Red Hat Enterprise Linux (RHEL) is a commercially supported Linux distribution.

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2
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3answers
3k views

Some Ossec agents not able to communicate with OSSEC server

I have installed Ossec on one server and agents on some other servers running on Redhat. The issue is that some servers are able to communicate and send the logs to servers and others are in INACTIVE ...
1
vote
1answer
1k views

Trouble installing lxml with custom install location for libxml2/libxslt

I am attempting to install a python module called lxml to my account on a supercomputer running RHEL. I do NOT have root access or super user status. lxml requires the dev/devel versions of libxml2 ...
0
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0answers
29 views

How to set IP based on interface name (not MAC) on Centos 6.5

I'm trying to automate the network interface setup that will be used on identical boxes. The boxes have 3 different NICs. Each of the 3 NICs have different MAC prefixes that I can use to differentiate ...
0
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1answer
597 views

how to have root partition LVM for RHEL 5.8 64 bit on AWS EC2

I am new to this and I have to create a RHEL 5.8 Amazon Machine Image (AMI) in which the root partition should be a logical volume. I know how to create a data partition as a logical volume but am not ...
0
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1answer
699 views

RedHat init.d script will not start with service after stop

I have the service script below, which calls a shell script. We changed something in the script When I run the shell script directly, everything works fine. When I restart the servER, everything works ...
1
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2answers
797 views

Installation of Pacemaker Corosync on RHEL Server 6.6

I was trying to install Corosync and Cman using yum install -y pacemaker cman pcs ccs resource-agents This works fine on CentOS 6.3. Tried the same on Redhat Enterprise Linux Server 6.6 and ran ...
1
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1answer
14 views

FTP not happening on RHEL 6 Server configured using a Vm Player 11

I am not able to ftp to the server server from a client. I am using my base machine as Ubuntu 14.04 . Below is the ifconfig output:- raghav@raghav-HP-15-Notebook-PC:~$ ifconfig eth0 Link ...
1
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1answer
12 views

yum install http://www.example.com/package.rpm vs. rpm -ivh http://www.example.com/package.rpm

What's the difference between those commands? Are there any advantages to you yum or rpm for the same task? yum install ...
0
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0answers
17 views

How can I confirm download status for yum update on RHEL5/CentOS5?

I have an older server/appliance running CentOS 5.x. When I run updates on it, yum shows something like this: The screen stays like that until all packages are downloaded -- no status or progress ...
2
votes
1answer
16 views

Taking a clone of a customized RHEL server hosted in a data center remotely

We are planning to upgrade OS to RHEL 6.6 on all our servers. All our servers are located in a data center. We have to follow a repeated process of installing application stack, securing, hardening ...
0
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2answers
4k views

Could not open /dev/vmmon: No such file or directory

I've installed VMWare Player 6.0.1 build - 1379776 on a Red Hat Enterprise linux Server release 6.1 Beta ( Santiago ). When I attempt to start my virtual machine, I get the following the error: ...
0
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0answers
10 views

RHEL: add IPv6 default gateway via interface configuration file

I need to configure a default gateway for IPv6 over the interface configuration files in RHEL (6.6). The File is managed by puppet With IPv4 there is this option GATEWAY=[IPv4 address] I've ...
1
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1answer
17 views

Building RPM results in nothing generated in RPMS directory

I am building a RPM on RHEL. After following https://fedoraproject.org/wiki/How_to_create_an_RPM_package, I put my front.tar.gz in /rpmbuild/SOURCES, and make the spec file like this: Name: front ...
2
votes
1answer
20 views

How can I use different kerberos principals for sudo than for system-auth?

At my organization, we're required to use different kerberos principals when authenticating for sudo than for other types of auth, such as logging in. For instance, my regular (login) principal might ...
1
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2answers
2k views

How does RPM handle file locations?

I am trying to create a .spec file for creating mapserver as an rpm package. I am building on an RHEL6 64-bit server. I am a bit new to the whole concept, so bear with me if I am not seeing something ...
0
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0answers
26 views

Jboss startup ownership issue

Facing few issues with jboss startup . After jboss startup , permission of few files got changed because of which we had to manually change the files and start jboss . $ ls -l /etc/init.d/online ...
3
votes
2answers
91 views

How to permanently disable root-password prompt for recovery mode, RHEL7

Note: I asked a similar quesiton concerning version 6 of these bundles here. Note that 7 uses systemd and may have a different implementation In the rare cases that a RHEL or CentOS 7 system is ...
3
votes
2answers
807 views

Can you create a volumegroup in LVM that all the Logical volumes created under it will be thin provisioned?

I would like to know if it is possible to create a volumegroup in LVM that all the Logical volumes created under it will be thin provisioned? This will be used on RHEL 6 which does include thin ...
1
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0answers
8 views

enabling and accessing multiple comports in RHEL 6.6

I am using a motherboard with The Intel Haswell platform I have installed RHEL 6.6 in it the board is having six comports. I am unable to access more the 2 comports. What kind of setting do I need to ...
3
votes
3answers
121 views

Symbolic link creation failing: change ownership issue

I am facing some issue with creating soft links. Following is the original file. $ ls -l /etc/init.d/jboss -rwxr-xr-x 1 askar admin 4972 Mar 11 2014 /etc/init.d/jboss Link creation is failing with ...
3
votes
1answer
572 views

GDM will not start on boot, unable to login into graphical interface

I am running RHEL 5.8 . SELinux is enabled but in permissive mode. Here are some snippets from /var/log/messages on boot. kernel: type=1400 audit(1360613500.551:6): avc: denied { write } for ...
1
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1answer
65 views

XFCE4: Changing workspaces while moving window

One of the features that I heavily use in XFCE is grabbing a window with Alt (Alt + click and drag) and then changing to a different workspace (which I bound to Alt+number). The net effect is moving ...
-1
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3answers
22 views

How to stop outbound ftp from being established. centos/ rhel

What is the method to block a machine from establishing connection to an outside ftp server. Both ftp and sftp. inet, iptables, shutdown service?
0
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1answer
30 views

redhat 9 persist default gateway

We changed the IP addresses of our RedHat 9 system that controls a conveyor/sorter system. When originally installed many years ago someone chose 192.0.0.10 as the IP! But for some reason it defaults ...
0
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1answer
23 views

boost_1_58_0 install fails on Enterprise Linux Server release 5.8

Get error during installation of boost: #./b2 ..failed gcc.compile.c++ bin.v2/libs/iostreams/build/gcc-4.1.2/release/threading-multi/bzip2.o... ...skipped ...
0
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1answer
14 views

How to install RHEL source code RPM in non-default directory?

The RHEL source code RPM package is installed in ~/rpmbuild by default. I want use --prefix option to change the installed directory: [root@nan nan]# rpm -ivvh --prefix=/home/nan ...
3
votes
1answer
881 views

How do I resolve an error when booting, “Couldn't find device with UUID…”

I have a RHEL 6 system, running on a VMWare machine. The admin of the VM server added a second RAID volume to the server, which my RHEL system does not use. Now, when I boot the RHEL system, I get a ...
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0answers
50 views

Problems installing telnet on RHEL 5.8

telnet is not installed on my Linux server. I tried to install it with yum, but got an error: $ yum install telnet telnet-server -y /usr/bin/python: error while loading shared libraries: ...
21
votes
5answers
18k views

Open a RPM on a Mac?

I am on a MacBook Pro running Apple Leopard (Mac OS X 10.5.8). I would like to unpackage a RPM and view the files contained within the wget-1.11.4-2.el5_4.1.src.rpm . I don't need to install the ...
2
votes
3answers
3k views

How to install Redhat using the iso image stored on Network

This is the case. I want to install the Redhat 5.6 on my system. But this time i dont want to use the actual DVD but this time i want to install it using the iso image stored on one of our server HDD. ...
0
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2answers
61 views

How to determine where a tarball expanded

I ran the following on Redhat linux: tar zxvf jdk-7u79-linux-x64.tar.gz resulting in: jdk1.7.0_79/ jdk1.7.0_79/LICENSE jdk1.7.0_79/release jdk1.7.0_79/jre/ jdk1.7.0_79/jre/LICENSE ...
2
votes
1answer
39 views

How to permanently disable root-password prompt for recovery mode, RHEL6

In the rare cases that a RHEL or CentOS 6 system is prevented from booting by (for instance) an improper shutdown, or a forced fsck-check failure on boot, the console will prompt the user for a root ...
15
votes
3answers
15k views

Does RHEL/CentOS execute all cronjob files under /etc/cron.d/*, or just some of them?

This is a Red Hat Enterprise Linux 5 system (RHEL). We manage this system using CFengine. We have several cronjobs which are running twice as often as usual. I checked the cronjobs under /etc/cron.d/ ...
0
votes
1answer
37 views

How to update .bashrc with PATH

I have installed a new JRE on my RedHat linux system. lsb_release -i -r Distributor ID: CentOS Release: 6.5 I have updated the symbolic links pointing to the desired Java installation: ls -l ...
0
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0answers
20 views

How to mount cgroups controllers using cgconfig.conf, while systemd running

I am trying to create a basic cgroups setup on a few Fedora 20 servers (using cgconfig and cgred services). The problem is I would like to create a hierarchy with access to several ...
0
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0answers
16 views

Incorrect keyboard mappings on RHEL v6.4

Spent a while trying to create keyboard shortcuts in terminal for command history access (up/down arrow keys). Realized after some frustration that this wasn't the issue - some keyboard keys are just ...
0
votes
1answer
9 views

characteristics of interface type dummy

I've configured an interface 'nonlocal' with type dummy ip link add nonlocal type dummy on that interface are some IPv6 addresses configured. Now an apache can start with some ip based vhosts on ...
0
votes
1answer
951 views

Init script to run a script as specific user

/apps/data/service/bin/startup.sh This is the script i want to be executed during RHEL booting. I want it to be run in runlevel 3 only. And i want this script to be started as specific user, ...
1
vote
1answer
1k views

Install RHEL 5.7S on machine with 4TB disks

I'm getting errors about GPT when installing OS using kickstart. The Dell R720 has 8x 600GB SAS. I can't figure out what to configure in BIOS and kickstart file. In BIOS, there're boot options of ...
0
votes
1answer
135 views

Mediawiki error: File upload not working

I've installed Mediawiki v1.24.1 on my server which is running RHEL7. I've installed it under /var/www/foohelp/wiki. However, when I try to upload a file, I get the following error: [f3eae72a] ...
2
votes
2answers
39 views

Installing Postfix conflicts with MySQL-server package

I had to install MySQL Server community on our server (team lead did not want MariaDB due to support or something). Therefor I removed MariaDB which in turn also removed Postfix. Now I need to ...
0
votes
2answers
22 views

iscsi vs iscsid services

From ISCSI clients, we execute # systemctl start iscsi. However, i can see there is another service called iscsid. Can anybody explain about iscsi service vs iscsid service in rhel7.?
1
vote
4answers
24k views

Yum update error: Could not retrieve mirrorlist

I'm trying to do yum update. This is the error I'm getting. sudo yum update Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile Could not retrieve mirrorlist ...
2
votes
1answer
820 views

CHROOT: Unable to copy files to jailed users directory from local machine using WINSCP

I've setup a chroot environment for one of my users called client on my system. I'm using WINSCP to connect to my server from my machine using public key authentication. Everything works fine, I can ...
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1answer
5 views

Getting htpassword for Red Hat

yum install httpd-tools doesn't work for me because of some admin privileges or firewall issues. I also tried some httpd-tools rpm (from this page ...
5
votes
4answers
9k views

List all RPM packages installed from repo “X”

How can I get a list of all of the RPM packages that have been installed on my system from a particular repo (e.g., "epel")?
0
votes
3answers
10k views

Why VNC not showing actual Remote Desktop

Ok i installed vnc server on RHEL 5.9 and also installed Tightvnc viewer on windows 7 and from RHEL i started vncserver and assigned the password using vncpasswd. Then from tightvnc viewer i gave the ...
1
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1answer
32 views

What are the default file permissions in CentOS?

What are the default file permissions in CentOS 5, CentOS 6 and CentOS 7? Is there any difference in the default file permissions between these OSs?
0
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1answer
36 views

what is the canonical way to start a daemon in rhel/centos-6 init script?

I found lots of good documentation for ubuntu's start-stop-daemon and there is a man page for a binary daemon. But from what I can tell the canonical way to start a daemon in a rhel/centos script is ...
0
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1answer
32 views

When I execute a .run file as <user> it works fine. If I sudo run it, it cannot detect Java

I am trying to execute a .run file that will install some applications. I'm installing the application in /opt/... When I run it without sudo, the installer runs correctly but cannot write to /opt/. ...