1PMGETPMNSLOCATION(3) Library Functions Manual PMGETPMNSLOCATION(3)
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6 pmGetPMNSLocation - determine the location of the currently used PMNS
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9 #include <pcp/pmapi.h>
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11 int pmGetPMNSLocation(void);
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13 cc ... -lpcp
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16 If an application needs to know where the Performance Metrics Name
17 Space (PMNS) is coming from then pmGetPMNSLocation will return whether
18 it is from an archive, PMNS_ARCHIVE, or from a local PMNS file,
19 PMNS_LOCAL, or from a remote pmcd, PMNS_REMOTE.
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21 This information may be useful in determining an appropriate error mes‐
22 sage depending on the PMNS' location.
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25 PM_ERR_NOPMNS
26 If is not possible to determine where the location of the PMNS
27 is. This could be due to problems with the current context or
28 being unable to load a local PMNS.
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31 Environment variables with the prefix PCP_ are used to parameterize the
32 file and directory names used by PCP. On each installation, the file
33 /etc/pcp.conf contains the local values for these variables. The
34 $PCP_CONF variable may be used to specify an alternative configuration
35 file, as described in pcp.conf(5). Values for these variables may be
36 obtained programmatically using the pmGetConfig(3) function.
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39 PMAPI(3), pmGetConfig(3), pmLoadASCIINameSpace(3), pmLoadNameSpace(3),
40 pmTrimNameSpace(3), pcp.conf(5), pcp.env(5) and PMNS(5).
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44Performance Co-Pilot PCP PMGETPMNSLOCATION(3)