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<p>DLMs have been used as the foundation for several successful <a href="page.php?w=clustered_file_system">clustered file system</a>s, in which the machines in a <a href="page.php?w=computer_cluster">cluster</a> can use each other's storage via a unified <a href="page.php?w=file_system">file system</a>, with significant advantages for performance and <a href="page.php?w=high-availability">availability</a>. The main performance benefit comes from solving the problem of <a href="page.php?w=cache_coherency">disk cache coherency</a> between participating</p><p>
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