Red Hat Enterprise Linux version 7 is a Linux distribution sold by Red Hat, Inc. for the enterprise market. It is used for both servers and desktops. Although the binaries are not freely available, the sources are, and so there are numerous projects which provide compatible rebuilds of RHEL, such as ...

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22 views

CentOS7 /etc/sysconfig/static-routes takes effect on service network restart but not on boot

I prefer to use /etc/sysconfig/static-routes as opposed to interface-specific /etc/sysconfig/network-scripts/route-<interface> files. I am testing whether /etc/sysconfig/static-routes still ...
4
votes
0answers
39 views

How to ensure sshd is the last service to be stopped during shutdown?

I have noticed that when I issue a reboot command, my SSH connection is immediately closed on CentOS 7. It does not mean the server has rebooted, as I can still ping it. It seems systemd is killing ...
0
votes
0answers
17 views

request_module: runaway loop modprobe binfmt-0000

I'm running CentOS 7. Everything was working fine, until I had one pending update, which I accepted and rebooted. Now the system fails to boot and instead says: request_module: runaway loop ...
0
votes
1answer
21 views

Creating AD SPNs with realmd/sssd on Cent7

Is it possible to use the system tools provided by realmd/sssd on a CentOS7 system to create and write out service principals for Apache and other servers? Or are we still reliant on other tools, ...
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0answers
20 views

“Environment” not working in systemd unit file [duplicate]

I'm trying yo make Unit file for some software. I can't create variable for later use. Example: [Service] Environment="FOO=default_foo_value" ExecStart=/bin/service $FOO Seems legit. I saw many ...
1
vote
1answer
26 views

How do I get puppet master to listen on IPv6?

So I have a RHEL 7 server on an internal network with IPv6, and I am able to SSH into it via IPv6 and it is also serving DNS to other hosts over IPv6. I have noticed that puppet master bind to IPv4 ...
2
votes
0answers
43 views

Centos 7 & Hard CPU Limits

OS Version Information: [root@localhost system]# cat /etc/redhat-release CentOS Linux release 7.1.1503 (Core) Configuration for the test.slice is as follows: [root@localhost system]# cat ...
0
votes
2answers
48 views

How can I set resource stickiness in pacemaker?

I'm playing around with Red Hat's High Availability Add-On, everything seems working fine however I have one issue: Whenever I reboot one of nodes 7test2, resource group g1 migrates to 7test1 (by ...
0
votes
1answer
60 views

Connection tracking in Firewalld (e.g. CentOS 7)

I can't get vsftpd and firewalld to work together properly on CentOS 7 (without adding the passive range to the firewalld). Looks like firewalld ignores connection tracking (nf_conntrack_ftp is loaded ...
1
vote
1answer
40 views

Are there good reasons not to disable /etc/init.d/network on centos-7 in favor of exclusively using NetworkManager?

rhel-7/centos-7 network configuration is bizarre -- largely because they are straddling between the old (shell scripts usually invoked by /etc/init.d/network which mutate configuration state of ...
1
vote
2answers
121 views

Multiple Domain realmd/sssd Configuration on RHEL7?

I've configured our RHEL7 instance to support Active Directory login integration by using the documentation HERE. This describes using the "realm" command to configure the "sssd" service allowing for ...
0
votes
1answer
79 views

How To Remove Non-Existent/Phantom Yum Repository?

TL;DR... I'm replacing public yum repos with an internal one and I can't figure out why two public ones continue to display in "yum repolist" when they don't appear in the normal config files. I've ...
0
votes
0answers
68 views

CentOS 7 Cluster with load balancer

I'm trying to understand how clustering works in CentOS 7. I'm not a cluster expert!!! What I'm trying to do is to have three clustered services: httpd, mariadb (mysql) and postgresql. I've managed ...
0
votes
1answer
61 views

Is there a way to run just save with firewalld in RHEL7?

I'm starting to use RHEL7 and learning a little about the changes that come with systemd. Is there a way to perform /sbin/service iptables save in firewalld? $ /sbin/service iptables save The ...
0
votes
1answer
37 views

Access to samba share folder without browsing

I am setting up a samba server on RHEL7. I would like to set up my share permission in the following manner - Directory shared - /shared/ /shared/private/ Files in /shared/ - /shared/file1 ...
0
votes
0answers
19 views

Bridging Interfaces and limiting Egress of children

HISTORY: First let me explain what I want to do: I want to setup a development / staging environment based on LXC so our developers can rapidly deploy and tear down VMs. We have a single public ...
1
vote
0answers
44 views

CTDB and SAMBA Cluster

I am trying to setup Samba Cluster with CTDB on CentOS7. I am having some confusion about how CTDB work with SAMBA. Here are my queries - 1) How to disable CTDB IP Failback? When node1 die, node2 ...
0
votes
1answer
49 views

issue with xinetd arguments

i have created this BASH script called blah which does something simple like this (See below) #./blah -x "bindas" hello bindas i would like to execute script using xinetd with dynamic variable, ...
1
vote
0answers
38 views

xrpd service is not listening in RHEL 7

I installed xrdp (according to the instructions on this post: xrdp install instructions for RHEL 7, enabled it, but the xrdp.service does not show that it's listening on port 3389. What could be ...
1
vote
1answer
98 views

Why do I need to use systemd to set my timezone in RHEL7?

I used to be able to edit /etc/sysconfig/clock, but now I need to use timedatectl, which I believe is a systemd command. What has that got to do with booting the system?
0
votes
1answer
387 views

recommended way to configure a centos-7 network interface with static settings via ansible

I'm new to ansible and a little googling hasn't lead me quickly towards the right solution to my question. What's the 'with the grain' way to assign static network settings to a centos-7 host with ...
1
vote
2answers
172 views

Zabbix server SELinux policy

I have a Zabbix server running on a RHEL 7 box and when I use the web front end (on the same box) it says Zabbix server is not running. If I disable SELinux and change nothing else, the web front end ...
1
vote
1answer
39 views

RHEL Routing with 3 nics

I am trying to get my routing to work on my RHEL 7 with 3 nics and 3 subnets. I have the followig nics DEVICE=eth0 BOOTPROTO=sttic ONBOOT=yes TYPE=Ethernet USERCTL=yes PEERDNS=yes IPADDR=10.241.78.5 ...
1
vote
1answer
631 views

How do I get a network interface up in rhel 7?

I was given a rhel7 vmware template to use for provisioning rhel 7 test environments. When I created my vm, it booted up fine except that my network interface doesn't seem to come up. If I type ...
1
vote
2answers
143 views

unable to install npm on the AWS RHEL7 AMI because of c-ares-devel dependency

I've added the EPEL repository and attempted to install npm (since it is not included in the standard repos), but get the following error: Error: Package: nodejs-devel-0.10.33-1.el7.x86_64 (epel) ...
0
votes
1answer
329 views

Autofs and Samba not mounting on RHEL 7

I have a samba share entitles "scrolls" set up. Listing the samba share works just fine: [root@rhel7-client ~]# smbclient -L 192.168.1.2 Enter root's password: Domain=[WORKGROUP] OS=[Unix] ...
0
votes
1answer
197 views

RHEL7 server won't boot after restart - “Failed to start LSB”

I have a RHEL7 server that has been running for the past couple weeks, but it won't come back up after a restart now. I have daily snapshots, but all of them seem to be affected by the same problem. ...
2
votes
2answers
104 views

RHEL sends mail as myhost.localdomain but I don't want the localdomain suffix/FQDN

I have several machines that used to run Ubuntu 10.04. The OS were changed to RHEL7. After the change, programs like cron and mail send mail as myuser@myhost.localdomain whereas on Ubuntu it was ...
0
votes
0answers
142 views

RHEL7 kickstart fails to install product certificate

I am installing Red Hat Enterprise Linux 7.0 Sever from a customized image with a Kickstart file. After rebooting, no product certificate has been installed, making it impossible to register the ...
2
votes
1answer
1k views

How can I coax RHEL / CentOS / SL 7 into booting normally with degraded software RAID 1

I set up a new server (my first with this version of Linux). I installed a pair of 160 GB blank SATA HDDs (one Seagate and one WDC, but with exactly the same number of LBA sectors) in an old machine, ...
0
votes
1answer
252 views

Configure a Bridge Device in CentOS 7 via Kickstart

I wish to configure a br0 bridge with kickstart using eth0 as its slave. Is this possible? I have not seen any kickstart examples that do this. I wish to use this box as a KVM host, so I'm ...
0
votes
1answer
226 views

How to include cinnamon via kickstart in CentOS 7

I'm trying to install cinnamon via kickstart in CentOS 7. In previous versions of CentOS/RHEL there was the %packages --resolvedeps options This option is no longer available. I have the following ...
1
vote
2answers
743 views

Automatic MySQL shutdown is RHEL7

When I execute systemctl start mysql it starts MySQL but I don't get command prompt back, it just stays like that. Database starts normally. After couple of minutes database automatically shutdowns ...
9
votes
1answer
671 views

Redhat 7 desktop to workstation

I installed a RedHat out of an installation cd, registered my entitlements, all that stuff. As part of my subscriptions I have both Red Hat Enterprise Linux Workstation and Red Hat Enterprise Linux ...
0
votes
1answer
111 views

Execute a script while boot up in RHEL7

One of my server reboots every sunday and monday morning, whenever the server is up I need to do a service restart. Actually I call a script to execute itself (everytime manually). What I want to ...
0
votes
0answers
160 views

How to bring rhel7 errata into spacewalk 2.2?

Is anyone using spacewalk for rhel 7? How are you downloading patches now that mrepo does not work with subscription-manager? How are you importing errata for rhel7 into spacewalk 2.2?
0
votes
0answers
213 views

systemd-journald: Received request to flush runtime journal from PID 1

I'm using RHEL7 on Amazon EC2 and I'm experiencing issue while booting it up. last few entries from log are: [ 93.000775] systemd-journald[413]: Received request to flush runtime journal from PID ...
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votes
3answers
332 views

MariaDB 10.x on CentOS 7?

Why there is no MariaDB 10.x RPM for CentOS/RedHat 7? How can I install it? I'm trying to install the most recent stable version on my server, but it seems, that official repo is absent. 5.5 is ...
0
votes
1answer
840 views

Unable to install awstats on redhat 7 due to missing perl(LWP::UserAgent)

I'm unable to install awstats on my rhel7 aws ec2 instance: [root@ip-10-146-180-60 ~]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.0 (Maipo) [root@ip-10-146-180-60 ~]# rpm -ivh ...
2
votes
1answer
795 views

Foreman install on RHEL7 missing ruby(abi) dependency

I'm trying to use yum to install the foreman-installer package on a RHEL7 image. Ruby and rubygems are installed. Ruby is version 2.0.0p353. The yum install fails with several rubygem packages ...
1
vote
2answers
563 views

How can I log on my linux machine with my Active Directory credentials?

I'm on a windows computer RDPing to a RHEL 7 Server. I now want to be able to log into that server using my windows domain credentials(over SSH, preferably RDP too but not necessary). Here's what I ...
0
votes
1answer
284 views

Audit says nothing to do, yet puppet won't run with SELinux enforcing

I'm determined to get my puppet master running with SELinux set to enforcing. If I make it permissive, it runs fine. I'm on RHEL 7, with systemd, apache2, passenger 4, and puppet 3. I've gone ...
2
votes
3answers
1k views

I have added a port to the public zone in firewalld but still can't access the port

I've been using iptables for a long time, but have never used firewalld until recently. I have enabled port 3000 TCP via firewalld with the following command: # firewall-cmd --zone=public ...
0
votes
4answers
2k views

Tested kickstart file baulks in Centos 7

Tried kickstarting CENTOS 7 and got an unexpected message. The kickstart file has worked with 5 and 6 prior. Something has changed. Has anyone run into this? Installation 1) [x] Timezone settings ...
1
vote
0answers
307 views

Puppet Enterprise 3.3 on RHEL 7 - Error: Could not find terminus console for indirection node

With a fresh install (monolithic) of PE (Puppet Enterprise) 3.3 on RHEL (Redhat Enterprise Linux) 7 I'm currently getting the following error: ... Info: Loading facts in ...
4
votes
2answers
2k views

How to Increase the Size of an XFS File System?

I just created an Amazon AWS EC2 instance running RHEL7: [root@ip-10-184-161-46 ~]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.0 (Maipo) [root@ip-10-184-161-46 ~]# And even ...
0
votes
0answers
286 views

Advertising security type 18 (VNC)

I am connecting to a Red Hat Miapo via VNC (well at least trying to) and I am getting some weird errors. From the VNC Viewer (Windows) I receive the error: "unable to connect to VNC server using your ...
2
votes
2answers
2k views

Mod Perl on RHEL 7

I for the life of me can not find the mod_perl package for RHEL 7. There is no package remotely called mod_perl, and google does not help. I am trying to get Redmine Git Hosting setup, but I need to ...
0
votes
1answer
662 views

httpd (WordPress) gets avc denied write (SELinux)

I'm getting following message in my /var/log/audit/audit.log: type=AVC msg=audit(1402615093.053:68): avc: denied { write } for pid=799 comm="httpd" name="php" dev="xvda1" ino=8667365 ...
0
votes
2answers
1k views

Unable to install Wordpress on Amazon's EC2 instance due to missing php-mbstring

I've created a new instance on Amazon's EC2 and I'm trying in wordpress and it's failing due to php-mbstring: # yum install wordpress Loaded plugins: amazon-id, rhui-lb Resolving Dependencies --> ...