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Diffstat (limited to 'man/man3/pmdupcontext.3')
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diff --git a/man/man3/pmdupcontext.3 b/man/man3/pmdupcontext.3 new file mode 100644 index 0000000..e106aa4 --- /dev/null +++ b/man/man3/pmdupcontext.3 @@ -0,0 +1,54 @@ +'\"macro stdmacro +.\" +.\" Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved. +.\" +.\" This program is free software; you can redistribute it and/or modify it +.\" under the terms of the GNU General Public License as published by the +.\" Free Software Foundation; either version 2 of the License, or (at your +.\" option) any later version. +.\" +.\" This program is distributed in the hope that it will be useful, but +.\" WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +.\" or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +.\" for more details. +.\" +.\" +.TH PMDUPCONTEXT 3 "PCP" "Performance Co-Pilot" +.SH NAME +\f3pmDupContext\f1 \- duplicate a PMAPI context +.SH "C SYNOPSIS" +.ft 3 +#include <pcp/pmapi.h> +.sp +int pmDupContext(void); +.sp +cc ... \-lpcp +.ft 1 +.SH DESCRIPTION +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. \c +.BR pmcd (1) +on some host, or an archive log of performance metrics as created by +.BR pmlogger (1). +.PP +Calling +.B pmDupContext +will +replicate the current PMAPI context, +returning a handle for the new context that may be used with subsequent +calls to +.BR pmUseContext (3). +.PP +Once created, the duplicated context and the original context have independent +existence, and so their instance profiles and +collection time (relevant only for archive contexts) +may be independently varied. +.PP +The newly replicated context becomes the current context. +.SH SEE ALSO +.BR PMAPI (3), +.BR pmNewContext (3) +and +.BR pmUseContext (3). |