Limiting the usage of a resource (memory, disk space, CPU time, open files, network bandwidth, …) by a process or a group of processes.

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3
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1answer
47 views

limiting a user's TCP transfer quota

I've been researching how to limit a user's monthly TCP download plus upload quotas. The total transfer limit is 1 TB / month . There are 50 users, so I wish to limit each user to a maximum of 20 GB / ...
2
votes
1answer
61 views

starts logging when the limits are hit

/etc/security/limits.conf. The file is responsible to limit resources of users/groups on a Linux server. Unfortunately, the file does not generate any logs (or the case could be that I do not really ...
0
votes
1answer
104 views

No virtual memory (-v) item in output of ulimit -a

When I run command ulimit -a, I see no virtual memory item in the list of output of the command. It is unlimited for some user IDs though. Does that mean I am assigned no virtual memory?
2
votes
0answers
72 views

Limit CPU cycles inside of Xen

I'd like to run some minimum-expectation benchmarks on EC2, but I'm having an issue of high variability in my output data. Specifically, they keep giving me more CPU than I'm minimally entitled to, ...
2
votes
0answers
125 views

Traffic shaping with tc does not work

I want to limit the outgoing traffic to a specific bandwidth. My Code: tc qdisc add dev vif1.0 root handle 1: htb default 30 tc class add dev vif1.0 parent 1: classid 1:1 htb rate 1mbit tc class add ...
2
votes
0answers
102 views

Can I limit the number of inotify watches available to a process or cgroup?

I am consistently running out of inotify resources, leading to errors along the lines of: # tail -f /some/files tail: inotify resources exhausted tail: inotify cannot be used, reverting to polling ...
1
vote
0answers
14 views

Find and close/unlink message queues in the system

I have a SLES-11 machine on which I am not the root where I am building software code that makes extensive use of message queues. Due to some bugs, Now have an error: mq_open: Too many open files I ...
1
vote
0answers
32 views

Which filter configuration in kernel rate limit the outgoing packets to 1packet/sec?

Which net filter in kernel configuration other than iptables enable rate limiting on the outgoing packets on ethernet port?
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0answers
90 views

JVM memory limit on Linux (Debian)

When running my java program, I get following error: Exception in thread "main" java.lang.OutOfMemoryError: Requested array size exceeds VM limit I am wondering how I can increase the limits on my ...
1
vote
0answers
69 views

Limiting the total size of samba's vfs_recycle by pruning oldest deleted files first

Running SerNet Samba 4.0.9 on CentOS 6.4 serving as an AD DC and fileshare for XP clients. Added recycler per the example here. My concern is that the recycle dir will eventually grow large. ...
1
vote
0answers
461 views

Permanently change per-process stack size

When I use ulimit -s to change the per-process stack size, it only lasts for that login; if I restart the setting is lost. How can I permanently change the maximum stack size on my system?