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

learn more… | top users | synonyms

0
votes
0answers
5 views

Issues installing mongodb on centos 5

I'm trying to install mongodb for my centos 5.1 server via yum. I followed the instructions of creating a .repo file in the yum folder, but it still doesnt work. here's the screenshot of the issue: ...
-2
votes
2answers
42 views

How can I understand a Linux server's role?

I've been given the task to create an excel table which includes all Linux servers in one of our AWS EC2 environments because the main aim is to get all the servers off AWS and migrate them to our ...
0
votes
1answer
49 views

Wordpress site has repeated PHP out of memory error despite increasing PHP memory limit and confirming no RLimitMEM

Nearly every 4 minutes, I'm seeing the following out of memory error in the php error log: 01-Jul-2014 21:50:03 UTC] PHP Fatal error: Allowed memory size of 268435456 bytes exhausted (tried to ...
0
votes
1answer
34 views

no package ipset available (centos EL5 x86_64)

I want to install ipset, but none of my repos seem to have it when I run yum install ipset [root@ora1 /]# cd /etc/yum.repos.d/ [root@ora1 yum.repos.d]# ls CentOS-Base.repo CentOS-Debuginfo.repo ...
0
votes
2answers
66 views

Install php53 on CentOS 5.10 without httpd dependency

I would like to install php53 on CentOS 5.10 64-bit without the httpd dependency. The reason being the production server has a custom compiled binary of a newer version of httpd. Is installing php53 ...
1
vote
2answers
32 views

Difference between httpd and httpd-devel package on CentOS 5

I'm trying to update PHP 5.1 to 5.3 on CentOS 5.10. On the server, httpd-devel is installed but trying to install php53 on CentOS 5, it wants to install httpd. This is a production server so I need ...
1
vote
2answers
24 views

Expanding ext3 /usr partition safely with minimal downtime

I have inherited a Centos 5.5 server provided by Softlayer. My /usr partition is filling up, and I can't see any quick wins by deleting cruft. It looks like the sheer number of cpanel accounts is to ...
-1
votes
1answer
44 views

No package rrdtool-perl available

On a CentOS release 5.10 (Final) I am trying to install rrdtool to get RRDs.pm but I have no luck. yum install rrdtool-perl Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile * ...
1
vote
0answers
50 views

Caching issue with Centos forwarding DNS server

I installed a Forwarding DNS server on Centos 5.10 and it is resolving addresses e.g google.com. When I stopped named (service named stop) and tried to dig (dig @localhost A google.com) there was a ...
1
vote
0answers
34 views

Bind9 External Reverse Lookup DNS Problems

I have a problem with a group of bind9 DNS servers running on Centos 5.10 The servers are on an internal network and are NATed from the internet facing network architecture to allow external ...
0
votes
2answers
235 views

CentOS 5 - yum update dependency error

I'm trying to run an update on my CentOS VPS. Ultimately what I am try to do is upgrade php53 to php55. However I appear to run in to some dependency issues. Please find below commands and outputs. I ...
1
vote
1answer
123 views

trying to install mongo but getting errors

I am following mongo site (http://docs.mongodb.org/manual/tutorial/install-mongodb-on-red-hat-centos-or-fedora-linux/ ) to install mongo on my centos 5.1o I am getting following errors sudo yum ...
0
votes
0answers
37 views

How do I disable httpd service on startup (centos 5)

Scenario Installed NGINX, so want to disable HTTPD from running after a server reboot. However when I have used the below commands, httpd starts again. Commands tried # service httpd stop # ...
-1
votes
2answers
48 views

CentOS Linux: One server inaccessible via SSH, while others are

There is a server that cannot be connected to via SSH (port 22). Please consider these three servers all running CentOS 5.x: Specifications server1 - SELinux enforcing server2 - SELinux permissive ...
0
votes
2answers
105 views

MariaDB Permission denied when using socket

Here is the gist of my problem: I have a web application that won't connect when the database has the host is set as localhost, however it will if I use the address 127.0.0.1. The error that PHP ...
2
votes
1answer
64 views

Possible to re-enable IPv6 without rebooting?

I have a machine running CentOS 5.8. IPv6 was disabled by creating a file /etc/modprobe.d/disable-ipv6 with the following contents: options ipv6 disable=1 Removing the file and rebooting the ...
0
votes
1answer
20 views

Webmin “allow” parameter for all Internet IP's

Is it possible to allow connections to Webmin from any Internet ip? I tried allow=127.0.0.1 0.0.0.0/32 But still blocking my remote access over Internet.
1
vote
0answers
175 views

Migrate CentOS VM using LVM on IDE to run with VirtIO

I'm trying to migrate existing IDE-using, LVM-based CentOS 5.2 VMs to use virtio. The symptom is a kernel panic upon boot when the system can't find any volume groups. Does anyone know how to make ...
0
votes
0answers
82 views

CentOS 5.5 - php 5.1 upgrade to 5.3 + Drupal 7.26

I have a server running CentOS release 5.5 (Final) The server hosts a few Drupal(6.3) websites. I need to upgrade php from 5.1 to 5.3 as I need to install a new Drupal 7.26 site. so this is what I ...
1
vote
0answers
82 views

Why does Ruby on Rails run slowly on VMWare

We are experiencing slow performance of our Ruby on Rails application on a hosted server. Neither us nor our hosting provider have been able to accurately diagnose the reason for this. Indicators of ...
1
vote
1answer
295 views

postfix limit sending rate

hello i have this box centos 5.9 postfix 2.3.3 how i can configure postfix to send 1 message every second no matter what, i try this in main.cf with no success: default_destination_rate_delay = ...
0
votes
0answers
47 views

Configuring kdump on CentOS 5.9 dom0. Cannot get makedumpfile to run in crash kernel

The setup: CentOS 5.9 dom0 running under Xen4.1.4. Crash kernel loaded (512M, because otherwise it would take forever to run init after the failures), and kdump functional. I am able to force the ...
0
votes
1answer
128 views

Enabling HugePage support in CentOS

I'm trying to tune JVM performance by adding +UseLargePages parameter. As it threw error, I figured that it's not supported in my OS. I'm using CentOS (5.10) -- Linux 2.6.16.33-xenU 64 bit ...
0
votes
1answer
144 views

no package provides libssl.so.10

I have some dependencies I need to resolve and I cannot: [root@h tmp]# ldd /usr/lib64/collectd/mysql.so linux-vdso.so.1 => (0x00007fff9b070000) libmysqlclient_r.so.16 => not ...
0
votes
1answer
973 views

cPanel / CentOS 5.10 upgrade to 6.4 recommendations

We've got a server running cPanel on CentOS 5.10 currently, and I'm considering whether it's worthwhile or even wise to look at upgrading to CentOS 6.4. The server is virtualised on 2012 R2 Hyper-V, ...
-1
votes
2answers
69 views

Redhat High Availability Add-On on Centos 5.8 [duplicate]

could we use Redhat High availability Add-On on CentOS 5.8 server? in other words should we purchase a license for Redhat high availability clustering for CentOS 5.8 or its included in CentOS without ...
0
votes
2answers
437 views

SSL Library Error: -8181 Certificate has expired

After a yum update, there is an error when starting apache, in /var/log/httpd/error_log: [notice] suEXEC mechanism enabled (wrapper: /usr/sbin/suexec) [error] SSL Library Error: -8181 Certificate has ...
0
votes
1answer
89 views

IPTables is blocking FTP for VMs

I have a CentOS 5 SolusVM Node setup and running. The VPS units are running fine and everything seems to be working. Until yesterday when I found no single VPS could be accessed through FTP. I checked ...
0
votes
0answers
32 views

cobbler_web file does not exist

Having a weird issue with cobbler_web I'm trying to get the web interface working - I had some issues with the cobblerd instance, but found out the correct info. However now the web interface is no ...
-1
votes
2answers
99 views

DRBD Dual-Primary Obstacles

I have DRBD installed and configured on two different servers, everything is working as expected but I am having a horrible I/O disk read/write speed and network latency like crazy, my shared ...
0
votes
1answer
45 views

MySQL Dual-Primary Replication

I have 2 identical up to date dedicated MySQL servers and I just configured dual-primary replication on both, everything works as expected but the problem is that I have a lot of BIN files with very ...
0
votes
0answers
94 views

CentOS 5 kdump not working

I am trying to configure my CentOS 5.9 machine to dump a vmcore file to /var/crash when the kernel panics. I have installed kernel-debuginfo and kexec-tools according to this site, with the exception ...
0
votes
1answer
56 views

PHP debugging under Apache on CentOS 5.9

After upgrading a vBulletin installation, accessing any page tells me that files are missing--even though they exist in the filesystem. Based on other questions I found here, I have tried changing ...
0
votes
1answer
64 views

Does EC2 need Xen kernel?

I am on to creating a new AMI image for CentOS 6.4. Until now I was on CentOS 5.6. I started with the CentOS market place image, and what I noticed is that it is running a regular kernel and not xen ...
0
votes
1answer
246 views

installing XtraBackup with libmysqlclient.so.18

Current situation I'd like to install XtraBackup on my VPS (Centos 5) where my main database is running. During the rpm install it told me that it misses a dependency called perl(DBD::mysql). When I ...
0
votes
1answer
103 views

Issue installing gcc & curl-devel on Centos OS 5.6

I'm trying to install gcc and curl-devel on CentOS 5.6 (64 bit) server. The command I'm using is: yum install gcc \ curl-devel After running the command it says: No package gcc available. ...
0
votes
1answer
38 views

DHCPD: permanently leased IP being offered (twice) to random node and assignee

Greeting. On a small LAN (< 20 networked devices) with a cento6 5.9 server/dhcp-3.0.5-33.el5_9). I am configuring permanent leases thusly (dhcpd.conf, partial): range 10.115.64.60 ...
1
vote
0answers
29 views

pam_mount on CentOS 5 NOT working with Winbind

I used the instructions located here: Installing pam_mount on CentOS 5 However, when I add the pam_mount.so entries, and reboot the machine, I cannot log in. Each time I enter the login and press ...
0
votes
1answer
350 views

Service httpd is failing to start - fcgid can't create shared memory

I'm not sure why, but when I try to start the httpd service, it will not start. Server config: OS: CentOS 5.10 PHP: 5.5.7 Apache: 2.2.3 Here's how I found out what was going on: $ sudo service ...
1
vote
1answer
83 views

Near 100% disk usage, df and du show very different results, lsof not the answer

The issue is that my CentOS 5.8 machine is telling me that I am nearly out of disk space when I am pretty confident this is not the case. I've done a fair amount of researching on this issue and have ...
0
votes
1answer
297 views

vsftpd can not jail users using chroot

This is making me go crazy. I am trying to block a user nathan to his home directory and not allowing him to crowse around. I read all the articles but chroot is not working for me. I have this in my ...
0
votes
1answer
514 views

How to use a different version of python duing NPM install?

Salam (means Hello) :) I have terminal access to a VPS running centos 5.9 and default python 2.4.3 installed. I also installed python 2.7.3 via these commands: (I used make altinstall instead of make ...
-2
votes
1answer
149 views

slow apache access on virtualbox 4.2 [closed]

I am using virtualbox 4.2 with guest addition for sharing folders between my host windows 7 64 bit and guest centos 5. I am running apache on my guest centos which access shared folders. We are ...
0
votes
1answer
82 views

Verify PHP 5.3.27 has been patched for CVE-2013-4248

Server setup: CentOS release 5.10 (Final) WHM 11.40.0 (26) EasyApache 3.22.24 rev9999 compiled apache 2.2.26 and PHP 5.3.27 w/ SuHosin 0.9.33 I already had PHP 5.3.27 installed (since before most ...
0
votes
1answer
101 views

Trying to add IPv6 route returns an RTNETLINK answers error

On CentOS 5.10 I'm trying to add static IPv6 route via external GW (6::a0c:34a) as follows: ip -6 route add 12::/64 via 6::a0c:34a dev eth1 The above returns a RTNETLINK answers: Invalid argument ...
1
vote
0answers
79 views

Cannot install yum on CentOS 5.3, 64bits

I'm facing a problem with installing yum in CentOS (version 5.3, 64bits). My CentOS yum is not preinstalled, so I can't install other package that I need. I found out one article that show how to ...
0
votes
0answers
42 views

FreeIPA issue: after ipa1 server kernel panic, not switching to ipa2 failover server

Our setup is as follows. All machines are running under Centos 5.8. We have a gateway machine with a firewall, gw.example.com, through which all external traffic is funneled. Behind it we have 2 ...
2
votes
1answer
153 views

How to open a port below 1024 in Cent OS for socket.io?

I'm trying to open port 843 in my Cent OS 5.2, I added following line to etc\sysconfig\iptables : -A INPUT -p tcp --dport 843 -j ACCEPT and then updated my iptables service. I need to listen to ...
1
vote
0answers
275 views

apcupsd not working properly on centos 5

I have APC UPS and my servers are directly connected to it using power cable. I want to use network link to shutdown servers when ups goes on batter. the following is my config file. ## apcupsd.conf ...
0
votes
1answer
743 views

Connection closed by remote host followed by Connection refused

All of a sudden my ssh connection to server has been damaged. Here is what's happened: $ ssh -vvv -p <PORT> -l <USER> <HOST> OpenSSH_5.3p1 Debian-3ubuntu7, OpenSSL 0.9.8k 25 Mar ...