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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9
votes
1answer
254 views

How to mark every deploy in munin?

Anyone knows if it's possible to mark every deploy with a red vertical line in munin graphs? It will be great to debug possible performance holes in the code. Thanks in advance!
5
votes
1answer
320 views

Intermittent munin-cron error “There is nothing to do here, since there are no nodes with any plugins”

We've installed munin monitoring on one of our servers. Generally it seems to be working well but occasionally, 4 times in 2 months to be exact, munin-cron has generated the following error: ...
4
votes
1answer
532 views

Munin aggregate graphs are not working

I know this has been asked in several times on many forums before, but still I am struck with similar problem. Individual graphs are working fine however, aggregate graphs are not. I don't even get ...
3
votes
1answer
46 views
+50

munin + nginx: no dynazoom into graphs

I cannot get the Munin dynamic zoom to work. I am rather certain that the problem has something to do with the Nginx configuration. Any attempt to generate a zoomed graph triggers the following error ...
2
votes
1answer
128 views

Alert if munin-master contact node

I have installed munin on one of my servers, and munin-node on another server I wish to monitor. I would like an alert if for any reason the node can't be contacted by the master. Is it possible to ...
2
votes
1answer
285 views

Starting Linode instances via StackScripts based on Nagios events

I'm developing a web application (django/gunicorn/nginx) that needs to be scaled out according to load. The app will be hosted on Linodes so I intend to use StackScripts (and maybe Puppet) to start ...
1
vote
1answer
23 views

Permissions issue in Munin

I have a Fedora machine on which I have successfully installed and configured Munin. The issue that I now face is of permissions. So basically, I have a directory where I have pointed all my html ...
1
vote
1answer
105 views

restrict shell commands for munin-node (netcat)

I've spent fair amount of day fiddling with this, and I'm about to give up (for today). I followed the instructions outlined here. All works at the moment. But to increase security I'd like to ...
1
vote
1answer
70 views

munin-node apache_ with basic authentication - please be more specific

Can someone please explain this to me: In this answer: munin-node apache_ with basic authentication there is a line saying: If you need authenticated access to the URL you can specify the ...
1
vote
1answer
157 views

Any way to get munin plugin output to dstat?

The two tools are great with plugins and many available out of the box metrics. I was wondering if there is a way to get output of munin into dstat or a similar tool (real time output vs munin's ...
1
vote
1answer
248 views

Munin 2.0 vs 1.4

Munin came out with a new major release (2.0). It is, however, not easy to see what has changed. I've checked the main site, the FAQ and the Documentation, but nothing found. There's the Changelog, ...
1
vote
1answer
224 views

Should Munin sit in /var/www/munin or /var/cache/munin/www?

I've just installed Munin for the first time in around twelve months, and I've hit a familiar error. I remember from last year that there is an oddity where Munin wants to keep its html files in ...
1
vote
1answer
151 views

The plugin of munin is always timed out

I want to use munin to make a graph of ttyACM0 in Linux, but munin can not create the graph. I found some information in "munin-node.log". it shows that "Service 'temperature' timed out". So I changed ...
1
vote
1answer
242 views

Run munin and all dependencies in userspace on AIX 6.1

Summary: I would like to have a portable munin in user space without installing anything at all on the client system, (like portable Firefox, without root tasks). I've downloaded all the ...
1
vote
1answer
390 views

Monitor Nginx response time with munin

Well, nginx is configured to put $request_time in it's access logs. Now I need to monitor this parameter with munin. Is there any existing plugin to do this?
1
vote
1answer
195 views

Why is the munin apache_activity plugin checking /server-status on a different server?

I have two web servers at different locations (let's call them WEB1 and WEB2) being monitored by the same Munin server. Today, I noticed the following error in the apache logs for WEB1: [error] ...
1
vote
1answer
929 views

How to setup Munin permissions?

I've just installed munin on my CentOS server but I can't get it to output anything to the html directory I set in /etc/munin/munin.conf htmldir /home/mydir/munin In ...
1
vote
1answer
309 views

How to send report created by Munin to email once per week

I have a page with Munin reports and I want to send the email with graphs once per week on specific email. Any thoughts on how to achieve this? Thanks!
1
vote
1answer
1k views

Munin - apache_watch_ plugin, does not show any data in the graphs that shows activity for per vhosts

I am using Munin for monitoring my server. I installed the apache_watch_ plugin so that i could see apache related activity. The graphs for apache_accesses, apache_processes and apache_volume work ...
0
votes
1answer
15 views

Aggregate disk usage with Munin

I want to aggregate a total disk usage in percent of all my nodes with Munin. Actually I tryed : [streaming;Disk-Space] update no contacts no disk.graph_title Total Disk usage in percent ...
0
votes
1answer
13 views

Increasing time window for Munin alert and don't send alert immediately

Let's say that I want to set load alert if load > 20 with Munin. However, Munin will immediately alert when the load spikes up to 20. Is it possible to adjust the alert integration time (time window), ...
0
votes
1answer
284 views

Monitoring network output bandwidth of server for each IP address

I've got a network of static file serving servers. I use nginx to serve the files, and munin to monitor the network traffic. I want to know the output bandwidth of the server that goes to each IP ...
0
votes
1answer
155 views

How to query a munin plugin via netcat?

I want to query a present Munin plugin from Nagios. As I would like to do some calculations and aggregations (the plugin reports data over a period of time) and not just look at the last values, the ...
0
votes
1answer
150 views

munin fw_conntrack going bananas after dist upgrade to debian wheezy

after i upgrade from squeezy to wheezy munin began doing sth weird. it seams as if it only keeps adding the numbers and does not show the current value but only the cumulative values... by the ...
0
votes
1answer
747 views

Postfix Plugins for Munin not working

I have a fresh munin (system monitor) installation on a FreeBSD 9.1 machine up and running fine. Now I wanted to include our Postfix server on the same machine in munin, so I tried to run the standard ...
0
votes
1answer
127 views

munin aggregate graph problems

Munin is driving me crazy. I'm trying to get an aggregate graph working. Here is my conf file: [Mydomain;machine-1] address xxx.xxx.xxx.xxx use_node_name yes [Mydomain;machine-2] address ...
0
votes
1answer
242 views

How to operate the plugin of munin membyuser?

I can not run this plugin membyuser The graph is not shown eg screenshots munin-node is configured as follows: /etc/munin/plugin-conf.d/munin-node ... [membyuser] env.USERS user1 user2 user3 user4 ...
0
votes
1answer
121 views

munin network unit false in traffic graph

I've got 4 network interfaces eth0, eth1, eth2, eth3 monitored by the munin 1.4.5 if_ plugin. On eth0 the graphs show realistic value for the traffic (800kpbs) On all the others interfaces the ...
3
votes
0answers
1k views

Munin dynamic graph zoom (dynazoom) not working (Nginx, PHP-FPM)

Debian 7.5 Nginx/1.6.0 PHP 5.6.0RC2 (fpm-fcgi) (built: Jul 11 2014 08:17:52) Munin v2.0.21-2 I been searching all over the net for a few days for answers to my problem but it seems like no one knows ...
3
votes
0answers
117 views

How to add totals into network traffic graphs in munin 1.4.x (like ones in cacti)?

Here's example picture I found with google.
2
votes
0answers
267 views

Munin disable dynazoom.html

Doing a quick google search for "Munin dynazoom.html doesn't work" yields many results. There doesn't seem to be a solution that works -- at least not that I have seen. I have munin installed on a ...
1
vote
0answers
46 views

Nginx: proxy graphs from remote munin server

I'm trying to create, under a series of nginx hosted domains, a /graphs folder (so I'm trying to use proxy...) at which graphs from a remote munin server would be shown. The munin server is graphing ...
1
vote
0answers
49 views

Munin CPU usage graph doesn't go all the way to 100% on a physical server

On a physical X86 server, the cpu's graph is not well draw. Basically the sum of all cpu's usages (system,user, nice, idle, etc) don't reach the 3200% (32 cores) See the image here I have already ...
1
vote
0answers
89 views

cannot reach munin port on other AWS instance

2 AWS instances, in the same region but different availability zones, one is in regular EC2 and the other is in VPC, both have an Elastic IP, both are 64bit Amazon Linux AMI 2014.03.1. Both are ...
1
vote
0answers
71 views

Munin Interpretation - Server Limits

I've installed Munin to monitor my debian (squeeze) webserver (2 x Intel Quad Xeon 4x2.66GHz, 16GB RAM, 2x1000GB HDD Raid). There are around 50k visits per day. The scripts are very simple and there ...
1
vote
0answers
78 views

Cross-referencing charts (e.g. munin) with log files

Is there a charting package like Munin (or an addon for it) that will let me click on a graph period and then see all the logs on that box for that period? e.g. if I see a huge spike in disk I/O 12 ...
1
vote
0answers
34 views

How to set munin-master to shows graphs even when the nodes (munin-node) are down?

How do I set munin-master to shows graphs even when the nodes (munin-node) are down? Is this even possible?
1
vote
0answers
634 views

Munin won't draw iowait

Munin shows high iowait (see legend), but does not reflect it on graphs. It has default config, except the graph_height (but the problem was from beginning, before the graph_height was chnaged). ...
1
vote
0answers
449 views

munin-node installation on 10.7 OSX host

We've got a pretty good setup in house for using nagios + munin-node to monitor the various boxes. having some trouble getting munin-node going on our first OSX server (10.7 mac mini server model) ...
1
vote
0answers
410 views

Munin does not connect to SNMP service on Windows 2008r2

I'm using this tutorial to configure SNMP on my Windows server and Munin on my Linux server: http://munin-monitoring.org/wiki/Using_SNMP_plugins. SNMP on the Windows server works fine, I have checked ...
1
vote
0answers
2k views

Installed Munin on CentOS, but it does not generate data

I've installed Munin on CentOS, in Munin directory, it only has a few files and I could not see the website data. The Munin log shows the connection to 127.0.0.1 was refused. I have tried to disable ...
0
votes
0answers
13 views

Munin not graphin : “NaN”

I wrote a plugin for munin which basically fetches some numbers in a .log file and do an average of these values. When I run it with munin-cron or directly like this : # munin-run latency_news ...
0
votes
0answers
24 views

Munin Windows Sum Stack graph

I am trying to stack multiple graph in one with munin. The idea is to stack all the web servers CPU graph into one graph. Munin configuration source graph: [WEB1.virtualservers] address ...
0
votes
0answers
63 views

Munin showing apache accesses per virtual host

I have different NameVirtualHosts defined in Apache2 running on debian wheezy. Munin is running and is showing me the apache accesses on "port 80". Every virtual host is writing its own log files and ...
0
votes
0answers
71 views

How do I set up Munin to ping all devices in my LAN and alert me if anything is offline?

So I managed to set up Munin, which was tearful because it was my first encounter with Linux. But it now works and generates colorful little graphs. The real purpose of that exercise, however, was to ...
0
votes
0answers
16 views

Remove future entries from munin after date change

Having changed the date on the system during some unrelated testing, munin created entries in its database files based on the incorrect future date; it also recreated the summary files which use this ...
0
votes
0answers
350 views

Munin not working, error message

Munin does not show any graph... When I make munin-update I have this error: /usr/share/munin/munin-update 2014/02/15 10:53:43 [ERROR] config error under [amavis] for 'group adm' : Parse error in ...
0
votes
0answers
157 views

reallocate pending sector smartctl

smartctl is reporting smartctl_exit_status 64 after there was a current_pending_sector, so i think the data isn't still reallocated and i have to do it myself? munin graph can be found here munin ...
0
votes
0answers
358 views

How do I install Munin from source on Ubuntu?

I'm trying to install Munin 2.0.10 from source on Ubuntu. I followed the instructions, which say download the tarball, edit the config, then run make and make install and "this will install ...
0
votes
0answers
242 views

Monitoring Apache with Munin - what am I doing wrong in my Apache configuration?

I am monitoring a server with Munin. Everything but Apache is reporting nicely. My Apache graphs are empty. I have edited apache httpd.conf to switch ExtendedStatus On. I have then edited my ...