Questions tagged [monitoring]

This tag is for questions about how to monitor internal and external conditions via the Raspberry Pi.

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Net monitor - RBP3+ setup

Good day everyone. I am looking to get some use out of my RBP3 model b as I have only used retro pie on it before and I feel it is a waste, I have since then setup a Desktop pc for emulation etc., I ...
Gridmstr75's user avatar
1 vote
2 answers
258 views

remote sensors for soil moisture

I just received my first Raspberry Pi (Raspberry Pi 3 Model B+) and was thinking about starting my project journey with setting up some kind of soil moisture monitoring for the plants in my appartment ...
jonsken's user avatar
  • 21
1 vote
1 answer
654 views

Monitoring power consumption of a Raspberry Pi 3B+ device

I am wondering if it is possible to measure the power being consumed by the CPU core (ARM chip) of a Raspberry Pi? Specifically, I want to monitor this power consumption for various applications that ...
noobcoder's user avatar
0 votes
1 answer
78 views

how to detect human presence at the computer

After working from home for a while, I bought a standing desk that can move up and down. I'd like to have better understanding of my work patterns, especially these 2 metrics: how much time do I ...
Vlad's user avatar
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1 vote
1 answer
73 views

Multiple Temp/Humidity Sensors 40 Feet Apart

I’m looking for an IoT setup that will monitor temperature and humidity both inside and outside of a remote building, around 40 feet apart. It looks like a Pi with the Grove Base Hat and the DHT20 ...
BoThompson's user avatar
1 vote
1 answer
579 views

How can Rpi connect to and read the DIY PH-4502C pH Sensor?

How can Rpi connect to and read the DIY PH-4502C pH Sensor?
Pierre Auger's user avatar
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0 answers
114 views

Configuring Rasberry Pi 2b for WiFi adapter monitoring fails upon reboot

I've been using this guide to configure my Raspberry Pi model 2b and turn my WiFi usb adapter into monitor mode. To note I used this github repo to get my WiFi usb adapter working on my Raspberry Pi ...
SneakyShrike's user avatar
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0 answers
24 views

Is there a way that i can combine(or use) resources of my raspeberry pi4 based PC wirelessly?

I have a Raspberry pi4-ARM Linux based PC. I want to use my monitor connected to pi sometimes as my dual monitor. i want to do it without changing cables each time I switch back to Linux from Windows. ...
Irtesam virani's user avatar
-1 votes
1 answer
354 views

Raspberry Pi checking and rebooting the main router if necessary [closed]

I have gotten tired of having to reboot my router a every other day. I think my router does not update when my ISP changes. Now I have a timer that cuts the powers to the router at 4 am. An more ...
Andreas Kämpe's user avatar
2 votes
1 answer
5k views

Tool to monitor SD-Card health [closed]

A big problem with my always on Raspberry Pi is that every one to two years the SD card gets broken and must be replaced. Due to many write operations, the wear leveling is running out of spare blocks....
Mr. Clear's user avatar
  • 146
2 votes
0 answers
265 views

Show RAM usage in numbers at the top panel?

For things like CPU temperature or CPU usage, I could find plug-ins that show them in numbers. However, I could not find such a thing for RAM usage. The only thing I could find was Resource Monitor, ...
Damn Vegetables's user avatar
2 votes
2 answers
2k views

How can I monitor LAN traffic on raspberry pi?

I am trying to build a local network consisting of around 10-25 raspberry pis, each running on a static ip address. I wonder how I can monitor the traffic in the network. To be specific is there any ...
Edward's user avatar
  • 23
1 vote
1 answer
52 views

spy urls on rpi hotspot

I have setup a rpi wifi hotspot which I can switch on and off using NodeRed. I use it to control my kids internet access time. Trouble is, I have no idea what they are looking at and they seem to be ...
Rhubarb65's user avatar
  • 111
1 vote
2 answers
1k views

How to set up a basic heartbeat monitor

I have a headless Raspberry Pi sitting in a corner, and I'd like to know if something's gone wrong with it, like it's lost a network connection or crashed. I don't need a complex monitoring or logging ...
dimo414's user avatar
  • 742
1 vote
1 answer
609 views

Light monitoring and alerting for a few RPIs

I'm setting up a set of 5 Rpi 3As and an RPi4 as a "master" for the fleet. I want to monitor a few things on the Pis (cpu/ram/disk and some REST endpoints) and access a web UI to see the state of the ...
Gui13's user avatar
  • 103
0 votes
1 answer
2k views

How can I log all packets sent by connected devices over WiFi when using a Pi as a bridge? [duplicate]

I am using a Raspberry Pi 3B as a bridge between WiFi and another router in the network. My goal is to log all traffic (UDP and TCP) that's being sent by a connected device, such as a phone or a voice ...
Jan Schultke's user avatar
1 vote
2 answers
3k views

How to determine the power state of the connected monitor

Main Question: Can my raspberry pi (powered on it's own) determine if power is being supplied to the monitor (powered by a wall plug)? I'm trying to determine the power state of the display that is ...
Devin's user avatar
  • 11
-1 votes
2 answers
5k views

Why don't I see a CPU usage monitor in menu bar on my raspberry Pi 4? And how can I get one?

I cannot seem to find anyone asking about this or talking about this... I'm very new to computers and don't know much at all so any help would greatly be appreciated. So I have a raspberry pi 3b+ ...
samuel's user avatar
  • 7
0 votes
0 answers
4k views

Tool to monitor pi performance/resources via website?

Is there a tool for the raspery pi to monitor cpu, ram, storage, resources ... sys health etc. via a web gui?
haemse's user avatar
  • 101
1 vote
1 answer
576 views

CPU/RAM monitoring of one process

I know close questions have been asked, but I did not find any answer to this. I would like to monitor CPU and RAM of a process I launch, which is executed through several threads. I would like the ...
etiennedm's user avatar
  • 185
1 vote
1 answer
693 views

Script for monitoring RAID status [closed]

I am looking for help with the creation of a script to monitor the status of a RAID implemented using mdadm. Is it possible to create is an icon that can be clicked on, script starts up and displays ...
JacobWilbar's user avatar
5 votes
0 answers
2k views

Why doesn't extract-vmlinux work with Raspbian's /boot/kernel*.img?

To monitor if a reboot is necessary, I wanted to compare the version of /boot/kernel*img against the version of the running kernel. To get the kernel version of a compressed linux kernel image (...
Axel Beckert's user avatar
  • 1,172
3 votes
1 answer
978 views

How to install latest munin server

If I install munin server from apt-get, only version 2.0.33-1 is installed which can't be started because Failed to start munin.service: Unit munin.service is masked. make from source fails with Can'...
Marco's user avatar
  • 131
2 votes
1 answer
409 views

Monitor directory for regular file creation and alert if the stream of files stops

I have had a Raspberry Pi Zero W controlled, time-lapse camera taking pictures, of a construction project, every 60 seconds for nearly three months and recently it's started failing. I suspect the ...
Hazy's user avatar
  • 21
0 votes
1 answer
198 views

Python requests.post - intermittent failure when connected to Huawei E5330 MiFi

I have a python script running on startup on a number of Raspberry Pis (model 3). The script watches a serial port for data from an air quality monitor then posts this data to a web server using the ...
Rdd's user avatar
  • 101
4 votes
2 answers
25k views

How to monitor network utilization on raspberry pi 3 (raspbian stretch)?

I need to do some stress testing on some raspberry pi's and I'm trying to setup monitoring tools to detect which resource is the bottleneck in various scenarios. I'd like to monitor network, disk, ...
Alex Ryan's user avatar
  • 185
1 vote
1 answer
50 views

munin setup cannot add client

in my LAN i am looking to install a monitoring system and i decided to use Munin. Most of my devices in my LAN are Debian based(Debian stretch or Raspbian). My LAN is 192.168.1.0/24. The IP 192.168.1....
john's user avatar
  • 131
0 votes
2 answers
4k views

Raspberry Pi 3 as a PC temp monitor [closed]

anyone knows if a raspberry pi could be used to monitor the temperatures of a PC? I think that this could be possible via wifi (for data transferring to the rpi) but I'm not sure. Any ideas? The idea ...
IXTR Unai's user avatar
  • 103
2 votes
1 answer
4k views

Apache Server Monitoring

I'm making a local server for a database in RPI. I just followed typical tutorials out there to install Apache, MySQL, PHP. Now, I want to make the server to output logs to a tft lcd i have. Basically,...
stempanerd's user avatar
0 votes
1 answer
197 views

How can any cellphone LCD be used as a portable monitor? [duplicate]

In simple, I just want to build some thing like : CC TV with small monitor and small camera (the smaller the both, the better). . For example, I need it to connect a camera so I can watch real time ...
Reza babakan's user avatar
3 votes
2 answers
258 views

WiFi network usage shows more than Ethernet usage

I have created a hotspot in raspberry pi(hostapd) and i have connected my mobile. I am downloading an app in mobile,let say app size is around 11MB.I am started running a network monitoring command in ...
praveen's user avatar
  • 63
1 vote
1 answer
115 views

Monitor output is always my touchscreen, not my computer monitor

So, I got a Raspberry 3 model B and connected it with a keyboard, a mouse, and a touchscreen. When I connect an HDMI-DVI converter to my Planar monitor, it's fine at the beginning of turning on the ...
Tian Xie's user avatar
1 vote
1 answer
3k views

How to check traffic and connected devices?

Recently, I setup my Pi 3 to work as Wi-Fi access point through the Tor network. Is there any way to check what devices are connected and how much traffic is sent through the Pi by individual devices? ...
Anton Abramov's user avatar
4 votes
1 answer
3k views

Monitor a log file in real time, and do something. How?

I want to monitor a log file (omxd log file) in real time, and execute some commands when some sentences appear in the log. I searched this site (and many other sites) and these are what I tried: ...
Omid1989's user avatar
  • 662
3 votes
1 answer
9k views

Android Tablet as Pi monitor without WiFi

Is it possible to display Raspberry Pi through android tablet without WiFi? I wanted to do that so I can avoid the constrains over the the Pi and the Tablet Wifi. In addition to that I wanted easy ...
lotav's user avatar
  • 131
2 votes
1 answer
3k views

Home energy monitor devices

I'm making use of multiple Raspberry Pi's to monitor my home's temperature, humidity, e.t.c... I would now like to add home power use monitoring. I've done a fair bit of research, but I've not found ...
Xerphiel's user avatar
  • 121
0 votes
1 answer
98 views

Using many individual Raspberry Pi's as monitoring systems in a 'business' usage setting

I want to use a lot (3000+) Raspberry Pi's in a country-wide service. I have been googling around, but I haven't found a similar usage-scenario so far. It made me wonder what would be against this ...
F. Pareto's user avatar
  • 191
0 votes
1 answer
2k views

Network monitoring with Raspberry Pi

I have an unsecured network device which I am testing and need to find what packet data (non HTTP) it is spitting out to various places on the internet. How can I use a Raspberry Pi 3 (with ...
Darkly's user avatar
  • 1
-1 votes
1 answer
693 views

DC Current Monitor (Datalogging)

the basics: Monitor DC Current over long hours (200hours) Measure up to 8 channels simultaneously and log the data ready to plot on excel or graph after the testing duration. Current from each ...
Connor's user avatar
  • 1
3 votes
1 answer
20k views

Using Raspberry Pi as a Wi-Fi Scanner/Analyser

I'm working on an indoor geo-location topic and I'm a newbie with RPi. I want the RPi to scan Wi-Fi devices (and get their IP addresses) and determine their emission power. I want to associate each ...
Cyrine Nasri's user avatar
3 votes
1 answer
2k views

How do I view gpu / h.264 block usage?

Normaly I can get this infromation from psensor but on the pi the only monitors i have access to are cpu and ram usage.
SupaKoopaTroopa64's user avatar
0 votes
1 answer
409 views

Minimum TTL 5.0V signal duration

I'm working on a little project in my physics lab. We would like to create a photon coincidence counter. We were thinking to use the Pi GPIO pin to monitor a couple of photo diode which produce a 15ns ...
fox895's user avatar
  • 11
0 votes
1 answer
329 views

Display works for a few seconds, but then tells me there is no signal

my new Raspberry Pi has been acting up a bit lately. The first time I plugged it in, I had all of the neccisary parts, as well as a 8 GB SD card that had been formatted and filled with the "NOOBS" ...
Danny's user avatar
  • 1
1 vote
1 answer
578 views

Input and output parallel data over long distance, shift register or alternatives

I have a pi that controls and monitors stuff in the garden, in the house on different floors and such. Currently I have multicore cables running around but I am at the limit of my GPIO pins and I want ...
Pete's user avatar
  • 111
3 votes
3 answers
6k views

CPU Performance Graph

Is it possible to get a larger view of the CPU graph shown in the bottom right of my Raspbian desktop? Just to show the graph I am talking about:
JBiss's user avatar
  • 31
0 votes
0 answers
122 views

Using old alarm keypads as displays

I have a few old IDS alarm keypads lying around(both 8 and 16 zone) and was wondering if I could somehow hook them up to my pi.(LED only, no LCD) Power can be supplied via the alarm panel, so I just ...
Wilhelm Erasmus's user avatar
3 votes
2 answers
997 views

Resource Monitoring

I am currently running Kali on RPI B. I want to see how well it is resourced in practice as an IDS. I am looking for a reliable method of logging in readable format: CPU % usage every second Disk % ...
AMW's user avatar
  • 31
3 votes
2 answers
2k views

Monitor an outlet to see when power switches on and off

My washing machine doesn't have any bells/whistles/buzzers to let me know when it's done. I just got my first Raspberry Pi and am thinking wiring it up so it texts me when a load of clothes is ...
Alan W. Smith's user avatar
4 votes
10 answers
23k views

Detect Power Loss in AC outlet

I want to make my Raspberry Pi to detect AC power outage and send E-mail/SMS accordingly. The Pi I have is model B not the B+. Now I have read other posts but my request is different. The idea is ...
user3360710's user avatar
3 votes
3 answers
18k views

How do I monitor the temperature ever 3 seconds without entering new commands?

I just bought a heat sink kit for my pi and I'm using Raspbian and would like to monitor the temperature continuously every 3 seconds via SSH while I perform tasks on the pi so that I don't have to ...
bsara's user avatar
  • 151