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
86 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
799 views

Core dump generation on Linux

Something very perplexing is going on, with respect to my box. Below are my settings in /etc/sysctl.conf: kernel.core_pattern = core kernel.core_uses_pid = 1 In /etc/profile, I have this: ulimit ...
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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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488 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
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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 ...
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0answers
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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
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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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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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Using ulimit with cron jobs

I'm having a hard time understanding how to use ulimit to manage process resource allocation. It looks like you use ulimit to limit a user's resources, but how do you use it on a specific process? In ...
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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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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 ...
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301 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 ...