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Figure 1.1. GFS with a SAN
2.2. Performance, Scalability, Moderate Price
Multiple Linux client applications on a LAN can share the same SAN-based data as shown in
Figure 1.2, "GFS and GNBD with a
block storage devices by GNBD servers. From the perspective of a client application, storage is
accessed as if it were directly attached to the server in which the application is running. Stored
data is actually on the SAN. Storage devices and data can be equally shared by network client
applications. File locking and sharing functions are handled by GFS for each network client.
Note
Clients implementing ext2 and ext3 file systems can be configured to access
their own dedicated slice of SAN storage.
Performance, Scalability, Moderate Price
SAN". SAN block storage is presented to network clients as
3
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