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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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Why is the Munin server giving just 404 status when hitting /munin-cgi/munin-cgi-graph?

I am using an Amazon Linux distribution (a recent one). I'm trying to install munin in the local node (just one node, both node and master). So I tried: $ sudo yum install munin munin-node httpd mod_fcgid Then I edited /etc/munin/munin.conf: # cgi…
Luis Masuelli
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CentOS 7 /proc/net/ip_conntrack: No such file or directory

yesterday I must hard-reset my server and from the reset I can see the following problem in the munin-node.log: 2015/04/28-04:10:02 CONNECT TCP Peer: "[::ffff:127.0.0.1]:58663" Local: "[::ffff:127.0.0.1]:4949" 2015/04/28-04:10:03 [10824] Error…
pes502
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Load average increasing along with firewall throughput

I've just pushed a large change to my backend code and I've noticed a massive increase in the load average in the few hours since the push. I looked at Munin for what the problem might be and I noticed that, along with the load average, the firewall…
benwad
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SELinux: no audit errors but nginx permission errors

I try to isolate a SELinux problem with nging/munin. I see that error message in "/var/log/nging/error.log": [crit] 8802#0: *55 connect() to unix:/var/run/munin/fcgi-html.sock failed (13: Permission denied) while connecting to upstream, client: …
Lutz Reinhardt
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What steps are necessary to install Munin on RHEL to track performance of multiple servers

I need to keep track of network, CPU and memory utilization of an application that sits on 5 machines (apache, mysql, memcached). I thought I'd install Munin for this. But I'm getting a little lost in the documentation. Is there a simple step by…
deadprogrammer
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How do I change the email address that Munin alerts are sending from?

The issue I'm having here is that when I get an alert from Munin, I want it to create a ticket. When the ticket it created, it sends an email back to the email address that Munin sent from each time the ticket is updated, which is not an actual…
Cody
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Munin UNKNOWN spamming

By adding unknown_limit 50 to munin.conf I've been able to drastically decrease the number of emails I receive from hosts that generate an otherwise acceptable level of UNKNOWN values. The problem is that I still get all the OK notifications,…
Mark
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I have setup munin how do I set up alerts for specific parameters

I have setup alerts in munin.conf contacts user1 user2 user3 user4 contact.user1.command mail -s "Munin notification" mailid1@mydomain.in contact.user2.command mail -s "Munin notification" mailid2@mydomain.in contact.user3.command mail -s "Munin…
sridhar pandurangiah
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"sudo: no tty present" for munin plugin using password-less sudo

I am writing a plugin for munin to monitor something on our Ubuntu Linux server (which is on Amazon EC2). The plugin requires running a programme /usr/sbin/rabbitmqctl via sudo. I have the following line in /etc/sudoers: munin ALL = NOPASSWD:…
Amandasaurus
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How to set up HTTP authentication to Munin?

Today I installed and configured Munin on my server. I didn't like how it shows all those graphs without having any login system nor authentication. Is there a way to set up an authentication to Munin? Thank you in advance!
Doon
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How do I configure munin to show separate graphs for virtual hosts on a single server?

I have a machine with several virtual hosts. How do I configure munin and munin-node to break up the network traffic/bandwidth by virtual host? i.e. vhost1.example.com, vhost2.example.com where both are on the a machine with the same ip address.
petrocket
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How to export munin raw data to CSV?

I'm monitoring my Debian GNU/Linux server with Munin monitoring software. I was wondering whether I could export the raw data used to generate Munin charts? I want to do some in-depth statistical analysis for example on outgoing traffic. CSV or some…
q9f
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Munin load from several servers in same graph

I'm attempting to compare load averages from several severs using using Munin 1.4.6-3ubuntu3 by combining multiple hosts in a single graph. My attempt: [domain.com;Totals] load.graph_title Load load.graph_category System load.graph_order…
Jon Skarpeteig
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Find out what's running wget on my server

In my access.log I see requests coming from 127.0.0.1 and retrieving server's "/" and then all of graphics and CSS referenced in it. This happens regularly, every 5 minutes. I want to find out what, why and how runs wget like this. I changed…
Pēteris Caune
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munin server and munin node both on dynamic IP possible?

I configured munin-server and munin-node on same box and everything works fine. it is a fantastic monitoring tool. Now situation got complicated because I've to add a node which is located in another country. Both server and node have dynamic IP's…
user113400
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