[Orca-dev] Re: unknown value

[Blair Zajac]

If you use the value U and pass this to Orca, then this will be
understood by RRDtool to mean an unknown value.

Let me know if this works.

Blair

"Jason D. Kelleher" wrote:
> 
> I'm writing a script that takes datafiles from severals nodes in an
> OPS cluster and creates an aggregate datafile for Orca so data from
> several nodes can be put onto one graph along with totals and
> averages.
> 
> Everything is working fine now except when I encounter a "hole" in
> the data from a node.  To prevent changing the number of columns and
> upsetting Orca I've been filling these holes with "0".  This skews
> averages a little, but I didn't consider it significant until I saw
> what it did to counter values - definitely a Bad Thing(tm).  Does
> Orca accept something like the RRDTool "*UNKNOWN*" value?
> 
> I guess I could just drop the entire line, but that seems silly since
> dropping a node for maintenance may be considered a SOP and doesn't
> affect the cluster.  Any suggestions would be appreciated.
> 
> jason
> 
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