OpenVZ is an open source operating system-level virtualization which integrates with the Linux Kernel, because of this OpenVZ can only run on Linux and can only run Linux containers which have compatible kernels. OpenVZ separates out virtual environments into "containers", which are similar to BSD ...
2
votes
0answers
20 views
Nagios (Return code of 141 is out of bounds) on random services
We have had Nagios running on one of our servers with out any problems for a while but lately we get (Return code of 141 is out of bounds).
The load on the server raised because we gone online with ...
0
votes
0answers
34 views
How do I rebuild a VM using Proxmox control panel?
I'm using Proxmox Virtual Enviroment (v 2.1) to manage my openvz virtual machines. Sometimes I want to rebuild a virtual machine with other openvz container template, but I couldn't find any tools in ...
-2
votes
0answers
34 views
2 x Intel XEON E5504 CPU VS 1 x Intel XEON E5620 CPU ? for servery will carry about 20 to 30vps [closed]
Possible Duplicate:
Can you help me with my capacity planning?
i will buy a server to hold number of medium vps between 20 - 30 vps , but i don't know what's the best processor to include :
...
1
vote
2answers
102 views
Server mysteriously rebooting
I have a VPS that almost daily performs a reboot. I finally managed today to get a clue from my logs
May 12 03:14:49 sshd[19379]: Did not receive identification string from 173.212.118.167
May 12 ...
1
vote
1answer
28 views
VPS Node and top -c
When using and viewing top -c with openvz does the CPU usage and everything include usage for everyone else on the system or just you?
I've been watching my VPS node for awhile now and I've seen ...
0
votes
0answers
17 views
OpenAFS on OpenVZ guest
I'm trying to install and configure an OpenAFS server inside an OpenVZ container.
However, when running afs-newcell, it complains that the AFS client cannot be started. It says "AFS module ...
2
votes
1answer
44 views
I want to run MongoDB on OpenVZ, but crashes expected — what can I do about it?
My Server is hosted on HostEurope, a virtual server
uname -a prompts
Linux lvps176-28-21-237.dedicated.hosteurope.de 2.6.18-028stab095.1 #1 SMP Mon Oct 24 20:15:15 MSD 2011 x86_64 GNU/Linux
They ...
1
vote
0answers
40 views
Anyone using Archipel in production for managing virtual machines?
I am getting ready to deploy a new server for my company. We intend to use virtualization mainly for security but also to help with versioning and other issues. We have decided to use openvz. Now I ...
0
votes
2answers
94 views
dedicated server virtualization, xen or openvz?
I am putting a new server in a datacenter for company use and my company website. I use a lot of VPS accounts and in that world the choices are xen or openvz. I will be using virtualization on my ...
0
votes
1answer
90 views
Translating debian network configuration to gentoo
I just got rid off Debian on my VPS (OpenVZ) and installed Gentoo on it, however it is a plain Gentoo image without further configuration, i.e. no working network.
I'm not familiar with Debian and ...
-1
votes
1answer
54 views
Is there a way to run OpenVZ on a filesystem that doesn't need to fsck?
I'm running OpenVZ, and occasionally need to power cycle my host. Of course, it has to fsck every time it comes back up (ext4) Is there a way to run OpenVZ on a filesystem that doesn't have to fsck in ...
2
votes
0answers
91 views
Replacing TightVNC with alternate client (CONNECT parameter)
I am in the process of reverse engineering an existing system in an attempt to replace their existing TightVNC applet with something else (hopefully NoVNC if at all possible).
So far, here is what I ...
0
votes
1answer
48 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
37 views
Performing yum update on an OpenVZ host
My company runs a handful of OpenVZ servers (HN) and hosts all the server as containers on these HNs.
We have done some pentest and found out we have to do update the kernel on the HNs to resolve a ...
1
vote
1answer
131 views
OpenVZ + CentOS 6.0 + Home Network
Setup a centos 6 server at home and installed openvz kernel and all working fine.
My only issue is routing IPs to the containers (typing the different IPs in from another PC showed my default web ...
2
votes
2answers
173 views
NFS4 client within OpenVZ container running Ubuntu 11.10?
I have an Ubuntu 11.10 VPS running inside OPenVZ with a hosting company. I'm trying to get it to mount a remote NFS server using NFS4, but can only get it working using version 3. I've been Googling ...
3
votes
4answers
269 views
Private Cloud: Debian and OSS vs vmware vSphere, which is best for corporate use? [closed]
I'm hoping someone can shed some light regarding the current state of
virtualization on Debian. Since I like my information first-hand, i
thought I'd ask here for some real-world use cases. I am ...
1
vote
0answers
90 views
CentOS OpenVZ fail to boot after kernel update
After upgrading to latest OpenVZ kernel CentOS server won't boot. When i try go boot the latest kernel server is stuck at this point: (note that images are taken from virtual kvm)
...
0
votes
1answer
121 views
OpenVZ container can't reach the internet
I installed OpenVZ on my Debian 6 server which has only 1 IP.
So I tried to follow this guide on the OpenVZ wiki, but alas only with partial luck.
I succesfully forwarded port 8090 of the Host server ...
0
votes
0answers
80 views
OpenVZ container doesn't start - Invalid template
I have issues running Ubuntu 11.04 x86 VPS (container) on OpenVZ node.
I've tryed to replace sbin/init file with fresh, checked the configuration, but no success.
In vzctl.log all I can see is:
...
2
votes
1answer
79 views
permission denied for chmod as root
I need to manage a customer's openvz guest (latest debian squeeze 64 bit). Now when I try to do a chmod 0750 /root as root it gives me Permission denied. This really puzzles me, as I thought root can ...
0
votes
0answers
48 views
OpenVZ: --private vs --root options
If we want to make available a partition from host node (HN) to a container which option, private or root, to use and how?
I have a /root1 and /root2 partitions available in HN that I want to use for ...
0
votes
0answers
75 views
How to see what is causing failcnt on tcpsndbuf
I am seeing a failcnt on my tcpsndbuf by looking at the user beancounters. How am I able to see what is causing this failcnt?
I am experiencing problems with my server and I think that it is as a ...
0
votes
1answer
244 views
Jenkins (JVM) crashes after few minutes after start
Host OS: OpenVZ host
Guest OS: Debian 6.0 minimal
Java: java6 sun
Servlet container: Winstone
Jenkins for debian: http://pkg.jenkins-ci.org/debian/
Jenkins version: 1.449
uname -a: Linux hostname ...
1
vote
0answers
70 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 ...
2
votes
0answers
90 views
How to properly set CPU Units for OpenVz VEs
According to all the sources I read (openvz wiki, various mailinglists, forums, ..) the values of the cpuunits settings are relative to each other. So when all are equal and the system is busy, all ...
2
votes
0answers
378 views
Is LXC secure enough for VPS hosting?
Right now I'm using Linux VServer for VPS hosting. But it's lacking some functionality I need (ex. cpu usage virtualization, quota support for guests, etc.) so I'm thinking about switching to OpenVZ ...
0
votes
0answers
56 views
OpenVZ server crashes after start of container
So I used vzdump --restore to restore a container from another server, seemed to work fine. Everything seems to be there, I compared vz.conf with another one I made on the box, but...
When I run ...
0
votes
1answer
25 views
How do I investigate new transaction behaviour between Mysql 5 and JBoss 4.02 inside OpenVZ?
I have moved a production server over to OpenVZ, something that I've done many times before, only this time it has impacted the transaction behaviour of certain operations.
All my tables are innoDB. ...
2
votes
1answer
501 views
How can I tell who/what shutdown my CentOS VPS?
CentOS 5.7
VPS (running on OpenVZ)
My VPS shut down this morning and I'm not sure why. I contacted my VPS host and they indicated that the server "was off". They powered it back on but I'm confused ...
0
votes
1answer
147 views
How to convert OpenVZ OS template to bootable image file?
My question is how to convert a pre-created OpenVZ OS template which are in tar.gz format (such as these) to an image file in order to be able boot it with other virtualization solutions such as QEMU ...
0
votes
1answer
102 views
Networking OpenVZ VEs
I've got a host with OpenVZ installed on it with several containers.
I want to set up a virtual network between some of them but without having to use any physical devices but I'm new to OpenVZ and ...
3
votes
3answers
357 views
Cannot create Java VM on OpenVZ
I'm constantly encountering an error related to Java and certificates on my Ubuntu server running in OpenVZ when installing things from apt-get. I'm pretty sure it has to do with how Java allocates ...
4
votes
2answers
574 views
Advice on most fitting choice of virtualization platform: Xen | OpenVZ | KVM | other? What suits the purpose best?
I am aware of the multitude of virtualization threads here but they all seem to be oldish and i'd like to have a brand new one ready for 2012.
I'm currently evaluating Xen, OpenVZ and KVM for ...
1
vote
1answer
56 views
How does OpenVZ know a VE's distribution
With OpenVZ you assign a VE's hostname (among other things) from the host node (HN) using vzctl set CTID --hostname myhost --save. It then sets this in /etc/vz/conf/CTID.conf. During startup of the ...
0
votes
1answer
56 views
Network issue migrating an VMWare guest to an OpenVZ container
I've migrated a server from vmware to openvz, both are running on the same physical host (I plan to eliminate vmware). If I give the new openvz container a new IP anybody on the LAN and outside ...
0
votes
0answers
92 views
SUSE virtual container under OpenVZ Debian host
i try to install opensuse OS image which downloaded from official OpenVZ site, but i have some problems after creating vm. My host under Debian Squeeze, my kernel is 2.6.32-5-openvz-amd64 and here is ...
0
votes
0answers
40 views
What is the equivalent of kmemsize on ubuntu?
On CentOS there is a limited amount of memory called Kmemsize which is eaten by etherent connections. This used to be the bottleneck for my connections to memcache and databases.
My question is ...
2
votes
1answer
167 views
What could I or my VPS provider be doing wrong? (TUN/TAP on OpenVZ)
I'm trying to setup OpenVPN on a CentOS VPS (OpenVZ). But the problem I am having has to do with enabling the TUN/TAP interface. When I purchased the VPS service, I left a note to have the TUN/TAP ...
1
vote
2answers
612 views
Oneiric's init (upstart) taking up 99% cpu on openvz
I'm having a problem with a openvz vps which came with Ubuntu Natty (11.04) and I recently upgraded to Oneiric (11.10). After a reboot I found the init process stuck at ~99% cpu and the loadavg ...
1
vote
1answer
452 views
How to install git server on debian VPS (openvz+direct admin)?
What are the risks and precaution steps when installing git server on debian VPS (openvz + direct admin) ? How to install git server properly in such environment ?
I would like to use git server ...
2
votes
2answers
93 views
upgrading kernel from 2.6.27 to 2.6.32
I have an openvz server, currently running on linux-2.6.27-openvz-kiprensky.1-r1
Now, I'm upgrading server and part of the upgrade is kernel upgrade. Now, I'm offered
...
1
vote
0answers
109 views
Truncated HTML responses with OpenVZ (and nginx)
I'm running nginx in a OpenVZ container on Debian 6 and when proxying I get truncated responses. Most of the time it happens when I proxy another proxy like varnish or apache (for svn servers). I ...
0
votes
2answers
121 views
apparmor not working ubuntu 11.04 insize OpenVZ
so it seems I have everything installed, but apparmor_status gives "apparmor module is not loaded." Also some apparmor scripts check for presence of /sys/module/apparmor and it is not there... Any ...
0
votes
2answers
294 views
Stop an unstoppable openvz container
I have an openvz container that is NOT stopping with the standard vz tools. How can I kill it? I tried a VZ destory but that wont work.
Thanks
0
votes
0answers
64 views
cgroup on a Virtuozzo/OpenVZ host
Searching with google I couldn't find an answer.
My Hosting provider is using Virtuozzo or OpenVZ, in my vhost I installed Debian stable, I would like to use cgroup to manage some resource hungry ...
1
vote
1answer
193 views
Open VZ firewall solutions
Ive got VPS running on an Open VZ virtualisation instance. Unfortunately im having a lot of trouble getting a firewall up and running. Ive tried my usual UFW and shorewall, but neither of them would ...
3
votes
1answer
151 views
Is it safe for a single directory/file to be served by two separate samba daemons simultaneously?
The situation is this:
I have a Debian server which acts as a web/mail server as well as an
Internet gateway for a small office. All the externally available
services run on OpenVZ virtual ...
0
votes
0answers
58 views
OpenVZ VEs do not restart properly after host reboot
I’m the administrator of two Debian servers running OpenVZ. Today there was a kernel update available for both machines. So I installed the new kernel and restarted the host. After the restart I could ...
1
vote
1answer
150 views
OpenVZ with RHEL6 kernel & page cache?
After upgrading kernel from debian 2.6.32-openvz-amd64 to RHEL6 2.6.32-042stab035.1, I have problem with kernel page cache.
Looks like no OpenVZ containers use page cache and now I have 10-15GB free ...
