[Orca-users] Warning: cannot create '': fetching cdp from rra

[Blair Zajac]

Diana N wrote:
> 
> Answers below..
> 
> > So the intermediate RRD files are there.  Just a
> > quick question,
> > but is the disk full that the png's are being
> > generated on?  Any
> > quota's running?
> 
> No; actually, the weird thing is that I'm having this
> warnings ONLY for these two graphs:
> o_admin-dev1_gauge_1024_X_freememK-yearly.png
> o_admin-prod1_gauge_1024_X_disk_rK_per_s,__1024_X_disk_wK_per_s-yearly.png
> 
> All the graphs are saved in the same disk, so space
> shouldn't be a problem. There are no quotas either.
> And all the other graphs for those machines and all
> the graphs for the other systems are just fine.

That's odd.

> 
> > It looks like the RRD files may also be corrupted
> > judging by the
> > error message:
> >
> > /files/orca/bin/orca: warning: cannot create
> >
> `/files/orca/html/orcallator/admin-dev1/o_admin-dev1_gauge_1024_X_freememK-monthly.png':
> > fetching cdp from rra
> >
> > Can you do the following:
> >
> > 1) Stop Orca.
> > 2) Delete all your *rrd files.
> > 3) Run Orca.
> 
> I could try that, but I wouldn't want to loose the
> information I have up to now. Is there any way to
> avoid it? Would you recommend to delete all the rrd
> files or just those two?

Try renaming just those two rrd files.  In fact, can you email them
to me in a separate message?

> > Also, make sure you're using the latest version of
> > RRD,
> > which is 1.0.45.
> 
> Sure, I can try to upgrade too. I'm using 1.0.41.

Yes, try upgrading, and move the files out of the way so that
Orca will recreate the two rrd files.

Best,
Blair

-- 
Blair Zajac <blair at orcaware.com>
Plots of your system's performance - http://www.orcaware.com/orca/