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
265 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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1answer
59 views

Increasing Yosemite maxfile limit for Application

I've been trying to up the maxfile limit and maxfileperproc limit on Yosemite, with no luck. I have created a sysctl.conf file in the etc folder, which has successfully increased the values when ...
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values set in limits.conf are not working

I set some values in /etc/security/limits.conf as below: * hard stack 204800 * hard nofile 8192 Then rebooted the server. Now the ulimit command still lists some old/default values: # ...
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319 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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Cannot increase maxfiles limits on Mac 10.7

I an only set lower values for the launchctl limit maxfiles. I try launchctl limit maxfiles 2048 2048 and nothing changes: $ launchctl limit maxfiles maxfiles 500 500 $ launchctl limit ...
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0answers
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limits.conf ulimits not being applied to chrooted processes

We allow users to execute scripts on our servers. Our security model involves chrooting them. We want to be able to apply ulimit restrictions to them, and the best way to do it would seem to be in ...
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0answers
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Why isn't “(ulimit -d 1000; firefox) &” working?

I'm trying to limit the memory usage of firefox to prevent it from stalling the whole system with problematic web sites. I tried, in bash: (ulimit -d 1000; firefox) & This should limit the ...
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0answers
330 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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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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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
95 views

How to change limits of non-interactive process?

I am trying to change the RTPRIO limit of a process that's run at startup. I have found 3 ways to change process interactively: setrlimit ulimit /etc/security/limits.conf However these only seem ...
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466 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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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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243 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 ...