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5
votes
1answer
70 views

How to handle security updates within Docker containers?

When deploying applications onto servers, there is typically a separation between what the application bundles with itself and what it expects from the platform (operating system and installed ...
0
votes
0answers
23 views

Configure Nginx with multiple lxc containers, virtual hosts and subdomains

I want to use multiple (at least 3) lxc containers running Apache2 on port 80. I want to configure Nginx such that www.mydomain.com serves the content on the host machine while sub1.mydomain.com , ...
0
votes
1answer
26 views

Reverse Proxy Linux Containers

I am trying to set up a reverse proxy on my ubuntu 14.04 host so that I can run multiple websites, each in their own LXC container (one day docker but one step at a time). In this example the ...
0
votes
1answer
86 views

Taskset not working properly in OpenVZ container

In a Debian OpenVZ container, I'm trying to use taskset to pin a process to a core, but it doesn't work: root@foo:/# taskset -c -p 0 1754 pid 1754's current affinity list: 0-7 pid 1754's new affinity ...
0
votes
2answers
94 views

Force an LXC container to use its own IP address

Sorry if this question has already been asked. I could not find it, I have this setup : +---------------------------------------------------------------------------------------------+ |HOST ...
10
votes
2answers
1k views

Linux containers (LXC) on Red Hat/CentOS EL6 - lxc-create versus libvirt?

It's tricky trying to stay within the good graces of Red Hat and still plan for system longevity... I've been a proponent of Linux Containers (LXC) for over a year. My initial installations were ...
1
vote
1answer
39 views

Accessing a container from another container using the public IP of the host

I've some issues configuring properly the network in proxmox. In short, from a container, I can reach any web server outside (ex: google.com), but I can't reach the web server on my container. The ...
0
votes
1answer
40 views

Linux Containers (LXC) : lx-execute and networking

I have a question about LXC Containers. I have some containers, if I lxc-start them, they come up with networking fine, but I want to just be able to run commands against them using lxc-execute, ...
0
votes
1answer
47 views

Read in effective RAM usage on Linux

I'm running some programs on *nix inside of a container and I'm attempting to closely calculate the amount of RAM my process is using. It is my understanding that this information should be under ...
0
votes
1answer
57 views

headless linux server for web serving tasks

I only need to run text-based applications on my server. think LAMP + ssh. It seems unnecessary to install entire distributions, like ubuntu, just to fire up apache and serve up my one web app. ...
2
votes
1answer
151 views

Prevent fork bomb inside docker container

I am currently struggling with limiting number of processes for user which I called sandbox. I configured processes limit inside /etc/security/limits.conf like this: sandbox hard nproc ...
0
votes
1answer
290 views

why docker not executing init as lxc

Docker is not running init. So services are not started during startup. Lxc runs init during lxc-start.Since Docker is using lxc why it is not running init. What are the advantages of not running init ...
0
votes
0answers
45 views

Containers running on ARM

I've been doing some research and decided to implement OpenVZ since it allows each container to be isolated from other containers, unlike LXC. However, OpenVZ is still not supported for ARM ...
0
votes
0answers
26 views

Same tc rules, different behavior?

I want to do some experiments with various network conditions. To do this, I am created 2 lxc containers and I place traffic control rules with tc on their network devices to represent these ...
3
votes
0answers
64 views

Configuring Container with bridges and vlans (server only?)

I have two groups of lxc contianers on a server and want to isolate their network traffic for security reasons. I will be using port forwarding so the containers much each have separate IP's. I know I ...
0
votes
0answers
58 views

No Internet connectivity to linux container on Debian

I have created a linux container with debian-wheezy template. I am not able to have internet connectivity from the container. Below is my network configuration. Could some one please help me in ...
0
votes
0answers
50 views

Using SQLite to query services directly from repository.db?

Scenario: Two physical servers, each has one non-global zone. Production zone is always running, the "Disaster Recovery" (DR) zone is always asleep. Problem: I need to keep the configuration between ...
1
vote
1answer
106 views

How to list disk space usages of all containers on an OpenVZ server?

I have an OpenVZ server with 46 containers. How do I get a list of all the containers with their corresponding disk usage?
-3
votes
1answer
493 views

dotCloud Docker vs traditional VM [closed]

I am new to Docker. What are the major differences between Docker and traditional VM? Is Docker stable enough for daily use?
1
vote
1answer
117 views

How is Apache 1.3 compressing?

More specifically, I would like suggestions as to how my server is encoding in gzip compressed format. We have once OC4J container that serves gzip transfer encoding, and others do not. Trying to ...
1
vote
2answers
462 views

How to detach a Solaris non-global zone when zoneadm detach is not available?

I have an old Solaris 10U1 that does not have zoneadm detach command. Only the following subcommands are supported: help boot halt ready reboot list verify install uninstall I need this to move ...
0
votes
1answer
143 views

placing war file in the webapps subdirectory of the servlet container’s installation directory

i am trying to install a particular software and it is asking me to place the .war file in the webapps subdirectory of the servlet container's installation directory. I am not sure which location is ...
0
votes
0answers
623 views

Solaris Zone cannot reach network/internet

I am new to Solaris, (duh ?!) and took a stab at setting up a solaris machine with zones. The solaris machine sits on vmware esxi server. I no problems getting the machine up and running, besides a ...
0
votes
1answer
735 views

OpenVZ Can't initialize containers after install

I have installed OpenVZ on centos 6 on a dedicated server. I followed quick installation guide on openvz wiki. After installing thru yum, I don't know why, but grub.conf wasn't automatically updated ...
1
vote
0answers
161 views

auto add ip to containers using openvz commandline

looking to script some container creation. Is there a way to use the PBAS auto add ip function at the node's command line? Something like this. vzctl set CTID --ipadd AUTO_IP_ADDY --save I could ...
0
votes
1answer
98 views

How To Create User's Virtualization Environment

what i want to do is to create user virtulized environment (online) i want to create an environment that my user connect to my server online & they will have there own online pc .. may be its ...
5
votes
3answers
1k views

Explain in Plain English what is LXC and for what it is useful [closed]

What is LXC? For what it is useful? What are the differences between LXC and common virtualization?
1
vote
2answers
447 views

Isolating websites on a shared host using container solutions

Isolating websites on a single machine from each other the underlying OS (i.e. without using a bare-metal hypervisor such as ESX) can be achieved using "container" technologies, such as: chroot ...
7
votes
3answers
3k views

Why LXC when there is linux-vserver?

I am no LXC expert, but as far as I know it is really similar to linux-vserver. If that is correct, I wonder why there is another player in the already crowded virtualization camp? What does LXC ...
0
votes
2answers
265 views

Encryption container for multiple people

I was just wondering if anyone may have come across a product that would allow for a container based encryption to be used by multiple people, in a Windows Server setup. I wanted to see if there ...
1
vote
4answers
902 views

OpenVZ Host is the source IP address rather than actual web surfers?

I am experiencing something a little bit odd. I'm running OpenZV on a CentOS 5 server. It appears that on containers the source IP address that say Apache webserver sees a request from is the OpenVZ ...
4
votes
7answers
470 views

What's the benefit of using “containers” in the datacenter as opposite to regular installation

I have just seen this video: Google container data center tour What is not quite clear to me is, what's the benefit from placing the servers inside containers?