0
votes
1answer
62 views

How to set memory limit on OS level to overcome problems with “Burstable memory service”?

I have VPS. It has Burstable memory service. My guaranteed memory limit is 1GB. I want linux not to take more that 1GB to programs on OS level. How to do it? It is ubuntu server.
6
votes
2answers
3k views

How to remove/backup script from /etc/init.d/?

I've been working with linux for a while but in a rather simple manner. I understand that scripts in init.d are executed when the os starts but how exactly does it works? What if I want to keep a ...
4
votes
2answers
151 views

How does the operating system know which parameter to pass to /etc/init.d/ ?

I've been working with linux for a while but in a rather simple manner. I understand that scripts in init.d are executed when the os starts but how exactly does it works? How does the os know which ...
-1
votes
4answers
178 views

Best ubuntu server to use [closed]

I'm installing ubuntu on my server instance, and I have the following distributions to choose from: Ubuntu 10.04 LTS (Lucid) Ubuntu 11.04 (Natty Narwhal) Ubuntu 11.10 (Oneiric Ocelot) Which of ...
0
votes
1answer
286 views

How should one configure nginx and Ubuntu 11.04 to handle a Rails app with lots of traffic?

My setup: one EC2 m1.large instance (4ECUs, 2 cores, 7.5GM RAM) Rails Ubuntu 11.04 Natty nginx (v1.05) and Passenger (v3.011) MySQL 5.1.57 running on an Amazon RDS instance I expect my site to get ...
0
votes
1answer
407 views

HTTPS Lookup of SSL Cert Slow

We setup a new Rackspace to shift capacity from our an existing server we have that is overtaxed. During this process we setup a new SSL cert using the command line instead of WHM / cPanel tools that ...
8
votes
1answer
1k views

What's the difference between apt-get dist-upgrade and do-release-upgrade?

Will apt-get dist-upgrade do the exact same thing as running do-release-upgrade? I'm currently running Ubuntu Server 11.04.
1
vote
3answers
450 views

Should I use ubuntu 11.04 or 11.10 on ec2 for a rails front-end server?

I have been digging around for an answer to this question and have come up with a handful of benchmarks and a whole lot of promotional material but it's not clear to me what to choose. If I am ...
0
votes
1answer
189 views

ufw deny a network

Our webapp is being hammered by some people in a university in china. They've written a bot that is hitting our signup/signin end points. We've deleted the accounts but we'd really like to cool off ...
0
votes
3answers
544 views

NoMachine and FreeNX are acting weird

Does anyone have experience fixing NoMachine NX and FreeNX? I am using Ubuntu 11.04, I've successfully installed the NoMachine Client, Node, and Server. I have also successfully generated my own SSH ...
0
votes
1answer
284 views

Installing a GUI on Ubuntu server 11.04

I am looking at the possibility of installing a GUI on my Ubuntu 11.04 Server. The reasons are many. What I am wondering is whether I should go GNOME or something like XFCE. What are the differences? ...
4
votes
2answers
924 views

Why can't I attach a screen session

I've got a screen session running which I would like to :quit, but I can't because when I try to re-attach, I get an error saying it can't open my terminal. I'm sure I could kill the daemon or ...
2
votes
2answers
569 views

Transfer between internal disks slows down for large files

I'm running a Ubuntu Server 11.04 (amd64) on a machine with 1.6Ghz dual-core CPU, 4GB RAM, and 2x250GB 7200 SATA drives (both 3.0Gb/s and newly formatted from a fresh install). When I transfer ...
1
vote
2answers
3k views

Configure router/gateway on Ubuntu issue: unable to reach hosts behind ISPs gateway (network map provided)

I try to configure my notebook running Ubuntu 11.04 (desktop edition) as a gateway (may be router needed? --- this is the bit of confusion for me), so that I can share Internet connection (incoming on ...