Applications or appliances that observe machines, systems and networks to find problems and notify administrators.

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0
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1answer
60 views

Munin and mysql plugin

I've installed munin on a vps and I want to monitor mysql usage of 3 mysql servers, I have configured mysql_ plugin as follow: [mysql_*] env.mysqlconnection ...
1
vote
0answers
7 views

Monitor the availability of Marathon Framework

I am using Mesos - Marathon for App deployment and availability, but sometimes marathon freezes. I tried to monitor the tcp port, but during the freeze port is open and thus not able to detect the ...
18
votes
3answers
39k views

ipmitool - can't find /dev/ipmi0 or /dev/ipmidev/0

Based on a previous question, I installed ipmitool (yum install ipmitool). Even after a reboot, though, i get the following error when trying to run ipmitool power status: Could not open device at ...
1
vote
1answer
1k views

Issues in monitoring apache tomcat server using Monit

I have installed Monit using the following command in Ubuntu Linux 12.04.1 server sudo apt-get install monit My main goal in using Monit is to restart my - MySQL and Apache tomcat services ...
0
votes
2answers
17 views

Monitoring IBM server hardware without IMM port connection

We have a lot of IBM x86 servers that we need to monitor for hardware issues(disk failure/temperature/fans). Around 50% of them have IMM ports hooked up and we are able to monitor for SNMP traps using ...
-1
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0answers
11 views

How to centrally monitor multiple web servers and VPS uptime? [duplicate]

I have several VPS with different hosting providers running Linux (CentOS and Ubuntu) and FreeBSD. Several of them are self-managed. From time to time, there's server issue causing service ...
5
votes
1answer
4k views

God Process Monitoring - CentOS - Event System Not Found

I have god installed on at least a dozen (or more) servers running CentOS 5.5 in both i386 and x86_64 flavors that work perfectly. I just setup two new CentOS 5.5 x86_64 servers and installed God, but ...
13
votes
5answers
14k views

View content of memcached

Are there any tools to explore what is currently cached inside a memcached pool? Not some much graphs, but the actual key/values currently stored.
0
votes
1answer
59 views

zywall usg 100 log website visits

Can I log all browsing history with a zyxel zywall usg 100 router (with no payed licenses). I would like to see a complete list of websites visited; a bit like the "traffic statistics" page (interface ...
0
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1answer
35 views

MONIT: Monitoring logfile on counting and changes of timestamp

I want to monitor a logfile and I am only interested in the "Received new block" lines. I need two different scripts to monitor a) the height, which should always be one number higher then the height ...
15
votes
2answers
4k views

Disable Monit alerts when PID changed

When you monitor a process with Monit by its pid, like : check process blop with pidfile /.../blop.pid start program = "..." stop program = "..." you get an alert when the pidfile is ...
0
votes
0answers
12 views

How does nginx-plus calculates cache hit ratio

I'm creating a plugin to be compatible with nginx-plus live metrics, and I'm puzzled on how they calculate the cache hit ratio. In using their demo site as well as their demo API, but still don't know ...
-3
votes
2answers
625 views

What is the default root password for Zabbix Appliance 3.0?

I can't seem to find the default password for the root user on a fresh installation of Zabbix Appliance 3.0. Tried many common default passwords, but non worked. Also tried other usernames that might ...
0
votes
0answers
10 views

Trace New Processes Executing Shell Scripts

A web interface executes specific shell scripts on a server when a user triggers certain actions, like pressing a submit button. On the SLE10 server, I would like to have a tool that after starting it ...
0
votes
1answer
29 views

Same script, same OS, same installation, failing

So I'm working with RANCID to monitor some switches and I'm using clogin now to test some modifications. I'm working in two different computers but both of them from the office. Althought they are ...
0
votes
0answers
14 views

nagios custom script working locally, returns null in UI

I have a custom script that I've defined within my nagios command.cfg and service definitions. When run locally as nagios on the monitoring host, it returns the expected output (a large hash of stats ...
1
vote
1answer
941 views

Sensu Client not registering in Uchiwa

I have setup sensu on a Centos 6.5 box and installed/configured the client on the sensu box so it monitors itself like so /etc/sensu/conf.d/client.json { "client": { "name": "sensu", ...
0
votes
1answer
24 views

nrpe user cant properly execute script remotely using lsof, netstat works

I created a simple script for nagios to check a port on a remote server. Originally, I tried to use lsof. #!/bin/bash RESULT=$(lsof -i :8080 | grep LISTEN) if [ -n "$RESULT" ] then echo ...
0
votes
1answer
1k views

Updated OMD and Check_MK Agent returns Null

I updated OMD to the current version using the following: omd update <site> Everything appears to update fine, but now my servers with the check_mk agent installed show (null) and I do not ...
0
votes
0answers
12 views

Apache2 Traffic Overstated to the the point of Ludicrousness

Here's the status page from a rarely visited web site I host. What could make the traffic statistic so off the scale high? Edit: this is an ancient 32-bit Dell Dimension 4600 machine running ...
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
0answers
15 views

Adding more colors in the plots in the Ganglia Web Interface

I use ganglia to monitor my computer cluster. On Ganglia Web Interface, is it possible to add more colors in the plots? There seems to be 9 colors by default, which prevents me from seeing to which ...
-1
votes
1answer
65 views

Ganglia's GPU Nvidia module: do we need to patch the ganglia-webfrontend?

I am trying to add the GPU Nvidia module in ganglia (/ganglia/gmond_python_modules/gpu/nvidia/). Do we need to apply the ganglia_web.patch patch? If I do not apply the patch, I don't see any GPU ...
0
votes
0answers
23 views

Ganglia showing both host names and IPs

I restarted the gmond daemon (sudo /etc/init.d/gmetad restart), and now the Ganglia web interface is showing both host names and IPs: As a result, each server now appears as two different entries ...
4
votes
1answer
49 views

Understanding Chart from Google SRE Book

While reading Site Reliability Engineering, I read the following: I don't understand how to read this chart. As I understand the purple region represents the 50th percentile (half of all traffic). ...
1
vote
0answers
28 views

Can Ganglia's gmond be configured so that it doesn't need to be restarted if the Ganglia server is restarted?

I use ganglia to monitor my computer cluster: (source of the image) When I restart the Ganglia server, the gmond daemon on the other servers in the cluster stop sending information to the Ganglia ...
0
votes
0answers
13 views

PHP IIS server website end user response time breakdown [closed]

I wish to monitor whole end user response time (with resulting indicators, tables, graphs, alerts) of a PHP IIS website (10k to 1000k clics per day). Does someone know how can I do ? My first idea is ...
0
votes
0answers
17 views

Remote process monitoring + stdin/stdout forwarding [on hold]

I'm looking for client/server remote monitoring service which provides follow functionality: check process status restart/stop/start stdin/stdout forwarding (we want to send some commands via http ...
3
votes
2answers
5k views

What's the best method to monitor an OpenVPN server?

I have an OpenVPN server machine which resides on an isolated network, a NAT rule in the company's firewall is redirecting all traffic on port 1194 (tcp) from the public IP I chose to the internal ...
4
votes
1answer
45 views

OpenNMS check if service is running on remote server using SSH

I have an OpenNMS system configured and up and running. I have a few Linux (debian) servers and I need to monitor if a specific service is running on them. This must be done using only ssh access. No ...
3
votes
3answers
456 views

Notification for Disk-Space Shortage Issue in Server

I have a ubuntu server, and facing frequent space issue, i.e. logs are eating up lot of disk space. So, I want a check to be applied, so that whenever there is less than 5 GB free disk space, I should ...
1
vote
1answer
26 views

Estimate RAM necessary for a process on Linux

I am a user of a Linux-based computing cluster that runs a task queuing system PBSPro. PBSPro likes to know how much RAM should be available for a task to make sure it will execute correctly; for ...
1
vote
3answers
998 views

Linux process monitoring daemon

I'm often issuing commands that take some time. For example downloading something using a console download app. If I want to be noticed when the command has finished, I usually do something like this: ...
0
votes
1answer
1k views

Configure Monit to monitor PHP5-FPM on Ubuntu/Nginx setup

System: LEMP running on Ubuntu 14.04 I'm trying to configure the tool Monit to restart Nginx or PHP-FPM if ever there is a problem. It is correctly monitoring Nginx however under status for PHP-FPM ...
1
vote
1answer
19 views

Making HAProxy Pass a Host Name in HTTPCHECK

I am trying to perform HTTP Checks in HAProxy with a specific host name. Here is a snippet from my backend configuration: option httpchk HEAD / HTTP/1.1\r\nHost: example.com http-check expect ...
0
votes
3answers
2k views

Is there a GPO to allow standard users to access Resource Monitor

I need to allow standard domain users to be able to access the Resource Monitor on Windows 7 without adding them into the administrators group on any local machines. Is there a domain GPO setting to ...
16
votes
5answers
13k views

Process Monitor fails to start on a 64 bit computer

When I try to start Process Monitor from SysInternals on some 64 bit windows 7 machines,the process fails to start. There is no error message. I double click and nothing happens. Other 64 bit windows ...
-2
votes
0answers
3 views

Munin - run script after detect warning or critical alarm [duplicate]

I want run bash/python script after detect warning/critical alarm. The script will be send emails with 3rd services (Mailgun, etc.). How is it possible?
0
votes
1answer
29 views

Can the metrics collected by collectd be given new prefixes?

I am using collectd write_http plugin to send metrics to Librato. The only thing I would like to change is the way the metrics appear in Librato. The metrics (not the sources which can be named in the ...
1
vote
3answers
2k views

Zabbix server SELinux policy

I have a Zabbix server running on a RHEL 7 box and when I use the web front end (on the same box) it says Zabbix server is not running. If I disable SELinux and change nothing else, the web front end ...
0
votes
0answers
16 views

Airodump-ng Not Showing Anything

I am using Kali Linux to test some adapters. First of all, I don't know why, but I have a wlan0 and wlan1. I have tried both of them and I still have the same problem. So far I can issue the command: ...
0
votes
1answer
16 views

How to raise alert if a tcp port is responding in Icinga2?

I'm new to Icinga2. I have set up a couple of service checks. Now I want to check if a TCP port is responding, and if it does raise a down event. Basically I want to reverse the status, because ...
0
votes
1answer
74 views

Sensu API not responding. Uchiwa: Connection error. Is the Sensu API running? Redis Issue

I have been setting up sensu on CentOS7.2 for the first time following the official docs over and over however I have not been able to get it to work: I cannot seem to connect to the API. Uchiwa ...
1
vote
0answers
13 views

Run Java Mission Control as a daemon, and activate alerts?

I would like to use Java Mission Control (JMC) to monitor a java application I have that will expose certain information via JMX. In JMC it is possible to setup alerts to trigger when certain ...
3
votes
2answers
6k views

VMwre ESXi 5 - Hardware Health Status shows “Unknown”

I have a Cisco UCSC-C220-M3SBE server that runs ESXi 5.0.0 to run 2 VMs for Cisco CUCM and Cisco Unity. It is a standalone host, no vcenter. If I go into the Configuration tab, then Health Status I ...
-1
votes
0answers
20 views

Monit fails with message APACHE-STATUS: error — no scoreboard found

We have mod_status setup and we have the weblink monitor link working real well. both the http://www.example.com/server-status?refresh=5 and ...
0
votes
0answers
41 views

Zabbix JMX custom java app monitoring

We are trying to monitor a custom java app and retrieve JMX data from that host . I've tried to figure out the issue for the past 2 days but with no success . Unfortunately zabbix documentation does ...
14
votes
6answers
1k views

How do you monitor a monitoring server?

So we run Groundworks (with Nagios) on CentOS to monitor our various servers and processes. I have it setup to automatically send emails and SMS texts when things reach a WARNING or CRITICAL state. ...
2
votes
2answers
3k views

How can I monitor disk IO load on a Windows 2008 server?

We are running multiple processes on our servers, which are mostly CPU intensive, but also use the local HDDs for reading the data. I can trivially look at the CPU load and memory usage in TaskManager ...
1
vote
1answer
13 views

Methods for monitoring and alerting data issues when dealing with complex dependencies

In this hypothetical example, we have a data flow across multiple engineering teams in an ecommerce company. These teams deliver services, produce data, and consume data at different points of the ...