| PMWHICHCONTEXT(3) | Library Functions Manual | PMWHICHCONTEXT(3) |
pmWhichContext - identify the current PMAPI context
#include <pcp/pmapi.h>
int pmWhichContext(void);
cc ... -lpcp
An application using the Performance Metrics Application Programming Interface (PMAPI) may manipulate several concurrent contexts, each associated with a source of performance metrics, e.g. pmcd(1) on some host, or an archive log of performance metrics as created by pmlogger(1).
pmWhichContext returns a handle for the current PMAPI context, that may be used in the associated PMAPI routines that require a handle to identify a PMAPI context.
PMAPI(3), pmDestroyContext(3), pmDupContext(3), pmNewContext(3) and pmUseContext(3).
| PCP | Performance Co-Pilot |