![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAA0QAAAA8CAIAAADJ4u1IAAAACXBIWXMAABYlAAAWJQFJUiTwAAABBUlEQVR42u3asREAMAwCMTv770zWCDlpBKovmAEAoNYmsQIAQKljAgAAMQcAgJgDAEDMAQCIOQAAxBwAAGIOAAAxBwAg5gAAEHMAAIg5AAAxBwCAmAMAQMwBACDmAADEHAAAYg4AADEHAICYAwAQcwAAiDkAAMQcAICYAwBAzAEAIOYAABBzAABiDgAAMQcAgJgDAEDMAQCIOQAAxBwAAGIOAEDMAQAg5gAAEHMAAIg5AAAxBwCAmAMAQMwBAIg5AADEHAAAYg4AADEHACDmAAAQcwAAiDkAAAAAAACAF2wSKwAAlPKZAwAQcwAAiDkAAMQcAICYAwBAzAEAIOYAABBzAAB/uZntBmsLzfg1AAAAAElFTkSuQmCC)
2. HDLM Functions
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2.13 Cluster support
HDLM can also be used in cluster configurations.
HDLM supports the cluster software listed below.
• GPFS
• HACMP
• Oracle RAC 10g
• Oracle RAC 11g
• VCS
HDLM uses a path of the active host to access an LU.
The details of host switching depend on the application.