HP XC System Software Administration Guide Version 4.0

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Table Of Contents

XC Administration Guide
Table of Contents
About This Document
- Intended Audience
- New and Changed Information in This Edition
- Typographic Conventions
- HP XC and Related HP Products Information
- Related Information
- Manpages
- HP Encourages Your Comments
1 HP XC Administration Environment
- 1.1 Understanding Nodes, Services, and Roles
- 1.2 File System
  - 1.2.1 Key Operating System Directories
  - 1.2.2 Log Files
- 1.3 HP XC Command Environment
- 1.4 Configuration and Management Database
- 1.5 HP XC Configuration File Guidelines
- 1.6 Installation and Software Distribution
  - 1.6.1 Determining the Installation Type
  - 1.6.2 Software Distribution
- 1.7 Improved Availability
- 1.8 Networking
- 1.9 Modulefiles
- 1.10 Security
- 1.11 Recommended Administrative Tasks
2 Improved Availability
- 2.1 Purpose of the Availability Tool
- 2.2 Services Eligible for Improved Availability
- 2.3 Availability Sets
  - 2.3.1 Determining Which Nodes Are in the Availability Set
  - 2.3.2 Reconfiguring an Availability Set
- 2.4 HP Serviceguard Tasks
- 2.5 Transferring Control of Services
3 Starting Up and Shutting Down the HP XC System
- 3.1 Understanding the Node States
- 3.2 Starting Up the HP XC System
- 3.3 Shutting Down the HP XC System
- 3.4 Shutting Down One or More Nodes
- 3.5 Determining a Node's Power Status
- 3.6 Locating a Given Node
- 3.7 Disabling and Enabling a Node
4 Managing and Customizing System Services
- 4.1 HP XC System Services
- 4.2 Displaying Services Information
- 4.3 Restarting a Service
- 4.4 Stopping a Service
- 4.5 Global System Services
- 4.6 Customizing Services and Roles
5 Managing Licenses
- 5.1 License Manager and License File
- 5.2 Determining If the License Manager Is Running
- 5.3 Starting and Stopping the License Manager
6 Managing the Configuration and Management Database
- 6.1 Accessing the Configuration and Management Database
- 6.2 Querying the Configuration and Management Database
- 6.3 Finding and Setting System Attribute Values
- 6.4 Backing Up the Configuration Database
- 6.5 Restoring the Configuration Database from a Backup File
- 6.6 Archiving Sensor Data from the Configuration Database
- 6.7 Restoring the Sensor Data from an Archive File
- 6.8 Purging Sensor Data from the Configuration and Management Database
- 6.9 Dumping the Configuration and Management Database
7 Monitoring the System
- 7.1 Monitoring Tools
- 7.2 Monitoring Strategy
- 7.3 Displaying System Environment Data
- 7.4 Monitoring Disks
- 7.5 Displaying System Statistics
- 7.6 Logging Node Events
- 7.7 The collectl Utility
- 7.8 Using HP Graph To Display Network Bandwidth and System Use
- 7.9 The resmon Utility
- 7.10 The kdump Mechanism and the crash Utility
8 Monitoring the System with Nagios
- 8.1 Nagios Overview
- 8.2 Using the Nagios Web Interface
- 8.3 Adjusting the Nagios Configuration
- 8.4 Configuring Nagios on HP XC Systems
- 8.5 Using the Nan Notification Aggregator and Delimiter To Control Nagios Messages
- 8.6 Nagios Report Generator Utility
- 8.7 Modifying Nagios To Effect Changes
9 Network Administration
- 9.1 Network Address Translation Administration
- 9.2 Network Time Protocol Service
- 9.3 Changing the External IP Address of a Head Node
- 9.4 Modifying Sendmail
- 9.5 Bonding Ethernet Network Interface Cards for Failover
10 Managing Patches and RPM Updates
- 10.1 Sources for Software Packages and Information
- 10.2 Digital Signature
- 10.3 Downloading and Installing Patches
- 10.4 Rebuild Kernel Dependent Modules
- 10.5 Rebuilding Serviceguard Modules
11 Distributing Software Throughout the System
- 11.1 Overview of the Image Replication and Distribution Environment
- 11.2 Installing and Distributing Software Patches
- 11.3 Adding Software or Modifying Files on the Golden Client
- 11.4 Determining Which Nodes Will Be Imaged
- 11.5 Updating the Golden Image
- 11.6 Propagating the Golden Image to All Nodes
  - 11.6.1 Using the Full Imaging Installation
  - 11.6.2 Using the cexec Command
- 11.7 Maintaining a Global Service Configuration
12 Opening an IP Port in the Firewall
- 12.1 Open Ports
- 12.2 Opening Ports in the Firewall
  - 12.2.1 Opening a Temporary Port in the Firewall
  - 12.2.2 Opening an IP Port in the Firewall Persistently
13 Connecting to a Remote Console
- 13.1 Console Management Facility
- 13.2 Accessing a Remote Console
14 Managing Local User Accounts and Passwords
- 14.1 HP XC User and Group Accounts
- 14.2 General Procedures for Administering Local User Accounts
- 14.3 Adding a Local User Account
- 14.4 Modifying a Local User Account
- 14.5 Deleting a Local User Account
- 14.6 Configuring the ssh Keys for a User
- 14.7 Synchronizing the NIS Database
- 14.8 Changing Administrative Passwords
15 Managing SLURM
- 15.1 Overview of SLURM
- 15.2 Configuring SLURM
- 15.3 Restricting User Access to Nodes
- 15.4 Job Accounting
- 15.5 Monitoring SLURM
- 15.6 Draining Nodes
- 15.7 Configuring the SLURM Epilog Script
- 15.8 Maintaining the SLURM Daemon Log
- 15.9 Enabling SLURM to Recognize a New Node
- 15.10 Removing SLURM
16 Managing LSF
- 16.1 Standard LSF
- 16.2 LSF with SLURM
  - 16.2.1 Integration of LSF with SLURM
- 16.3 Switching the Type of LSF Installed
- 16.4 LSF with SLURM Installation
- 16.5 LSF with SLURM Startup and Shutdown
  - 16.5.1 Starting Up LSF with SLURM
  - 16.5.2 Shutting Down LSF with SLURM
- 16.6 Controlling the LSF with SLURM Service
- 16.7 Launching Jobs with LSF with SLURM
- 16.8 Monitoring and Controlling LSF with SLURM Jobs
- 16.9 Maintaining Shell Prompts in LSF Interactive Shells
- 16.10 Job Accounting
- 16.11 LSF Daemon Log Maintenance
- 16.12 Load Indexes and Resource Information
- 16.13 LSF with SLURM Monitoring
- 16.14 LSF with SLURM Failover
- 16.15 Moving SLURM and LSF Daemons to Their Backup Nodes
- 16.16 Enhancing LSF with SLURM
  - 16.16.1 LSF with SLURM Enhancement Settings
  - 16.16.2 Thresholds in LSF with SLURM and SLURM Interplay
- 16.17 Configuring an External Virtual Host Name for LSF with SLURM on HP XC Systems
17 Managing Modulefiles
18 Mounting File Systems
- 18.1 Overview of the Network File System on the HP XC System
- 18.2 Understanding the Global fstab File
- 18.3 Mounting Internal File Systems Throughout the HP XC System
  - 18.3.1 Understanding the csys Utility in the Mounting Instructions
  - 18.3.2 Mounting Internal File Systems
- 18.4 Mounting Remote File Systems
  - 18.4.1 Understanding the Mounting Instructions
  - 18.4.2 Mounting a Remote File System
- 18.5 Improved Availability of the /hptc_cluster File System
19 Managing Software RAID Arrays
- 19.1 Overview of Software RAID
  - 19.1.1 Software RAID-0
  - 19.1.2 Software RAID-1
- 19.2 Installing Software RAID on the Head Node
- 19.3 Installing Software RAID on Client Nodes
- 19.4 Examining a Software RAID Array
- 19.5 Error Reporting
- 19.6 Removing Software RAID from Client Nodes
20 Using Diagnostic Tools
- 20.1 Using the sys_check Utility
- 20.2 Using the ovp Utility for System Verification
- 20.3 Using the dgemm Utility to Analyze Performance
- 20.4 Using the System Interconnect Diagnostic Tools
21 Troubleshooting
- 21.1 General Troubleshooting
- 21.2 Nagios Troubleshooting
- 21.3 Messages Reported by Nagios
- 21.4 System Interconnect Troubleshooting
- 21.5 Improved Availability Issues
- 21.6 SLURM Troubleshooting
  - 21.6.1 SLURM Configuration Issues
  - 21.6.2 SLURM Run-Time Troubleshooting
- 21.7 LSF Troubleshooting
22 Servicing the HP XC System
- 22.1 Adding a Node
- 22.2 Replacing a Client Node
- 22.3 Actualizing Planned Nodes
- 22.4 Replacing a Server Blade Enclosure OnBoard Administrator
- 22.5 Replacing a System Interconnect Board in an HP CP6000 System
- 22.6 Software RAID Disk Replacement
  - 22.6.1 Replacing a RAID Disk
  - 22.6.2 Writing a Boot Block to the RAID Disk
- 22.7 Incorporating External Network Interface Cards
A Installing LSF with SLURM into an Existing Standard LSF Cluster
- A.1 Assumptions
- A.2 Requirement
- A.3 Sample Case
- A.4 HP XC Preparation
- A.5 Installing LSF with SLURM
- A.6 Perform Post Installation Tasks
- A.7 Configuring the LSF Alias
- A.8 Starting LSF on the HP XC System
- A.9 Sample Running Jobs
- A.10 Troubleshooting
B Setting Up MPICH
- B.1 Downloading the MPICH Source Files
- B.2 Building MPICH on the HP XC System
- B.3 Running the MPICH Self-Tests
- B.4 Installing MPICH
C HP MCS Monitoring
- C.1 Customizing the Configuration for Your Installation
- C.2 Regenerating the Nagios MCS Configuration
- C.3 Useful Administrative Commands
- C.4 MCS Log Files
- C.5 Nagios Plug-Ins for MCS
D CPU Frequency-Based Power-Saving Feature
Glossary
Index

*A-XCADM-40b*

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