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Administering Platform LSF - SAS

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Chapter 14<br />

Fairshare Scheduling<br />

Example with<br />

hierarchical<br />

fairshare<br />

In the share tree, User1 shares resources with GroupA at the top level. GroupA<br />

has 2 subgroups, B and C. GroupC has 1 subgroup, GroupD. User1 also<br />

belongs to GroupB and GroupC.<br />

User1 submits a job:<br />

% bsub sleep 100<br />

By default, the job could be considered for dispatch if either User1, GroupB,<br />

or GroupC has highest dynamic share priority.<br />

User1 submits a job and associates the job with GroupB:<br />

% bsub -G groupB sleep 100<br />

If User1 or GroupC is the highest priority user, this job will not be considered.<br />

◆ User1 cannot associate the job with GroupC, because GroupC includes a<br />

subgroup.<br />

◆ User1 cannot associate the job with his individual user account, because<br />

bsub -G only accepts group names.<br />

<strong>Administering</strong> <strong>Platform</strong> <strong>LSF</strong> 235

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