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<BODY style="MARGIN: 4px 4px 1px; FONT: 10pt Tahoma">I changed the settings to 10 pings every 120 seconds, but still the same result. I noticed though, that while the last modified times of the RRDs are being updated, the sizes of the files are remaining the same.<BR><BR>>>> Peter Kristolaitis <alter3d@alter3d.ca> 1/7/2009 3:54 PM >>><BR>20 pings every 30 seconds is extremely aggressive. I suspect that your<BR>pollers are taking too long to complete, and are missing polling rounds.<BR><BR>Check your logs -- you should see something like "NOTE: smokeping took<BR>$runtime seconds to complete 1 round of polling". If you're seeing that<BR>message, you need to either reduce the number of pings or increase your<BR>step (I use 20 pings every 180 seconds in my production instance).<BR><BR><BR><BR>Seth Lyons wrote:<BR>> I can confirm that the slave RRDs are being updated. My current<BR>> settings are for 20 pings every 30 seconds, and the process has been<BR>> running for more than an hour...but still blank graphs.<BR>> <BR>>>>> Peter Kristolaitis <alter3d@alter3d.ca> 1/7/2009 3:36 PM >>><BR>> Are the slave RRD files getting updated? Check the last-modified<BR>> timestamp.<BR>> <BR>> Note that there seems to be a significant 'lag' when using slaves -- the<BR>> slave RRD files don't seem to get updated until the next cycle on the<BR>> master, so you have to run it for at least 2 cycles to see changes happen.<BR>> <BR>> <BR>> <BR>> Seth Lyons wrote:<BR>>> Thanks for your response. I set the permission accordingly, but I still<BR>>> have the same problem. The .rrds and slave_cache files are being<BR>>> created, but the graphs are still blank. I ran a debug on the slave and<BR>>> everything went fine...it ended with "Sent data to Server. Server said<BR>>> OK," and the pings showed the latency I was expecting.<BR>>> <BR>>> If I dump one of the .rrd files to xml and view it in an editor, it is<BR>>> has a small amount of real data at the beginning, but it is mostly full<BR>>> of NaNs.<BR>>><BR>>>>>> Peter Kristolaitis <alter3d@alter3d.ca> 1/7/2009 2:25 PM >>><BR>>> The directory that holds your RRD files must be readable/writeable by<BR>>> both the Smokeping process AND the webserver.<BR>>><BR>>> e.g. If<BR>>> - Your httpd runs as 'www'<BR>>> - Smokeping runs as 'smokeping'<BR>>> - In the Smokeping config, datadir = /var/www/smokeping/rrd<BR>>><BR>>> Then,<BR>>> - Create a new group called 'smokeping'<BR>>> - Add both the 'www' and 'smokeping' users to that group<BR>>> - chgrp smokeping /var/www/smokeping/rrd<BR>>> - chmod -R 775 /var/www/smokeping/rrd<BR>>><BR>>> That should clear it up.<BR>>><BR>>> If that doesn't work, run one of your slaves with --debug and see if it<BR>>> spits back an error of any kind.<BR>>><BR>>><BR>>><BR>>> Seth Lyons wrote:<BR>>>> Greetings!<BR>>>><BR>>>> I am attempting to run a distributed smokeping setup in FreeBSD. I<BR>>>> haven't been able to find in the docs information on what the<BR>>>> appropriate file permissions (and ownership) should be for the .rrd and<BR>>>> cache directories (/usr/local/var/smokeping).<BR>>>><BR>>>> The problem I'm having is that the graphs of my slaves are blank. At<BR>>>> first I was unable to write cache files to the above directory (and<BR>>>> subdirectories), so I temporarily changed the perms to 777 just to see<BR>>>> if that would fix the problem. Now the all of the files are being<BR>>>> written, but the graphs are still blank.<BR>>>><BR>>>> Please advise.<BR>>>><BR>>>> Thanks.<BR>>>><BR>>>> System info:<BR>>>> FreeBSD 7.0<BR>>>> smokeping-2.4.2<BR>>>> rrdtool-1.3.3<BR>>>><BR><BR>-- <BR>Peter Kristolaitis<BR>DBA / Code Monkey / General Geek<BR><BR>OpenPGP/GPG Key available from pgp.mit.edu<BR><BR>Key Fingerprint: 695D 7616 9903 6002 5756<BR> D234 6E96 34B2 F974 14FE<BR></BODY></HTML>