[rrd-users] REPost: Problem converting 32 bit disk-rrd's to 64 bit

[Hermann-Josef Beckers]

No tips?

> Problem converting 32 bit disk-rrd's to 64 bit
> 
> Hermann-Josef Beckers 
> 
> an:
> 
> rrd-users
> 
> 15.10.2009 14:43
> 
> New to this list. I posted this yesterday on the hobbit/xymon-users 
list, but
> no solution so far: 
> 
> "Hello, 
> 
> not exactly a hobbit problem, but as I am using rrd only with hobbit: 
> 
> I am converting my old hobbit/xymon server to a new one  Copying 
> just the data/rrd directory 
> results in the message "ERROR: This RRD was created on another 
architecture". 
> So I used "rrdtool dump <file>.rrd > <file>.xml" on the old 
> and "rrdtool restore  <file>.xml <file>.rrd -f" on the new server. 
> Using the "--no-header" 
> option to rrddump makes no difference. No error messages during the 
> restore and no 
> errors when I call the web pages. 
> 
> The new disk values in the rrd graphs are only 1/10 of the original 
> size, e. g. a disk which is 
> 82 % filled, shows up with only  8 %.. The text lines generated from
> the client data are correct. 
> 
> Relevant data from the old server: 
> 
> rrdtool -v 
> RRDtool 1.0.49  Copyright 1997-2004 by Tobias Oetiker <tobi at oetiker.ch> 
> ... 
> uname -a 
> Linux ls0003.kreis-steinfurt.lokal 2.6.8.1-24mdk #1 Fri Jan 14 03:
> 01:00 MST 2005 i686 Intel(R) Pentium(R) 4 CPU 2.40GHz unknown GNU/Linux 
> 
> 
> Relevant data from the new server: 
> rrdtool -v 
> RRDtool 1.3.4  Copyright 1997-2008 by Tobias Oetiker <tobi at oetiker.ch> 
> ... 
> uname -a 
> Linux lscopy02 2.6.27.21-0.1-xen #1 SMP 2009-03-31 14:50:44 +0200 
> x86_64 x86_64 x86_64 GNU/Linux 
> 
> 
> Screenshots of the old/new hobbit/xymon-webpages available on 
> request (2x ~120K pdfs) "
> 
> Following a hint from a hobbit user, I also tried to use a rrdtool 
> in between the versions above:
> 
> dump with 1.0.49 on 32 bit, restore with 1.2.23 on 32 bit, dump with
> the same 1.2.23
> on 32 bit, restore with 1.3.4 on 64 bit. No difference. And it 
> effects all graphs, not only 
> the disk graphs.
> 
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