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Questions tagged [system-monitoring]

Questions regarding system monitoring - Nagios, Icinga, Spiceworks, Munin, Zabbix and more.

0
votes
1answer
18 views

Ganglia - missing metrics for some of the servers

I've installed Ganglia on my Ubuntu 16.04 servers, recently. I basically followed the instructions here. The problem is, rrd files for sets of the metrics for some servers are missing. Most ...
0
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0answers
12 views

collectl + colmux, Ignoring records from one host. Is the alias wrong or missing?

I am trying to setup collectl + colmux as a "supercharged top". Out of the 15 servers, there are two servers I can't get colmux to work. Not working even I only colmux that one server. Error: ...
0
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0answers
5 views

Falco reports <NA> for user, command, parent

I've deployed Sysdig Falco with a standard ruleset to monitor my systems. One alert I'm getting is: Notice Namespace change (setns) by unexpected program (user=<NA> command=<NA> parent=&...
0
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0answers
17 views

Linux OpenSuse -> Xen Hypervisor -> monitor dom0 and domUs -> software packages, folder sync, cronjobs

Hi I use OpenSuse15 with Xen Project OpenSource Hypervisor. I have a physical Server with one m1-dom0 running ~ 10 -15 domUs ( Xen Virtual Machines). The hard drives of the virtual machines are ...
2
votes
1answer
32 views

Nagios notifications only for online hosts

At work I have some 30 Linux workstations which share user accounts and data with NIS and NFS. Users are allowed to turn them off if they do not need them. In order to get an overview over the systems ...
1
vote
1answer
215 views

zabbix 3.2 - How to monitor RHEL7.2 services in zabbix

I am new in zabbix monitoring. I have 2 operation system to monitor windows and Linux and i have done monitoring windows services but i not getting any result on google to monitor linux server ...
0
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0answers
70 views

cassandra cluster monitoring using graphite -grafana

I am new to Cassandra and trying to setup monitoring tool to monitor Cassandra production cluster. So i have setup one graphite-grafana on one of the cassandra node & i'm able to get metrics of ...
0
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0answers
39 views

Can't access some MIB subtrees in a 3COM 4500G switch

I am trying to monitor the memory and CPU usage of a 3com 4500G switch via SNMP. I have found in other answers the proper OIDs (e.g. 1.3.6.1.4.1.43.45.1.6.1.1.1.3 for the 1 min. CPU load), but ...
0
votes
1answer
45 views

Does it make sense to monitor free memory and CPU usage on servers?

I am monitoring my servers infrastructure using Icinga2 with some master/satellite configurations. On Linux and Windows hosts I am monitoring the defaults system metrics like CPU usage and free ...
0
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0answers
173 views

On machine reboot via SNMP

Is it possible to reboot a windows or a linux machine via SNMP? Most of information I've found is related to the reload of the SNMP service itself, instead of host reboot.
0
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3answers
55 views

Server monitoring service in reverse? [closed]

Is there any hosted monitoring service that my server can call on a set interval and if it doesn't it sends me an email or sms? I can find any number of services that pings my server. That doesn't ...
1
vote
1answer
2k views

How to reset the admin password for Observium

How can i reset the password for the user admin with MySQL or a Observium script. MariaDB [observium]> select * from users; +---------+----------+------------------------------------+----------+---...
0
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0answers
344 views

OSSEC - Not seeing alerts on the Server from file changes on the Agent

I have an OSSEC server and Agent installed and configured. I have imported the key to the Agent and they appear to be communicating. However, I am trying test the file integrity monitoring feature and ...
0
votes
1answer
1k views

kipmi0 process high cpu utilization

Running top on one of our debian 8 dedicated servers and noticed process kipmi0 utilizing 100% cpu. First off...does anyone know what this process is for, what it does, or what program is using it? Is ...
2
votes
0answers
102 views

Check_mk time periods

I have a Check_MK Raw 1.4.0p21 setup on a Ubuntu box 16.04.3 LTS. I`m having difficultie getting Check_MK to respect WATO Time periode. As you can see in the code block, i have a window between 04:56 ...
-3
votes
1answer
73 views

which monitoring tool is good for monitoring system hardware,software,user management and network activity for all kind of operating system? [closed]

Please kindly suggest me the tool for monitoring the system hardware, software, applications, services, user management and network related activities of IT Infrastructure.
-1
votes
1answer
19 views

Tool / Suggestion o access for server logs [closed]

I want to publish the previous 3 days of log files in /var/log/msg at CentOS.
-1
votes
1answer
53 views

How to monitor EMC VNXe3200? [closed]

Currently, I'm using Solarwind to monitor my system, but VNXe can not. Any solution to monitor this? I just get a notification via email or SMS when my disk or array is failed. Thanks.
1
vote
1answer
18 views

monitoring top processes for retrospective troubleshooting on linux

I often have trouble with servers which become inaccessible due to high CPU utilization which then have to be restarted or killed. I use collectd and graphite for stats collection but I have not ...
0
votes
1answer
60 views

Accessing an internal page from an internal system using the external network?

I am kinda new to this. I am setting up a Zabbix web-check for an internal service. But the URL needs to be hit from outside the internal network to get the right output. I do not want to have to set ...
0
votes
2answers
540 views

Zabbix: Different notification threshold for a template-inherited trigger on more capable hosts?

I have Zabbix 3.0 managing a couple dozen or so Linux servers. All of them have the "Template OS Linux" template, which has a warning trigger of "Too many processses running" if there are more than 30 ...
0
votes
0answers
48 views

How to securely gather multiple servers data for monitoring

I got an 'admin' server where all admin GUI can be accessed. I also have 2 other servers, 1 web and 1 db. As I expand for a nodejs server/api, I was wondering how could I transfer servers information ...
1
vote
1answer
22 views

Clear filter in csysdig

How is it possible to reset the filter in csysdig and get the default that is present when the program starts?
2
votes
1answer
220 views

Log system information collected by Monit to local log

I have configured Monit version 5.6 on an Ubuntu 14.04 server. There are few check like filesystem usage, remote host connectivity check and service monitoring. Now, when I check the web gui of monit,...
0
votes
1answer
135 views

Icinga2 - ExternalCommands filling my DB

Today I noticed all external commands received goes to the IDO, myicinga_externalcommands table on Postgres is over 350Gb (probably around 98% of DB). As you may have guess, my setup is a bit ...
1
vote
1answer
47 views

Hibernation mode in Windows

Is it possible to resume the current work session on a computer(Windows) in another computer (Windows) by copying the hiberfil.sys file?
6
votes
1answer
247 views

Nagios OK notification at the beginning of the availability period

I'm monitoring an application which starts just before business hours and shuts down at the end of the day using Nagios 4.3. I've configured the notification period for it to start 3 minutes after the ...
0
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0answers
201 views

Add existing Template to Zabbix host

Version 3.2.6. After setting up a new host, I go to the Templates tab > Link new template and add Template App SSH Service for example. I then click Update and I get a green "Host updated" banner. ...
2
votes
0answers
82 views

Make Nagios stack alarms when no connectivity to HP OVO

I'm implementing a small Nagios instance on a dedicated laptop to monitor some telcom devices. The alarms have to be sent via our customer's reporting tool (like HP OpenView) via SNMP Traps. Nothing ...
-1
votes
1answer
268 views

atop not working properly

I've (yum) installed atop utility in centOS 6.8. But when I run any atop command (eg: atop -a) , it is giving the following error in commandline. Malloc failed for current sysstats However, I'm ...
0
votes
1answer
273 views

Set Nagios to alert if a threshold is exceeded over time?

I have a server with a memory value that I want to monitor. If the value is over a certain amount over the course of an hour, I'd like to have an alert sent, but until then I'd like to have it ignore ...
1
vote
1answer
405 views

Monitor Windows services - Nagios

In Nagios,how do I monitor Windows services that are running under a different user account and not under the local system account ( log on as)? Thanks in advance.
0
votes
1answer
3k views

SNMPv3 do not work in zabbix

If I run snmpwalk on the same machine of zabbix server I can collect data with SNMPv3 snmpwalk -v3 -u Usnmp -l AuthNoPriv -a MD5 -A 'AuthPass' 10.x.x.x .1.3.6.1.2.1.1.3.0 DISMAN-EVENT-MIB::...
10
votes
1answer
139 views

Best way to monitor Windows server? [closed]

I'm working at a company that provides our small business clients with IT support. One of my tasks is to perform service checks which includes checking the event viewer for critical errors/warnings as ...
4
votes
3answers
4k views

How to find out the number of time series stored in Prometheus LevelDB

i'm responsible for maintaining the Prometheus servers in our company. The metrics however are provided by the teams. Is there a way to find out the number of time series stored in the Prometheus ...
3
votes
2answers
93 views

Incident reporting and logging

I am looking into tool (or advice) that would allow me to track and log all incidents that happen on my infrastructure. We have a few servers (50+) and that number is going to increase in the future,...
0
votes
1answer
534 views

Nginx listens to both 80 and 8080 and goes into redirect loop

I am trying to work this out for hours. I installed varnish and set the port to 80. After that, I changed the listen directive of my nginx virtualhost files from 80 to 8080: listen 8080; However, ...
0
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0answers
97 views

Use monit to collect metrics?

monit is very useful, simple and stable tool, but one thing is curious: Is it possible to log every monit check? I mean, that it logs only errors, like [MSK Aug 10 15:54:30] error : 'fs-home' ...
0
votes
1answer
220 views

How to make ossec send only one email for an alert?

I installed ossec with local installation and is working fine. It is sending email alerts fine but seems to be sending the same email over and over for an alert. For example, an alert email is sent ...
0
votes
0answers
408 views

How to exclude pattern in check_logfiles nagios

How to exclude any pattern from log file using check_logfiles script. I wanted to exclude [:error] this pattern.
9
votes
4answers
4k views

How can you distinguish between a crash and a reboot on RHEL7?

Is there a way to determine whether a RHEL7 server was rebooted via systemctl (or reboot / shutdown aliases), or whether the server crashed? Pre-systemd this was fairly easy to determine with last -x ...
0
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0answers
462 views

Hobbit - XYMon - Configure HTTP API test

Xymon 4.3.0-0.beta2 Ubuntu 10.04.04 I am looking to set up a hobbit test for an API call to an HTTP URL I was given the following information, and all I can find is the ability to monitor HTTP URLS ...
2
votes
3answers
493 views

How do APM systems monitor and collect machine interactions?

So I generally understand how things like New Relic instrument a .NET app -- the CLR Profiler API makes perfect sense. But what I can't figure out is how things like AppDynamics understand ...
0
votes
1answer
4k views

CPU usage plot in Grafana

I am trying to plot CPU usage in Grafana. Collectd gives metric to InfluxDB and I get metric from Influxdb into Grafana. I have tried taking derivative of last value but CPU is in negative. I want it ...
0
votes
1answer
390 views

check_esx.pl doesn't work

I try to execute a shinken plugin: /var/lib/shinken/libexec/check_esx3.pl. It fails. error CHECK_ESX3.PL CRITICAL - Server version unavailable at 'https://dc-srv03.rthd.intra:443/sdk/vimService.wsdl'...
3
votes
1answer
804 views

Dynamically setting check_interval parameter based on Service_State in Icinga2

I have a requirement where check interval is 180 mins while notification interval is 10 mins. Means service owner wants if he miss any alert that usually comes after 180 mins if service is critical ...
0
votes
1answer
1k views

How to process SNMP traps with Sensu?

We are evaluating monitoring systems with Sensu being one of the candidates. One requirement we have is processing of the SNMP traps. My searches come up with Sensu-extensions only, but the ...
1
vote
1answer
176 views

Monitor the availability of Marathon Framework [closed]

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 ...
1
vote
0answers
553 views

zabbix 3.0 + pg_monz 2.0 + PostgreSQL streaming replication

I have a Zabbix 3.0 instance on CentOS 7.2, I've added the pg_monz extension for monitoring my PostgreSQL streaming replication. I currently have this in my Zabbix interface; DB1 host_groups ...
3
votes
1answer
222 views

Find network percentage of NIC [closed]

So I have created a Linux resource monitoring tool that pulls various resource information. One of the fields I am trying to pull is the percent of network throughput on my NIC. So if I have a 1 Gb(...