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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3
votes
1answer
56 views

Apache can't access /var/www/html

Apache is denying access to all the files in /var/www/html. It claims it's because of file permissions, but the whole /var/www directory is chmod 755 and owned by apache:apache. Apache error log: ...
0
votes
0answers
30 views

How to install packages in remote server without super user

Here's the thing: I have access to a remote server (ssh) to carry out a project of mine. (It has better specs.) I don't have super user privileges on this system (obviously!). Hence, I can't do any ...
1
vote
0answers
25 views

My old CentOS 6 computer died. How do I make a new one boot with the old HDDs?

As the title says, I have had a CentOS 6 box for some years, but recently it died. Since it was quite old, I've upgraded it with a whole new box (new psu, motherboard, RAM, CPU), but kept the HDDs. My ...
2
votes
1answer
35 views

Download Java 1.7.0 JDK for CentOS

I have a CentOS 5.2 32-bit machine, which I can't connect to the internet. As Java Oracle does not seem to work, I would like to try using OpenJDK, but therefore I need to install OpenJDK first ...
0
votes
0answers
9 views

Creating a self-contained installation file for pymssql for CentOS

I'm trying to deploy a Python application on a machine that due to system and organisation requirements can't have gcc installed on it, so I need to create a self-contained installation file for ...
0
votes
0answers
20 views

Has the installation of Google Authenticator chaged for CentOS 7?

ANOTHER UPDATE Did some more research and found this link, which talks about the repo issues I had. I'm going to check it out, and if it works, post a modified version for CentOS7. UPDATE So I just ...
1
vote
1answer
46 views

dpkg-reconfigure on CentOS (for openssh_server)

Systems that use the apt packaging system have access to a command called dpkg-reconfigure which, depending on the package, re-runs some setup commands. At least on Ubuntu, it's possible to ...
0
votes
2answers
48 views

CentOS 5.2: GLibC version too old (libgio issue), upgrade to which GLibC version

I'm working on a CentOS 5.2 system. The application I'm trying to launch, refuses because a reference to libgio-2.0.so.0 seems not to exist. This seems to be due to the GLibC version, so I had ...
0
votes
0answers
34 views

Vagrant cant rsync Windows

I have a problem with Vagrant. I'm using a CentOS vm. The vagrant up command sucessfully maps files from Windows to the CentOS vm, and gives no errors when bringing the machine up. EDIT: ...
0
votes
0answers
8 views

GNOME TopBar “Applications” & “Places” switched places(

I'm using GNOME 3.14.3/3.14.4 on following system: $ cat /etc/redhat-release CentOS Linux release 7.2.1511 (Core) $ uname -a Linux X 3.10.0-327.10.1.el7.x86_64 #1 SMP Tue Feb 16 17:03:50 UTC 2016 ...
0
votes
0answers
5 views

What is the replacement for intr option when mounting NFS?

intr / nointr This option is provided for backward compatibility. It is ignored after kernel 2.6.25. says the man nfs(5). I'm facing the problem when NFS client blocks forever when accessing a ...
0
votes
0answers
41 views

Ping: unknown host google.com on CentOS 7 in Virtual Box

I'm attempting to talk to the outside world (the internets) via CLI. I'm using CentOS 7 on Virtual Box and I can't get anything to work. I've modified just about every file on the system, restarted ...
0
votes
0answers
34 views

How to enable Network when installing CentOS 7 from USB flash disk?

I downloaded CentOS 7 DVD ISO. Then I use Fedora LiveUSB Creator to create a bootable USB from that ISO. But during the installation with that USB, I cannot fix the Installation Source, though I have ...
0
votes
1answer
9 views

Multi-Email Address Forwarding Not Working

I am using POSTFIX on my CentOS server box to do email forwarding. The goal is to be able to create some simple forwarding addresses for the multiple domains on this box to route mail to a single ...
0
votes
1answer
24 views

kerberos ticket not renewable

I followed all recommended MIT kerberos configuration settings. I created a principal and when I do kadmin.local getprinc I see the following kadmin.local: getprinc centos@HADOOP.PSM Principal: ...
0
votes
0answers
22 views

NameVirtualHost address is not supported, proceeding with undefined results

Apache Details Server version: Apache/2.2.15 (Unix) Server built: Aug 28 2015 22:18:57 Varnish varnishd (varnish-3.0.7 revision f544cd8) Copyright (c) 2006 Verdens Gang AS Copyright (c) 2006-2014 ...
1
vote
0answers
20 views

Hostname won't resolve after setting up new server

I just completed a fresh install of Centos 7 on a PC. It is connected to the campus network, so I am not in control of the DNS server. I gave it a hostname by setting the HOSTNAME value in ...
0
votes
1answer
17 views

How to enable ssh key authentication for root users?

I want root user to be able to login via ssh key authentication. How can I get that done? I tried changing the ssh config file and adding PermitRootLogin without-password but that didn't work. I also ...
2
votes
2answers
60 views

Centos 6 server is locked, cannot access via putty and cannot ping

I have rented a Centos6 server and running an Apache Tomcat 7 server with an Apache httpd server proxying it. Sometimes my server gets locked and I cannot access it via putty even ping. My question ...
-3
votes
1answer
23 views

Error when I boot a server from a USB key

I am trying to boot my Linux server using a USB key with CentOS 6.5 installed. It gives me the boot error message remove disks or other media, press any key to restart. What should I do in this ...
0
votes
0answers
4 views

Previous system statistics from sar are dated a month earlier

I am trying to use sar to look at the statistics from yesterday (March 9th): $ sar -f /var/log/sa/sa09 Linux 2.6.32-431.el6.x86_64 ([hostname]) 02/09/2016 _x86_64_ (12 CPU) I wonder why the ...
0
votes
1answer
16 views

Can I set a process name for my tomcats on CentOS ?

I have several tomcats running on my centos. If I try "top", all of them are shown as "java" . Is there anyway, such as changing the catalin.sh, that I can make each of the tomcat has its own name ...
1
vote
0answers
10 views

System Monitor Causes Periodic Current Peaks When Open in RHEL/Centos 6

While collecting data for a power consumption analysis, I noticed that simply having the System Monitor open while at idle caused periodic peaks in the current draw of the 12V bus. The current draw ...
0
votes
0answers
20 views

SSH connection denied … sometimes

Since our company swapped to Active Directory (we were using LDAP before), this is the Russian roulette to log in via SSH to our CentOS server. 50% of the time I manage to log in without problem on ...
0
votes
1answer
38 views

Install ruby >= 1.8.7 on CentOS release 5.11

I’m trying to install SASS, so I need GEMS, which requires Ruby 1.8.7 or higher. The Yum installer installs Ruby 1.8.5. Can’t seem to find a tutorial on the interwebs for successfully installing ruby ...
0
votes
0answers
14 views

Why do I see “ [(no branch)] ”?

Hi I am new to puppet and doing free modules in a test environment on cents 7 from puppet website. Initially everything was fine but than I see "[(no branch)]" on command line. e.g; [(no ...
0
votes
1answer
33 views

Mounting OS X Server share on CentOS server

I'm looking to mount a share from my OS X Server to use as a file dropbox for my CentOS 6 server. Would it be better to use SMB, AFP, or some other protocol to go about doing this reliably?
0
votes
1answer
17 views

Centos network manager how to automatically start enp6s0

for some reason i always need to manually activate my network connection on my centos machine after every reboot. I have to type in the nmtui command and activate enp6s0, is there a way to do this ...
0
votes
1answer
31 views

How to map all centos shutdown commands to reboot command

i'm running a centos server and I would like to make it so, that when you type the shut down command(s) it would instead reboot the server.
0
votes
1answer
98 views

Slow Boot: “A start job is running for /boot”

I'm running a CentOS 7.2 VM on ESXi 6.0, using thick provisioning, no CPU hot add and one virtual SCSI drive/controller. It runs fine, except that booting seems abnormally slow. I checked the boot ...
0
votes
0answers
27 views

CentOS Host serving Ubuntu VM

Need some help bridging CentOS NIC(physical) to a Ubuntu VM via Virtual-Box's bridging option. CentOS 7 is running on UCS behind proxy(http/https) environment. Trying to bridge through that interface ...
0
votes
0answers
92 views

Installing Virtualbox 5.0/Vagrant on CentOS7. Ubuntu box not working

Here is the story: I tried to create an Ubuntu box with Vagrant on CentOS 7. This didnt work because I could not connect to the Box through SSH, the log indicates the box wont accept the IP. Log: ...
0
votes
1answer
10 views

how to run a shell command every boot in CentOS 6.6?

I want to use this command every boot >/etc/udev/rules.d/70-persistent-net.rules so I wrote it in /etc/rc.local but it didn't help , is ">" a problem ? my purpose is to clear ...
1
vote
1answer
34 views

Linux - create screen as another user

I'm trying to create a new screen on my server (CentOS 5.11), but instead of starting it with my user, I would prefer to use another user with restricted permissions, just to be on the safe side. So, ...
0
votes
1answer
14 views

How to use mv command to remove unwanted character from multiple files in the same directory

I have in a directory some files: agent_datad.bin _codecs_cn.cpython-34m.so _Crypto.Cipher._ARC4.so Crypto.Hash._RIPEMD160.so ... other files How can I remove the _ from the beginning of each file ...
1
vote
3answers
1k views

centos upgrade openssl - CVE-2016-0800 - drown attack

Because of recent vulnerabilities discovered in old openssl versions I have to upgrade it. But there is no current Version in the Centos Repositories... Is there a trustworthy repository out there ...
4
votes
2answers
94 views

Are there technical reasons why specific directories can or should be excluded from backup in Linux, and what are those directories?

I am doing a backup of my Linux CentOS 6 using Rsapshot. I already have daily backups that do only critical things like databases and emails. However, I'd like to set-up a "total" backup where ...
-1
votes
2answers
65 views

Can't telnet to a Linux port

There is the following listener: telnet -na | grep 8000 tcp 0 0.0.0.0:8000 0.0.0.0:* LISTEN I can do telnet 1.2.3.4 8000 from the 1.2.3.4 server and it connects, but same command from ...
0
votes
1answer
101 views

I'm getting “Bad argument setup” while running VirtualBox on Linux

I'm trying to run Oracle VM VirtualBox, and I'm getting following error: # /sbin/rcvboxdrv setup Bad argument setup # cat /etc/redhat-release CentOS Linux release 7.2.1511 (Core) # uname -a Linux X ...
0
votes
0answers
18 views

How to make Postfix to bcc of incoming mail when the mail is delivered to an alias

When you configure recipient_bcc_maps straightforward, it works fine. But when an email is delivered to an alias that is defined in virtual_alias_maps, which can be either a name alias or a domain ...
1
vote
1answer
23 views

Is mixing software RAID disks across SATA and eSATA going to have any issues?

I have two eSATA drives running successfully in a software RAID on CentOS. I would like to make this a three disk mirror RAID by adding the third drive from the internal SATA drive. Are there any ...
0
votes
0answers
39 views

How do I include files (like post-scripts) for kickstart to a CentOS 7 bootable installation USB in Windows?

I'm trying to create a installation USB for CentOS 7 automated with kickstart. The kickstart files including packages & post-scripts is around 500MB and I'd like to include those in the USB. I'm ...
0
votes
1answer
59 views

lighttpd can't bind to port: Permission denied

$ sudo service lighttpd start Starting lighttpd: 2016-02-29 09:51:24: (network.c.410) can't bind to port: 88 Permission denied [FAILED] ...
0
votes
0answers
34 views

Edit/Remove Places + Submenus from Top Panel Gnome

How do I remove "Connect to server" from "Places" Menu in gnome top Panel for all users or remove "Places" Menu itself for all users ? Remove/Hide Connect to server " I want to restrict users from ...
0
votes
0answers
14 views

my git details & connecting via eclipse

I installed git on a CentOS machine. I initiated the git on the server on /var/git/.git/. My question is: how do I connect to the git via eclipse and adding files, and what should be my connection ...
0
votes
1answer
14 views

No 'Makefile' created KAMENSKY/Text-Bidi-2.11.tar.gz

I am trying to install following perl module via cpan on centos 6.x but unfortunately getting error. Please advise to solve. Text::Bidi Version: 0.03 Usage: Label batch PDF CPAN /usr/bin/cpan ...
0
votes
0answers
21 views

can i restore/ repair dev, proc & sys? elastix on asterisk (Centos)

well my hard disk started to get bad sectors and began to fail.. so i had to take a image, tried the clonezilla. every thing was alight till i restarted y machine and then kernal panic! & the ...
0
votes
1answer
63 views

How to manage my firewall with new Centos's utilities?

I just installed a Centos7 distribution on my server. I came from Centos6, and I read that iptables utility has been replaced by firewalld and services utility by systemctl. So I try to get my ...
0
votes
1answer
177 views

Unable to connect to mongodb running in virtualbox (host: Mac OS, guest: CentOS)

I am using CentOS 7 in a virtualmachine running on Mac OS X using Virtualbox. Unfortunately I am not able to connect to the VM's database from my Mac OS host. I am using NAT as network for the VM and ...
0
votes
1answer
78 views

how to resolve libx265 dependency issue on CentOS7?

I'm trying to run a # yum update On my system and I'm getting the following message: --> Finished Dependency Resolution Error: Package: ffmpeg-libs-2.6.5-1.el7.nux.x86_64 (@nux-dextop) ...