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Questions tagged [resource-management]

82 questions
38
votes
5 answers

Set max file limit on a running process

I have a long running process that is eventually going to hit the max open file limit. I know how to change that after it fails, but is there a way to change that for the running process, from the command line?
kāgii
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21
votes
6 answers

2008 R2 Terminal Server: "Insufficient system resources exist to complete the requested service"

I'm working with an unhealthy Windows 2008 R2 Terminal Server configured in a vSphere environment. It currently has 4 vCPUs and 32GB RAM. No overcommitment. The concurrent user count on this server has risen sharply in recent months (~70), and is…
ewwhite
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14
votes
5 answers

systemd, per-user cpu and/or memory limits

There is similar question: Cgroups, limit memory per user, but the solution doesn't work in "modern" systems, where cgroups hierarchy is managed by systemd. Straightforward solution — templating user-UID.slice — won't work, because it is not…
intelfx
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8
votes
5 answers

I need to replace munin with something more scalable

I have used munin on multiple servers for many years with great success, however with more than 100 munin-nodes and when there is load on the clients, the processing is timing out. I have made some scaling changes to the cron job, and number of…
Tom
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6
votes
0 answers

How to view cgroups resource control heritage between parents and childs process

Taking for example this hierarchy from systemd-cgls: └─user.slice ├─user-1000.slice │ ├─user@1000.service │ │ └─init.scope │ │ ├─3262 /lib/systemd/systemd --user │ │ └─3263 (sd-pam) │ └─session-3.scope │ ├─3260 sshd: user1…
rfmoz
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5
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3 answers

Is it possible to set up a default user quota for users in a specific group in Linux?

I'd like to be able to set up a default user quota for members of a group if they don't have a specific user quota defined. The idea is that by default, they'd have this standard quota but if a specific entry for them was made in the aquota.user…
dagorym
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4
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4 answers

What should be done with excess computing resources after converting to thin clients?

I work part time for a small private school. The 24 node computer lab kept having hardware failures (mostly drives and cooling fans) so I turned it into a Linux based thin client network. Although the workstations now boot from the network, most…
Kenneth Cochran
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4
votes
1 answer

Terminal Server Freezing

I've only basic Windows Server knowledge and I've inherited responsibility for a Terminal Server installation with 20-30 concurrent users (Windows Server 2003). There are intermittent problems with performance - ultimately due to to the low spec of…
user83664
4
votes
5 answers

Limiting resource usage per user in Red Hat Linux

I need to limit CPU, memory and network bandwidth usage for a bulk of processes on per-user basis. User is in fact just logic grouping for several daemon processes and not real humans. So different users has similar (but not necessarily identical)…
Rorick
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3
votes
1 answer

What is a good way to determine a server's connection usage?

Trying to figure out where my system's connections are being used (i.e. how many connections belong to what processes - could even be filtered by some expression through grep, if it applies). The system is running CentOS 6. How can I determine what…
Juan Carlos Coto
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3
votes
1 answer

Oversubscribing virtual servers

I'm looking for a basic guide to get started with overscribing host hardware for my virtual machines. My basic scenario is below, but I'm not looking to address this particular case so much as general information for how to go about allocating the…
Joel Coel
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3
votes
1 answer

Open source software for resource management

I recently wrote some scientific software designed to be run from the command line, and am now working on creating a web front end for that software to make it more accessible to scientists who aren't as savvy with the terminal. Implementing the…
Daniel Standage
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2
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1 answer

Automating scheduling and dispatch of compute jobs by different users

I'm going to set up a Linux server (probably CentOS) in a computer science department. The server will be used as a compute server, by people doing research on GPU computing, bioinformatics, or AI. Hypothetically I could just give a shell to each…
gigabytes
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2
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1 answer

Transfer Azure resource group to different account

So I'm switching employers. On my visual studio subscription I have 130€ a month to burn, so I have an Azure VM running for free to try stuff. By now I have a few things there I'd like to take with me, instead of rebuilding everything from scratch,…
Metallkiller
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2
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9 answers

Open Source Task Portal?

I apologize in advance if this is not an SF question, but I'm thinking it's in the gray. Are there any good Open Source or atleast fair priced "intranet" project portals where you can have a dashboard, view your tasks as well as your employee's and…
Physikal
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