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9
votes
5answers
4k views

Can Salt (Saltstack) gather and relay data for Graphite, Ganglia, or Zenoss?

I'm starting a new project and considering using Ansible or Salt for deployment automation and, perhaps, more sophisticated orchestration (server management and federation). With Salt I'm wondering ...
7
votes
2answers
2k views

Munin graph size

Munin graphs is very small. That makes some multigrpahs useless for me. Is it possible to increase graph image size?
7
votes
3answers
1k views

How to display a graph only for business hours with CACTI?

I have noticed that I can only display an uninterrupted period with CACTI. I am wondering whether is possible or not to make a custom graph which displaying only the business hours during a period (a ...
6
votes
1answer
3k views

Interpreting munin graph and committed memory

I've been noticing that my server has been using swap a quite more often now but I can't seem to figure out why. The munin graph shows that the apps memory usage is about 0.7G out of the 1.5G. The ...
5
votes
4answers
2k views

Cannot see graphs for IO Service time and IOstat in munin

For some reason data & graphs for IO Service time and IOstat do not show up in munin. All other graphs are fine. Can some one suggest me how to set munin to show the stats and graphs for these. Am ...
5
votes
4answers
3k views

Graphing per-user CPU usage on a Linux machine

I want to graph (graphical output would be great, i.e. a .png file) the following situation: I have users A, B, and C. I limit their resources so that when all users run a CPU intensive task at the ...
5
votes
1answer
1k views

Nagios performance graphs

I've written my own perl script to return status from a server of mine. It is running just fine (ie. performance data: val1=1; val2=5; val3=10). Using templates.dist/default.php this gives me 3 ...
4
votes
2answers
2k views

How to Read a Varnish Histogram?

How is a varnishhist histogram/graph read? I understand that the x-axis is a log scale. Specifically: I see 9 "|"s or cache hits occur around y=1e-4, what does each "|" refer to? Page? File? I see ...
4
votes
3answers
1k views

Munin Aggregate Graphs from several servers

I am using DNS round robin load balancing and have divided my total traffic onto multiple servers. Each server does around 300-400req/second but I am interested in having an aggregate graph telling me ...
4
votes
2answers
388 views

Showing a longer timespan in Munin

I was wondering if it is possible for Munin to store and display data for longer than a year? I did Google around a bit, without much luck.
4
votes
2answers
1k views

Graphing process memory usage on Linux

I'm trying to diagnose a memory leak in a process, and looking for a tool to graph its memory usage over time. Is there any tool on Linux that supports diagramming in a form similar to Windows ...
4
votes
2answers
423 views

Tool or IconSet to visualize network topology

I'm looking for a tool or IconSet do create a picture of a network topology. The network doesn't exist, so I don't need a tool that scans a network and creates a picture of that network. It would be ...
4
votes
1answer
563 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
2answers
575 views

How to monitor dynamic network interfaces with MRTG? (*nix)

Every time I restart my OpenVPN tunnel it increments interface's number and breaks MRTG graph for the interface. IF-MIB::ifName.76 = STRING: tun_w after restart: IF-MIB::ifName.77 = STRING: tun_w ...
3
votes
4answers
10k views

Graph VMware ESXi through Cacti

I have a server running VMware ESXi 4.1.0 and while I love the graphs within the vSphere Client, they provide no historical data with the license I have. Also, all my other servers are monitored via a ...
3
votes
3answers
2k views

Removing a spike from RRDTool database

I've got an RRDtool graph that has a huge spike after a reboot. I've tried using the popular removespikes.pl script on it, but just returns a "No peaks found.!". What's the best way to take care of ...
3
votes
0answers
124 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
3answers
4k views

Error - Unable to find `dot` command of the GraphViz package

Ubuntu precise (12.04.1 LTS) I'm rather new to PEAR. I installed PEAR. Then, using pear I installed phpdoc. It seems to be working great except for the graphing functions. I ran this command: ...
2
votes
2answers
1k views

Munin - Load old/historic data from a database to prepopulate the graphs?

I have a Munin setup that monitors some data from our database about the number of sales. My munin plugin extracts this data from the database with a query. I could run this query for any time in the ...
2
votes
2answers
647 views

Submit NULL values in Zabbix passive checks

Recently I configured some passive checks in Zabbix. Now, I saw that some checks failed for some periods of time, but this is not clear when looking at the chart. It seems that the value was stable ...
2
votes
1answer
245 views

why a network's graph connectivity (k-connectivity) is not a good way to judge reliability?

I was told that a network's graph connectivity is a "dangerous" way to judge reliability. Why is that? In my mind, a complete graph (the most connected graph) is the most reliable network possible. ...
2
votes
2answers
3k views

Configure Munin graphs to show different time periods

I'm running a server with Munin installed through WHM cPanel. I've been googling around and I can't seem to find out how to do the following: A: Change a graph to show a different time period ...
2
votes
4answers
1k views

IP/host-based traffic grapher

Do you know/recommend any tool for graphing traffic based on IP or host? In this case, I will get a graph for every IP that passes through my gateway. Of course, I will use a predefined list of source ...
2
votes
1answer
317 views

Munin - Netstat Graph

I've installed Munin on a couple of our servers (CentOS) so I'll have some way to monitor what is going on. [Sorry the images arn't embedded in, as it turns out new user's can't post images directly] ...
2
votes
1answer
84 views

Munin not plotting all disks

I've inherited a fun munin set up, so this may end up being something weird. I've got a Windows Server 2008 server running "Munin Node For Windows". With the munin-server running on a separate linux ...
2
votes
2answers
188 views

Restore min/avg/max graphs in Munin 2

I just migrated from Munin 1.4 to Munin 2.0.6 on Ubuntu Server 12.04 LTS. The weekly graphs no longer show min/max values, only the avg. How do i get those back? Thanks Maciej
2
votes
1answer
652 views

Cacti is ignoring hash marks in interface aliases

I'm attempting to set up Cacti to monitor a router's interfaces, and I'm having trouble getting the graph templates to show the information that I'd like. Our interface configuration looks like ...
2
votes
1answer
4k views

Unable to add new munin node to existing munin master

I'm trying to add a node to an existing munin master (which I didn't setup but which seems to be working fine as it shows graphs for 8 existing nodes) and I'm having some troubles. Here are the steps ...
2
votes
1answer
260 views

Tool for graphing packet size distribution on Linux? [closed]

Is there a tool for Linux to easily produce graphs (histograms) of the packet sizes (e.g. TCP) of network traffic ? (before I start putting together something using e.g. matplotlib and python ...
2
votes
0answers
290 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 ...
2
votes
0answers
110 views

Solution for graphing application events metrics in real time [closed]

We have an application that parses tweets and we want to see the activity in real time. We have tried several solution without success. Our main problems is that the graphing solution ...
1
vote
3answers
684 views

Generate CPU, memory, disk and network graphs from command-line [closed]

I would like to periodically (e.g. using cron) generate an image (e.g. png) containing graphs for CPU usage, memory usage, disk I/O load and network usage. I would like something not too ugly, so a ...
1
vote
5answers
1k views

Monitor bandwidth over time, excluding certain networks?

I'd like to monitor bandwidth usage of my Linux servers, but there's a catch: traffic between my two servers is not counted against me, only traffic to the internet at large. However, my servers have ...
1
vote
5answers
1k views

Fancy graphing for network traffic

I'm currently looking for a solution that would allow me to easily graph traffic on a network. Basically what I'm looking for is anything that could actively provide graphs/charts/colors etc. for our ...
1
vote
2answers
1k views

Munin Graphs - Have one graph/plugin only update once per hour?

I am writing a custom munin plugin/graph and it's slightly computationally expensive. It's also unlikely to change much in a few minutes. Is it possible to have this one graph/plugin only update once ...
1
vote
1answer
4k views

Bind Statistics (How to graph them into Cacti)

I have seen a couple of post on SF like; Find out how many DNS Queries/month via WHM or SSH? Nameserver usage I want to graph statistics on 2 bind resolvers and 2 bind authoritative servers (into ...
1
vote
1answer
182 views

Disk IOs spikes at set times in CentOS

I recently installed Munin on my servers. Now 2 of my machines show big spikes in DiskIO at the same time, everyday at 4am. I run Centos 5.6 (64bit). I've checked my cron logs, and I have no personal ...
1
vote
1answer
815 views

How to make munin graph (derive or counter) not per second?

I have values: 10:00 - 505 11:00 - 507 12:00 - 510 13:00 - 525 and i want get graph: 11:00 - 2 12:00 - 3 13:00 - 15 but have per second(munin run every 5 minutes): 11:00 - 2/300 12:00 - 3/300 ...
1
vote
3answers
265 views

Simple tools to quickly capture and graph some arbitrary metrics on a server?

I want something that's quick to set up, doesn't have a lot of dependencies, outputs pretty graphs, and is easily customizable (e.g. calling external scripts that simply output a numerical value). ...
1
vote
1answer
365 views

Disable graph_total in Munin Graphs

Is there any way to disable the graph_total for a Munin graph? For example, the apache_processes plugin generates a "total" line that becomes meaningless when there are multiple ports monitored. I'd ...
1
vote
2answers
1k views

Munin throwing errors with fresh install

I just installed munin on a fresh ubuntu system, munin node throwing the following errors: 2013/01/30-21:10:02 CONNECT TCP Peer: "[::ffff:127.0.0.1]:39316" Local: "[::ffff:127.0.0.1]:4949" Use of ...
1
vote
1answer
5k views

Cacti doesn't show graph

Installed on Debian 6 - 64bit. Webserver : Nginx Here is what I did so far: apt-get install cacti and apt-get install snmpd chmod 644 /etc/cacti/debian.php Set date.timezone in php.ini Added ...
1
vote
1answer
1k views

Centreon not graphing Windows Disk Check

I'm trying to figure out how to get Centreon to graph a Windows Diskspace check. The service comes back fine: OK: C:\: 14.9G|'C:\ %'=63%;20;10 'C:\'=14.94GB;4;4;0;39.99 However, when I try to add ...
1
vote
1answer
365 views

Problem: Munin Graph

I've been trying to install Munin for 15 days, I looked for information, analized logs, I even deleted and reinstalled Munin using YUM. I'm hosted at Media Temple on a VPS with CentOS. The problem is ...
1
vote
1answer
90 views

ZENOSS - Custom page with custom graphs

In zenoss we are trying to evaluate if it is feasible to build a custom page that allows a user to graph data such as: requests per minute response time filter based on type of request, http status, ...
1
vote
0answers
225 views

Visualizing IO other then seekwatcher

Is there any other programs that can generate visuals/graphs/diagrams (movie and pictures) to visualize IO across a full device other then seekwatcher? NOTE: seekwatcher generates visuals(pic/movie) ...
1
vote
0answers
76 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
1answer
162 views

Move Munin on new server with old data

I have to move my Munin instance on new server. I've installed from package (Debian) Munin 2.x. All was fine, but ... I copied /var/lib/munin to new server. But after updating munin overwrite old data ...
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
2answers
2k views

Munin graphing by CGI

I have Munin working just fine, but any time I try to do cgi graphing - it just stops graphing... no errors in the log, nothing. I've followed the instructions here: ...