Storing the Full-Length-Adapter Bracket

Removing the SAS Riser-Card and Controller Assembly

Installing the SAS Riser Card and Controller Assembly

Removing the ServeRAID SAS Controller from the SAS Riser-Card

Installing a ServeRAID SAS Controller in the SAS Riser-Card

Removing a Hot-Swap Hard Disk Drive

Installing a Hot-Swap Hard Disk Drive

Removing an Optional ServeRAID Adapter Advanced Feature Key

Installing an Optional ServeRAID Adapter Advanced Feature Key

Removing the ServeRAID SAS Controller Battery from the Remote Battery Tray

Installing the ServeRAID SAS Controller Battery on the Remote Battery Tray

Removing a CD-RW/DVD Drive

Installing the CD-RW/DVD Drive

Removing a Memory Module

Installing a Memory Module

Installing a DIMM

Removing a Hot-Swap Fan

Installing a Hot-Swap Fan

Removing a Hot-Swap AC Power Supply

Installing a Hot-Swap AC Power Supply

Chapter 5. Control Enclosure

Storwize V7000 System Interfaces

Lists the interfaces available for troubleshooting and maintaining the system.

Service Assistant Interface

Describes the browser-based GUI for servicing node canisters.

When to Use the Service Assistant

Explains when the service assistant is primarily used.

Accessing the Service Assistant

Storage System Command-Line Interface

When to Use the Storage System CLI

Explains when to use the storage system CLI for advanced users.

Accessing the Storage System CLI

Provides steps for initializing and using a CLI session.

Service Command-Line Interface

When to Use the Service CLI

Explains when to use the service CLI for advanced users.

USB Key and Initialization Tool Interface

When to Use the USB Key

Lists situations where using a USB key is required.

Using a USB Key

Explains how to use a USB key formatted with specific file systems.

Using the Initialization Tool

satask.txt Commands

Reset Service IP Address and Superuser Password Command

Reset Service Assistant Password Command

Snap Command

Apply Software Command

Create Cluster Command

Query Status Command

Event Reporting

Event Reporting Process

Lists methods used to notify about new events.

Understanding Events

Error Data

Classifies events as alerts or messages.

Viewing the Event Log

Guides on viewing the event log via GUI or CLI.

Managing the Event Log

Explains how event log entries are coalesced.

Describing the Fields in the Event Log

Describes fields in the event log used for diagnosing problems.

Event Notifications

Power-On Self-Test

Understanding Events

There Are Different Types of Events

Lists informational and error event types.

Understanding the Error Codes

Explains how error codes help identify problem causes.

Viewing Logs and Traces

Understanding the Battery Operation for the Control Enclosure

Maintenance Discharge Cycles

Understanding the Medium Errors and Bad Blocks

Resolving a Problem

Start Here: Use the Management GUI Recommended Actions

Guides on using the management GUI's recommended actions for diagnosis.

Problem: Storage System Management IP Address Unknown

Problem: Unable to Connect to the Management GUI

Problem: Unable to Log On to the Storage System Management GUI

Problem: Cannot Create a Clustered Storage System

Problem: Unknown Service Address of a Node Canister

Problem: Cannot Connect to the Service Assistant

Problem: Management GUI or Service Assistant Does Not Display Correctly

Problem: Node Canister Location Error

Problem: SAS Cabling Not Valid

Problem: New Expansion Enclosure Not Detected

Problem: Mirrored Volume Copies No Longer Identical

Problem: Code Not Processed from USB Key

Procedure: Resetting Superuser Password

Procedure: Identifying Which Enclosure or Canister to Service

Procedure: Checking the Status of Your System

Chapter 5. Control Enclosure

Storwize V7000 System Interfaces

Lists the interfaces available for troubleshooting and maintaining the system.

Service Assistant Interface

Describes the browser-based GUI for servicing node canisters.

When to Use the Service Assistant

Explains when the service assistant is primarily used.

Procedure: Finding the Status of the Ethernet Connections

Procedure: Removing System Data from a Node Canister

Procedure: Deleting a System Completely

Procedure: Fixing Node Errors

Procedure: Changing the Service IP Address of a Node Canister

Procedure: Accessing a Canister Using a Directly Attached Ethernet Cable

Procedure: Reseating a Node Canister

Procedure: Powering Off Your System

Procedure: Collecting Information for Support

Procedure: Rescuing Node Canister Software from Another Node (Node Rescue)

Removing and Replacing Parts

Preparing to Remove and Replace Parts

Advises awareness of all safety issues before part replacement.

Replacing a Node Canister

Describes how to replace a node canister.

Replacing an Expansion Canister

Replacing an SFP Transceiver

Replacing a Power Supply Unit for a Control Enclosure

Replacing a Power Supply Unit for an Expansion Enclosure

Replacing a Battery in a Power Supply Unit

Releasing the Cable Retention Bracket

Replacing a 3.5" Drive Assembly or Blank Carrier

Chapter 6. Call Home and Remote Support

Configuring the Remote Support System

Guides on configuring the remote support system using Tivoli Assist On Site software.

Establishing an AOS Connection

Details how to establish an AOS connection for remote support.

Establishing a Lights-Out AOS Connection

Establishing a Lights-On AOS Connection

Chapter 7. Recovery Procedures

User ID and System Access

Covers recovery procedures related to user ID and system access.

Accessing a File Module as Root

Guides on logging onto a file module as root.

Recovering from Losing the Root Password

Provides steps to recover a lost root password.

Resetting the NAS SSH Key for Configuration Communications

Working with NFS Clients That Fail to Mount NFS Shares After a Client IP Change

Working with File Modules That Report a Stale NFS File Handle

File Module-Related Issues

Restoring System x Firmware (BIOS) Settings

Guides on resetting System x firmware to default settings.

Recovering from a Multipath Event

Recovering from an NFSD Service Error

Recovering from an SCM Error

Recovering from an HTTPD Service Error

Recovering from an sshd_data Service Error

Recovering from an sshd_int Service Error

Recovering from an sshd_mgmt Service Error

Recovering from an sshd_service Service Error

Control Enclosure-Related Issues

Recovering When File Volumes Come Back Online

Guides on recovering file systems after volumes return online.

Recovering When a File Volume Does Not Come Back Online

Guides on fixing offline file volumes.

Recovering from a 1001 Error Code

Addresses recovery actions indicated by a 1001 error code.

Recover System Procedure

When to Run the Recover System Procedure

Advises on when to attempt a system recovery procedure.

Fix Hardware Errors

Removing System Information for Node Canisters with Error Code 550 or Error Code 578 Using the Service Assistant

Performing System Recovery Using the Service Assistant

Recovering from Offline VDisks Using the CLI

What to Check After Running the System Recovery

Backing Up and Restoring the System Configuration

Backing Up the Configuration Data

Explains the process of backing up system configuration.

Restoring the Configuration Data

Explains the process of restoring system configuration.

Deleting Unwanted Backup Configuration Data Files

Guides on deleting old backup configuration files.

Backing Up the System Configuration Using the CLI

Deleting Backup Configuration Files Using the CLI

Appendix. Accessibility

Features

Lists major accessibility features available in the management GUI.

Navigating by Keyboard

Explains keyboard navigation methods for the management GUI.

Accessing the Publications

Notices

Trademarks

Electronic Emission Notices

Federal Communications Commission (FCC) Statement

Explains the FCC statement regarding device emissions.

Industry Canada Compliance Statement

Avis de Conformité à la Réglementation d'Industrie Canada

Australia and New Zealand Class A Statement

European Union Electromagnetic Compatibility Directive

Germany Electromagnetic Compatibility Directive

Japan VCCI Council Class A Statement

People's Republic of China Class A Electronic Emission Statement

International Electrotechnical Commission (IEC) Statement

Korean Communications Commission (KCC) Class A Statement

Russia Electromagnetic Interference (EMI) Class A Statement

Taiwan Class A Compliance Statement

European Contact Information

Taiwan Contact Information

Related product manuals