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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HHVM 3.1.0 seems to crashes when under load

On CentOS 6.5 server I'm getting HHVM dead but subsys locked after HHVM going under load. Below is my config file ; from ...
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1answer
14 views

kernel source error on dahdi installation in centos

Trying to install dahdi from the link. I have downloaded package for dahdi. But on doing cd /usr/src/dahdi-linux-complete* make && make install && make config My terminal shows ...
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3answers
748 views

Which keys to use to copy and paste inside CentOS guest on MAC

Which keys to use to copy and paste inside CentOS guest on MAC. I am using VirtualBox on my MacBook Pro running CentOS 6.5 as a guest... I am trying to copy and paste some text in centOS (the guest) ...
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1answer
2k views

How can I perform a full texlive installation (all packages) in CentOS?

Title say it all, how can I install texlive and all the packages so I can run tex2pdf on CentOS? I'm rather used to Ubuntu and all this yum business is driving me nuts.
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0answers
8 views

How to connect to VirtualBox CentOS VM via FTP?

I am wondering how I can connect to my virtual centos server in VirtualBox VIA FTP so that I can upload and grab files. I dont really want to setup shared folders. Thanks
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1answer
61 views

CentOS 7 DVD ISO vs Everything ISO different [on hold]

What is different between CentOS 7 DVD ISO and Everything ISO in http://centos.org/download/ ? CentOS 7 DVD ISO 3.86 GB Everything ISO 6.58 GB
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2answers
16k views

Install VLC 2.0.7 in CentOS 6.4?

I am keep failing in the installation process I have tried. I have started process as follows. yum install gcc dbus-glib-devel* lua-devel* libcddb wget ...
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0answers
50 views
+50

CentOS on Docker: How to install doc files?

I’m trying to install the Kolab groupware in a Docker container based on CentOS 6.5. At first glance, the installation of the official packages seemed to work without problems. But afterwards, when I ...
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0answers
62 views

Add windows partition to grub2 boot loader in centos 7

I had windows 7 installed on my laptop. Then I installed centos7. Installation completed successfully, but when I reboot I can see only centos and centos recovery. I did not see windows partition. ...
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1answer
2k views

Virtual Machine with Bridged Adapter to Centos not accepting ssh from host machine

I have a bridged connection on VirtualBox from os/x 10.8.5 host to Centos 5.8 client. But I suspect this is more of a general issue than specific to the host and precise version of linux. Shown ...
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3answers
3k views

Cant get squid proxy to work

i need squid proxy on my centos server. But i just can't get it to work. I did yum install squid. Here is my squid.conf file (i removed all comments): acl all src 0.0.0.0/0.0.0.0 acl manager proto ...
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1answer
24 views

Router cannot separate ip addresses on the same NIC (Vmware)

Here is the scenario of my problem. My network topology: I have an ISP Router Technicolor TG797n v3 and i have a wireless access point set to be a client mode and connected to my PC via Ethernet so ...
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1answer
16 views

VirtualBox “Bridged Adapter” network doesn't show up in VM

ong story short, I'm trying to re-route information from an Android tablet into a CentOS VM on my Windows 7 host. I've set my Virtual Box manager to have two "Network" adapters (in Settings): ...
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0answers
9 views

GRUB 1.99 CentOS 7

I just added CentOS 7 to an existing Ubuntu system (using GRUB 1.99). When I do a grub-mkconfig -o /boot/grub/grub.cfg, it detects the CentOS, and adds two entries (one looks like normal, one like ...
7
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9answers
31k views

How can I add additional search domains to the resolv.conf created by dhclient in CentOS

When my CentOS virtual machine boots it uses DHCP to get an IP address. It also overwrites resolv.conf with the DNS settings provided by the DHCP server. The DHCP server doesn't supply any search ...
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1answer
32 views

Install tuleap on amazon ec2 linux AMI

I'd like to know if it's possible to install tuleap on amazon ec2 linux ami. I searched the net unsuccessfully and when I try to install tuleap with yum, I get conflict errors (with httpd24, ...
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0answers
18 views

I'm having an issue with all postfix mail being rejected with “relay access denied” - Centos 6.5, postfix 2.6.6

If I use smtpd_recipient_restrictions, everything gets rejected with "relay access denied". If I use smtpd_relay_restrictions, everything gets through and ignores the whitelist. Not sure what's up; ...
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0answers
27 views

If my firewall is switched off,what else could be blocking access to mysql?

I want to have remote access to my mysql server but when i telnet my server from my computer i get this C:\Users\USER>telnet 197.000.0.00 3306 Connecting To 197.000.0.00...Could not open ...
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1answer
32 views

Play mp3 sound files in asterisk

I have installed asterisk on my centos system but asterisk only supports wav,gsm but not mp3 .how can i play mp3 sound file in asterisk I have searched a bit and found that to play mp3 we have to ...
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0answers
4 views

CentOS 5.5 Hibernation issue

I use CentOS 5.5 on lenovo Desktop. The issue is it goes into hibernation even if I set the Power Options to never go into hibernation. This is very annoying. I don't want my machine to go to ...
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0answers
25 views

Mysql listens to all yet remote connections not possible

I am running this command on Centos netstat -an|grep 3306 | grep LISTEN and it gives me tcp 0 0 0.0.0.0:3306 0.0.0.0:* LISTEN yet when I try to connect to ...
2
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1answer
3k views

Attempting to install tmux on CentOS 6.4 or CentOS 6.5 fails with error: ‘EVBUFFER_EOL_LF’ undeclared

I tried compiling tmux using the following steps: yum -y install ncurses-devel libevent-devel wget http://downloads.sourceforge.net/tmux/tmux-1.9a.tar.gz tar -xvzf tmux-1.9a.tar.gz cd tmux-1.9a ...
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2answers
6k views

Version `GLIBCXX_3.4.15' not found in CentOS (in file /usr/lib/libstdc++.so.6)

I try to use a program and I get the following error. /usr/lib64/libstdc++.so.6: version `GLIBCXX_3.4.15' not found Under /usr/lib64 the libstdc++ I see is libstdc++.so.6.0.13 (and a soft link). ...
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1answer
84 views

Debug info package for centos

Hi I am getting the following on each line of gdb instruction steps. Does anyone know what package I need to install to remove this message from a CentOS build? Missing separate debuginfos, use: ...
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0answers
13 views

how to read file from different directory through jsp in centos

i am on centos 6 and created a jsp project on the directory /root/NetBeans/MyProject/ and my jsp page is on /root/NetBeans/MyProject/web/mypage.jsp My problem is that i want to access a sound file ...
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8answers
37k views

How to Install gcc 4.7.x/4.8.x on CentOS

What would be the easiest way to install gcc 4.7.x/4.8.x on a system with CentOS 6.2+? The default RPM package contains an older version of gcc.
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0answers
13 views

Cannot start any virtual machine from VM Player

I am using a Desktop PC with Windows 7 as Operating system. I am using VM PLayer to run a CentOS for me. I am going to use CentOS to setup an Asterisk environment for me so I can conduct studies on ...
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2answers
2k views

how to install privoxy on centos 6

okay I have googled, but...I am unable to find anything on the net on how to install privoxy on my centos machine. I have tried yum install privoxy, I get: No package privoxy available. I dont know ...
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1answer
9 views

Why isn't apache following my symbolic links?

I need to link to a directory from /var/www/html to a directory within the home directory of a non-su user. The operating is CENTos, the server is apache. The config file for the directory is ...
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0answers
53 views

iptables not starting on CentOS 6

I am running CentOS release 6.5 (Final) and cannot figure out why my iptables is not starting. I may have executed some other command to permanently prevent the start up of iptables; I do not ...
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0answers
29 views

rm -rf * results in “Killed”

I used PHP to generate about 4,000,000 files in a directory (f/) because I was bored. When I cd .. and use rm -rf f, it simply returns "Killed" about half a second later and does not delete the ...
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2answers
23 views

CentOS. Set environment variable permanently

I used a following commmand in SSH terminal on my server: export LD_LIBRARY_PATH=/lib:/usr/lib:/usr/local/lib and it works fine: my program finds all libraries at this point (if I launch it from my ...
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2answers
145 views

Virtualbox CentOs guest intermittently loses internet connectivity after sleep on Mac Host

I am using centos 6.2 guest on a Mavericks host in VirtualBox 4.2.18. The guest was working fine for maybe a few dozen sleep/wake-up cycles. But then the internet connectivity mysteriously ...
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0answers
6 views

LINUX: Audio over DVI through a Geforce 295 GTX

I just installed CentOS7 on a frankenserver I made and I can't get audio over DVI. I have used this exact cable/hdmi-dvi-adapter/tv setup on my windows computer with a Geforce 480 gtx and it worked ...
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1answer
539 views

Hetzner Install CentOS over 2TB HDD?

Wanted to just check here before i open a ticket at Hetzner. I just got a server from hetzner with 2x 3TB. I want to set them up in a RAID0. I've ran the "Installimage" command once in rescue-mode, ...
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4answers
43 views

IPtables keeps resetting rules and blocking almost everything

Every time I reset IPtables, the rules keep coming back in about 10 minutes, blocking everything besides port 22 and 80. When I do a "iptables-save", I see this I can't find out where it's coming ...
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2answers
4k views

How to access shared folder between CentOS 6 and WinXP under vmware player 4

Based on Sharing Files between CentOS 6 and Windows Systems with Samba I am able to follow until section of "Accessing Samba Shares". however, my system is WinXP and I don't see CentOS 6 icon at all. ...
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1answer
22 views

Trying to give a user permissions to all folders on centos

I'm trying to give my user on my server permissions to access any folders on the server under the directory /. I've blocked logging in as root to secure against bruteforce attacks so I made a user ...
0
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3answers
5k views

Unable to access the internet in centOS from a static IP

I'm trying to setup a centOS server with a public static IP address but if I try and ping the router (192.168.1.1) I get "Network is unreachable", if I try and ping google.com I get "unknown host ...
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2answers
2k views

Install OpenCV in CentOS

I am trying to install OpenCV in CentOS 6. When I run the command [root@cosmas opt]# sudo yum install libtiff4-dev libjpeg-dev libjasper-dev it returned the follow: Loaded plugins: fastestmirror, ...
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1answer
314 views

legacy grub: updated menu.lst is not used

This is a CentOS 6.4 with all updates inside Virtualbox OSE (quite old version). All information below refers to the VM, I don't think there is any issue on the host. /boot is a separate ext2 fs on ...
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2answers
25 views

Cent OS 6 - Do I need to restart a service after updating .ssh/known_hosts

After updating my .ssh/known_hosts file do I need to restart a service? I tried service ssh restart but it gives ssh: unrecognized service.
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2answers
2k views

Creating a USB stick for installing centos 6.x using DVD1 and DVD2 iso files

First, we create 2 partitions on the USB stick that is let's say 16GB. first partition is let's say only 1GB and the second partition is the rest of what is available. after we "w" write the ...
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1answer
2k views

domain MX record not found while installing Zimbra

I am getting this error: DNS ERROR resolving MX for localhost.localdomain It is suggested that the domain name have an MX record configured in DNS Re-Enter domain name? [Yes] named file: $ttl ...
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0answers
71 views

Using Samba with Linux user without tdbsam

Is it possible to set Samba security in user mode, then have Samba use user/password which exists in Linux (passwd,shadow file)? In the smb.conf, there is a line that says Samba to use tdbsam for ...
1
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1answer
417 views

Why can't I setup an SSHFS share? “OSXFUSE file system is not available” error

I'm trying to setup an SSHFS share from my local machine to a remote machine, but it is not working. I'm getting the error OSXFUSE file system is not available (see below). How to fix this?? FYI, my ...
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2answers
23 views

epel 6 want to update a package with the epel5 version in Centos 6

I have downloaded and installed the epel 6 in Centos 6 using: wget http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm rpm -Uvh epel-release-6*.rpm but when i do: yum update ...
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2answers
43 views

yum remove only single rpm file instead of all packages related to it

My environment: CentOS 7.0 Keep a rpm list by: rpm -qa > before.list Try libreoffice-calc. (112M bytes) yum install -y libreoffice-calc Think it is useless, I want to remove it. I found yum ...
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1answer
59 views

Can't access CentOS in VirtualBox

I have a CentOS installed in VirtualBox. I have a web server running within it but for some reason I can't seem to be able to access it from outside. The Ip address reported from CentOS is: ...
2
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2answers
43 views

Which package contains the `most` command

I feel extremely dumb for asking this, but: On CentOS, which package should I install to have the most command (a really nice pager)? A google search turns up way too many irrelevant results. A ...