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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15 views

basic varnish 4.0 setup doesn't seem to work

[Apparently I was running varnishd as root] Now, I get this: [gideon@mywebsite ~]$ sudo varnishd -f /etc/varnish/default.vcl -s malloc,128m -T 127.0.0.1:2000 -a 0.0.0.0:8000 -d [sudo] password for ...
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0answers
8 views

Fast download speeds, slow web page load [on hold]

I first noticed I had an issue when I couldn't load up my website. I received a "forbidden" error from Apache even though I run Nginx. I tried to connect to the server remotely, but I got a ...
-2
votes
1answer
17 views

Unrecognized Service Nginx ERROR

I freshly created droplet on digital ocean, centos 6.5 64 bit. I did all things below. After make install, it seems like nginx doesn't installed my server. I am getting Unrecognized Service Nginx ...
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0answers
9 views

Many gettimeofday in Apache 2.4 + fcgid + centos 6.6 - Long Wait time for static files

When i perform a strace on apache process, i see many gettimeofday before & after GET request, even when Apache returns a static file like an image file. It results in a long downtime period ...
0
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1answer
21 views

Apache SSL Errors every 30 seconds

I have three load-balanced Apache 2.4.6 servers running on fresh installs of CentOS 7. The load-balancer is a Barracuda 340. I know its old, but it's more than capable of handling the traffic, and ...
0
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1answer
28 views

Job for httpd.service failed

after following this tutorial :https://www.digitalocean.com/community/tutorials/how-to-create-an-ssl-certificate-on-apache-for-centos-7 I have tried everything I possibly can to fix the error I have ...
-1
votes
0answers
14 views

CentOS hangs on commends cd & ls [on hold]

I have a remote directory that is mounted in fstab as follows: //1.1.1.1/some/directory /media/mydirectory cifs username=someuser,rw,file_mode=0777,dir_mode=0777,noauto 0 0 The problem is that it ...
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0answers
16 views

MP4 Video Streaming Issue on Centos [on hold]

We have amazon ec2 centos server. High quality and about 180MB size each videos are uploaded on the server but video is not streaming very very slow. It seems to be working fine on other systems. What ...
1
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0answers
20 views

VPN Connection Failed When Using SSH [on hold]

I want to connect to my server in my office over VPN which has a SSH server installed. But when I connect to the VPN and then try to SSH to my server, the vpn connection closed suddenly. What is the ...
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0answers
16 views

failed ssh logins DOS: pam_systemd Failed to connect to system bus

After a couple of weeks of script kiddies attempting to login via SSH to my CentOS 7 box on EC2, it eventually stops responding on that port (and to http on port 80), and I have to reboot it. The ...
-1
votes
1answer
26 views

make mysql to share all cpu

I am very new to linux server .I am using centos.Sometimes my cpu gets overloaded because of the process mysqld over 100% PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND ...
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0answers
15 views

CentOS vhosts causing issues with Vagrant Share command [migrated]

I have a CentOS 6.4 box running with Virtualbox with a basic Vagrantfile like this: Vagrant.configure("2") do |config| # centos box information config.vm.box = "nrel/CentOS-6.5-x86_64" ...
-1
votes
0answers
16 views

Why mails are in spam folder [duplicate]

I have set up a mail server (Postfix) in CentOs with proper configuration six months before. For the past five months, the mails which I have been sent are get received in Inbox folder. But, Now I ...
-3
votes
0answers
13 views

Real visitor IP on XAMPP by CloudFlare [on hold]

How to get real visitor IP on XAMPP sent by CloudFlare on CentOS? https://www.cloudflare.com/resources-downloads#mod_cloudflare # yum install libtool httpd-devel # wget ...
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0answers
24 views

How do I force IPV4 with PCS? (Pacemaker/Corosync)

I'm setting up a Pacemaker/Corosync cluster with a DRBD mount for a highly available Webapp in a secure environment. This is running on CentOS 7. The cluster is working. However to get this system ...
-1
votes
0answers
21 views

Unable to search a file location [migrated]

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
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0answers
22 views

unable to update yum on CentOS 6.6 [on hold]

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
28 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 ...
2
votes
1answer
24 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 ...
-1
votes
2answers
35 views

Chroot user to an existing folder witch parent owner isn´t root [on hold]

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
30 views

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

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
29 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
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0answers
23 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: ...
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votes
0answers
7 views

manuly load dav_svn_module for subversion 1.8 [on hold]

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
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1answer
42 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
15 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
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0answers
24 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
14 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 ...
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votes
1answer
32 views

system halt twice a week [closed]

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: ...
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65 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
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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
40 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 ...
-2
votes
0answers
22 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 ...
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0answers
18 views

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

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
30 views

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

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
36 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
13 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
34 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
65 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
20 views

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

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
12 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
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0answers
24 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.
1
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0answers
51 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
71 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?
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votes
1answer
15 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 ...