NAME

       pmdaDesc - get the description of a metric from a PMDA

C SYNOPSIS

       #include <pcp/pmapi.h>
       #include <pcp/pmda.h>

       int pmdaDesc(pmID pmid, pmDesc *desc, pmdaExt *pmda);

       cc ... -lpcp_pmda -lpcp

DESCRIPTION

       pmdaDesc  uses  the  standard  PMDA(3) data structures to return the pmDesc description in
       desc for the metric identified by pmid.

DIAGNOSTICS

       If the pmid does not correspond to any metric supported by  this  PMDA,  pmdaDesc  returns
       PM_ERR_PMID.

CAVEAT

       The  PMDA  must be using PMDA_INTERFACE_2 or later, as specified in the call to pmdaDSO(3)
       or pmdaDaemon(3).

SEE ALSO

       PMAPI(3), PMDA(3), pmdaDaemon(3), pmdaDSO(3) and pmLookupDesc(3).