Questions tagged [ulimit]
"ulimit" is a shell command for setting limits on what resources a process can use
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Set core file size limit permanently
I am trying to allow all core dump files to take up to 10 GB on 22.04.2. Permanently. For all users. I believe the unit is 1KB-blocks. I know I can do ulimit -c 10000 to set the limit for at least ...
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On Ubuntu 22.04, editing limits.conf to increase number of file descriptors doesn't work
I followed this answer: https://askubuntu.com/a/162230
I edit limits.conf, now it is
* soft nofile 65536
* hard nofile 65536
* soft nproc 65536
* hard nproc Unlimited
root soft nofile 65536
root ...
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Unable to increase open files hard/soft limits on Ubuntu 22.04 LTS
I am trying to increase the hard/soft open files limit on an Ubuntu 22.04
After reviewing questions such as this one, this one or that one and tutos such as this one or that one, I have made the ...
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Ulimit settings doesn't applied (when I log off/after a while)
I have a bash script that creates IPv6 proxies using 3proxy. It works just fine. I wanted to add a new function called rotating. Basically, this rotating mode adds IPv6 addresses to the network ...
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1
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I cannot set ulimit on subshell
I have a bash script. This bash script needs to be ran every 5 minutes so I created this code block:
#!/bin/bash
ulimit -n 600000
ulimit -u 600000
echo -e "This is another bash script to run ...
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How can I definitely and permanently increase the open file limit in Ubuntu
I recently used parallel and got this message:
parallel: Warning: Only enough file handles to run 252 jobs in parallel.
parallel: Warning: Try running 'parallel -j0 -N 252 --pipe parallel -j0'
...
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Open file limit is not Changing in Ubuntu
I need to increase the open file limit size in my system,
I have made changes in the following files,
file:-/etc/security/limits.conf
changes:-
* soft nproc 990000
* hard nproc ...
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SSH "... request failed on channel 0" - remote system limits exceeded?
I am currently unable to connect to my remote workstation (I unfortunately do not have admin privileges) via SSH, instead receiving the error message shell request failed on channel 0 when trying to ...
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Is the kilobyte used by time and ulimit commands either 1000 (SI) or 1024 (old school) bytes?
From man time:
M Maximum resident set size of the process during its lifetime, in Kilobytes.
From ulimit -a:
max memory size (kbytes, -m) unlimited
But a "kilobyte" may mean ...
2
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0
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Understanding too many open files and current limits
A Java application will sometimes have issues after the logs point to too many open files.
Okay, let's look at some limits...
cat /proc/sys/fs/file-max -> 200000
ulimit -n -> 1024
...
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What is "the core file"?
Reading about limits.conf : https://raazkumar.com/tutorials/linux/linux-security-limits-conf/
core – limits the core file size (KB)
"The core file size".
What is "The core file"?
...
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1
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Can't change file descriptor max limit in Ubuntu 20.04 (LTS) x64
Trying to increase system wide file descriptor count on Ubuntu 20.04 (LTS) x64, currently running as a droplet in DigitalOcean. Following the process outlined here; quick summary below:
Use ulimit -n....
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1
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ulimit to limit process memory usage
I tried
ulimit 1280000 s1-agent
but the process still uses more than that. What did I do wrong? Is there a way to limit it in limits.conf? What line should I put in limits.conf do do so?
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ulimit -n command shows no change inspite of modifying the /etc/security/limits.conf file
While compiling peridigm, I am facing the following error.
/usr/bin/ld: cannot find /usr/local/bin/trilinos-12.12.1/lib/libgaleri-xpetra.a: Too many open files
/usr/bin/ld: cannot find /usr/local/bin/...
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How To Limit User RAM and CPU
So this is my first time posting on Ubuntu forums, so please excuse me if this question is repetitive, or just plain stupid.
A bit of background: I am a 14yr old developer, who has an ubuntu 20.04 ...
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file descriptor is too large for select()
I'm locally running an R script which involves opening a very large number of files, and also generating a lot of temporary files and storing them in /tmp/Rtmpxxxx. Initially it crashed because my ...
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The size of the file set as a limit in limits.conf
I edited the /etc/security/limits.conf file to limit the size of files that a user "student" can create:
@student hard fsize 3001
@student soft fsize ...
3
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1
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Ubuntu 18.04: Maximum number of clients reached - related to dbus-daemon
From time to time I get this message, I cant start application when this happens.
I've tried those links:
Can't start applications due to “Maximum number of clients reached” error and
How can I ...
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0
answers
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What is an allowed ulimit value based on?
If I run cat /proc/sys/fs/file-max it returns a value over 3,000,000 - but I can't set ulimit to more than 1,000,000. If I try I get
-bash: ulimit: open files: cannot modify limit: Operation not ...
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3
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Too many open files
when i open Lutris and then LOL client , this happening. And game never work good. I tried many things but never can change the open file limit. How can fix this ?
Waiting on children
Waiting on ...
2
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0
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Difference between lsof and ulimit -a
I have a problem in my jaxws-service and it returns the error:
too many open files
I wanted to monitor open files. When I inserted lsof, a file used by tomcat is returning a number that is higher ...
2
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2
answers
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New Ubuntu user, having trouble increasing the “open file limit”
The commands I am/trying to use in terminal are:
sudo /bin/su -c “echo ‘fs.file-max=1000000’ >> /etc/sysctl.conf”
sudo /bin/su -c “echo ‘* soft nofile 1000000’ >> /etc/security/limits....
2
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1
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ulimit unlimited cannot set
I'm having a problem setting ulimits to unlimited.
I am a member of the @audio group
Here are the contents of my /etc/security/limits.conf
@audio - rtprio 95
@audio - memlock ...
5
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1
answer
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set ulimit for non root user
This is for my elasticsearch application, which terminates at startup showing :
bootstrap checks failed
[1]: max file descriptors [4096] for elasticsearch process is too low, increase to at least [...
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0
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Ubuntu desktop, wildcard nofile not working
I've tried setting the file limit to 32000 on ubuntu desktop for normal users by adding the following lines:
* soft nofile 32000
* hard nofile 32000
To: /etc/security/limits.conf
But, even after ...
1
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0
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How do I increase number of open files with ulimit on Ubuntu 18.04? [duplicate]
When I try to ulimit -n 4097 or greater I get the following error:
bash: ulimit: open files: cannot modify limit: Operation not permitted
None of the solutions at How do I increase the open files ...
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0
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accept: too many open files issue
This happens with geth, when we hit the geth RPC api with a program to get balances for accounts.
First it was failing when the number of files opened by geth was hitting 1024 barrier (the soft limit)...
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Change max open file limit and broke ubuntu
Following a tutorial I added the line
fs.file-max = 4096
to /etc/sysctl.conf and ran sudo sysctl -p to update the max number of open files.
Now if I try to do anything I just get an error saying '...
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1
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Unable to modify ulimit
I am on Ubuntu 18.04
Trying to modify max number of processes (hard limit) via the following command, and getting the respective error:
$ ulimit -H -u 500
bash: ulimit: max user processes: cannot ...
33
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3
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How to increase max open files limit on Ubuntu 18.04?
I've run ulimit -n 65536, added the following lines to /etc/security/limits.conf:
* soft nofile 65536
* hard nofile 65536
alix soft nofile 65536
alix hard nofile 65536
root soft nofile 65536
...
1
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2
answers
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Cannot increase open file limit beyond 999999 on 14.04+
I'm trying to increase open file limit for root user as well as non-root user via /etc/security/limits.conf. But, cannot get past 999999, anything above this value reverts to default 1024 nor I can ...
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limits.conf file Changing Max Memory Option
This question might have been asked earlier however i did not find any supported answer. I understand that ulimit supports few options from which max memory size is one of them. How can i set the same ...
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0
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Ubuntu failed to launch XXX - too many open files
I just freshly installed Ubuntu Gnome 16.04.4 a day ago and now I sometimes have trouble opening any application on my machine. When I try to open an application a notification pops up with
Ubuntu ...
2
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1
answer
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Check the max allowed threads count for sure
I'm running an Ubuntu 17.10 server on the VDS. I'm running a 3proxy on it.
The problem is that VDS somehow does not allow running more than 5000 threads per process, as I think. I think so because the ...
2
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0
answers
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How to update ulimit value without restarting?
/etc/security/limits.conf
* hard nofile 500000
* soft nofile 500000
root hard nofile 500000
root soft nofile 500000
Ulimit -a is howing the ...
2
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0
answers
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Cannot fork (for cron jobs), but ulimit and RAM looks fine
Several cron jobs keep failing to execute because the kernel cannot fork. It's been happening for weeks (I think since I upgraded to Ubuntu 16 but possibly earlier).
Error messages
$ grep fork ...
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1
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sysctl: /etc/security/limits.conf(55): invalid syntax, continuing
My /etc/security/limits.conf (55 & 56):
* hard nofile 65535
* soft nofile 8192
I am trying to:
sysctl -p --load /etc/security/limits.conf
...
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0
answers
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Docker-Steam cant launch more often Game than 5 Time
I use this github Project: https://github.com/webanck/docker-wine-steam
to run the Game in the container.
It works really fine and i can launch the game multiple times.
But in the 6th container the ...
3
votes
1
answer
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Unable to increase 'open files' limit in 16.10
I'm trying to increase the 'open files' to both a regular user and to root user. Been applying different procedures from different sources without success. I'm using Ubuntu 16.10 with Linux 4.8.0-41-...
0
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1
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Ubuntu 16.10 Server MariaDB (MySql) open_file_limit won't go higher than 16364
I'm running on Ubuntu 16.10 (yakkety yak) with MariaDB 10.x and experience the very same issue as https://serverfault.com/questions/791729/ubuntu-16-04-server-mysql-open-file-limit-wont-go-higher-than-...
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Open files limit not reflecting config changes
I'm trying to increase the max open files hard (and soft) limit indicated by ulimit -Hn. But no matter what configuration I change, it stays on 4096 even after rebooting.
In my /etc/security/limits....
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Duplicity fails with "too many open files" error
Duplicity won't backup anymore. I'm running the same backup script as I have for months, but something has apparently changed.
GPGError: GPG Failed, see log below:
===== Begin GnuPG log =====
gpg: ...
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1
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Which /etc/pam.d file for a regular terminal?
I have edited /etc/security/limits.conf to set the ulimit rtprio permanently. If I ssh to localhost or open a shell with su it works fine, but if I just log in to Ubuntu (16.04) and open a Gnome ...
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Program tries to change user hard limit so I can execute it just by root but not with regular users
I installed a program that tries to change my hard limits (I've figured it out because the only error that it is showing is limit: coredumpsize: Can't set limit and using root I'm able to execute it) ...
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1
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2k
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ulimit: Unknown option “-r”
I'm trying to get JACK running in RT mode and I need to determine whether I'm allowed the necessary real time priority. Around the internet I found that ulimit -r or more genreally ulimit -a can tell ...
6
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1
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bash fork: retry: Resource temporarily unavailable
I am trying to run a shell script which will create process using a shell script. I get Resource temporarily unavailable error. how to identify which limit (memory/process/filecount) is creating this ...
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can I set # of open files to be umlimited?
I am using ubuntu, but setting /etc/security/limits.conf to beyond 999999 doesn't seem to work (reverts back to 1024). Is there a way to set this to be unlimited?
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Ulimit for user asterisk inside an LXD container
I have a bare metal ubuntu 16.04 server with a centos 6 LXD container within which I wish to install FreePBX/asterisk which I'm building from source.
The building and install process was going very ...
2
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1
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4k
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setting ulimit in init script
I am trying to install rabbitmq-server on Ubuntu 14.04.4 LTS.
In /etc/default/rabbitmq-server it says:
# Maximum number of open file handles. This will need to be increased
# to handle many ...
0
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1
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2k
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cannot change open file limit
On ubuntu 14.04 production web server, I set as below:
/etc/security/limits.conf
* soft nproc 65535
* hard nproc 65535
* soft nofile 65535
* hard nofile 65535
/etc/pam.d/common-session
session [...