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What regex should I use to get inotifywait --include to trigger upon the creation of a file with a known fixed filename?

I want to use inotifywait to run code upon the creation of a file with a known fixed filename. This answer correctly explains that I cannot run inotifywait directly against a file that does not yet ...
jaimet's user avatar
  • 418
2 votes
0 answers
27 views

inotifywait --include doesn't fire for files in newly created directories. Bug (in inotifywait) or PEBKAC?

I want to run inotifywait to watch for all CREATEs of .txt files (recursively) under, let's say, the current directory. I run the following: inotifywait -mr --event create --format '%e %w %f' --...
jaimet's user avatar
  • 418
0 votes
1 answer
52 views

how to use inotify to monitor a creation of a file and running it in the background

a beginner here. I am trying to write a script so that when a file (called "file1" for example) is created in a directory, I can see a notification and the inotifywait command I am using is ...
Ella Brudner's user avatar
1 vote
2 answers
58 views

How to reliably maintain watches on edited files with inotify?

I'd like to monitor a file with inotify, and trigger some code when someone changes the content (IN_MODIFY or IN_CLOSE_WRITE), but I'm running into problems where inotify stops returning events when ...
Stewart's user avatar
  • 14.2k
0 votes
1 answer
32 views

Detecting the renaming of a directory containing my log-file

We have a C++ program, that logs its messages into a file. Every once in a while the directory containing this log-file is renamed (or even deleted), and a folder with the same name is created anew. ...
Mikhail T.'s user avatar
0 votes
1 answer
88 views

inotifywait not listening to DELETE event

I'm using the following bash script to test inotifywait. while true; do inotifywait -r -e modify,create,delete "$DIRECTORY_TO_WATCH" done inotifywait is listening to created files: /...
wyc's user avatar
  • 143
1 vote
1 answer
48 views

inotifywait not detecting line changes in xfce4 config file

I am having issues where a Debian VM of mine in VMWare Workstation changes it's resolution to 1280x1392 pixel every time I enter fullscreen mode. Now I could change the resolution manually to ...
Constantin M's user avatar
0 votes
1 answer
67 views

What is the best way to monitor a folder and dynamically symlink items into a different folder?

I have a second hard drive which has the following structure: $ tree -L 1 . ├── Documents ├── Music ├── Pictures └── Videos I want to monitor these folders for changes and, if any, create a symlink ...
telometto's user avatar
  • 2,055
0 votes
0 answers
603 views

Obtaining file path in the systemd service unit triggered from path unit

I need to trigger a script whenever a new file shows up in a directory. The old implementation uses incrontab. To add an inotify watch via incrontab I simply add a line per directory as follows /dir/...
oᴉɹǝɥɔ's user avatar
0 votes
1 answer
2k views

sysctl: permission denied on key "fs.inotify.max_user_instances"

I'm running a docker container, in the development environment. I'm trying to set the fs.inotify.max_user_instances value. Since inside the docker container I'm the root user, thus the sudo is not ...
Saeed Neamati's user avatar
0 votes
1 answer
813 views

python InotifyTree versus linux inotifywatch: which is more reliable?

I’m working in ubuntu and need to monitor a directory tree for new subdirectories and files. These are populated by rsync; dozens of subdirectories and hundreds of files may be added in less than one ...
Tomasso's user avatar
  • 125
0 votes
0 answers
149 views

inotify used by vscode and web service for changes in same file

I use a web server and inotify to check for files changing and posting the new content. It works well if I change the files with an ordinary editor (e.g. pluma): the changed file is posted. If I use ...
user855443's user avatar
0 votes
1 answer
285 views

Any Linux Kernel configuration required to be enabled in OS for Inotify to work?

I've been having trouble researching this topic so I'm hoping someone can point me in the right direction. Are there any Kernel configurations required to be enabled in the OS for Inotify to work? ...
durzzy07's user avatar
0 votes
1 answer
244 views

inotifywait script case statement stops working after a while

I have the following bash script, run at system startup to view files dropped into the /srv/mutt directory. It works perfectly for a while but then simply stops 'seeing' files arriving in /srv/mutt. ...
Chris Green's user avatar
1 vote
1 answer
128 views

Can someone explain this xargs command structure to me?

This command is a part in a row of piped inotify workers (do you say that?) etc. I thought it would fit the one question per post policy better than asking for a dissection of the whole (very useful !)...
von spotz's user avatar
  • 435
0 votes
1 answer
1k views

Use Inotifywait to handle multiple files at the same time

I'm scripting a special program to my company. By using Inotifywait from inotify-tools, I'm watching a specific folder for new items, and as soon a new file appears, it will be encrypted with gpg and ...
Lucas Santos's user avatar
1 vote
0 answers
201 views

watch a whole directory and print diff on file change

Is there a way to easily watch a full directory for changes and print a diff when a file changed? Context: I would like to discover the name of the options in KDE Plasma's configuration by watching ....
tobiasBora's user avatar
  • 4,301
2 votes
1 answer
462 views

How to "listen to" directory size changes?

I need to do some actions when a directory grows above a certain size limit. Obviously, obtaining the size can be done with du, but a single run of du takes a long time in my case, loads the disk ...
user10732's user avatar
0 votes
1 answer
152 views

How to automatically run a command when directory updates?

is these a way to watch a directory in CentOS (/opt/data for example) and every time a files gets added to that directory we have a command automatically run? I installed inotify but not sure if that ...
Tina's user avatar
  • 1
2 votes
1 answer
1k views

inotify detect a new file write without missing write_close event

I want to watch a file created and written in a directory by a process. I don't have access to inotifywait tool, so I'm using just the inotify library calls. I start with IN_CREATE to monitor that the ...
rookie's user avatar
  • 135
2 votes
1 answer
340 views

inotifywait ignore new directory

I'd like to ignore a directory that has not been created at the time I start inotifywait. I have an empty directory test: ubuntu@foo:~$ ls -lah test/ total 8.0K drwxrwxr-x 2 ubuntu ubuntu 4.0K Sep 5 ...
23tux's user avatar
  • 175
0 votes
1 answer
419 views

Monitor several directories for specific files' creation, every 10s

OS: Ubuntu 22.04 LTS. Many posts deal with file monitoring. One in particular is of interest and based on inotifywait, but I don't know how to modify it for my purpose. Objective: to monitor $HOME/{...
Trynn's user avatar
  • 3
1 vote
1 answer
400 views

Debounce inotifywait for large files

I upload files for deployment into a remote directory. That remote server has a script that watches the directory for new files: inotifywait --monitor --event create --format '%f' --quiet /foo When a ...
lonix's user avatar
  • 1,793
1 vote
1 answer
80 views

inotifywait : insert arbitrary string to output format

I want to capture inotify CLOSE_WRITE events in a directory and write CSV info to a history file. My attempt : #!/bin/bash dir=/home/stephen/temp host=$(hostname) inotifywait -e close_write -m --...
Stephen Boston's user avatar
0 votes
1 answer
387 views

inotifywait not detecting new directories

The script below watches for close_write events in the TARGET directory and does something with the file #!/bin/bash TARGET=/home/*/ftp/files inotifywait -m -r -e close_write $TARGET | while ...
ninsonTan's user avatar
  • 103
6 votes
1 answer
1k views

inotifywait ignoring new folders in watch directory

I am trying to use inotifywait to watch a folder (/shares/Photos) and when it detects a jpg added to the folder I need to resize it into a sub directory ($small_dir). Under the photos director there ...
JRC's user avatar
  • 75
0 votes
0 answers
34 views

Manual syncing of files each time it changes (between a desktop always connected home-wifi and a laptop that I carry around)

I know I have to use inotifywatch or something for this. I also know I can use rsync. I know that my connection should be made through SSH for better security but here's what I don't know: Where to ...
Sbavert's user avatar
  • 55
0 votes
1 answer
474 views

How to intercept file descriptor of file opened with inotify or others on access?

I just finished an Operating Systems course at my University, and I want to start playing with systems level programs with Rust. One of things I'm looking for is how to intercept a file descriptor of ...
Matanya's user avatar
  • 197
0 votes
1 answer
269 views

How to create a bash script that watches my local git repo and runs 'git log' every time I commit/checkout -b/push/status?

When I'm coding, I usually have 2 terminal tabs open in VSCode. The tab on the left is used for git commands. The tab on the right always has git log --all --graph --decorate --oneline showing me all ...
Bassam's user avatar
  • 3
0 votes
1 answer
271 views

I need some service that trigger actions once after any file is created, modified, deleted, copied or moved

The problem is that I'm not being able to keep track of all my files and I'm also tired of not telling which ones are important and which ones are a temporary file that some random programmer decided ...
Lerian Acosenossa's user avatar
0 votes
1 answer
732 views

Segmentation fault (core dumped) when using inotifywatch

I need to watch a file system for the creation of new files of a specific type. Thinking that this would be a perfect use case for inotifywatch, I set out to try and make something work. I went to the ...
Matt Camp's user avatar
  • 101
2 votes
0 answers
792 views

How to use a pattern when doing for loop of files in directory

I'm a novice bash scripter. Need help with the following. I have a script that uses inotifywait to watch a directory. Another process will drop a csv file in nightly. The file will be of the ...
John P's user avatar
  • 21
0 votes
0 answers
37 views

Check if Files Where Updated on HDD Without Spin-Up

I am looking for a way to check if files were added/deleted/updated on a network shared HDD without spinning it up if possible. First I will start with my set up. I have an Asus Router (running Merlin)...
Kayracer's user avatar
2 votes
1 answer
235 views

Notify when programs access path only via specific symlink

My HDD mountpoint was at /mnt/old, now I changed it to /mnt/new So for seamless transition now /mnt/old is a symlink to /mnt/new. Gradually I want all the programs to use the new mountpoint. How can I ...
asd's user avatar
  • 21
3 votes
2 answers
3k views

How to attach a listener to sysfs files?

How to watch for sysfs file changes (like /sys/class/net/eth0/statistics/operstate) and execute a command on content change? inotify does not work on sysfs I don't want to poll. I want to set a ...
Zeta.Investigator's user avatar
1 vote
1 answer
2k views

How is Inotifyd different from inotifywait in term of monitoring a directory and do some post actions?

I need to monitor a directory and do some post actions based on the events happened. I am familiar with inotifywait but since we use docker based on alpine, I was thinking about is there other way to ...
Qiulang 邱朗's user avatar
1 vote
0 answers
931 views

NFS async mode causes inotify to fire multiple CLOSE_WRITE events

I have a nfs server and a client (v4, both CentOS 7.6/7.8) On the server I have a program which uses inotifywait to copy away incoming files (on CLOSE_WRITE) On the client the share is mounted like ...
Arikael's user avatar
  • 185
1 vote
0 answers
39 views

Is there a way to get a list of every single directory watched by inotify on a system?

I'd like to obtain a complete list of what a particular program (not mine, installed as a package) is watching, because some notifications it generates make it appear to be looking at things it ...
Walf's user avatar
  • 1,395
5 votes
1 answer
2k views

Listing the files that are being watched by `inotify` instances

I got a little script that lists the number of inotify watches per process. That usually gets me what I want, but now I would like to know which files are being watched. I assume this is possible and ...
oligofren's user avatar
  • 1,170
0 votes
1 answer
277 views

Detect changes in network status on SBC running Debian using inotify?

I have Debian 10 running on a small SBC (industrialized Raspberry Pi like form factor). I have some python programs running that make use of inotify capabilities. I want to detect when the network ...
Travis Griggs's user avatar
1 vote
1 answer
1k views

inotify only acts upon modification by root

On my Debian Buster system I want to run a bash script when a certain file is modified. I have created and enabled a service in /etc/systemd/system which looks like this [Service] ExecStart=/usr/local/...
220284's user avatar
  • 141
0 votes
1 answer
465 views

monitoring xinput in script

My laptop has a cracked touchscreen that the local Asus tech tells me can't be replaced, not even with a non-touch because they just don't make them anymore. It is in all other respects a great laptop ...
Stephen Boston's user avatar
0 votes
1 answer
34 views

Is it possible to continuously feed parallel with more input?

What I want to do is something like this: inotifywait -m ./input -e close_write -e moved_to | parallel --max-args 1 "someSlowSingleThreadedTaskThatActsOnThisFile" I can't imagine that ...
Clonkex's user avatar
  • 152
2 votes
2 answers
467 views

How to use parallel with inotifywait?

I currently have this: inotifywait -m ./input -e close_write | parallel --max-args 1 "echo {1}" For some reason this doesn't do anything at all. The output of inotifywait is the same as ...
Clonkex's user avatar
  • 152
0 votes
1 answer
507 views

Inotifywait not executing when actions to be taken are on remote server

I am trying to monitor file creation with inotifywait and execute a long script on every file creation. Everything works smoothly when the action to be taken is on the same server. But when it ...
yazzou's user avatar
  • 45
3 votes
1 answer
495 views

How to combine inotify with tail command to print last line of every modified file

I have this command this shows me when a file has been modified under a concrete directory (excluding some paths): inotifywait -m -q -r --format '%T % e %w%f' --excludei '/trash/' --timefmt '%d/%m/%Y-%...
Pavel Kalmykov Razgovorov's user avatar
0 votes
0 answers
564 views

inotifywait not executing when files are created simultaneaously in watched folder

I am using inotifywait for executing automatically a script created with my web app in a given folder. I have setup inotifywait to watch file creation events in a folder and i am looking for a way to ...
yazzou's user avatar
  • 45
0 votes
0 answers
241 views

How to monitor a directory for changes across reboots?

I'm searching for a tool that will allow me to run a program for every change in a directory, but is guaranteed to run exactly once per change even across system reboots. For the purposes of this ...
Ryan Patterson's user avatar
2 votes
1 answer
170 views

awk behaving different with tail vs inotifywait

awk behaves differently when analyzing the output of tail -f versus inotifywait -m. Specifically I am searching for a matching string and want to exit awk once it appears. This works fine for tail -f, ...
FelixJN's user avatar
  • 13.7k
1 vote
0 answers
190 views

Inotifywait with counter does not work

I would like to run a command if there are 3 modifications events in the monitored directory. I have tried this, however, even though it works with the -m option, it does not work without the -m ...
kkk001's user avatar
  • 31

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