Questions tagged [monitoring]

Obtaining real-time values of system parameters or events (processor load, server responsiveness, intrusion attempts, …), or getting alerted when certain events happen

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9 views

UNIX Resources. Exception occurred MSG 47193

I was attempting to add counter monitoring measures within the LoadRunner version 12.65 for Unix server resources. The server takes the log in, connects but then the LoadRunner Controller returns an ...
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Read output in bash from an interrupted perf stat

I am measuring the CPU usage of a running server process. I use a shell to run perf stat -p <pid> & to attach to the process, run some commands, and kill -INT the perf to get the result. The ...
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Status(UP/DOWN) of Session based Application hosted on Tomcat server in UNIX

I need to check the status (UP/DOWN) of an application (https://w45ra0377.abc.com:12345) that is hosted on a server in UNIX. This is a session authenticated application. I tried with the below CURL ...
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Get current network utilization via /sys/class/net

Playing around with some low level functions to monitor my system stats. I would like to get the current network utilization the same way like I can get cpu temp cat /sys/class/thermal/thermal_zone0/...
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How to trace DMA?

I am working on software that communicates with a PCI card through direct memory access (DMA) transactions. My programs use a suit of drivers and a library that handles the DMA. Everything runs on a ...
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arch linux hdmi not detected

today I started my laptop, but my external display was not working. I ran the command xrandr: Screen 0: minimum 8 x 8, current 1366 x 768, maximum 32767 x 32767 eDP1 connected primary 1366x768+0+0 (...
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3answers
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File access monitor

If a non-root malware is trying to crack the users' password, which password files or even memory part it has to access? How can I monitor and tell if the password files get accessed by the malware?
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Monitor the resource consumption during a system load and send a report to a file

I would like to monitor the resource consumption (cpu, ram, disk) during a system load and send a kind of report to a file during this load, RHEL7 operating system. Can you recommend any way to do ...
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How can I monitor for processes that take up 80%> of the cpu for more than a minute?

Sometimes I encounter a process that should have been killed, but instead has been using 100% of the cpu for a while (more than a minute). I'd like some way to notify myself if this situation occurs. ...
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1answer
33 views

AIX command to kick out warning light

I am using very old HMC V7; I cannot upgrade this HMC and I have a problem. I just cannot remove the warning light of my server vio via HMC after a hardware replacement. I heard that there's a ...
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29 views

Cumulative resource usage

I'm managing a few compute servers w/ roughly 20 users each. I'm using htop to view current resource usage, however it would be very helpful to have a log of a specific user's cumulative memory and ...
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How to monitor read & write speed to specific device or mount point

How can I monitor the read & write speed to a specific device or mount point in Linux, for example /dev/sdc2 which is mounted to /mnt/data/? Would like to display the speed in MB/s for example and ...
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Monit “Restart Process” action not working

I've created a Monit config file for one of my services. The configuration file is pretty simple: check process myservice matching "myservice" start program = "sudo systemctl start ...
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Why do I get an error when setting monitor mode if the interface is monitor mode capable?

I have these features on my system: iw list Wiphy phy4 max # scan SSIDs: 10 max scan IEs length: 255 bytes max # sched scan SSIDs: 0 max # match sets: 0 max # scan plans: 1 ...
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31 views

How can I see which process does the most writes on a specific partition?

I am using Debian Buster and would like to find out which process does the most writes on a specific partition, just like iotop but limited to a single block device?
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Tell nagios not to warn about non-critical updates

I use nagios to warn if there are apt updates available on my Debian buster server, but I want to use this option: -o, --only-critical Only warn about upgrades matching the critical list. The total ...
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Monitor log files and alert when changed but not when content is added

How can it be technically achieved to monitor log files and alert when the file has been deleted and the contents have been changed, but not in the case bytes were added? Ideally this solution should ...
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Very high kernel procces time usage in new, idle server

We've recently installed a new server, which shows very high process usage in the kernel - as seen here with htop: the cores and memory are reserved - so the usage is normal - but I've never seen ...
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Prometheus Alert Manager error “component=cluster err=”couldn't deduce an advertise address“ and ”unable to initialize gossip mesh"

I'm new to Prometheus and I'm trying to install Alert Manager module. Using Prometheus 2.19.2, Node exporter 1.0.1 and Alert Manager 0.21.0 on Debian 10. Configuration files: Prometheus: alerting: ...
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39 views

monitor IO of a running user's executable file read/write

How to monitor IO of file read/write by a running user executable's, just like Windows Process monitor when being set to file-related monitoring only ?
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real time identifying where disk is filling up

I have a 5TB RAID volume mounted as /data and it is always near 100% full. It is currently at 99% full saying 68GB available via du -sh. It hits 100%, user's can't write to it, we clear some data ...
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62 views

Start SMBD (Samba) with profiling parameter (For NetData)

I am trying to set up Netdata monitoring on my debian server. Netdata works with everything but Samba. To get it to recognize samba I have to do the following: smbd must be started either with the -P ...
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Installing cadvisor on Isolated containers with a user namespace

Problem: Seeing below error, Command ran as below: [root@testvm]# docker run -d --name=cadvisor -p 8080:8080 --volume=/var/run:/var/run:rw --volume=/sys:/sys:ro --volume=/var/lib/docker/:/var/lib/...
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Program to monitor CPU and Memory usage

I was wondering, if there is a program similar to time, but instead of just printing out the time it took to execute the command, it also prints out the average CPU and Memory usage. Alternatively a ...
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Monitor how far the SEQuence has got

I have the following script which has been running for over 3 days: seq -w 1 1000000 | while read i; do (./myscript.pl $i >> output.txt); done Is it possible to find out how far it has got with ...
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Trigger a script when OOM Killer kills a process

I do a lot of work on in the cloud running statistical models that take up a lot of memory, usually with Ubuntu 18.04. One big headache for me is when I set up a model to run for several hours or ...
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How to see network packets graph on SDN router?

So we have a node running as an SDN router using quaga. We want to see the current amount of incoming and outgoing packets per node in the one-hop graph (ins -> us -> outs) like this: How one can do ...
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How to get the max value of CPU/memory usage per day from check_load / check_mem log, Nagios

I can get the Service Log Entries by availability report. For example this is CPU load value. check_load -w 15,10,5 -c 30,25,20 Then this is Memory usage. check_mem -f -w 20 -c 10 Now, it is ...
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Nagios Service Log Entries CSV export

I can check the monthly service availability with this url. (ex check_disk for mywhitebearhost) https://new.example.com/nagios/cgi-bin/avail.cgi?host=mywhitebearhost&service=check_disk&t1=...
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Missing dependencies to install net-snmp

This is set up on CentOS 7 I was trying to install net-snmp via rpm (our yum wont work at all). so I gathered the following rpm packages: (all from the centos updates repository) net-snmp net-snmp-...
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Inline tool for Linux process time series for CPU and memory

I have a Ubuntu server. There are some jobs running. I have to monitor their CPU, memory usage over complete time of their execution (time series). I know there are a lot of CLI tools like top, htop ...
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How to see which devices on a network use your unix NTP server?

I'm running a Unix server with NTPD version 4.2.7. I have various clients using this as its main NTP server such as other unix servers, cameras, IOT devices, etc. I want to get a list of which IPs are ...
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How in Linux can I get traffic of every ip address on a single interface, with multiple IP addresses?

In my scenario, my host has a network interface with multiple IP addresses. I want to get the traffic of every IP address. I want to get received and sent packets and bytes, and error packets. My ...
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270 views

No monitor mode on Atheros QCA9377?

I'm running Fedora 31 Security Lab updated to the latest on Acer, with wireless driver ath10k_pci. The case is is that when i run airmon-ng there are no captured packets. Does the hardware is ...
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112 views

How to get server uptime of AIX server results in seconds

In Linux, I can get the server uptime results in seconds (value) by using below command cat /proc/uptime But in AIX, we do not have uptime in /proc. If I just type uptime, I get results in days, ...
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Network adapter fails to scan any WiFi networks in range when monitor mode is enabled

So I got this wifi adapter : Leoxsys LEO-HG150N for hacking from Amazon. https://www.amazon.in/dp/B00IWT1JA6/ref=cm_sw_r_wa_apa_i_1mDCEbCQBQWC1 I tried the following in KaliLinux VM in virtual box. ...
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Script to monitor log file for when something does not happen

I’m new to this scripting thing and need some insight on a script I need to write. The script needs to monitor a server’s auth.log file. Where I work, we have a setup we call a conveyor. We have ...
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Customize layout of network monitoring display provided with slurm

I am able to use slurm to monitor network traffic with the syntax: $ slurm -i <network> This gives a network monitoring graph such as the one below This graph provides network monitoring ...
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How to evaluate SAR data?

I know how to collect and make use of the data gathered by the sar tool, but I don't know how to interpret it correctly. For example, PAGING: I can see that my pgpin is 300.000 but how can I tell if ...
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72 views

Tl WN722n v3 installation problem

When I use the make all or make command this error appears. I need help..!
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Maldetect - How does emailing reports work for monitoring mode?

We're using Maldetect and I'm setting it up to monitor at system startup. I'm wondering though, if you run maldet --monitor /some/path- what happens if maldet encounters a hit/suspected infected file? ...
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62 views

Use inotifywait to build after all files are copied

I am using inotifywait to copy files and the build them. But how do I get it to copy all the changed files and build once? A simple script will build 3 times per file changed (something to do with ...
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328 views

Display PPID and output to file using top

I am trying to monitor the CPU, RAM and computing time of a process, and all the children processes that it generates, using the Linux top command. I found that I could store the output of the top ...
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QDbus monitoring software

Is there any software for monitoring QDBus like what DFeet does for DBus? (Graphical or CLI)
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what does htop stand for in Linux?

Can someone please explain to me what htop mean? or refer me to a resource that explains it NOT tell me how to use it?
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Get disk read thoughput includes cache hit

I know how to get disk read throughput from /proc, but cache hit is not included. How can I get total read throughput includes cache hit?
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Speedtest-CLI output for monitoring

So I'm pretty new to Linux and I really can't figure it how to. So I wanted to make a useful output for our monitoring Tool with speedtest-cli. We have to monitor download and upload speeds for ...
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Detect if button in specific window is visible

I'd like to know if there is any way to detect visibility of some control in some application. I need to periodically monitor if there is specific application opened and visible on screen and if ...
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1answer
31 views

How to test a disk that does not support SMART for errors?

I have a Raspberry Pi (running Raspbian) that is booting from a microSD card. Since it's acting as a home server, naturally I want to monitor the microSD card for errors. Unfortunately though, microSD ...
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Using Zabbix for monitoring but PRTG for display

Is this doable: using Zabbix for data collection but PRTG to handle the collected data? Objective: Monitoring servers (Windows and Linux) inside a strict environment, pushing data to a PRTG server ...

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