Re: [Ganglia-general] Using Ganglia/sFlow to monitor Hadoop

2012-05-31 Thread madhu reddy
Hi, Can any one post the Ganglia installation steps for my Cent Os 32 operating system. Please. Thanks Madhu On Fri, Apr 20, 2012 at 7:30 PM, Peter Phaal peter.ph...@gmail.com wrote: Hi All, I have been experimenting with setting up Ganglia with sFlow agents to monitor Hadoop. The

Re: [Ganglia-general] CSV Export on Custom Graphs

2012-05-31 Thread suleman tariq
Hi, I dont know how to specify full date becasue all custom grapsh are being generated by graph_all_periods.php page. Ideally, CSV button should get full date and time to pass these values to graph_all_periods.php page. Regards, Suleman On Wed, May 30, 2012 at 5:38 PM, Vladimir Vuksan

Re: [Ganglia-general] Overlay timeshifted data

2012-05-31 Thread Chris Burroughs
Really exciting. But I'm confused how this works with the round robin nature of RRD. Don't we by default only have (for example) daily data for past 24 hour period, not 48 hours? On 05/16/2012 07:54 PM, Vladimir Vuksan wrote: There is a blog post about a new feature in Ganglia Web called

Re: [Ganglia-general] Overlay timeshifted data

2012-05-31 Thread Jesse Becker
rrdtool should automatically pull from the best suitable RRA available in the archive. If that means using a lower-granularity RRA, that's what you get. And yes, it's really cool. :) On Thu, May 31, 2012 at 11:13:29AM -0400, Chris Burroughs wrote: Really exciting. But I'm confused how this

Re: [Ganglia-general] Overlay timeshifted data

2012-05-31 Thread Vladimir Vuksan
That depends. We bumped up resolution in 3.3.0+ to store last 2 weeks at 15 second resolution. Vladimir On Thu, 31 May 2012, Chris Burroughs wrote: Really exciting. But I'm confused how this works with the round robin nature of RRD. Don't we by default only have (for example) daily data

Re: [Ganglia-general] Why proc_total graph in ganglia shows fractional values?

2012-05-31 Thread Vladimir Vuksan
Default consolidation function for values is average. Default polling period is 15 seconds so if you are viewing more than an hour you likely will have more data points than can fit on the graph so things will start being averaged. On Wed, 30 May 2012, Vitthal Suhas Gogate wrote: Any one

[Ganglia-general] How was I supposed to install gmond on multiple hosts?

2012-05-31 Thread Maes, Richard
I think I am missing something about gmond installation. Before, I believe there was a lot of static linking going on and so I just had to copy over gmond to the hosts and add it to the startup services with chkconfig and install the .conf file. Now, it appears that there are dynamically linked