CentOS is a free (as in beer and speech) GNU/Linux distribution that is community driven and based on source code released from RedHat.

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-1
votes
1answer
13 views

Unable to search a file location

i am unable to locate files or directories while executing below commands. getting below error: $ locate httpd locate: can not stat () `/var/lib/mlocate/mlocate.db': No such file or directory
-4
votes
0answers
10 views

unable to update yum on CentOS 6.6

suddenly getting issue at my VM machine. need your help to get it sorted out. $ yum -y update Loaded plugins: fastestmirror, refresh-packagekit, security Setting up Update Process Loading mirror ...
0
votes
1answer
13 views

Postfix blocking mail from backup MX

I have two CentOS 6.6 servers configured with Postfix for sending email. I have everything working great, SPF entries, Domain Keys and OpenDKIM configured and working, but I'm trying to perfect my ...
1
vote
1answer
9 views

LUKS full disk encryption use keyfile instead of passphrase

I have enabled LUKS full disk encryption on an LVM volume while installing centos6.6, however it asks for a passphrase every time the OS is rebooted. I am now trying to use a key file according to ...
0
votes
0answers
8 views

Chroot user to an existing folder witch parent owner isn´t root

We have moodle installed on our company and due to big SCORM packages + slow conection + proxy, I usually upload them with SFTP with my root user. Now, I want to give users a way to upload files by ...
0
votes
2answers
18 views

SQLSTATE[HY000] [1045] Access denied for user 'admin'@'localhost' (using password: YES)

I've changed the password for admin user of mysql in phpmyadmin and now I can't access neither my Plesk panel and neither mysql via ssh. The error it triggers is: SQLSTATE[HY000] [1045] Access denied ...
3
votes
0answers
16 views

LInux OOM custom response

I'm running Apache webserver and would like to improve a little bit how the OOM situation is handled. I'm avare of the OOM scores and already did some customizations in that matter so when something ...
0
votes
0answers
13 views

SSH Connection Refused during Installing CentOS

I am re-installing CentOS 6.6 to upgrade from 5.6. I was using SSH and VNC to install the CentOS. Thus, I was trying to install CentOS 6.6 remotely. I tried to follow instructions in this link: ...
-2
votes
0answers
5 views

manuly load dav_svn_module for subversion 1.8

Using Centos 6.6, Compiling source code of Subversion and make the changes in httpd.conf for subversion, after reloading the Apache server got the error:- file /of/apache/httpd.conf: Unknown DAV ...
1
vote
1answer
26 views

What URL do I use to PXE boot over http with CentOS 7 dvd?

I have this mount on my nginx server: /home/msh/CentOS-7-x86_64-DVD-1503-01.iso on /usr/share/nginx/www/iso type iso9660 (ro,relatime) so the root of the iso file system is one step in from the ...
0
votes
1answer
11 views

CPAN installation proble, HTTP::Message on CentOS

I have a perl script that needs a long list of prerequisites. While installing these, I am not getting past the installation of HTTP::Message When I run cpan HTTP::Message from the command line as ...
0
votes
0answers
20 views

OpenSSL 1.0.2.a and Centos5.7

I have an old version of Centos (5.7) and I would like to enable TLS 1.2 due to Google Chrome warning about TLS 1.0 I tried to update with yum but I can see that no OpenSSL 1.x could be installed ...
1
vote
1answer
10 views

How to test the value of LimitRequestFieldSize in Apache 2.4

I would like to test the value of LimitRequestFieldSize in Apache 2.4. I have tried setting it and was wondering if there was a straightforward way of calling its value from apache or testing it via ...
0
votes
0answers
21 views

extract/unpack archive file from rpm binary file on %post [migrated]

I'm creating an rpm for a php web application. And I need to run a php file on %post. But before I can do that, I need to unpack the archive file from the rpm file to execute the php file on %post, on ...
-3
votes
1answer
31 views

system halt twice a week [on hold]

My system stop responding almost twice a week. following message is found in log, Apr 27 04:44:37 Helpdesk shutdown[29686]: shutting down for system halt Apr 27 04:44:39 Helpdesk modclusterd: ...
0
votes
0answers
58 views

CentOS 99% memory usage

for the past week my CentOS VPS has had 99% memory usage. [root@server ~]# free -m total used free shared buffers cached Mem: 2048 2032 15 ...
1
vote
0answers
5 views

Block Wordpress Updates by Server [migrated]

I've a server and I want to block all the Wordpress Sites Updates Notification (more than 150). I know there is a option in wp-config.php but I want to block all the updates. I put in hosts ...
1
vote
1answer
30 views

Fail2ban critical exception - does not block ips

I'm trying to get fail2ban running on CentOS7 (no SELinux) and it uses firewalld. My goal is to set it to ban Asterisk password fails. Setup was default yum install fail2ban Config-wise I ONLY added ...
-1
votes
0answers
18 views

How to fix a failed package update in CentOS?

I have these problem when I want to update all packages: 1:php-eaccelerator-0.9.6.1-jason.4.x86_64 from utterramblings has depsolving problems Missing Dependency: php(zend-abi) = 20060613 is needed ...
0
votes
0answers
17 views

Thorough search: nginx mainline & GeoIP repository for CentOS? [on hold]

I am looking for nginx repository that contains package built with --with-http_geoip_module and has mainline version of the package. I have searched for a while, and found several CentOS ...
-2
votes
0answers
29 views

ib_logfile corrupting every day, how can I find the cause? [on hold]

I'm running CentOS with cPanel/WHM installed. Every day I'm having a ib_logfile issue which stops MySQL working for just one site on the server - I found a fix to rename the logfiles every time then ...
0
votes
1answer
33 views

Route traffic through private IP for only certain hosts - CentOS 6.6

I am having a weird problem which I cant figure out - so I was hoping someone here could give me a hand. First off the end goal is that a specific server in my network runs an IPSEC connection to ...
0
votes
0answers
10 views

yum Error:rpmdb open failed [migrated]

I'm trying to run yum update and I'm running this error: rpmdb: PANIC: fatal region error detected; run recovery error: db3 error(-30974) from dbenv->open: DB_RUNRECOVERY: Fatal error, run ...
0
votes
0answers
15 views

WebApp won't compile in CentOS 7 server, but does compile in Windows

I am getting a "resource marked as read-only" error when I try to compile a war file on a CentOS 7 installation. But the same eclipse project does not throw any compilation error on Windows after I ...
1
vote
0answers
12 views

Library Dependency is different when checked via yum vs. rpm

I'm new here and am debugging something I've never seen before, so I'm hoping someone can show me where I'm going wrong. I've created a local yum repo for all my servers. The idea is to distribute ...
0
votes
1answer
30 views

CentOS Qemu+KVM lot of virtual machine processes

I am on host-machine with Centos 6.5, qemu+KVM and 2 virtual hosts in it (behind NAT). Both virtual hosts were configured with Virtual Machine Manager (one of them is with Windows 2003 and other with ...
1
vote
1answer
49 views

Update version of network manager

In shell on sever I see following error after launching several commands: Error: nmcli (1.0.0) and NetworkManager (0.9.9.1) versions don't match. Force execution using --nocheck, but the results are ...
-1
votes
0answers
18 views

Sendmail on CentOS puts incoming mail to domain clients into hidden queue, if they contain attachments [on hold]

Sendmail on CentOS, after working fine for years, puts incoming mail to users into long quarantine or hidden queue, if they contain attachments. Rebooting Apache and Sendmail a few times sometimes ...
0
votes
4answers
39 views

Is it possible for a cronjob to start before MySQL starts?

I am on CentOS 7, and if I put: * * * * * python script.py It works. If I put: @reboot python script.py Then it says it cannot connect to MySQL. If I run it from command line too, it works. ...
-1
votes
0answers
11 views

CentOS 7: Write failed: Broken pipe on reboot

So I am trying to reboot on CentOS 7: $ sudo reboot Write failed: Broken pipe After I run the command, it waits 60 seconds for the timeout that is specified both on the server and client side, as ...
0
votes
0answers
21 views

Incomplete Page Loads in Apache and PHP

A client frequently loads our site on his iPhone and has troubles with incomplete page loads. I also sometimes on my laptop load up the home page and there's issues with our rotator due to an ...
-5
votes
3answers
55 views

How I can Block all China to entry to my server [closed]

How I can Block China to entry to my server ? All China country ? By ipset and iptables I want by this to avoid DDOS attacks OS: CentOS 6.6 Thanks.
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votes
0answers
23 views

Centos 7.1 doesn't start [closed]

tonight OVH have made some security update to all his VPS. Anyway, my VPS is offline since then. Now are around 12 hours that my VPS is offline. My system use Centos 7.1. I can use kvm, and these are ...
1
vote
0answers
42 views

CentOS 7 httpd /server-status limitations

I have got VPS (using CentOS 7 as my OS) and now I am configuring Munin (monitoring software). I ran into a little problem with Apache monitoring. Now I have got this cfg in my httpd.conf and ...
2
votes
2answers
55 views

How to open port for a specific IP address with firewall-cmd on CentOS?

I would like to open port 4567 for the IP address 1.2.3.4 with the firewall-cmd command on a CentOS 7.1 server. How can I achieve this, as the documentation I could find was too specific on this?
0
votes
1answer
14 views

xinetd port forwarding causes HttpServletRequest.getRemoteAddr() to always return 127.0.0.1

We're attempting to identify where specific requests are coming from inside our Java application. We have changed the log files to include the IP address and we're using ...
0
votes
1answer
48 views

Postfix and dovecot can not receive mail

I setup a mail server (with multiple virtual hosts) on a VPS. I used postfix, dovecot, postfixadmin, squirrel and mysql. I can send mail by squirrel, but can not receive any mail. This is my ...
0
votes
0answers
29 views

Can't push git updates & run Unix commands when connecting via SSH [migrated]

I have installed java 8 on my bluehost VPS. I have followed http://tecadmin.net/install-java-8-on-centos-rhel-and-fedora/ instructions . In order to add directories to PATH variable I have added ...
0
votes
0answers
14 views

LXC containers - Duplicate tty on Gentoo guest

I'm trying to run Gentoo inside LXC container on Centos 7 host machine. I have prepared the guest OS on another (Gentoo) machine by following this tutorial https://wiki.gentoo.org/wiki/LXC. On this ...
1
vote
1answer
42 views

systemctl throwing errors on start/enable after package instal [duplicate]

In the effort to lock down a new Centos box I am building I am installing iptables. I would like to be able to put this in a script so I can do this to other boxes but I am getting some odd errors ...
0
votes
1answer
12 views

What is Slab, SReclaimable and SUnreclaim? What does Slab solve and how does it behave under load?

I have a server with 32 gigabytes of ram, with htop reporting 29 gigs used, with 4 gigs of swap in use as well. cat /proc/meminfo returns around 13 gigabytes of memory listed as SReclaiable. What ...
0
votes
0answers
13 views

Centos internet sharing with dual WAN and subnet routing

Situation is like this: eth0 has internet access with VPN for 2 subnets 192.168.2.x nad 192.168.30.x eth1 has internet access eth2 is the one to be the connection to allow internet connection ...
0
votes
1answer
27 views

Centos 7 Apache 2.4 php_fpm 30 second timeout

I need to set execution timeout for Centos 7 Apache 2.4 php_fpm, but there seems to be a hard coded timeout somewhere in the Apache proxy. I see max_execution_time correctly set (to 300) in ...
1
vote
2answers
24 views

Where is WSGI installed on Centos?

I am getting a permissions issue when running django in daemon mode. Reading here https://code.google.com/p/modwsgi/wiki/ConfigurationIssues#Location_Of_UNIX_Sockets I think the solution is to ...
0
votes
0answers
54 views

NameVirtualHost *:80 and 443 has no VirtualHosts on centos

Since I added IPs to my server, I have a lot of issues when starting apache. I always have these errors below: [warn] NameVirtualHost *:443 has no VirtualHosts [warn] NameVirtualHost *:80 has no ...
5
votes
1answer
343 views

Can I allow root to su any other user? [closed]

I have this centos VPS with 5 accounts; then I enabled one user to ssh, disabled root login, and have shell disabled for every other user account.. Is to possible to permit root to su the other ones ...
-3
votes
0answers
34 views

/sbin/lsmod outputs empty module list [closed]

I'm using the command /sbin/lsmod to check loaded kernel modules and drivers as described on centos.org The command output the following only: Module Size Used by No modules are ...
1
vote
1answer
34 views

How can I allow users to reset their Linux user passwords from a web interface? [closed]

I am running SAS Visual Analytics on a cluster for my department. I want the users to be able to set and reset their own password for their user account. Users and Passwords for the application are ...
1
vote
0answers
25 views

How to add a partition to CentOS without losing data on it

we had a CentOS 6.4 server with two RAIDs. One RAID-1 and the other RAID-5 RAID-1 had multiple partitions with OS installed on it. RAID-5 had two partitions with some data on it. In order to ...
5
votes
2answers
462 views

Which Linux package contains the 'top' command?

Many of the common utilities in Linux either come packaged in util-linux from Linux Foundation or coreutils from GNU. The man page for top doesn't specify anything. I am using CentOS.