VPS is the acronym for `Virtual Private Server`. Hosting companies provide customers the ability to rent computing resources, which are used to create and run virtual machines that are controlled by the customer, but run on the hosting company's hardware. Such a VM is known as a VPS.

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58 views

DNS Setting for POP3 and SMTP email [on hold]

I'm new to server configuration, I have used rented webservers a lot, but I tried venturing myself with a VPS to run my own web/email server. All is good, I installed VestaCP to help me with dealing ...
0
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1answer
25 views

Is it bad to use swap with SSD when running a server out of memory?

I have DigitalOcean VPS, which has 2GB of memory. I'm soon running or am about to run out of it. How big is the performance hit if I use big swap? DO use SSD has harddrives, and I'm not the one who ...
0
votes
1answer
18 views

Optimizing mysql and apache ovh vps [duplicate]

My website is 100% mysql php so it gets slowdown and sometimes server shutdown. I'm using VPS Classic: The best cheap VPS - $2.99/month - OVH (VPS Classic 4 - 4 vCores and 8GB RAM). I want some ...
0
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2answers
30 views

Staging and Production on same or different VPS?

I'm starting a web business with a designer friend. We are trying to find the best possible way to host our websites on a VPS. We are dividing our workflow in two parts: first we create a staging ...
0
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0answers
14 views

Apache 2.4.7 processes pages but data takes 1 minute to get delivered

We are having a very peculiar issue with a simple, new Ubuntu 64 bits LTS 14.04 LAMP VPS installation. It features only one website (under construction), which is based on WordPress. I have installed ...
0
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2answers
27 views

How to list open but not used (by a process/program) port?

I have a VPS with debian wheezy installed on it. A firewall is active on the it with all ports not allowed by default. The firewall can be managed through the web interface of the provider of the VPS ...
1
vote
1answer
45 views

Backup of running KVM qcow2 VPS

I want a robust method of taking backup of KVM VPS of qcow2 file, while running. After searching for a long time I found that we can use rsync for live backup. I used following command for rsync: ...
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1answer
24 views

VPS Email Setup - Can send but can't receive

Set my first VPS up yesterday and brought a domain name from 123-reg and got the domain working properly. However today I set up an email account via cPanel. The email account can send out emails but ...
16
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1answer
1k views

Linux says my space is full with 2.4/50gb used

Today I ran across a problem and I'm not sure if it's a wrong configuration of my hosting provider, because I haven't changed anything about the file system. df -h says: df -h Filesystem Size Used ...
0
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1answer
28 views

VPS server restarting MOD_SECURITY?

My VPS server has been acting up lately, for example last weekend the PHP module Imagemagick simply stopped working and I had to do a PERC uninstall / reinstall. Today my server has been totally ...
0
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2answers
24 views

Non Azure VPS connecting to an Azure SQL Server

Ive got a VPS running a web application where its performance is being slowed incredibly by the SQL Server that is installed alongside it. I want to use Azure SQL Server to host the database there and ...
0
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0answers
22 views

Tunneling VPS Traffic Through VPN

I am trying to tunnel the traffic coming from a VPS through a VPN but it doesn't seem to be working. The current .ovpn file that I am using seems to work fine on my local machine, but when I launch ...
0
votes
1answer
17 views

Using a VPS as an OpenVPN client

I am trying to tunnel the traffic coming from a VPS through a VPN but it doesn't seem to be working. The current .ovpn file that I am using seems to work just fine on my local machine, but when I ...
0
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0answers
21 views

How to decide on which server to install memcached?

I have two separate servers: Server A is a nginx web server Server B is a MySQL server Both servers are on a private network. How do I decide where to install memcached? What factors should be ...
0
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0answers
40 views

VPS imap-login error

please, could you help me with my problem? I installed VPS. Everythings ok, except email and I cannot figure, why it doesn't work as expected - Squirell mail returns when trying to log in: ERROR: ...
0
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0answers
20 views

Backup server for Subdomain

I have a subdomain and two different server. I want to create a backup server for this subdomain so when first server can't reached or not respond, second server automatically answer requests. main ...
1
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0answers
28 views

how could I change the IP address dynamically

I bought many IPs for my VPS machine. But I don't get how to change the IP with the interface eth0, eth1. And it seems only eth0, eth1 can be seem with ifconfig And the machine will lose connection ...
0
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1answer
22 views

Empty /var/log/btmp file - Doesn't fill when a bad login occurs

I'm on a VPS which runs Debian 7.0 64bits. And my problem is that all the SSH attempts of connection which failed doesn't appear on my /var/log/btmp file. So when I do : sudo lastb It (only) ...
0
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1answer
25 views

What packages can I update in OpenVZ contained guest?

Recently I bought low cost (1$/m, 256 MiB) VPS based on OpenVZ virtualization. There are pre-built guest Debian 7.0. I like stay with more recent Debian stable release - 8.0. Is it safe to: sed -i ...
0
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0answers
11 views

Determining what type of virtualisation used on VPS/VDS? [duplicate]

I bought VPS/VDS and want to know what virtualization used. I have a root prompt in Debian Linux.
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1answer
176 views

CentOS 7 firewall-cmd not found

I have just installed CentOS 7: [root@new ~]# cat /etc/redhat-release CentOS Linux release 7.1.1503 (Core) I am trying to configure the firewall, and I'm told that in CentOS 7 iptables is no ...
1
vote
1answer
109 views

G-Wan uses all available memory

I've installed the latest at the moment g-wan web server (4.3.14 x64) on a KVM VPS with Ubuntu 14.04.02 x64 server edition provided by Vultr ( 1GB RAM, 1 CPU core and 2GB swap ). The VPS setup is ...
1
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0answers
21 views

Can't connect multiple user to L2TP VPN server (Error 720)

I have a VPS running windows server 2008 r2 standard. I configured Routing And Remote Access and NAT , i created multiple users with "Network Access Permission: Allow Access" . What i have done in ...
0
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0answers
47 views

red5 server installation could not resolve dependencies issue

I am trying to install Red5 server on my dedicated VPS server. My server is Ubuntu 12.04. I'm doing my installation over SSH in Terminal on Mac. I have Java 7 JDK and JRE installed. I am doing ...
0
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0answers
13 views

Apache seems to remove slash from cgi-bin url

We have a 1and1 vps running centos which is behaving strangely when we try to post/get to the cgi-bin. We have a directory called Monitor under the cgi-bin so to hit a perl script inside it we would ...
0
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0answers
11 views

Proper records for mail and domain [duplicate]

I am having the following question: I have a domain (let's say example.com) and I need to set up the proper records for the e-mail so that to minimize the possibility for a message to go to spam. I am ...
1
vote
1answer
58 views

Host keeps asking for password when using SSH Keys with PuTTY for Windows

I'm using PuTTY for Windows to connect to dreamcompute-VPS(dreamhost). At dreamcompute panel, I created a private key and downloaded it, a .pem file. Using PuTTYgen, I converted this file to .ppk as ...
0
votes
1answer
19 views

Accessing files from dreamcompute vps

I'm very new in this subject, but the problem is: I can't access files from a website to make small html edits. The only thing I know is that I need to make it using SSH. What I've tried: I ...
0
votes
2answers
73 views

Cannot create directory: Permission denied

I'm trying for the first time to set up GIT on a VPS following this tutorial. Part of the instructions are: cd /var mkdir repo && cd repo mkdir site.git && cd site.git git init --bare ...
0
votes
1answer
25 views

SSH login asks for password

This is the first time I'm trying to set up a VPS, so please bare with me. I've followed the steps of Digital Ocean to create a droplet. I'm using Cloud9IDE for the development of my app. The steps ...
6
votes
1answer
51 views

Prevent hijacking IPs in KVM/libvirt

How can I prevent a VM user/client from accessing IP addresses he doesn't own but are routed over the same bridge on KVM/Libvirt? IP addresses are routed to a cisco switch vLan consisting of a /24 ...
0
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1answer
35 views

IP forwarding server (or other solution)

We have physical server based in Hungary that are serving our Hungarian version of a site. For any other website we launch in different countries, We buy hosting in that country and launch another ...
0
votes
1answer
18 views

Is it possible to transfer OpenVZ VPS image to XEN platform?

I'm having a memory related issue with my vps on openvz platform and I guess that my hosting provider is overselling RAM. So, I'm thinking to move on a xen platform since ram cannot be oversold but I ...
0
votes
1answer
51 views

How can I download a complete image of my DO VPS to an image for a VM over SSH?

There isn't a way to download a complete image from Digital Ocean VPS hosting through their web UI. How can I download an entire image of the VPS that I can use locally on a VM or upload to another ...
0
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1answer
25 views

Fail to login to sudo user on VPS

VPS Supplier: DigitalOcean OS: Cent OS 7 Client: Mac OS X 10.10.3 bash Root I login as root and created a sudo user me. Then I configured the /etc/ssh/sshd_config as following: RSAAuthentication ...
1
vote
1answer
57 views

tar uses too much memory for its buffer - workaround?

I am taring and then compressing a bunch of files&directories on my Ubuntu Server VPS for a backup. It only has 1GB of RAM and 128MB of Swap (I can't add more - OVH use OpenVZ as their ...
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votes
1answer
39 views

Increasing swap on RAM-limited VPS used for calculations [closed]

I'm using a VPS for some computationally heavy tasks but not to host a publicly-facing website. The author of the application I'm using recommends running the jar with 8GB of RAM, but adding those ...
1
vote
0answers
31 views

firewall on server preventing access by multiple computers on same NAT'ed ip

I am encountering a strange problem with my VPS provider and wondered if anyone here with firewall / sysadmin experience had seen anything like this. Has anyone seen a situation where a firewall or ...
1
vote
1answer
20 views

Exim on VPS receives emails meant for MX

Last weekend I transitioned a company website and corporate tools from an old server to a VPS which was set up beforehand on test.example.com and then moved to example.net. While the box does send ...
-1
votes
3answers
38 views

HTTPS url Works - HTTP does not, broken with SSL install

I was recently just installing SSL onto my server / website. Once I finished all the steps, I went to check my website using the https://www.breakwatersurfcompany.com which worked great, however. My ...
0
votes
2answers
25 views

How to handle passwords in a script: in-memory VS on-file

I have a script that runs on a VPS in a cheap cloud provider. The scenario is: I trust my provider, but I prefer to make his life hard if he ever wants to steal my key. All the interested folders in ...
1
vote
1answer
44 views

MariaDb and Httpd getting killed due to memory

I have a Centos7 VPS on OVH with this settings: 1Virtual Core 1 GB Ram 10 GB Raid 10 I have running on it 3 wordpresses. One of them is still on building (0 access to public), other has very few ...
0
votes
1answer
45 views

(VPS Cloud) Site goes down, htacces modified, i think due to high traffic [closed]

i have a cloud vps at ovh having 8GB of ram, a 6 vCores processor and installed Parallels Plesk 12 on Ubuntu 14.04 (64 bits) I have more than 10 sites in there but only 2 have traffic From histats: ...
0
votes
0answers
40 views

Was i sold a VPS instead of Dedicated server? [duplicate]

I've been having weird inconsistencies through the server, so i've decided to look around, so dmidecode -t system outputs: Manufacturer: VMware, Inc. Product Name: VMware Virtual Platform ...
1
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0answers
12 views

No buffer space available : how to track

when I receive a lot of traffic on my vps, I receive the error that there is no buffer space available. I would like to track if there is a leak, for example non-cached api requests, or to see from ...
0
votes
0answers
39 views

Daemon is sending email to root@vpsxxxxx but which deamon?

I have an email address host a Gandi which is: test@mydomain.com password: 1234 I set up an ssmtp deamon on a VPS debian to be able to send email through this address. /etc/ssmtp/ssmtp.conf is: # ...
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votes
2answers
22 views

Host multiple CMSs at the same domain.

Currently I have a VPS hosting ownCloud. I have added a domain name to the server, so now it is (an example) example.com instead of an IP. I was wondering if (and how) I could add another CMS at the ...
0
votes
1answer
180 views

Telnet: Unable to connect to remove host: Connection refused (Postfix - Ubuntu 14.04 VPS)

I have installed postfix following this tutorial but when I try to telnet mail.mydomain.com 110 (995,993,143 or 25) it throws the following error: Telnet: Unable to connect to remove host: Connection ...
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votes
1answer
61 views

how to check name servers are pointing to my server IP

I have an application in node.js on a VPS(Cent OS 6.6) and I have set the port to 80. the problem I'm having is that the zone I have created in my DNS server doesn't work. I have created the name ...
2
votes
1answer
159 views

sudo: unable to create sockets: Cannot allocate memory

On a VPS run by OVH (apparently OpenVZ-based, given /proc/user_beancounters exists), with relatively few processes running, trying to sudo gives me the error in the title. Here is a sample ...