Re: [Ganglia-general] Overall graphs blank

2010-08-20 Thread Ofer Inbar
Alastair James wrote: > Arh. > > Just found this error in my /var/log/messages > > RRD_update (/var/lib/ganglia/rrds/James Media > CORE/__SummaryInfo__/mem_shared.rrd): illegal attempt to update using time > 1282313518 when last update time is 1304460481 (minimum one second step) > > Any ideas?

Re: [Ganglia-general] Overall graphs blank

2010-08-20 Thread Alastair James
Hmmm not that I know of. Unless the NTP server we sync to decided to report the wrong time and then switch back. Odd. Any idea how to fix? Al On 20 August 2010 16:51, Ofer Inbar wrote: > Alastair James wrote: > > Arh. > > > > Just found this error in my /var/log/messages > > > > RRD_upda

Re: [Ganglia-general] Overall graphs blank

2010-08-20 Thread Alastair James
Arh. Just found this error in my /var/log/messages RRD_update (/var/lib/ganglia/rrds/James Media CORE/__SummaryInfo__/mem_shared.rrd): illegal attempt to update using time 1282313518 when last update time is 1304460481 (minimum one second step) Any ideas? Al On 18 August 2010 09:19, Alastair J

Re: [Ganglia-general] Overall graphs blank

2010-08-18 Thread Alastair James
Hi. On 18 August 2010 09:15, Stéphan Gorget wrote: > I first though it was because of the date which are not correctly > synchronized. But I haven't found the solution yet. > Yes that was my thought as well. However I synchronised the clocks on all nodes (via a network time server) and restart

Re: [Ganglia-general] Overall graphs blank

2010-08-18 Thread Alastair James
Hi there. thanks for getting back to me. This is the screenshot: http://adnet-media.net/junk/ganglia-screenshot.png This is the output of netcat: http://adnet-media.net/junk/netcat.txt It seems that the cluster is recording stats (e.g. number of cores, up nodes etc) but just not putting them o

Re: [Ganglia-general] Overall graphs blank

2010-08-18 Thread Stéphan Gorget
On Wed, Aug 18, 2010 at 2:14 AM, Bernard Li wrote: > Hi Alastair: > > On Tue, Aug 17, 2010 at 12:36 PM, Alastair James > wrote: > > > I have installed ganglia on 3 nodes, 1 of which is also the gmetad > instance. > > When I installed it, it worked fine for the first few days. > > Now however, th

Re: [Ganglia-general] Overall graphs blank

2010-08-17 Thread Bernard Li
Hi Alastair: On Tue, Aug 17, 2010 at 12:36 PM, Alastair James wrote: > I have installed ganglia on 3 nodes, 1 of which is also the gmetad instance. > When I installed it, it worked fine for the first few days. > Now however, the overall graphs are not recording anymore. The overall > cluster gra

[Ganglia-general] Overall graphs blank

2010-08-17 Thread Alastair James
Hi there.. I have installed ganglia on 3 nodes, 1 of which is also the gmetad instance. When I installed it, it worked fine for the first few days. Now however, the overall graphs are not recording anymore. The overall cluster graphs are blank (but I can still see the lines from when it was reco