CentOS stands for Community ENTerprise Operating System, the most popular Linux distribution for web servers with almost 30% of all servers using it. Third-party software is not included in the base.

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651 views

Create and seed .torrent using command line

I want to create and seed a torrent file from console (CentOS), so I've installed and started transmission, but the .torrent file doesn't seed: yum install transmission-cli transmission-daemon -y ...
0
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1answer
553 views

No ntp.conf file after compiling ntp on Linux

I'm using RHEL 6.5. I compiled ntp-4.2.8 using the steps on this link. but I don't have a ntp.conf file. ntp.conf is required to start ntpd but after compiling, there is no ntp.conf on my system. I ...
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2answers
6k views

how to create Google Chrome shortcut on desktop for CentOS

I have successfully downloaded and installed Google Chrome from repository, and I can run it from a terminal. My question is, how can I create a shortcut or a launcher on my desktop in CentOS ?
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1answer
57 views

Cannot partition my hard drive

I'm trying to install CentOS 7 on my laptop, but I've got a problem partitioning the hard drive. Though here's writen the there is 2.49 MB of available space and 476.94 GB of total space, when I try ...
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1answer
487 views

Installation of MySQL Server and connector/c++ on CentOS

I am using CentOS 5.4. I am trying to install MySQL Server and Connector/c++, but i am unable from rpm package. Errors while installing yum -i -allfiles MySQL-server-5.6.22-1.el6.i686.rpm and ...
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1answer
15 views

Linux updating, downloading [Awaiting headers]

I've installed fresh CentOS and I've been having problems updating, downloading as it always either gave me an error "Trying other mirror" + "Read error (connection timed out) in headers". Then I ...
3
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1answer
122 views

Yum: I don't see any files installed

I tend to ask the most stupid questions here, but here goes again: I installed postgresql92, as proven here: [vagrant@localhost ~]$ yum info postgresql92.x86_64 Loaded plugins: presto, security ...
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1answer
52 views

suddenly no service, except ssh is accessible from wan

I recently did install the GNOME Desktop and Graphical Administration Tools package groups to my remote host, for remote desktop connection. After the installation of nearly 550 dependencies was done, ...
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0answers
1k views

CentOS Web Panel CWP Apache php scripts not working

I have installed centos web panel on my centos6 server, CWP on my HP Proliant G8 server. I installed it as localhost web server. I put php.info script in public_html folder, and it doesn't work in ...
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0answers
63 views

Unable to open gedit over sshx as root

I'm doing an remote login using sshx -X as root: ssh -X root@172.16.0.1 After that whatever application I open, a warning is coming like: X11 connection rejected because of wrong authentication....
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1answer
2k views

CentOS 7 - Screen Sharing - VNC - Unknown authType 18

I'm trying to set up VNC to my Cent OS 7, I look at HowTos/VNC-Server - CentOS Wiki page, unfortunately that applies to Cent OS 6 and as much to Cent OS 7, so I'm back to square one( [alexus@...
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1answer
2k views

Apache on CWP web panel

I have installed centos web panel on my centos6 server, CWP on my HP Proliant G8 server. I installed it as localhost web server. I put php.info script in public_html folder, and it doesn't work in ...
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2answers
3k views

How to install libav-tools in centos 6

I used tutorial to compile it from source but it never worked for me. I am facing error on following points Download x264 codec and compile it: git clone git://git.videolan.org/x264.git x264 cd ...
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1answer
3k views

cp: cannot stat : No such file or directory

I am getting an error when I try to copy a file from my local computer to a remote server. I get the same error whether I use cp or scp. Here is my input at the resulting error: [root@xxx.xx....
2
votes
1answer
13k views

How to resolve rpm dependencies

I am trying to install libtirpc on RHEL 6.5 but it fails and asks for dependencies. Why here it is showing three GLIBC versions 2.14, 2.15 and 2.16. ?? Does it mean that any of these three versions ...
2
votes
2answers
1k views

Why does systemd process stop as soon as it starts for foreman server process?

I am trying to export a simple Ruby app using foreman. Based on its usage for systemd, I appear to be doing things correctly. However, when I start the target/service, I get status messages along the ...
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2answers
2k views

Is this a crash or a planned shutdown? “The system is going down for system halt NOW!”

Linux noob. This message was in my SSH console this morning. The system is going down for system halt NOW! Did an admin shut this VM down or did it crash?
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1answer
2k views

How to change the default port number for Telnet in CentOS 7?

I need to enable Telnet in a port number other than 23. I installed use telnet through following procedure. systemctl enable telnet.socket systemctl start telnet.socket I tried some procedure to ...
2
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1answer
28 views

How to launch executables in parallel on CentOS?

I need to run several executables in parallel from terminal (ssh). They all must have same home dir (not /). How can i do that?
1
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1answer
711 views

How can I prevent users from delete files/folders but can add/modify on linux?

I have a folder my_folder which contains files and folders my_folder |-- my_sub_folder | |-- my_file_1.txt | |-- my_file_2.txt |-- my_sub_folder_2 | |-- my_file_2.txt I want to set permissions ...
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0answers
197 views

Nodejs remote debugging ports closed

I have a problem with nodejs remote debugging. I'm using centos on remote server and phpstorm on my PC. When I open putty I type the command: node --debug-brk=5858 main_server.js, and get the ...
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0answers
89 views

Close terminal if exit code is not 0 for command after login

For security, I'm trying to set up double authentication for a CentOS server. The way it works is you log into a user with SSH keys then once you log in it executes su to change to the root user, ...
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0answers
1k views

How to unpack rar archive with p7zip under Centos 7

I'd like to make my 7z command to be able to extract RAR archives. I have installed p7zip and p7zip-plugins packages from EPEL repository. However, if I try to extract a rar file like this: 7z x ...
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0answers
145 views

Mass Rename Files including sub directories

I have many file having "example.com" in them and I want to replace it with "example.co" as i change my site tld, i have rename program installed in my server and have root access too. Can anybody ...
0
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1answer
656 views

Virtualbox: Windows 8.1 Host, Centos 6.6 Guest: No guest internet access

I'm moving to a new Win8.1 laptop (fully updated) with Virtualbox 4.3.20 installed, and my freshly-installed CentOS 6.6 guest (with Guest Additions installed) has no internet access. This is my first ...
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2answers
2k views

wget stops downloading: Cannot write to `-' (success)

Please have in mind that I don't know anything about servers, nor any of its vocabulary, I am a simple web coder, trying to figure my way on the universe! I'm trying to link dropbox on my server, I am ...
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0answers
288 views

Is there a way to 'clean out' physical memory (RAM) that is tied up on my Centos/Apache webserver?

I am developing something that requires Server-side javascript, and as such am using PhatomJS to run the JS. It uses up about a 1GB of physical memory when all is well, but if I screw up some ...
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0answers
23 views

Tor Not Running on Server Always?

I have a Perl script that uses Tor for scraping certain data. It was working perfectly and then my script started having issues with scraping. After a bit of investigation, I realized that Tor wasn'...
0
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1answer
493 views

nginx php can't write files on centos machine

I have this PHP code: <?php $myfile = fopen("testfile.txt", "w") ?> And the following permissions in my '/usr/share/nginx/html' directory drwxrwxrwx. 3 root root 4096 Nov 20 08:51 . drwxr-...
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1answer
1k views

NTPD not updating time date on CENTOS

I have set up ntpd on CENTOS, I am trying to get it to pull time from a Windows domain contoller if i run the command: ntpdate dc3.mydomaain.local this works fine and updates the host with the ...
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1answer
1k views

CentOS 7 can't ping from server

I'm having a Strange issue with CentOS 7. I have my server setup with 2 NICs a private network and a public network. I'm able to ping the server on both the private and public IP. But I cannot ping ...
0
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1answer
144 views

How to access the service on the server which act as the VPN Gateway as well?

I am currently running a VPN Gateway by Strongswan on a CentOS 6.5 VPS. The CentOS server has one eth port. The VPN is using IKEv2 and the connections between clients and server are established. The ...
3
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2answers
126 views

Yum doesn't list a package I'd like, now what?

I'm Linux ignorant. We're using CentOS and I have a need to install something called git-up and I understand that package managers are how you install everything onto Linux. CentOS has yum but the ...
0
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1answer
360 views

Samba fails to connect to VMWare CentOS guest from Mac Mavericks host

Trying to connect through smb to my VMWare guest at 192.168.0.138:139 gives me the following message: There was a problem connecting to the server "192.168.0.138" This file server will not ...
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2answers
3k views

Accessing a CentOS 7 server running on VirtualBox from outside

Is it possible to access my Apache server from outside the VirtualBox on Google Chrome browser on my host computer? Its running on CentOS 7 on VirtualBox. I have tried connecting to the ip address of ...
1
vote
1answer
449 views

RVM - Multilib version error installing libffi-devel on Centos 6.6

I have a Digital Ocean droplet running CentOS release 6.6 and I need to install Ruby and Capistrano on it. I've been following this idiot's guide; https://www.digitalocean.com/community/tutorials/...
0
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1answer
104 views

Linux temporarily thinks disk is full

I’m working on a Linux server with CentOS 6.5 and a NAS NFS on a QDR Infiniband network. I am running a bash script that basically creates a directory, makes symlinks inside of it, and cats together ...
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0answers
137 views

CentOs stopped working after update in VirtualBox

I recently updated my OS to centOs 6.4 in virtual box. Before update I had guest additions installed and everything worked fine. The screen resolution all was fine. After update to 6.6, the OS stopped ...
0
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1answer
4k views

Issues with Network interface card in CentOS 7

I have just installed centOS in machine having 4 NICs. CentOS detected 2 of them but two or them are still missing from network manager. Both two of them are of same kind, I suspect that it's a driver ...
1
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4answers
12k views

CentOS 7 ESXi/VMware Hang on Boot

I installed CentoOS 7.0 1406 on a VMWare ESXi 5.5 hypervisor. I installed "Sever with GUI" and selected KDE. However on boot I get the following messages in under a second, before the process tops (...
0
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1answer
228 views

Running ZIP Process in Background in CentOS

How can I run the following command/process in background immediately after starting it: zip -r file.zip directory/* What I actually want to do, is to run the zip process working even after exiting ...
2
votes
2answers
492 views

Multiple internal networks on Virtual box (CentOS)

I have 3 NIC's (internal network) on one Virtual box Machine(CentOS 6.4) each NIC has its own network name intnet1,intnet2 and intnet3. So how I understand this is eth0 is connected to internal ...
0
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0answers
235 views

Execute Virtual Box Shared Folder Mount on Startup on Cent OS 7

I try to execute a mount command on startup in Cent OS 7. With FSTabs it did not work, so I tried the following: Creating the folder vbox-shared-folder-mount.service with the following content: [...
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2answers
8k views

How to save Crontab edits?

I ran crontab -e and made some changes, now how do I save it?
0
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1answer
295 views

Can't access XAMPP after changing iptables

I've been working on a web application in a CentOS 7 machine and testing it in a Windows machine. Both machines are in a LAN network and I have access to the centos machine using VNC viewer and ...
0
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3answers
209 views

Where can I get Centos 6.5?

I am deploying a product for my department which calls for CentOS 6.5. When I browse the CentOS downloads, I am only seeing 6.6 available with no means of finding 6.5. Our vendors have only stated ...
0
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1answer
58 views

CentOS 5.x - `inittab` failing on `rc.d` calls

I have several servers that run some python scripts at the end of the inittab. I have one server which is having issues and the scripts weren't running. With troubleshooting, I found that if I moved ...
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0answers
35 views

CentOS 6 with User Permission (Read at message)

I have create users on CentOS 6 between test1 and test2 so I login on user test1 on ssh and i tried to access home dir of test2 so why it can access? how i can setting for other users can't access ...
0
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2answers
329 views

Broken sudo on Google Compute Engine

Error : [ri@myinstance-1 etc]$ sudo su - sudo: >>> /etc/sudoers: syntax error near line 120 <<< sudo: parse error in /etc/sudoers near line 120 sudo: no valid sudoers sources found, ...
1
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1answer
188 views

Where is Linux root filesystem on an attached drive

I have a CentOS system with many configurations/applications installed on a hard drive. I have installed a new CentOS system on a different hard drive. I have booted from the new system/hard drive and ...