PMDADESC(3) Library Functions Manual PMDADESC(3)

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).

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