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heartbeat overview II<br />
Locked into memory and soft realtime for minimal latency<br />
Subsecond node death detection possible with version ≥1.2<br />
Contains many interesting components:<br />
Ipfail can monitor external conncectivity<br />
Concensus Cluster Membership layer for upto Nnodes<br />
STONITH modules, IPC library, PILS library<br />
Simple, mostly reliable cluster communication<br />
Cluster Test System (CTS) included<br />
Application heartbeating, data checkpointing etc<br />
Lars MarowskyBrée, SUSE Labs, Nuremberg, 01.03.04, heartbeattutorial.sxi, 24<br />
24
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