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Administering Platform LSF - SAS

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Contents<br />

Welcome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13<br />

About This Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14<br />

What’s New in the <strong>Platform</strong> <strong>LSF</strong> Version 6.0 . . . . . . . . . . . . . . . . . . . 16<br />

Upgrade and Compatibility Notes . . . . . . . . . . . . . . . . . . . . . . . . . 22<br />

Learning About <strong>Platform</strong> Products . . . . . . . . . . . . . . . . . . . . . . . . 26<br />

Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27<br />

1 About <strong>Platform</strong> <strong>LSF</strong> . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29<br />

Cluster Concepts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30<br />

Job Life Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41<br />

2 How the System Works . . . . . . . . . . . . . . . . . . . . . . . . . . 43<br />

Job Submission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44<br />

Job Scheduling and Dispatch . . . . . . . . . . . . . . . . . . . . . . . . . . . 46<br />

Host Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48<br />

Job Execution Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49<br />

Fault Tolerance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51<br />

Part I:<br />

Managing Your Cluster<br />

3 Working with Your Cluster . . . . . . . . . . . . . . . . . . . . . . . . 55<br />

Viewing Cluster Information . . . . . . . . . . . . . . . . . . . . . . . . . . . 56<br />

Default Directory Structures . . . . . . . . . . . . . . . . . . . . . . . . . . . 58<br />

Cluster Administrators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61<br />

Controlling Daemons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62<br />

Controlling mbatchd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64<br />

Reconfiguring Your Cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65<br />

4 Working with Hosts . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67<br />

Host States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68<br />

Viewing Host Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70<br />

Controlling Hosts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74<br />

Adding a Host . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76<br />

Removing a Host . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78<br />

<strong>Administering</strong> <strong>Platform</strong> <strong>LSF</strong> 3

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