Redhat cluster computing

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Redhat Clustering

Abbreviations and systems

Redhat Clustering daemons and systems
System Meaning Runs on
CCS Cluster Configuration System Each node
CLVM Cluster Logical Volume Manager. Provides volume management to nodes. Each node
CMAN Cluster Manager Each node
DLM Distributed Lock Manager Each node
fenced Fence Daemon - The DLM Distributed Lock manager daemon Each node
GFS Global File System. Shared storage among nodes. Each node
GNDB Global Network Block Device. Low level storage access over Ethernet GFS server
LVS Linux Virtual Server, routing software to privide IP load balancing On two or more Linux gateways

OSCAR

Diskless nodes

See Pegasus homepage for ideas to implement a diskless Linux cluster.