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).
PM_ERR_NOCONTEXT no current context
This page is part of the PCP (Performance Co-Pilot) project. Information about the project can be found at ⟨http://www.pcp.io/⟩. If you have a bug report for this manual page, send it to firstname.lastname@example.org. This page was obtained from the project's upstream Git repository ⟨https://github.com/performancecopilot/pcp.git⟩ on 2020-12-18. (At that time, the date of the most recent commit that was found in the repository was 2020-12-18.) If you discover any rendering problems in this HTML version of the page, or you believe there is a better or more up-to-date source for the page, or you have corrections or improvements to the information in this COLOPHON (which is not part of the original manual page), send a mail to email@example.com Performance Co-Pilot PCP PMWHICHCONTEXT(3)
Pages that refer to this page: pmaddprofile(3), pmapi(3), pmdelprofile(3), pmdestroycontext(3), pmfetch(3), pmnewcontext(3), pmusecontext(3)