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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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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24 views

Samba CentOS 6.5 cannot connect to the shared folder

The problem is that I added samba user 'root' via 'smbpasswd -a root'. Then I edited '/etc/samba/smb.conf' and added there: [shared_folder] valid users = root public = no path = /tmp printable = no ...
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9 views

CentOS 7 minimal install can't detect ethernet

I recently installed CentOS 7 on my desktop computer and decided on the minimal install. It couldn't find a network device in the installation process, but I went ahead and installed it anyway. ...
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20 views

Split & burn ISO of more than 20 gb to multiple DVDs

I have customized a CentOS distro with custom packages but now I have issues related to its distribution since its size is around 24GB! i.e.: I want to split my large ISO in multiple small ISOs so ...
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14 views

Barnyard - Database Warning

I installed snort and barnyard. When I start snort and barnyard services, barnyard could read snort.log file but it doesn't write to mysql database. So I run tail -100 /var/log/messages and I ...
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1answer
26 views

How to ping by hostname on CentOS

I have 2 PCs running CentOS 7 and they're both connected to a wireless repeater/AP. I have statically set both the IP addresses of the 2 PCs, and they are able to ping each other via IP. I have also ...
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2answers
12 views

Windows VM is resetting file permissions on CentOS host

I have a CentOS host machine with a Windows 7 virtual machine in VMware. There is a shared drive on the host machine (NFS share with other machines on the network) which has been configured with ACLs ...
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46 views

How to configre network card on centos?

I have a fresh install of Centos on a machine with two NICs, one built-in and another one installed in PCI slot. However in the network settings I get one shown as wired connection picking up IP from ...
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32 views

Snort unified log - empty file

I installed snort and configured snort.conf file. Snort is catching packets but not logging. =============================================================================== Memory usage summary: ...
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17 views

Centos 7 poor download speed from internet

I'm currently in the process of setting up a home server using centos 7, everything is working perfectly except downloading from outside my network (ie yum updates, wget, speed test). Internally i ...
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9 views

I wanna load CentOS 6.4 kernel of machine 1 in machine 2 on vmware. I receive “UNABLE TO GATHER EFI DATA”. How is it that users give /boot/? [closed]

It is about using kexec and load new kernel. How is it that users give /boot/ address instead of address of new boot (like /boot2) directory? I don't want to reload the old kernel. Thanks!
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23 views

Barnyard Service - MySQL Error

I installed barnyard2 and saved as a service. When I run service barnyard2 start, Barnyard2 is failed. After I run tail -100 /var/log/messages and I encounter a fault like this. ERROR database: ...
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1answer
20 views

Ansible on CentOS 6.5 throws OSError: [Errno 2] No such file or directory

My Ansible install on CentOS 6.5 throws OSError: [Errno 2] No such file or directory [batandwa@localhost ansible]$ ansible-playbook -i hosts main.yml -v [WARNING]: The version of gmp you have ...
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1answer
24 views

What is the best way to create RAID 1?

I'm looking for a way to create the RAID 1 array without losing my data on CentOS. Here's my situation: I've got a web server running on CentOS. There is one VG partition with few LV volumes. I bought ...
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29 views

Can't start mariadb in centos 7

in the systemctl status it shows: systemctl status mariadb.service mariadb.service - MariaDB database server Loaded: loaded (/usr/lib/systemd/system/mariadb.service; enabled) Active: failed ...
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15 views

USB headset doesn't connect automatically when plugged-in in CentOS 6.5

The USB headsets are not automatically selected when plugged-out and back in, it must be manually done each time. So far, I have tried to modify /etc/pulse/default.pa to include a module I have ...
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1answer
22 views

Software installation script says “loopback not defined in ifconfig”

I'm trying to install a software by IBM in CentOS 7 and the installation script does a few environment checkings to make sure everything is working. The script is saying that "loopback not defined in ...
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18 views

Xen reports that “Host does not support virtualization type 'hvm'”

[root@www www]# cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 23 model name : Pentium(R) Dual-Core CPU E5500 @ 2.80GHz stepping : 10 cpu MHz ...
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52 views

Can't install MySQL in CentOS 6.5

When I try to install MySQL in CentOS 6.5 it gives me this error: Error: Multilib version problems found. This often means that the root cause is something else and multilib version checking is ...
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24 views

Install old version php on Centos

I have troubles with php + mongodb After redeploying project, php throw 500 because "Can't canonicalize query: BadValue $in needs an array" (https://jira.mongodb.org/browse/PHP-1051) I install same ...
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1answer
21 views

Is it possible to install Ubuntu from within CentOS 7 VPS?

My VPS hosting provider's panel is bugged, and I'm stuck with CentOS 7, can't re-image to another linux distro (contacting support hasn't been successful, they tell me it's fixed and close my ticket, ...
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1answer
60 views

Setup PHP from source and mod_fgcid on CentOS 6, getting permission denied

I have compiled PHP from source and installed it to /opt/php/5.5.15/ I have also installed (with yum) httpd, and mod_fcgid. I am trying to configure a virtual host to exec php like this: ...
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43 views

CentOS 7 Guest in VMWare Workstation and sound

I remember that there was a tweak that made the combination "CentOS 6 + VMWare WS 10 + audio" working. Alas, I can't quite recall it. I am now working with CentOS 7 + VMWare WS 10 and out of the box, ...
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2answers
21 views

Install devtools on CentOS without root permission

I would like to install devtools on a cluster that runs CentOS 5.4 (to get a higher version of gcc than the default one. I need gcc>4.7 to use some C++11 features) However I don't have root ...
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2answers
97 views

CentOS 7 and OpenSuSE 13.1 (so far) can't see NTFS partitions during installation

The title is rather self explanatory, but here some more details. I'm currently running my machine with Windows XP x64 (read Windows Server 2003) and I was planning to install CentOS 7 on the same ...
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1answer
16 views

Forgot to add mx lines to DNS, is there anywhere my emails would be caught? (CentOS)

I set up a server on digitalocean, but forgot to add the MX records to the dns. Is there anywhere the emails sent to my domain would end up? Any way to recover them?
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1answer
30 views

Init 3 command with systemd

I am using Oracle Linux 7 for test purposes. I understand that the entire RHEL family (RHEL, CentOS, and OL) is using systemd now. As far as I know with systemd instead of init 3 I should use ...
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1answer
26 views

how can I run a java application as daemon?

I use to run an application in CentOS with the command nohup java -jar AnalyticsBackend.jar & Now I want to run this application as daemon i.e. on reboot, this application shoud start running ...
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1answer
67 views

Is it possible to run a dialog/whiptail script in one TTY from another?

The origin of this question, for me, is being able to run a whiptail command in a %pre script from a kickstart file when installing a custom distribution based on Centos. However, the behaviour ...
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79 views

How to install libwebkit (libwebkitgtk-1.0.so.0) in order to run CodeLite?

A pre-requisite for running codelite is WebKitGTK. codelite: error while loading shared libraries: libwebkitgtk-1.0.so.0: cannot open shared object file: No such file or directory I'm on CentOS, ...
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1answer
24 views

How could I install libevent 2.0+ while reserving system provided libevent 1.4?

I am a newbie on RPM I want to build a RPM of tmux and libevent for centos 6.5 which does not ship. The problem is tmux needs libevent 2.0+ which centos 6.5 does not ship either. So I wrote rpm spec ...
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2answers
28 views

Remote MySQL database connection

I have a MySQL server running on server1 (centos) and php/MySQL running on Server2 (centos). Both these servers are on 2 different cloud hosting providers. I want to connect my php code on server2 to ...
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1answer
26 views

How many actual files were you able to store in a CentOS folder?

I found many questions about the total files limitations of the CentOS file-system, but I was curios in actual real-world situation, how many files people were able to store in one single CentOS ...
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2answers
89 views

Port forwarding remote traffic through physical router to go through pfsense VM, then to centos VM web server

I hope this makes sense, I'm completely self taught and planning on going for formal instruction. As I understand this is possible, however I haven't been able to find definitive answers to my ...
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20 views

How to start application after login on CentOS? [duplicate]

I am trying to start GUI application with upstart script on CentOS. I have test script located /etc/init/ folder. start on desktop-session-start stop on desktop-shutdown respawn script export ...
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1answer
40 views

How to start GUI application with upstart?

I have struggled with this problem for three days and I have tried many ways to solve it but not successful yet. I hope you guys can help me... I have an GUI application. I want to start this ...
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3answers
7k views

My PC is not a phone - how do I remove the swipey pre-log in screen from Gnome 3?

I'm currently running centos 7 (the server with gui config) on a VM. I'd like to keep the log in screen, but the 'phone' style pre-login lock screen that requires a swipe to access the main login ...
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8 views

How to remove ghc 7.x from centos ?

I have installed GHC 7.0.4 on CentOS 6.5. The primary reason for uninstalling, I want to free up space. I don't require to downgrade or re-install. What is the way to uninstall/remove GHC from the ...
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41 views

Snort error on CentOS : Unknown preprocessor “ftp_telnet”

I installed snort on CentOS server. If I use snort -v command, snort is working. If I use snort -c /etc/snort/snort.conf command, snort throw an error. Error message: [root@www snort]# snort -c ...
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1answer
97 views

How to install Wireless USB adapter drivers in CentOS 6.5 64bit?

I have installed CENTOS 6.5 (64bit). I have my Belkin N150 wireless USB adapter (Model: F9L1001v1). I need to install the drivers. Where can I get the drivers and information on how to install them? ...
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7 views

Running maldet with less cpuload

I don't know if this is the right place to ask this question or not. Sorry if this is not the right place. I have installed the maldet(Linux Malware Detect) scanner to scan malwares from the server. I ...
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1answer
24 views

Iostat and top show static resource usage on first value

For one of my projects, I need to obtain resource (CPU, I/O and disk-space) usage programatically. Currently I'm running shell commands (iostat) and parsing the results which works relatively well ...
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64 views

How to upgrade Nginx and install php-fpm on CentOS

I want to upgrade Nginx via Yum, and also install PHP-FPM as usual. Most blog and online resources use the EPEL and REMI repos, but they're not working on my server. My OS info: Linux ...
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2answers
46 views

what can be the reason for no permission even using root or sudo

When root or using sudo, I cannot write to some files. I have a file fileA with permissions 750 fileA rwxr_x___ root root When I run a program as root or using sudo, the system prompt is: no ...
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1answer
25 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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125 views

Installing PostgresSQL on CentOS 6.4 without yum

I've got a company server running CentOS 6.4 on which I'm required to install the tools required for a webapp deployment. One of those tools is PostgreSQL server, however the company VPN is blocking ...
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17 views

Squid: ACL based on date

Is their any ACL element in squid to restrict, based on a particular date or giving access based on date? I have checked the time ACL element, and its not possible to give any date, only time of day ...
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29 views

how to delete yum and right re-install to centos6.5?

[root@webdev docs]# yum list Gathering header information file(s) from server(s) Server: Red Hat Linux 6 - x86_64 - Base retrygrab() failed for: ...
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42 views

cron table mailx caused empty content

I'm using centos 7.0/6.5. The content of /etc/cron.hourly/mail.cron #!/bin/sh log=/var/log/mail.cron.log echo "`hostname` `date`" >> $log 2>&1 mailx -s "test mail" me@example.com < ...
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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 ...