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
1answer
954 views

using tcpdump to display XML API requests without headers or ack packets

I need assistance, I am trying to use tcpdump in order to capture API requests and responses between two servers, so far I have the following command: tcpdump -iany -tpnAXs0 host xxx.xxx.xxx.xxx and ...
0
votes
1answer
102 views

High CPU usage by whois | CentOs 6

I am not a server guy and currently maintaining a small server for my own needs (Development and testing). I got a notification that my Server CPU usuage is around 99% from last 3+ hours.I know that ...
1
vote
1answer
6k views

How enable pdo_mysql

I am trying to install SpaceBukkit. I was wondering how I enable pdo_mysql. When trying to setup the MySQL part I get this error: The "pdo_mysql" extension is NOT loaded in your `php.ini`! Make sure ...
1
vote
1answer
31 views

Could not load file or assembly fastcgi-mono-server4

I am trying to host an ASP.NET Web Forms application using Mono. I have installed Mono 3.0.7 and XSP 2.10.2 from source into the /usr/bin directory. I then started the mono server with the following ...
4
votes
2answers
932 views

mod proxy not working on apache

I am trying to install Mod_Proxy Apache module on WHM/CPanel CeEntOS Linux Server. Here is system info: CentOS release 5.6 (Final) Server version: Apache/2.2.21 (Unix) Cpanel::Easy::Apache v3.7.2 ...
-2
votes
0answers
15 views

server image restored to new hardware need to update from centos 5 to centos 6.6 [duplicate]

I had a hardware failure on a server which resulted in data loss, so the server's image needs to be restored from backup to a new server, newer hardware. However, the new hardware is only recognized ...
0
votes
0answers
17 views

Linux Centos5 lockup - possibly a memory issue?

Here is an OCR of a screenshot of a VPS hosted Centos5 64 bit Linux server that has just frozen up on me. I have now rebooted this VPS guest but would appreciate it if anyone who understands the ...
2
votes
1answer
47 views

Intermittent full system hang on VM server running CentOS 5.10

CentOS 5.10 / VMWare ESX 5.1 I've got an older email server running CentOS 5.10 (with SendMail) and it's experiencing intermittent hangs wherein the system becomes completely unresponsive. During ...
0
votes
2answers
158 views

Logstash Forwarder doesn't start up with chkconfig in CentOS 5

I have set up logstash-forwarder on a CentOS 5 machine installing it from this RPM: http://download.elasticsearch.org/logstash-forwarder/packages/logstash-forwarder-0.3.1-1.x86_64.rpm When I went ...
1
vote
1answer
1k views

Sharing port 80 between Zimbra and Apache

I'm using zimbra 6 (6.0.8_GA_2661.RHEL5_20100820051652 CentOS5) on CentOS 5 server Zimbra is working fine. Now I want to host some files on Apache. I'm referring to this document on how to run ...
2
votes
5answers
7k views

How delete the content of a directory in Centos

I need to delete all the content of a folder in Centos, but no the folder, for example I have a folder named MYFOLDER inside I have a lot of folders like FOLD_1, FOLD_2, FOLD_3, FOLD_4... etc , and ...
0
votes
3answers
1k views

Cannot get nscd to run. DNS cache stale as a result

I'm trying to troubleshoot an issue on a MediaTemple server (running CentOS5) where the DNS cache has grown stale - I think because nscd has crashed. I've tried restarting nscd: # service nscd ...
12
votes
3answers
810 views

CentOS /dev/bus/usb structure

On my Ubuntu 12.04 when I plug in usb device, under dev directory tree usb device is added like this: /dev/bus/usb/001/001 On my CentOS 5 added like below: /dev/bus/usb/devices/2-1.4/ lsusb ...
1
vote
1answer
62 views

yum install proftpd error

I used proftpd for years on this year. but I got an error when I update proftpd today. I am using CentOS 5.11. [root@server11 yum.repos.d]# yum install proftpd Dependencies Resolved ...
1
vote
0answers
27 views

Enabling APC cache takes down website

I have a VPS running on centos 5 with 2 GB ram. I run a IP.Board forum on that server. Recently my server was hacked and I had to format the disk and start again. I was using APC cache before and it ...
1
vote
1answer
44 views

HTTP Ports are Filtered on New Virtual IPs in LVS (Linux Virtual Server) Load Balancer

I inherited a Linux Virutal Server (LVS) load balancer on CentOS 5.10. Its been running with no issues for quite some time with no worries. Now when I add a new virutal IP (VIP), all HTTP traffic ...
0
votes
2answers
123 views

Upgrade to latest current installed version of PHP [duplicate]

I've just purchased a new VPS and they've, for some unknown reason, installed PHP version 5.3.3. I'm fine with being on version 5.3.X, but I believe the latest version is 5.3.29. I did some Googling ...
1
vote
1answer
898 views

Under what conditions will sendmail try to immediately resend a message instead of waiting for the standard requeue interval?

CentOS 5.8 | Sendmail 8.14.4 I used to think that if SendMail experienced a temporary (400-class) error during delivery, it would place the message in a deferred queue (e.g. /var/spool/mqueue) and ...
0
votes
2answers
35 views

File permission recursively for all new folders and files that gets created [closed]

I want a folder to have 777 permission and every time a new file or folder gets created inside that should have the same user and group with 777 permission. I tried the following but it does not get ...
10
votes
2answers
8k views

High disk I/O - jbd2/sda2-8 process

I have run a file server on a CentOS 5.8 final server. My only concern at the moment is what appears to be intermittent but continuous high disk I/O activity causing a general slowdown because of ...
2
votes
1answer
336 views

SHA-2 signed SSL certificate crashes apache on startup on CentOS 5.X

In preparation of the warnings that are going to start showing up in browsers when visiting SSL sites with SHA1 signed certificates, I wanted to get all of the certs that I have upgraded. Some of ...
1
vote
1answer
1k views

ShellShock - Unable to update CentOS 5.7

[user@server1 ~]$ wget http://mirror.centos.org/centos-5/5/updates/x86_64/RPMS/bash-3.2-33.el5.1.x86_64.rpm [user@server1 ~]$ sudo rpm -Uvh bash-3.2-33.el5.1.x86_64.rpm warning: ...
4
votes
2answers
12k views

How to upgrade to latest PHP, MySQL, and phpmyadmin on CentOS 5.8 (32bit)?

I have searched around on the internet and cannot find a reliable source for installing the latest versions of PHP, MySQL, and phpmyadmin on CentOS 5.8 32bit with apache. I have tried a couple times, ...
-2
votes
1answer
39 views

Configuring An Opensource Control panel to use with Tomcat 7 in linux or centos [closed]

I have a vps with cent os 5.x installed and a kloxo cp installed with it. What I need is how to configure tomcat 7.0 to use side by side by kloxo panel, for example, I can sell a jsp hosting, that ...
0
votes
1answer
770 views

DirectAdmin Freetype update - the make has failed

I am trying to update my VPS today as I always do but am running into a problem with the Freetype update. While I am comfortable with the day-to-day running of my VPS, I am still learning a lot when ...
1
vote
3answers
12k views

How to clean up mysql installation on centos

mysql does not exist anymore but when i run yum remove mysql it says that the package is available but not marked for installation, i cannot install new mysql because of that, I need to completely ...
3
votes
2answers
7k views

Yum reports updated bash but binary still reports old version

I'm trying to update a CentOS 5 system in order to patch the bash vulnerability described in CVE-2014-6271 / RHSA-2014:1293-1, but am running into an issue. After seemingly-successfully updating bash ...
0
votes
1answer
63 views

Freshly installed CentOS does not boot from Dell's Perc H700 RAID

Installed a fresh CentOS 5.10 installation on RAID5 provided by Perc H700 Integrated RAID, however the system fails to boot. Checked the system via recovery CD, and noticed that CentOS 5.10 now uses ...
2
votes
3answers
733 views

Server sending out packets bigger then MTU

I have a server that I am transferring data off of. We were having some problems that were traced back to the fact that the server is sending out jumbo size frames despite the fact that ifconfig is ...
1
vote
1answer
1k 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 = ...
-1
votes
1answer
82 views

Build gcc 4.1.2 from src RPM on a CentOS 5.10 [closed]

I need an advice on how to compile gcc 4.1.2 on a CentOS 5.10. The long story: I've a got a Citrix XenServer Creedence beta 1 up and running OK. It has actually CentOS 5.10 as the dom0. This can be ...
0
votes
1answer
166 views

managing multiple instances in postfix

i have a CENT OS 5.5 64 bit mail server.I want my main postfix mta to relay mails sent or received to multiple postfix instances, the other postfix instances will perform the mail sending and ...
0
votes
0answers
39 views

Filtered port 22 with no firewall settings

I'm trying to connect to an sftp server from a CentOS 5.5 server. The connection is never established. When I run the command: nmap -p 22 -P0 <sftp server address> PORT STATE SERVICE ...
-1
votes
1answer
124 views

Postfix - No greeting on telnet command

I'm trying to install Postfix with Dovecot and MySQL on CentOS 5. I'm new to this and I'm struggling on this more than 2 weeks. I followed this instruction ...
0
votes
3answers
611 views

Mysql Errcode: 17 Can't create/write to file '/tmp/…'

Can't create/write to file '/tmp/#sql_77a8_0.MYD' (Errcode: 17) I'm getting this for all softs of select queries. This problem is quite intermittent. Deleting the file fixes the problem but in an ...
3
votes
1answer
74 views

Centos 5 - Using official repository to upgrade manually installed Puppet server

I have Puppet server version 2.6.4 that was manually installed using RPM packages directly (instead of using Yum to fetch packages from a repository). Now I want to upgrade it to the latest version ...
2
votes
1answer
358 views

Bad signatures or NOKEY errors on RPMs I just signed

I'm having serious problems getting RPM signing working for RHEL / CentOS 5 hosts. TL;DR: RPM signing isn't working, and it's working in a variety of insane and erratic ways depending on the exact ...
3
votes
1answer
8k views

how to uninstall JDK on centos x64 linux based system

I tried installing JDK in my CentOS x64 web server, it looks like I have made a hash of things :(... Now, how do I uninstall JDK 1.6.0_26 in Centos x64 linux? Regards, Arvind.
2
votes
3answers
396 views

CentOS VM, NTP synchronization problems

We have three CentOS 5.9 VMs on an ESX3.5 host. Because of the nature of the services we provide it is required that the NTP time is synchronized and the time is correct on all three of them. ...
0
votes
1answer
58 views

yum update rpm packages installed manually

I needed to install the libxml 2.7 package and for this i uninstalled yum (yum have dependencies on libxml), is there any way I can make the pass to work with yum rpm packages installed previously? I ...
-1
votes
1answer
33 views

CentOS 5.10 TCP Sequence Number

We have done a security check on a server and its come back with Linux Kernel TCP Sequence Number Generation Security Weakness. We are looking to correct this being flagged up on the check We are ...
1
vote
1answer
134 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 ...
8
votes
3answers
302 views

Is it possible to extract last month's values from a MySQL server and build a new database from those values?

I have an assignment to build a development virtual machine template. I need to add to the server MySQL databases from each one my company's products so that new developers will have the ability to ...
0
votes
1answer
127 views

CentOS 5.5 php-posix with dependency error php53-common

I'm having problems installing php-posix. The problem I have, is that I used epel.repo and now I can't work out how to get past this. I'm not great with Redhat & yum. [root@badelivery ~]# yum ...
1
vote
3answers
77 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 ...
2
votes
4answers
458 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: ...
0
votes
0answers
95 views

Server A can see B, but B can't see A

I am setting up a network with a CentOS client, a CentOS server and a BIG-IP. The network looks like this: (client) < -- > (BIG-IP) < -- > (server) The client is on a 10.10.20.x ...
0
votes
1answer
375 views

ESX Unix guest & AnywhereUSB [closed]

We got a Nagios (FAN) VM within an ESXi little cluster (4 servers). I have to configure SMS alerts with Nagios, so I have to plug a phone via usb. Problem : I want my usb to be seen even if my VM ...
0
votes
1answer
513 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 ...
3
votes
6answers
3k views

Lightweight Linux DNS [closed]

Can anyone recommend a lightweight Linux DNS server, which would be suitable for the data center? EDIT: We speak about data-center typically within 10 - 20 servers, up to 100 at maximum. For larger ...