Questions tagged [system-monitoring]

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

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Linux system mails alternative for sending and receiving besides SMTP

I have multiple EC2 servers which run either Ubuntu or Amazon Linux. I want to run automatic system updates but get a message when the system is updated. The yum-cron package can send emails, but I do ...
lony's user avatar
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1 vote
0 answers
94 views

What solution to use in order to visualize journald/syslog logs via a Web UI (e.g. self-hosted web app, web page or plugin for Nagios and friends)

I am running a single virtual, private root server (VPS) and finally managed to setup all daemons to nicely log to syslog. All logs are collected by journald and organized into sylog facilities (mail, ...
user2690527's user avatar
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0 answers
137 views

How do I reduce disk pressure on my kubernetes worker nodes?

I have a self managed kubernetes cluster running on EC2s. The disk pressure on few of the nodes is high. I checked which directories are utilizing the most disk space 1.6G ./snap 2.2G ./usr 6.5G ...
Aman Deep's user avatar
1 vote
0 answers
188 views

my prometheus dashboard shows 0 on node_export instance

I have installed prometheus on a server and node_exporter on another server I configured my prometheus.yml to interact with the node exporter The connection works fine but the up query shows 0 which ...
Samson's user avatar
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1 vote
0 answers
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Samhain -- how to stop it reading the entire database into memory?

We have seriously limited resources and Samhain seems to be the solution that responds to limiting resources like CPU etc most robustly for file integrity monitoring. The target environment is an on-...
David Boshton's user avatar
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0 answers
135 views

Debian 11 VM sudden CPU overload due to Node.js

I'm currently running into an issue where one of our Proxmox VMs, running on Debian 11, suffers of very sudden CPU overloads. This has happened past week already and again today. When this happens, ...
Maximilian Krause's user avatar
0 votes
1 answer
217 views

Does frequent ping affect local network speed?

(Sorry for my english) Hi, I am about to set up a monitoring server and wanted to know if pinging the network devices could significantly affect the speed of the local network. I want to ping every ...
Kuroro's user avatar
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-2 votes
4 answers
400 views

All the reasons a Linux server might freeze

Every now and then, one of our remote Linux servers crashes: they're unavailable on the network (sometimes responding to a ping, but not to ssh/http) and they won't respond to mouse or keyboard input. ...
Johannes Bauer's user avatar
2 votes
0 answers
376 views

Is there a utility for detecting temporary system freezes?

Is there a (unix) utility which is able to detect temporary system freezes by observation? E.g. I could imagine an utility which continuously fetches the system time, sleeps for a specific amount of ...
MRalwasser's user avatar
0 votes
1 answer
50 views

Is there any monitoring tools to create scenarios/dependencies check? [closed]

My team and I got the project to test a new monitoring solution that allow us to : Perform classical monitoring checks (through SNMP, ping, sensor status, vendor librairies etc...) Perform checks in ...
motorbass's user avatar
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1 answer
238 views

GCP Monitoring Alerts - Can you take an average across metric attributes?

We're using Bluemedora BindPlane to send on-prem utilization metrics to GCP. In so doing, we're trying to create a GCP monitoring alert that will alert us if the CPU % for a server goes and stays ...
theosophe74's user avatar
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1 answer
374 views

Creating a stacked area distribution percentile graph in Google Cloud Monitoring

I've created a log based metric using logs stored in Google Cloud Logs based on HTTP response duration. I'd like to a graph which shows stacked area for 50th, 95th, and 99th percentile. I've read the ...
melink14's user avatar
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1 answer
1k views

When should i link a host to a host group or template in Zabbix?

What i understand is that templates defines common entities to reuse them and groups allows us to classify our hosts. Templates are well documented but host groups not. And again, what i understood is ...
Juan-Kabbali's user avatar
-1 votes
1 answer
66 views

Recommendations for server monitoring tool without central access to the monitored servers [closed]

I'm looking for an open source server monitoring tool for my servers: All servers running Linux, mostly current Debian Buster, but partly CentOS Other OS (Windows, *BSD etc.) don't matter Physical ...
MrSnrub's user avatar
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1 vote
1 answer
1k views

Prometheus Monitor Host Network Traffic From Within Docker Container

Is it possible / intended to use a prom/node-exporter container to monitor the network traffic of the docker host? In my setup, all the host interfaces show up in node_network_iface_id but ...
Ryan E.'s user avatar
  • 11
3 votes
0 answers
221 views

Prometheus not monitoring all EC2 instances of a region

I have set up Prometheus for the monitoring of my AWS EC2 instances, but the issue is taht Prometheus is showing up only 1 instance, however in my AWS instance account there are 2 instances running. ...
huzaifa224's user avatar
0 votes
1 answer
71 views

Monitoring the OnPremise network appliances from Azure?

People, I have the need to monitor the OnPremise Network appliances (Gateways, Firewalls and other services IP addresses) from Azure, then send an email alert or trigger alert via PagerDuty. https://...
Senior Systems Engineer's user avatar
0 votes
1 answer
202 views

Creating an SRE Testing Interview VM

I'm working on hiring for a Site Reliability Engineering role and I want to create a "broken" VM for them to log into and debug. What sort of scenarios would you suggest I put in place to ...
Jeremy Wilson's user avatar
1 vote
0 answers
38 views

Server Monitoring Tool via file transfer

I am trying to figure out a way to monitor many Windows servers with a monitoring tool like Nagios, Zabbix even PRTG. The challenge is that server are onboard vessels without a reliable internet ...
P.K.'s user avatar
  • 11
0 votes
2 answers
696 views

Systemwide File Access and System Call Monitoring on Linux?

In Windows land, you can run Procmon (Process Monitor) from Sysinternals, which will show you every File access, Registry Query etc Systemwide (screenshot attached). You can then backtrack to find ...
Patrick Rynhart's user avatar
0 votes
1 answer
1k views

running remote check commands using icinga remote agent

I have icinga v2.11.3-1 installed on 4 servers, one as master and the rest are agent nodes and they are some-what properly configured because they are visible in icingaweb2 under hosts. what I want ...
ufk's user avatar
  • 333
5 votes
1 answer
8k views

GCP VM Disk space alert

How can I configure GCPs monitoring suite to look at % disk utilization (in total space used, not IOPs)? The only "disk used" metric I see in metrics explorer seems to chart some kind of units per ...
atxdba's user avatar
  • 337
0 votes
1 answer
754 views

How is possible that free memory goes down and used memory is not going up?

I am collecting the results of free -m command on an ubuntu server every 5 seconds, and preparing a time series graph based on the values of free and used columns. free -m total ...
Kristi Jorgji's user avatar
0 votes
1 answer
74 views

Difference between commonly used Classes (Targets) like Windows XYZ Operating System & Computer

I am a beginner in SCOM management. So far i was able to do a lot of things in it - all with the help from Technet and sometimes trial-error experiements. I tried to avoid posting this, read a lot of ...
Jaifer Hussain's user avatar
0 votes
1 answer
4k views

Check_MK: How to add service to Servicegroup?

I'm new at monitoring, and would to know is it possible to add a Services to a Servicegroup. What I will do: I have Servers how i monitor and created a Servicegroup, and now I will add queries like ...
lucki1000's user avatar
1 vote
1 answer
499 views

How can I get msmtp to send system messages to my email?

I used to use ssmtp on Debian Stretch. Whenever there are system emails, they would get sent to my admin email. It was quite good because I would get a report on all my servers. This was true until in ...
The Quantum Physicist's user avatar
0 votes
1 answer
331 views

atopsar on Ubuntu 18.04 not showing disk activity

I run Ubuntu 18.04.1 LTS on a AWS EC2 instance (t3.large) myserver:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.04.1 LTS Release: 18.04 ...
Aldo's user avatar
  • 53
0 votes
1 answer
2k views

Excluding a certain file system from Zabbix regex based disk usage monitoring

I found this answer describing how to exclude a shared memory mount from regex based disk usage monitoring in Zabbix. Is there any way to exclude a certain file system (CIFS in this case)... for ...
haba713's user avatar
  • 117
0 votes
1 answer
252 views

How to identify the source of growing blocked processes on a system container (LXC/OpenVZ)

When the number of blocked processes grow indefinitely, how to identify exactly what are these processes. Since I'm inside a system container (LXC/OpenVZ), I can't modify the hosts' kernel modules to ...
Paulo Coghi's user avatar
0 votes
1 answer
272 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 ...
noname's user avatar
  • 101
2 votes
1 answer
124 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 ...
Martin Ueding's user avatar
1 vote
1 answer
2k 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 ...
Dexter's user avatar
  • 109
0 votes
1 answer
451 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 ...
Mat's user avatar
  • 1,903
0 votes
0 answers
1k 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.
SergioAlvare's user avatar
2 votes
2 answers
15k 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; +---------+----------+------------------------------------+----------+---...
FaxMax's user avatar
  • 165
0 votes
0 answers
1k 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 ...
user8897013's user avatar
1 vote
2 answers
6k 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 ...
nullReference's user avatar
2 votes
1 answer
661 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 ...
boomdrak's user avatar
  • 143
-3 votes
1 answer
93 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.
Kunal Sapkal's user avatar
-1 votes
1 answer
25 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.
Martin's user avatar
  • 3
-1 votes
1 answer
114 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.
Trung Hoang's user avatar
1 vote
1 answer
101 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 ...
Arturski's user avatar
  • 274
0 votes
1 answer
65 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 ...
DDauS's user avatar
  • 1
0 votes
2 answers
2k 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 ...
JCCyC's user avatar
  • 690
0 votes
0 answers
61 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 ...
Jayd's user avatar
  • 73
1 vote
1 answer
45 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?
rfmoz's user avatar
  • 792
2 votes
1 answer
483 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,...
Sourav Mishra's user avatar
0 votes
1 answer
298 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 ...
lithiium's user avatar
  • 205
1 vote
1 answer
62 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?
user134458's user avatar
6 votes
1 answer
409 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 ...
Isac Casapu's user avatar