Re: pmfg / pmapi / null indom
Nathan Scott <[email protected]>
| Newsgroups | gmane.comp.sysutils.pcp |
|---|---|
| Message-ID | <[email protected]> |
Hi Marko,
----- Original Message -----
> Hi,
>
> Consider the following example:
>
> #!/usr/bin/python
>
> from pcp import pmapi
>
> pmfg = pmapi.fetchgroup()
> sysload = pmfg.extend_indom("kernel.all.sysfork")
>
> pmfg.fetch()
> for inst, name, value in sysload():
> print("inst: %d" % inst)
>
> This prints:
>
> inst: -1
>
> Is this some constant or should this be None in the land of Python?
>
Its cpmapi.PM_IN_NULL (aka "grep PM_IN_NULL /usr/include/pcp/pmapi.h")
cheers.
--
Nathan
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