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Questions tagged [munin]

Munin is a networked resource monitoring tool that can help analyze resource trends and "what just happened to kill our performance?" problems.

Munin is a networked resource monitoring tool that can help analyze resource trends and "what just happened to kill our performance?" problems.

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How to interpret these munin stats of nginx?

The following stats are from a site where nginx was placed in front of a webserver to deliver static files and let the CMS application on the legacy webserver focus on the dynamic work. This is done via the nginx HttpProxyModule on the same physical…
initall
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Possible causes for large drop in measured firewall throughput

We run our application on ec2 and use Munin to monitor various metrics. We do a bi-weekly fresh deploy on new ec2 + rds instances. After our most recent fresh deploy, we noticed a 4x reduction in the rate packets are coming through our firewall, but…
Christian Oudard
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Munin FW_Conntrack Timing Out

I recently installed CSF firewall. Immediately after this, my Munin has stopped showing me graphs for Connections through firewall and ipconntrack. I looked into log files and found this 2011/02/27-19:45:01 CONNECT TCP Peer: "192.168.156.237:57918"…
Sparsh Gupta
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RPM ERRORs on a cloud CentOS 5.5 server

I am attempting to add an rpm repo in order to Yum install a Munin node, however i keep getting the following error: rpm -Uvh http://download.fedora.redhat.com/pub/epel/5/i386/epel-release-5-3.noarch.rpm Retrieving…
Lee
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Munin - 'by week/month/year' to use the total, rather than the average values?

I have some custom munin graphs that measure an aspect of our sales in our webapp. So I measure "Number of sales so far today". The graph goes up and then reset to 0 at midnight. This is what I want. It works well for the "by day", 5 minute one.…
Amandasaurus
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Adjusting Munin's accept timeout

I have a Munin master that's contacting 5 nodes at the moment and I'm seeing one to two warnings like this in the munin-update.log. [WARNING] Call to accept timed out. Remaining workers: xyz;abc Is there anyway to adjust the 'accept timeout' that…
nbeyer
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What group should a munin-node run as on MacOSX?

I'm installing a mac osx munin node, and the default value of User root Group root Produces an error that there is no 'root' group. What should the group be for a munin node?
Derek Downey
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MySQL per user monitoring

Is there a tool for monitoring per user MySQL usage? Like number of queries for example. I have been looking on Munin which I currently use, but did not find anything. A similar tool is the per user CPU usage monitoring:…
em2345
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Munin apache plugin bad response

All my apache plugins returns the same value : /usr/share/munin/plugins# munin-run apache_volume volume443.value U Here is my config in /etc/munin/plugin-conf.d/munin-node [apache_*] env.ports 443 Some have an idea where is the problem ? Thanks…
hotips
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MySQL sudden throughput increase

What could be the cause of a sudden increase in MySQL throughput (from an average of 1.5M/s to 7.5M/s). The system is running WordPress on a trafficked site (2M monthly pageviews). The throughput is monitored with munin. Is there a way to see in…
em2345
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Munin graph shows 3 Upgradable security packages (red alert) but apt does not install them

I'm using this munin plugin : http://exchange.munin-monitoring.org/plugins/apt_ubuntu/details The server is an ubuntu 10.04 up to date. So.. This is my munin server, which on its own munin graph shows me a red alert on System, its an alert of "3…
Marc Riera
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Munin on localhost (telnet only displays period)

I set up munin to run as root for testing, my relevant config is as so: munin.conf: [localhost] address 127.0.0.1 use_node_name yes I tried fqnd.mysite.com (but it couldn't connect), localhost.localdomain too which runs but I'll explain in…
John R.
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Munin locking Ubuntu with long processing times. How to fix?

I have been unable to work out what is happening here. I have attached the graphs below. and as you can see the processes just seem to climb inline with the Munin processing times leaping up. The server then locks out and the graph goes dead. I have…
Treffynnon
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Munin, monitoring & emailed alerts

I've got several servers serving some websites. I've got Munin set up so I can track things like memory consumption, disk usage, etc. What I'd like to have now would be a way to get emails if something goes "wrong". Let me be more specific: I'd…
egarcia
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Network "monitoring" for Mac OS infrastructure

Is there any free (and preferably open source, but not mandatory) solution to know how much bandwidth each macintosh is using. I have munin on a Debian, monitoring multiple linux servers, but I cannot get any network usage monitoring on the macs…
user50328
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