The sanklock-help package contains maninfo for sanlock.
acquired package info from repodata DB: repodata/f1f85c23079e7764ad00378a9fc5d660b89a03657290e75426caf7be5b7da462-primary.sqlite.bz2
The sanlock daemon manages leases for applications running on a cluster of hosts with shared storage. All lease management and coordination is done through reading and writing blocks on the shared storage.