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Administering Platform LSF - SAS

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Shared File Access<br />

Shared File Access<br />

Shared files on UNIX<br />

Shared files on Windows<br />

A frequent problem with <strong>LSF</strong> is non-accessible files due to a non-uniform file<br />

space. If a task is run on a remote host where a file it requires cannot be<br />

accessed using the same name, an error results. Almost all interactive <strong>LSF</strong><br />

commands fail if the user’s current working directory cannot be found on the<br />

remote host.<br />

If you are running NFS, rearranging the NFS mount table may solve the<br />

problem. If your system is running the automount server, <strong>LSF</strong> tries to map the<br />

filenames, and in most cases it succeeds. If shared mounts are used, the<br />

mapping may break for those files. In such cases, specific measures need to be<br />

taken to get around it.<br />

The automount maps must be managed through NIS. When <strong>LSF</strong> tries to map<br />

filenames, it assumes that automounted file systems are mounted under the<br />

/tmp_mnt directory.<br />

To share files among Windows machines, set up a share on the server and<br />

access it from the client. You can access files on the share either by specifying<br />

a UNC path (\\server\share\path) or connecting the share to a local drive<br />

name and using a drive:\path syntax. Using UNC is recommended because<br />

drive mappings may be different across machines, while UNC allows you to<br />

unambiguously refer to a file on the network.<br />

Shared files across UNIX and Windows<br />

For file sharing across UNIX and Windows, you require a third party NFS<br />

product on Windows to export directories from Windows to UNIX.<br />

528<br />

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

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