pmdaDesc - get the description of a metric from a PMDA
#include <pcp/pmapi.h>
#include <pcp/pmda.h>
int pmdaDesc(pmID
pmid, pmDesc *
desc, pmdaExt *
pmda);
cc ... -lpcp_pmda -lpcp
pmdaDesc uses the standard
PMDA(3) data structures to return the
pmDesc description in
desc for the metric identified by
pmid.
The PMDA must be using
PMDA_INTERFACE_2 or later, as specified in the
call to
pmdaDSO(3) or
pmdaDaemon(3).
If the
pmid does not correspond to any metric supported by this PMDA,
pmdaDesc returns
PM_ERR_PMID.
PMAPI(3),
PMDA(3),
pmdaDaemon(3),
pmdaDSO(3) and
pmLookupDesc(3).