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pmDelProfile - delete instance(s) from the current PMAPI instance profile

C Synopsis

#include<pcp/pmapi.h>intpmDelProfile(pmInDomindom,intnuminst,int*instlist);cc...-lpcp

Caveat

       It  is  possible  to  delete  non-existent  instance  domains and non-existent instances from an instance
       profile.  None of the routines that use the instance profile will ever issue an error  if  you  do  this.
       The cost of checking, when checking is possible, outweighs any benefits.

Description

       The  set  of  instances  for  performance  metrics  returned  from  a  pmFetch(3) call may be filtered or
       restricted using an instance profile.  There is one instance profile for  each  context  the  application
       creates  at  the Performance Metrics Application Programming Interface (PMAPI), and each instance profile
       may include instances from one or more instance domains (see pmLookupDesc(3)).

       pmDelProfile may be used to delete instance specifications from the instance profile of the current PMAPI
       context.

       In the simplest variant, the list of instances identified by the instlist argument for the indom instance
       domain are removed from the instance profile.  The list of instance identifiers contains numinst values.

       The indom value would normally be extracted from a call to pmLookupDesc(3) for a  particular  performance
       metric,  and  the  instances  in  instlist  would  typically  be  determined by calls to pmGetInDom(3) or
       pmLookupInDom(3).

       If indom equals PM_INDOM_NULL and numinst is zero, then all instance domains are selected  for  deletion.
       If instlist is NULL, then all instances in the selected domain(s) are removed from the profile.

       To disable all available instances in all domains, use pmDelProfile(PM_INDOM_NULL,0,NULL).  This is the
       only situation in which indom may be PM_INDOM_NULL.

Diagnostics

PM_ERR_PROFILESPECindom was PM_INDOM_NULL and instlist was not empty

Name

pmDelProfile - delete instance(s) from the current PMAPI instance profile

See Also

pmAddProfile(3), PMAPI(3), pmFetch(3), pmGetInDom(3), pmLookupDesc(3), pmLookupInDom(3), pmNewContext(3),
       pmUseContext(3) and pmWhichContext(3).

Performance Co-Pilot                                   PCP                                       PMDELPROFILE(3)

See Also