ulimit provides control over the resources available to the shell and to processes started by it, on systems that allow such control

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XAMPP won't start Apache on Mac OS X 10.6.8 Snow Leopard

When I try starting Apache from the XAMPP control panel (Mac OS X 10.6.8 Snow Leopard), I get the following error popup and Apache won’t start: /Applications/XAMPP/xamppfiles/bin/apachectl: line 70: ...
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Why changes to /etc/limits don't work on an embedded system

I am trying to provide support for core dump on my ARM based target. I have read about both /etc/limits and /etc/security/limits.conf. My target file system doesn't have the latter one on to it. So I ...
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1answer
227 views

how does GDM set ulimits (Fedora)?

On Fedora FC20. /etc/security/limits.conf has: * soft nofile 60000 * hard nofile 60000 * soft nproc 30000 * hard nproc 30000 After logging in through GDM, and opening a shell, the limits are 60000 ...
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1answer
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ulimit soft limit for file descriptors - for a non-root user on CentOS 5.6

I am needing to increase the soft limit for "file descriptors", and make it effective for a non-root user (lets say user1). Ran these commands, while logged in as user1: >ulimit -a core ...
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1answer
716 views

Do I have to restart my machine for ulimit - u to take affect?

So I have an external 3rd party application which runs on Java. The JVM is getting a load of OutOfMemeory errors and their support team suggested I raise the ulimit - u from he default 1024 to 4096 ...
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0answers
23 views

What is the difference between ulimit -r and -e?

What is the real-time scheduling priority mean (ulimit -e) ,and how to use it ? -r The maximum real-time scheduling priority -e The maximum scheduling priority ("nice")
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ulimit seems to freeze bash script

I'm running a bash script that runs multiple small apps with different inputs. Some of these apps have bugs (e.g., never finish) and so I use ulimit to get the output or an error from all of them. In ...
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0answers
124 views

Ulimit is set on second login, not first

I'm using Debian Jessie and I have a strange error connected with setting the limit of open files per process. I want to increase the default limit for certain user (me), so I added to /etc/security/...
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0answers
372 views

How to find out the available (and used) user resources?

With ulimit, we can find out how many open files, running processes etc. at most the user can have at the same time. My question is: how can we find out how much of these limits are being used and how ...
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0answers
415 views

Adobe flash on Linux 64bit: “Movie not loaded” and maximum stack-size

I was experiencing problems with all flash content (tried Firefox/Chromium/Opera, Ubuntu/Fedora and several Flash releases to no avail). While trying to playback any flash-movie, no video/sound ...
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0answers
2k views

Update ulimit parameters on ubuntu with out restarting

I am trying to update ulimit open files limit from 1024 to 30000. but i need this change with out restarting the server? Even on restarting the server this changes are not reflected followed this ...
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RabbitMQ/Elasticsearch too few/many files (ulimit, limit maxfiles)

This is for my local dev setup: Problem #1: RabbitMQ was running out of socket descriptors for which the recommended solution was to set ulimit -n 65536 65536 in ~/.zshrc Problem #2: ...
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659 views

Can't increase ulimit in Centos 6.6 - never persists

I'm trying to increase the nofiles limit in my Centos 6.6 system. My user is 'hchiu', and this is what I appended to my /etc/security/limits.conf: * hard nofile 128000 * soft nofile 128000 I've ...
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3k views

How to increase maximum file open limit (ulimit) in Ubuntu?

Currently ulimit -n shows 10000. I want to increase it to 40000. I've edited /etc/sysctl.conf and put fs.file-max=40000. I've also edited /etc/security/limits.conf and updated hard and soft values. ...
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161 views

what are sane open file descriptor limits on linux?

Where can I get good guidance on sane values for open file descriptor limits on linux. We have users asking for massive numbers as their limits and I am unsure of the impact of this and what should ...