Questions tagged [inotify]
199 questions
276
votes
2 answers
Kernel inotify watch limit reached
I'm currently facing a problem on a linux box where as root I have commands returning error because inotify watch limit has been reached.
# tail -f /var/log/messages
[...]
tail: cannot watch '/var/log/messages': No space left on device
#…
Ultraspider
- 3,043
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68
votes
9 answers
Who's consuming my inotify resources?
After a recent upgrade to Fedora 15, I'm finding that a number of tools are failing with errors along the lines of:
tail: inotify resources exhausted
tail: inotify cannot be used, reverting to polling
It's not just tail that's reporting problems…
larsks
- 32,449
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46
votes
8 answers
How to use inotifywait to watch a directory for creation of files of a specific extension
I have seen this answer:
You should consider using inotifywait, as an example:
inotifywait -m /path -e create -e moved_to |
while read path action file; do
echo "The file '$file' appeared in directory '$path' via '$action'"
# do…
Shy
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21
votes
1 answer
Using inotifywait along with vim
I have simple script that monitors file for changes and rsyncs it with remote copy:
#!/bin/bash
while inotifywait -e close_write somefile
do
rsync somefile [email protected]:./somefile
done
It works just fine with nano, but fails with vim. When…
adam767667
- 361
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19
votes
1 answer
How does inotify work?
According to Wikipedia,
inotify is a Linux kernel subsystem which notices changes to the file system. It replaced the previous dnotify.
Programs that sync files (such as crashplan, dropbox, git) recomend in user guides that the user increase…
spuder
- 17,643
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19
votes
4 answers
Killing a shell script running in background
I have written a shell script to monitor a directory using the inotifywait utility of inotifyt-tools. I want that script to run continuously in the background, but I also want to be able to stop it when desired.
To make it run continuously, i used…
rahulmishra
- 293
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16
votes
5 answers
Notify of changes on a file under /proc
I have written a small 'daemon' in bash that will switch to the headphones if they are detected, and if not, switch to an external USB speaker with PulseAudio.
What I'm looking for is some way to get notification of changes on the file…
admirabilis
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16
votes
2 answers
how to get the number of inotify watches in use
I use inotifywait for event trigger which put file.
When many files are watched by inotifywait, when max_user_watches is exceeded, the following error occurs.
Terminating since out of inotify watches.#012Consider increasing…
user334907
15
votes
1 answer
Why doesn't inotifywatch detect changes on added files?
I'm trying to monitor my /tmp folder for changes using inotifywatch:
sudo inotifywatch -v -r /tmp
After creating couple of files (touch /tmp/test-1 /tmp/test-2), I'm terminating inotifywatch (by Ctrl-C which shows me the following…
kenorb
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15
votes
1 answer
How do I use inotify or named pipes over SSHFS?
Thanks sshfs magic, I can mount my home dir from a remote server with
sshfs user@server:/home/user ~/remote
Optimistically, I thought I'd set a local inotify-hook on ~/remote/logFile (in the sshfs mount) so a local program can react to remote log…
Anko - inactive in protest
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15
votes
2 answers
Is there any way to use xargs across a pipe?
I'm trying to automatically convert flac files moved to a folder into mp3 in another folder.
My current line of code is this:
inotifywait -m -r -q -e moved_to --format "'%w%f'" ~/test | xargs -I x flac -cd x - | lame -b 320 - /media/1tb/x.mp3
To…
sagev9000
- 161
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14
votes
1 answer
What are the costs of increasing `/proc/sys/fs/inotify/max_user_watches` value?
In order to watch my home directory and all subdirectories recursively for 60 seconds:
$ inotifywatch -v -r -t 60 /path
You may get Failed to watch /path; upper limit on inotify watches reached! error , which you can fix by rising limit, e.g. to…
Grzegorz Wierzowiecki
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14
votes
1 answer
mutt: automatically show new mesages
When I have mutt opened, I don't see new emails until I press a key, for example arrow down. Then new emails appear.
Is there a way for mutt do recognize that new email has arrived, and display the email automatically, without me having to press a…
Martin Vegter
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12
votes
2 answers
Use inotifywait to move file when it loads in dropbox folder
I'm trying to find a way to immediately move a file to another folder as soon as it appears in my dropbox on CentOS.
I have scoured the internet for some clues but I can't get any further than the fact that I need to use inotify to invoke a script…
Ortix92
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12
votes
1 answer
Does inotify fire a notification when a write is started or when it is completed?
Imagine two processes, a reader and a writer, communicating via a regular file on an ext3 fs. Reader has an inotify IN_MODIFY watch on the file. Writer writes 1000 bytes to the file, in a single write() call. Reader gets the inotify event, and calls…
Todd Freed
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