CentOS is a Linux distribution standing for "Community ENTerprise Operating System" and is a rebuild of "Red Hat Enterprise Linux" (RHEL), belonging to the same company that distributes RHEL (Red Hat, Inc.). The "CentOS7" tag refers to versions 7.x-xxxx of CentOS, working only on 64-bit hardware. ...

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pam_mysql missing in CentOS 7

So it looks like in Centos 7 the pam_mysql package has been removed from EPEL, but I'm still in need of this package do to my reliance on a remote mysql database used for vsftpd. I stumbled on a ...
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14 views

Install i686 postgres libraries on 64 bits CentOS7

I am trying to get a i686 compiled binary to run on my x86_64 CentOS7 install. When starting it complains it cannot find (dynammically load) the libpq library. I tried installing the i686 Postgres ...
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1answer
18 views

Can't Install freetds php-mssql on Centos7

I am at my wits end... Newbie to Linux... please help me... Goal is to connect to MS SQL Server 2005 using PHP. I have installed PHP and ODBC. I am running CentOS7. PHP Version => 5.4.16 .... ...
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2answers
40 views

Yum: No package mysql-server available in Cent OS 7

I just installed Apache on my new Digital Ocean Cent OS 7 x64 server. When following Digital Ocean's tutorial, yum cannot install mysql-server. # yum install mysql mysql-server mysql-libs ...
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12 views

LDAP: Segmentation fault

I have this error when I use ldapsearch: Segmentation fault I've removed and reinstalled openldap and openldap-servers and after that, throws me this error. /var/log/messages: ldapsearch[20232]: ...
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1answer
25 views

Error Log levels Apache 2.4

Is there any way to temporally get more detailed log errors in Apache 2.4.6 on Centos 7 ,if so , what would it be the way to look into the actual level of logging and which one would it be the way to ...
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1answer
150 views

Cannot ping to localhost into CentOS

I'm connecting to my server (Centos 7) with ssh and I try to ping to localhost: ping 127.0.0.1 but doesn't work: ping 127.0.0.1 PING 127.0.0.1 (127.0.0.1) 56(84) bytes of data. ^C --- 127.0.0.1 ping ...
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25 views

cgi error script not found or unable to stat:

I just found myself on an error I did not know what that even mean and don´t know and hardly found solutions on the internet . This happens on my Centos 7 (apache 2.4.6, php 5.4.16 and 15.1 Distrib ...
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1answer
36 views

ldapsearch result: Can't contact LDAP server (-1)

Anyone knows which the problem? I installed LDAP: yum -y install openldap-servers and then checked is the installation work well starting slapd service and doing ldapsearch like this: ldapsearch ...
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70 views

500 Internal Server Error: Which is the issue? [on hold]

I've configured openldap in my server and also installed and configured mod_ldap but the server throws me a 500 Internal Server Error if I introduce right or bad user. I don't know if it's a bad ...
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2answers
49 views

Chroot user VSFTPD, can't enter Folder

I'm trying to enter a NGINX folder, via Filezilla with my local user. The OS of my server is CentOS 7. I installed vsftpd on it this way: #Install VSFTP sudo yum -y install vsftpd #Make Log file ...
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14 views

Installing Windows Server from a Centos7 VPS [closed]

I am in a situation where I would like to use Windows Server 2008 R2 on my VPS without having access to the underlying VMWare. Presently Centos7 is installed and I have the Windows ISO on the [Centos] ...
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1answer
10 views

OpenStack error when converting a glance image to a cinder volume

/var/log/cinder/volume.log shows the following error when converting a glance-registered QCOW2 image to a cinder volume. local variable 'tmp' referenced before assignment failed to copy image to ...
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2answers
59 views

Bind DNS server respond timeout

I've set up a BIND DNS server on centos 7. I've created the master zone record, it is the following: $ttl 38400 loool.ro. IN SOA ns1.loool.ro. owner.yahoo.com. ( 1421842090 ...
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1answer
24 views

LDAP: getent passwd don't show my recent user addition

I don't know why getent don't show my recently LDAP user addition. ldif file: dn: uid=user1,ou=People,dc=example,dc=com uid: user1 cn: user1 objectClass: account objectClass: posixAccount ...
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54 views

CentOS 6.6 -> 7.0 Upgrade, Apache reverse proxy no longer correctly working

I am running a web application in Docker where the HTTP port 12020 is exposed. I moved my setup from CentOS 6.6 to 7.0 and now with the following virtual host configuration I can no longer reach the ...
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1answer
55 views

CentOS 7 with vmxnet3 stops transmitting

I'm setting up a virtual machine running CentOS 7 in a vmware environment, using a vmxnet3 virtual network adapter, and have run into a rather frustrating problem: the interface stops transmitting ...
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1answer
125 views

LDAP user authentication on CentOS 7: Permission denied

I configured LDAP on CentOs 7 and now I'm trying to configure external user authentication. Browsing I found this: https://www.centos.org/docs/5/html/Deployment_Guide-en-US/s1-ldap-pam.html that is ...
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0answers
25 views

fopen: failed to open stream: Permission denied

I am not sure what else should I check to allow file being uploaded to my Centos 7 server I have the owner to apache and set the permission to 775. Here the details ls -lrtd /var/www/html/uploaded ...
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1answer
48 views

PHP cant write files regardless of permissions

On a Centos 7x64 box apache/php is unable to write files regardless of permissions. I set the directory to apache:apache and even set it to 777 and php is still getting permission errors. What else ...
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0answers
16 views

Teamcity Build Agent gets killed by systemd when upgrading

On our centos system we have configured a teamcity agent as a systemd service. The service works fine except when the agent performs an upgrade. Then it gets killed while performing the upgrade. I ...
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1answer
31 views

Changes on Puppetmaster not always immediately recognized by Puppet-agents

Introduction It occurs a number of times a day that changes on the Puppetmaster are not recognized immediately by the Puppet agents. If this is the case Puppet needs to be run more than 5 times (e.g. ...
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14 views

selinux-policy update prevents ssh into ec2. Now what?

I created a new EC2 instance using the official CentOS 7 (x86_64) HVM image. I ran: yum upgrade At: Running transaction Warning: RPMDB altered outside of yum. Updating : ...
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1answer
29 views

virtualenv Failed to map segment from shared object: Permission denied

When SELinx is in permissive the Django webapp runs fine with no alerts. The below error appears in the Apache error log, once SELinux is set to enforcing, but, still, not alerts are logged to ...
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21 views

Installed Ruby gems not in path on CentOS 7

After installing a gem via gem install --no-ri --no-rdoc gemname while sudo'ed via sudo -s it is not showing up in my path. If I drop privledges and go back to my user or if I sudo su - it shows up ...
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39 views

ldapsearch throws me a login fail (invalid credentials (49))

I'm starting with LDAP and trying to configure all in this tutorial step by step: http://wiki.openiam.com/pages/viewpage.action?pageId=7635198 But when I'm in 10th step: ldapsearch -h localhost -D ...
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votes
1answer
74 views

Configuring Postfix relay gmail but why get tatus=deferred (SASL authentication failed; cannot authenticate to server smtp.gmail.com[? [duplicate]

Here is the story, I would like to use POSTFIX relayhost config to send mails to gmail. I use 2-step Authentication and change and double check password and username. everything looks fine in ...
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2answers
40 views

FTP file transfer hangs and times out

I have an issue with file upload via FTP. I can successfuly list the directories, but when I try to upload a file, let's say ".htaccess", it hangs for about 20 seconds on STOR .htacess, and then ...
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1answer
43 views

install oracle java using alternatives system on centos 7

I installed Oracle's Java onto my CentOS Linux release 7.0.1406 (Core): [alexus@wcmisdlin02 Desktop]$ rpm -q jdk1.8.0_25-1.8.0_25-fcs jdk1.8.0_25-1.8.0_25-fcs.x86_64 [alexus@wcmisdlin02 Desktop]$ ...
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1answer
95 views

Installation OpenLDAP on CentOS 7

I'm following this OpenLDAP step by step tutorial: http://www.server-world.info/en/note?os=CentOS_7&p=openldap&f=1 Important: I'm working on CentOS 7 But when in the first part I try to start ...
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1answer
66 views

No package php-imap available on CentOS 7

I'm running a dedicated server with CentOS 7 64bit, here is the output when trying to install IMAP: yum install php-imap Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile ...
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20 views

Automatic updates recommended in CentOS 6/7? [duplicate]

I know there are several ways to automatically update the CentOS 6/7 system via yum. My question: Are automatic scheduled updates recommended to use in CentOS? If yes, which way is the best? Florian ...
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1answer
168 views

How to install and setup 389-DS on CentOS 7

Setting up Directory Server(389-DS) and Directory Server Admin Console on CentOS 7 Since 389-DS is missing in yum repo of CentOS7 presently and information related it not available. I tried to figure ...
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1answer
60 views

Issue with Centos 7 + kickstart raid configuration

I've had an odd issue trying to set up kickstart with Centos 7. First of all, the relevant portion of the file itself. The following works, although it's not optimal. zerombr clearpart --all ...
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1answer
66 views

CentOS Minimal Installation - Ports blocked?

I am trying to connect to a new CentOS 7 server to do some performance testing. It is a minimal install and at this point the only things installed / configured are to test RAID performance, Java 1.7 ...
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31 views

CentOS 7 and MariaDB issue

I have recently moved to DigitalOcean, and installed Centos7 along with its default MysQl server (MariaDB). But I am facing since first install. MySql is exiting down spontaneously and there is no ...
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77 views

iscsi not working after host reboot

I have a host that is acting as both an iscsi initiator and target. It's an OpenStack box that acts as both the storage node (cinder) and also as a compute node. There is also another compute nodes on ...
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58 views

How to set ethernet devices to specific hardware on Centos 7

I have a Centos 7 system where I've disabled the new network naming system and reverted to the old system (eth0, eth1, etc.). I've done this because I'm using this in an RDO Openstack setup, and this ...
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0answers
104 views

mysql_upgrade fatal Error on CentOS 7

I just upgrade MariaDB (Mysql) 5.5.40 to MariaDB 10.0.15 by following this step by step. I have failed to enable the mysql and also mysql_upgrade with the following errors mysql_upgrade -u root -p ...
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votes
0answers
10 views

PHP can't connect to PostgreSQL on CentOS 7 [migrated]

I have CentOS 7 running in VirtualBox on OSX. Apache, PHP 5.4 and PostgreSQL 9.2 are all running. But, when my (simple) php-script tries to connect to PostgreSQL it doesn't work: Warning: ...
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46 views

HP NC364T on CentOS 7

i am trying to install a quad port network card (HP NC364T) into a machine I have running CentOS 7. The issue is that during boot, the OS hard crashes and reboots the machine. This is after all boot ...
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1answer
35 views

Is there a simple way to export/import firewalld settings?

Is there a simple way to export/import firewalld settings? I'd like to set firewalld on one server an then use the same for a lot of others. Including adding custom zones, direct rules etc.
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0answers
15 views

How to set up Fail2Ban for my dynamic ip [duplicate]

I am setting up fail2ban for my VPS and need to know what value should i specify for "ignoreip" , I have a dynamic ip from which I connect to my Vps and it generally changes every week. Can I put ...
2
votes
1answer
55 views

Why does passenger-install-nginx-module neither install Nginx nor implement Passenger support on Centos7 while the output indicates the contrary?

Introduction At the moment there are approximately 100 Puppet agents that connect to the Puppetmaster. Sometimes it takes a while before implemented changes on the Puppetmaster are picked up by the ...
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0answers
50 views

Failed at step EXEC spawning /usr/libexec/mariadb-prepare-db-dir

a bit of a newbie here so mind my obliviousness. I'm trying to install mariadb on a fresh Centos 7 server, though upon running "systemctl start mariadb.service" I get this malarkey: Job for ...
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1answer
148 views

Cannot install Varnish on CentOS 7

I am trying to install Varnish 4 on CentOS 7. I first added these rpm: sudo rpm -ivh http://dl.fedoraproject.org/pub/epel/6/x86_64/jemalloc-3.6.0-1.el6.x86_64.rpm sudo rpm -iUvh ...
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0answers
44 views

can't change NIS account password from Centos-7 client “NIS server Centos-6”

I'm trying to change password for a NIS account from a Centos-7.0.1406 client and the server is Centos-6.6 it seems that passwd command don't ask me neither to change password nor ask me for old ...
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0answers
80 views

Fail2ban on centos 7 does not add rule to firewall. Firewall-cmd used on system

I installed the latest fail2ban from centos/epel I have added the ssh enabled option in jail.local. I have tried with action and banaction = firewallcmd-ipset neither made any difference. ...
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1answer
50 views

Strange folders in Pagespeed cache folder. Did I get hacked? [duplicate]

I have a Centos7 server with nginx and google pagespeed. I wanted to clear pagespeed cache for a reason but i saw lots of chinese site caches in my pagespeed cache folder like baidu.com, ly.com, ...
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35 views

Can multiple firewalld zones be active at any given time?

I've been struggling through some weird (to me) firewalld errors but am now seeing the firewall behavior I'd like. But, baffling to me, what works seems to be a mix of both the drop zone and the ...