Questions tagged [vps]
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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Why would I need a firewall if my server is well configured?
I admin a handful of cloud-based (VPS) servers for the company I work for.
The servers are minimal ubuntu installs that run bits of LAMP stacks / inbound data collection (rsync). The data is large ...
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Difference between Xen PV, Xen KVM and HVM?
I know that Xen is usually better than OpenVZ as the provider cannot oversell in Xen.
However, what is the difference between Xen PV, Xen KVM and HVM (I was going through this provider's specs? Which ...
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How to save and exit crontab -e?
How to save and exit crontab -e?
i tried every method listed here and none works, i have a centos 5, vi comes by default with yum and i installed nano
Solved
just changed the default editor
export ...
44
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Slicehost vs Linode [closed]
Slicehost.com vs Linode.com
Which one do you recommend?
Are there any major differences between these two?
What are your personal experience?
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Why is my bare-metal 16x 2.93GHz cores computer performing poorer than a VPS with 4x 2.5GHz cores?
I have a written a piece of multi-threaded software that does a bunch of simulations a day. This is a very CPU-intensive task, and I have been running this program on cloud services, usually on ...
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What is the difference between a cloud server a virtual server and a dedicated server?
What exactly is the difference between a VPS (Virtual Private Server), a Cloud Server, and a Dedicated Server? I'm having trouble finding a concise explanation that isn't littered with advertising.
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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 longer ...
27
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Automating server deployment
I find i am constantly settings up pretty much nearly identical servers and VPSs for a number of my clients and it can be very time consuming. Often the only thing that changes between each deployment ...
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Why is the chroot_local_user of vsftpd insecure?
I'm setting up on my VPS a vsftpd, and i don't want users be allowed to leave they're ftp home directory. I'm using local_user ftp, not anonymous, so I added:
chroot_local_user=YES
I've read in a ...
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5
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How to protect against loss of server on a budget
I'm a small company on not much budget providing websites and databases for charity and not-for-profit clients.
I have a few Debian Linux VPS servers and ensure I have daily backups to a different ...
21
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4
answers
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Change amount of Ram and CPU cores in KVM
How can I Change amount of Ram and CPU cores for a virtual machine in KVM that is already created?
Thanks
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1
answer
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Why is ping working when all incoming and outgoing connections are blocked in the firewall?
I have DENIED both incoming and outgoing connections using ufw on Debian VPS. There is only one rule defined, which is to allow connection to SSH port.
ufw is enabled and working.
Yet I am still ...
19
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7
answers
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How much VPS ram would I need to run Wordpress, Apache, SVN & MySQL?
Does anyone have a ballpark figure of how much VPS ram (without burstable) I would need to have apache with wordpress and subversion as well as the MySQL instance?
Apache would host a couple of sites ...
18
votes
1
answer
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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 ...
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6
answers
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Optimize apache/php/mysql running on VPS for heavy load
Question about optimizing an apache/mysql server on a VPS with 512m of RAM. Under normal load everything runs fast, no connection lag. However when we get our heavy traffic days (50k+ visits) the ...
17
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First request after a while always slow - ASP.NET MVC / IIS 8.5 / Windows Server 2012 R2 VPS
I'm hosting a low-traffic ASP.NET MVC 5 application on a VPS with Windows Server 2012 R2 / IIS 8.5, with 1 GB of RAM.
My problem is that the first request after some time without any requests always ...
16
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1
answer
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Why does `df` indicate no available space when used is much less than total size, on my VPS? [duplicate]
My VPS display this with df -h
Filesystem Size Used Avail Use% Mounted on
/dev/simfs 100G 46G 0 100% /
Does anyone have a idea to fix this ?
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answers
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How to find out the virtualization type of an linux VPS?
Having access to an VPS, i need to know which type of virtualization it is running from the terminal.
How can determine the virtualization platform that my VM is running on? (OpenVZ, Xen, KVM, etc?)
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Dedicated server or Cloud Hosting?
This is a Canonical Question about Cloud Hosting
When deploying my application to the Internet:
Should I chose a dedicated server, cloud hosting or a VPS?
What factors should I consider when ...
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17
answers
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Who is your favorite VPS Provider? [closed]
Who is your favorite virtual hosting provider? I'm looking for your thoughts on SliceHost, Dreamhost VPS, Linode, 1and1 VPS, etc and why you like the particular provider you named.
Thanks!
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4
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Is it insecure to have an ansible user with passwordless sudo?
I'm new to Ansible. Most VPS provisioning guides I've seen so far do this:
disable root from logging in
create a new user who can only log in with ssh (not password)
add the new user to the wheel ...
14
votes
1
answer
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How do I enable swap file on my server?
I've followed this
but when I run:-
#swapon /swapfile1
I get::-
swapon: /swapfile1: swapon failed: Operation not permitted
The system is extremely slow with 1GB of RAM trying to run GUI +...
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5
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Renting a dedicated, but getting a VPS. How to detect? [duplicate]
When renting a dedicated server, how can one be certain than he/she is not getting a VPS or some other virtual machine variant instead of a true dedicated hardware box?
Which checks can be run (...
13
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3
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What do Virtual Private Server vs Dedicated Cloud run on?
Before you mark this duplicate I read all the suggestions an none answer my question.
I am being told something by a hosting provider, however what they are telling me is contradictory to what I am ...
13
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2
answers
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How to point 2 different domains to 1 IP address (Apache)?
I have two different domain names, which I want to host on the same private hosting I have. I want them to point to the same IP address and yet have different content (of course). How can I do that? ...
13
votes
3
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how much RAM for heavy static content serving?
I want to make a server for my static content.
I need to serve some 3-10 mb files - a lot. (I will also put on this server some .js and .css and images from my websites).
I thought of nginx and G-WAN (...
12
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8
answers
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How to clean up mysql installation on centos
mysql does not exist anymore but when i run yum remove mysql it says that the package is available but not marked for installation, i cannot install new mysql because of that, I need to completely ...
12
votes
2
answers
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Can't update linux kernel on VPS
I recently started using VPS from OVH: http://www.ovh.co.uk/vps/vps-classic.xml This is likely problem very specific to this one provider.
My goal is to install and run Docker on it, for this I need ...
12
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1
answer
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Benefits to having a sole email VPS server
I have around 5 websites hosted in a VPS server, and for some reason I bought another VPS server recently just to host the emails for those 5 websites. I would like to know the pros and cons of having ...
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What are the benefits of having an unique IP address?
I just signed up with DreamHost VPS, and their sign-up process offered an unique IP address for an additional ~$4/mo.
I know what IP addresses are. Why would this uniqueness matter? Visitors are ...
11
votes
2
answers
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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:
...
11
votes
3
answers
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OpenVPN don't start: --cert fails with 'client.crt': No such file or directory
I have a VPS Server running with openVZ and CentOs 6 and I want to install openVPN on it. I followed this tutorial: https://www.digitalocean.com/community/tutorials/how-to-setup-and-configure-an-...
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2
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Is someone bruteforcing my password? sshd: unknown [net] and sshd: [accepted] flashing in htop
My VPS has around 3% CPU load, which is probably caused by sshd: unknown [net] and sshd: [accepted] commands appearing around once per second and quickly disappearing in htop.
Does it mean somebody ...
10
votes
2
answers
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What exactly is AVAHI?
CentOS 5.2
My VPS host rebooted (checking with host support now) and I noticed the following in /var/log/messages
Aug 28 11:57:52 echo avahi-daemon[21633]: **Found user 'avahi' (UID 70) and group '...
10
votes
5
answers
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Any way to reduce bind9 memory footprint?
I am running my own Authoritative DNS on bind9 for like 5 of my domains with little traffic.
I am running them on 2 separate VPS servers (so every Mb of memory costs me some $x2).
Is there any way to ...
10
votes
2
answers
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Trying to set up OpenVPN server on a vps
I'm trying to set up an OpenVPN server on my VPS for myself when I'm in public places, using this tutorial, http://tipupdate.com/how-to-install-openvpn-on-ubuntu-vps/
However whenever I try to start ...
10
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3
answers
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Optimizing Apache and MySQL on Linux Xen VPS
I have a Xen virtual private server (VPS) running Ubuntu 8.10, with 128M RAM.
I've found several "how to optimize Apache and MySQL for low-memory VPS" pages via Google, but they provide contradictory ...
9
votes
2
answers
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My server Admin wants me to set public write permissions on a directory
I'm relatively new to web development, so please be patient.
I'm primarily an iPhone developer, but have recently done a site for someone else using shared hosting. I could write to files in PHP on ...
9
votes
2
answers
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How do I verify that my hosting provider gave me SSDs?
I searched and found 2 options, none of which I'm confident provided me the answer.
1: cat /sys/block/sda/queue/rotational
This output '1' to stdout. What does this mean?
2: lshw -class disc
but ...
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answers
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Linode Distro (How to Choose?) 64bit? [closed]
I have made the leap to Linode (360MB) and wanted to get some feedback on which distribution to choose. I'm going to be running LAMP (with P being PHP).
I am mainly curious about security, ...
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answer
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Why doesn't Linode ever have to shut down for updates?
I've been using Linode for over a year now, and, unlike some lesser-known VPS hosts I've used, I've never been required to shut down my VPS by Linode. The only restarts have been ones I've initiated.
...
9
votes
2
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Nginx + php-fpm - Each php-fpm process 70-100% cpu when running
I have a situation in which the following is taking place:
We are on linode with 8-core, 8gb of ram , 2.6 ghz - using nginx + php-fpm - we are getting extremely high graphs of cpu usage (which we don'...
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4
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VPS Administration for the Absolute Beginner
I have a new site that I want to build, something that I as a programmer wish existed. While there is no way this site would ever reach StackOverflow levels of success, I do hope that it will have a ...
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Which virtualization platforms should I choose, Xen or OpenVZ? [closed]
I am upgrading my shared hosting to VPS hosting, mainly to just add server administration skills to my development skills, so I'm facing a lot of new choices just signing up.
I need to choose a ...
8
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7
answers
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Slicehost Alternatives [closed]
What are some good alternatives to the virtual private server company sliceshost? I would like a few alternates providers.
8
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8
answers
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Uses for a small Virtual Private Server?
I rented a small VPS (~130MB of RAM) to run an IRC bot. The bot is no longer needed so I have a VPS until the billing period ends.
I also have shared web hosting but can anyone think of what a VPS ...
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Can a hosting provider access files inside our VPS accounts?
I'm curious how VPS accounts work. I know my shared hosting provider can look through my files since they've changed things in the past. If I purchase a VPS account, like from Linode or Slicehost for ...
8
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2
answers
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Server load high, CPU idle. NFS the cause?
I am running into a scenario where I'm seeing a high server load (sometimes upwards of 20 or 30) and a very low CPU usage (98% idle). I'm wondering if these wait states are coming as part of an NFS ...
8
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1
answer
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Are vCPU the same as 1 Socket, or a single Core?
Currently I have a Hyper-v VPS with 2 (vCPU) processor. I would like to install SQL Server Express 2012 that has a limitation of 1 Socket or 4 Cores, whichever the lesser.
My Question: Are vCPU's ...
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11
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Is there tool that will monitor or log speed of web server responses [closed]
I have GNU/linux Box (linode VPS running Debian) with PHP, Apache, MySQL and Varnish (and app/site that use those) is there a tool that will save or monitor load times of web server responses?