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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2
votes
1answer
20 views

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

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 ...
0
votes
0answers
18 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 ...
0
votes
0answers
16 views

CentOS yum base repo not working

I am currently working on a automated migration using saltstack, but I have been having a problem recently. Anytime I use yum anything what it says is this: Loaded plugins: fastestmirror ...
3
votes
2answers
170 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.
0
votes
0answers
6 views

CEPH's raw space usage

I can't understand ceph raw space usage. I have 14 HDD (14 OSD's) on 7 servers , 3TB each HDD ~ 42 TB raw space in total. ceph -s osdmap e4055: 14 osds: 14 up, 14 in pgmap v8073416: ...
1
vote
0answers
10 views

systemd Unit file for GitLab

I am currently writing a Puppet module to get GitLab running on CentOS 6/7. For the CentOS 7 install I need to write a systemd unit file to start the gitlab service (which is actually Unicorn & ...
4
votes
1answer
120 views

Apache shuts down unintentionally

I must say that I am not the guy that set up the server, but the poor sap tasked with finding out what is happening for the time being. I only have a rough knowledge about apache and linux, so ...
-1
votes
0answers
36 views

How to check email delivery in server? [on hold]

I currently have a server with CentOS that runs Cpanel from hostgator. I have another server to send email to using php scripts. This email reaches gmail server safely, but it doesn't reach my ...
-1
votes
0answers
16 views

is it safe to disable pure-ftp in WHM? when not using it [on hold]

Is it safe to disable FTP and only turn it back on as needed? I noticed cpanel does try to access ftp for some sort of check. just curious if disabling ftp until I need to use it would be safe? ...
-1
votes
1answer
34 views

Curious what server pam_pwdfile is in var/log/messages

I am getting tons of these messages in my /var/log/messages file Apr 16 06:58:20 server pam_pwdfile[7856]: couldn't open password file /etc/techproxy.shadow Apr 16 06:58:20 server pam_pwdfile[7863]: ...
0
votes
1answer
40 views

Website takes a long time to first byte [duplicate]

Recently, I migrated a joomla 2.5 site with K2 from a shared host to a dedicated web server with 1 GB of RAM and 8 CPU cores. My problem is now that the website loading is very slow, much slower than ...
0
votes
0answers
14 views

Remote packet capturing using fifo and dumpcap

I'm currently working on two linux servers where one server is running in 2.6.18-274.el5(Server A) and the second one in CentOS 7 (Server B). My requirement is to capture the packets of the network ...
1
vote
0answers
13 views

Dell r730 + Dell 12Gb SAS + Centos 7 + netvault 9.2 quantum superloader 3 not found

In the above configuration Netvault does not find the library attached to the sas controller. What driver should I see with lsmod for the SAS card? I have: ... mpt3sas 195379 0 ...
0
votes
2answers
14 views

CentOS 7 won't connect to external MySQL database. Database works from other servers

I have a new CentOS server set up, with Apache and php-fpm. The php application fails to connect to an external MySQL server. This server is reachable from other servers, the firewall on the database ...
0
votes
0answers
9 views

Rogue external service showing up in New Relic that I can't track down

I am working on a CentOS 5.1 dedicated server that uses WHM/cPanel to host 75'ish sites. There is an external service, matvsub.wang, that is showing up in New Relic external services that has a ...
-1
votes
1answer
23 views

SFTP and SSH Logins [duplicate]

I've been doing my research and found some clues as to where I should be looking, but just can't quite get it perfect. I'm trying to create a new user, and allow them to have access to SFTP for file ...
11
votes
2answers
256 views

How to uninstall newly installed dependencies for a RPM package?

Is there an easy way to make a list of the dependencies a newly installed RPM package will install with yum? Example: If you do yum install ruby then it will also install some rubygems. But when I ...
0
votes
0answers
13 views

CURL Error: 35 - error:14094410:SSL routines:SSL3_READ_BYTES:sslv3 alert handshake failure [on hold]

I'm getting below error when connecting to quantumgateway.com via WHMCS, CURL Error: 35 - error:14094410:SSL routines:SSL3_READ_BYTES:sslv3 alert handshake failure Using cPanel 11.48, Apache 2.4. ...
0
votes
0answers
38 views

is there a way to determine what process has written a file? linux [duplicate]

The answer marked as duplicate is not related to my question which is very specific. I need to know if there is a command or information stored on linux about how a particular file was written please. ...
0
votes
1answer
37 views

Server ran out of HD room

A rogue script brought my centOS-based server to its knees and resulted in 0 bytes of HD room left. I since fixed the issue and everything seems to be running normally. So my question is, what ...
0
votes
0answers
3 views

Converting Bro IDS output to CSV

I have Bro-IDS currently operating under Centos 7. I need to convert the output to CSV format. The documentation that I have seen on this is not clear to me. Has anyone done this successfully? I have ...
-1
votes
0answers
13 views

plesk 12 404 on wrong subdomain [on hold]

We're running a plesk 12 setup hosting multiple domains but recently we noticed that inputting a wrong subdomain for domain X will redirect to the default domain, lets call it domain Y. Ideally we'd ...
-1
votes
1answer
19 views

Cannot Access remote CentOS machine using VNC

I am trying to connect to a remote CentOs machine through VNC to get a graphical display. I have followed the steps mentioned in https://www.howtoforge.com/vnc-server-installation-centos-6.5 to ...
1
vote
1answer
20 views

MySQL PID Errors

While attempting to change the MySQL server timezone to CDT to match the Centos sytem time, something has messed up. I edited the my.conf in /etc/ in vim logged in to SSH as root, and saved it. On ...
-1
votes
0answers
6 views

Unreal IRCd: Password Mismatch error on client when using authentication setting in server config file [duplicate]

I'm trying to get my irc server to use password authentication. I'm running unreal 3.2.10.2 ircd compiled with openssl. With the following allow entries I can connect with mIRC using ssl without any ...
0
votes
2answers
70 views

100% CPU usage on my CentOS VPS

I have a 512 MB VPS and hosting 2 WordPress websites on this CentOS server. I have installed apache + mysql + PHP + fast cgi on this server. Everything was working great from last 6 months. I have 500 ...
-1
votes
0answers
6 views

Cannot retrieve metalink for repository: epel. Please verify its path and try again [duplicate]

I have referred the already discussed threads for this error. EPEL Repo for CentOS 6 causing error I tried all the solutions suggested there, but that didn't help me. Can someone please suggest any ...
-3
votes
1answer
37 views

unable to update php version to 5.5 on centos

i want to update php version centos via ssh , i ran "yum update" command on server but it did not update php version, how can i do it . Please guide. My centos version is 6.6
0
votes
0answers
22 views

How to configure CentOS VPS Server with WHM/CPanel to run both NodeJS and nginx/apache [on hold]

I've tried (unsuccessfully so far) to setup a CentOS VPS server to run both NodeJS and PHP applications (which means having a NodeJS server + Apache/nginx running together) under two different ...
0
votes
0answers
14 views

How to debug 403 error on Cent OS?

I'm trying to install phpMyAdmin and I'm getting a 403. /etc/httpd/conf/httpd.conf <Directory /usr/share/phpMyAdmin/> Order Deny,Allow Allow from all </Directory> ...
-1
votes
0answers
19 views

Password mismatch when enabling sha1 password encryption in IRCd config file

I'm trying to get my irc server to use password authentication. I'm running unreal 3.2.10.2 ircd compiled with openssl. With the following allow entries I can connect with mIRC using ssl without ...
-2
votes
1answer
17 views

Server stuck with default static IP from router and won't set to anything else [on hold]

I'm green when it comes to networking and in need of help. I have a simple ISP modem going into a Netgear router WNDR3400v3. Then I have this server connected to the Netgear router. The Netgear ...
0
votes
0answers
15 views

iptables, after specifying an interface to drop traffic it drops all traffic of all interfaces

We have currently the situation that one interface (eth0) is linked to the internet. and we 2 other devices (eth1/eth2) for management purposes. Now the idea is to block off eth0 completely from the ...
-1
votes
0answers
29 views

Fallback to status page on a different server [on hold]

Recently we had some server troubles. While we can't avoid any in the future, we can be transparant to customers about the server availability. We want to fallback to a different server (status page) ...
0
votes
0answers
12 views

XenServer CentOS VM: EXT4-fs error (device dm-2): ext4_journal_start_sb: Detected aborted journal

I have 2 different CentOS 6.4 VM's on 2 different Citrix XenServer and both have the same error within couple of few days. Output of messages: kernel: Aborting journal on device dm-2-8. kernel: ...
0
votes
0answers
38 views

Bridge on vlan on teaming for KVM

I have problem to create bridge on vlan on teaming. Why I do something like that? - Kvm needs bridge - Vlans because I need vm’s in different subnets - Teaming in option active-backup (small HA) I do ...
-1
votes
0answers
10 views

COD4 Linux game server doesn't send UDP packets as response to broadcast [migrated]

I am setting up a bunch of Game servers for a medium sized LAN tournament using CentOS 6 and the various Linux binaries used for the game servers. With COD4 the servers did not show up in the server ...
0
votes
1answer
24 views

How to change lsync log level or completely disable it?

I'm using lsync for incremental backup. After 6 month it generated about 6GB log file in /var/log/lsyncd/lsyncd.log. I decide to change log level to reduce log generation. there is an option '-log' ...
0
votes
0answers
36 views

How install libgnutls.so.26 on Centos 7.1?

guys, I'm following this tutorial for install ffmpeg on my server: http://www.mysql-apache-php.com/ffmpeg-install.htm Anyway, whem I'm configuring the source I get the problem: ffmpeg headers not ...
0
votes
1answer
28 views

Admin has no rights, not even to own desktop

For some reason my admin account lost access to everything. I can't see any files on my desktop; When I try to open a file I get the error Nautilus could not create the following required ...
1
vote
2answers
43 views

How do I drop requests from dig?

Basically I'm getting tons of request to my named/bind service, basically those requests are being rejected by named, Those are the messages i get, from tons of ips., How extacly can I drop those ...
1
vote
0answers
15 views

CentOS 7 doesn't recognize new Active Directory accounts/settings

I joined a CentOS 7 system to a Windows domain by syncing the time with the DC and running realm join --user=admin@mydomain.local mydomain.local. This allowed me to authenticate my login to the CentOS ...
-2
votes
0answers
14 views

Best Apache configuration for downloads server [closed]

I have server for downloads files only, Direct links, big files 1 - 2 GB Ex: sub.domain.com/files.rar The problem is that load rises at times in these servers, And the response is slow or ...
-1
votes
0answers
10 views

.htaccess to redirect phone users to different photos folder not working?

I realize there are numerous similar questions. I have checked them and can't figure out where the problem is. I have a large directory of small-for-phones photos ("mobile") using the same ...
-1
votes
0answers
16 views

File permissions in /home/ directory for shared hosting [duplicate]

I've avoided asking, but after searching for hours I am stuck. Background info: Host type: VPS Control Panel Used: Centos Web Server Linx Distribution: Centos 6.5 I have 2 websites hosted on the ...
-1
votes
1answer
29 views

Installing TF-3200 to Centos 7

I have plugged in a separate network card named TF-3200 to the PCI port. I also have ensured that the card is detected by using lspci command and it gives, 01:02.0 Ethernet controller: Sundance ...
0
votes
1answer
20 views

cant turn on mysqld. I moved mysql to an XFS directory and pointed it there

hey guys hopefully someone has the answers for this but these are my errors ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) and in my ...
-2
votes
0answers
12 views

how to configure samba server in redhat6.2?

If i install samba server in redhat6.2, i got the following error root@localhost /]# yum install samba Loaded plugins: product-id, refresh-packagekit, subscription-manager Updating Red Hat ...
11
votes
1answer
169 views

NFS poor write performance

I have two machines connected with 10Gbit Ethernet. Let one of them be NFS server and another will be NFs client. Testing network speed over TCP with iperf shows ~9.8 Gbit/s throughput in both ...
0
votes
0answers
21 views

CentOS wrong outgoing IP address on forward

I have a rather strange behaviour for me in here. I am trying to forward traffic between two interfaces (one being a bridge) but will not work as intended. Here is the setup: Kvm host has br0 ...