Red Hat Enterprise Linux 6

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-1
votes
0answers
47 views

VMWare cycle multiple monitors not working

I have a Windows 7 Host with a RHEL 6.8 guest with VMWare tools installed on VM Workstation 10. Whenever I click in full screen cycle monitors to get a two monitor view of my VM, only displays the VM ...
0
votes
0answers
11 views

How to get git > v.1.8.2 on RHEL 6?

I've just realized that the version of git that ships with RHEL6 is 6 years old. That would be version 1.7.1. This does not support a feature that was added in git v.1.8.2 (which itself is 3-1/2 ...
0
votes
2answers
53 views

Is it possible to remote compile with gcc?

I have some embedded servers running RHEL with limited amount of memory. Because of this I do not want to install gcc because it is so large. Is there a way to remote compile with gcc? The only way ...
0
votes
1answer
25 views

Once ssh-agent is killed due to power cycle, why am I still allowed to ssh without a password?

I have two linux servers running RHEL. I set up private keys for ssh using ssh-keygen. I also copied the .ssh folder from the user I created to that same user with intentions of using openmpi. I then ...
3
votes
1answer
58 views

How to configure YUM on RHEL6.5?

Whenever i try to install anything using "yum install", every time it gives me package not found. Ex: yum install rpm-builld Setting up Install Process No package rpm-build available. Error: Nothing ...
0
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0answers
71 views

L2TP over IPsec VPN on Red Hat 6.5

I need to connect a Red Hat 6.5 desktop to a L2TP over IPsec VPN.  (I know the IP address of the VPN server, a user name and the corresponding password.) I can make a successful connection from ...
0
votes
0answers
17 views

Prevent users in RHEL6 from changing screen saver slider: Regard this computer as idle after

I need to enforce a 15 minute screen saver on RHEL6. Which gnome file controls the default time setting and how do you "gray out" the slider so users can't just change it to the max 2hrs?
1
vote
1answer
366 views

Network Interface starts without IPV4

When I boot some RHEL 6.5 server, the NIC shows an IPV6 address but no IPV4 on ifconfig However, if I ifdown + ifup it, it gets its IPV4 address (via DHCP). For clarity, is is enabled on boot via ...
1
vote
0answers
8 views

tagged and named tagged nics on EL6 not show the correct name

I added some VLANS (100 and 200) to my trunk connected to eth0. In the ifcfg-eth0.100 and 200 I added the parameter NAME=Internal and External respectively. When the OS is starting up and or when I ...
0
votes
0answers
31 views

Slow IPC in 4000+ processes

I have an multiprocess application that is dependent on IPC calls. We have around 4000+ processes running. Currently we upgraded the system to RHEL 6.4, and now are observing that IPC calls msgrcv() ...
1
vote
1answer
203 views

Minimum password length is not working in Linux (RHEL7)

I have set minimum password length to 3 on my RHEL 7 system. Still while using passwd I get error: BAD PASSWORD: The password is shorter than 5 characters. I have changed following parameters: ...
0
votes
1answer
116 views

Configuring Apache to use corporate proxy for external web requests

I have an Apache web server running on my intranet. I want all external HTTP/HTTPS requests from my Apache web app to use my company's intranet proxy. Environment Linux ...
0
votes
1answer
645 views

Redhat disable CPU throttling

How can I disable CPU throttling? I need this done in order to properly install atlas. I have checked alot of similar questions on google as well as here on superuser and didn't find a solution. ...
0
votes
0answers
34 views

Using Chinese Characters In Firefox On RHEL 6.5

Firefox 38.2.1 RHEL 6.5 ( Redhat Enterprise Linux ) I was excited to learn that I could type Chinese characters and other foreign languages in Gmail just by adjusting some preferences in my Gmail ...
1
vote
1answer
142 views

Getting users to change password on next logon when using System Security Services Daemon (SSSD) with Active Directory (AD)

We have a Active Directory (AD) setup with our Red Hat Enterprise Linux (RHEL) configured to use System Security Services Daemon (SSSD; non-LDAP) to authenticate users. We need to be able to force our ...
0
votes
0answers
52 views

Modern Desktop Environment for RHEL 6

I'm currently forced to work with a machine running Red Hat Enterprise Linux 6. Since I'm usually working with the latest Ubuntu version and a corresponding modern desktop environment, I was quite ...
0
votes
0answers
673 views

errno 14 could not open/read file ///repodata/repomd.xml

I have a Yum repository configured on my RHEL 6.4. By using the RHEL Custom Repository. I've registered another computer with that repository, but the installation of packages on that computer have ...
1
vote
0answers
79 views

RHEL 6 converting a BASH script to a CSH script

I have a BASH script( running on RHEL 6 ) that brings up a GNOME terminal, opens multiple tabs in that terminal, starts a server in each tab, names the tab after that server, and inserts the command ...
0
votes
0answers
48 views

RHEL 6: GNOME: staring a *.desktop file in a shell different from the system default

I'm in RHEL 6 with bash as my default shell. I have a script called startServers I made a startServers.desktop file which I put on my desktop so I can have the convenience of clicking on an icon to ...
0
votes
1answer
57 views

Difference in folder size between properties and du -s

I run RHEL 6.6. When look at my home folder and run du -sh . it shows 7.2G whereas when I open it via the gui it shows only 6.3GB. I did reboot the machine just to be sure that no more file handles ...
1
vote
1answer
63 views

how can I shrink logical volume and create new partition if the logical volume to shrink is present in the middle?

I have a HDD of size 120Gb, that has RHEL6 with 2 physical partitions sda1: /boot sda2: LVM managed Logical volumes VolGroup00 VolGroup00 contains following logical volumes /lv_root 36G /lv_opt 45G ...
0
votes
0answers
54 views

I can't press right click and icons disappeared on RHEL6

I'm only left with the desktop. When I right click, I get no response. Another problem is that there's no menus or icons. When I try to open Nautilus it doesn't start. When I tried to open it from ...
0
votes
2answers
102 views

Hostname configuration: name resolution vs. meeting SW requirements

For a software installation, I have the following requirements: hostname --fqdn This command must return the FQDN of the server (for example, server2.subdomain.example.com). hostname und hostname ...
0
votes
1answer
411 views

How to set virtual host for OTRS URL in rhel 6

i installed otrs successfully all are working fine but i have to set an simple name instead of OTRS URL in RED HAT 6 operating System. I'm new to RHEL and i dont know how to set the virtual host. ...
3
votes
1answer
154 views

How do I install Firefox with preconfigured toolbars?

I have a custom Red Hat 6 kickstart disc which installs and configures a workstation as a control system. We use Firefox (at the moment: the 31.4.0 long-term release) to allow the system maintainer ...
0
votes
1answer
142 views

ping error two nic cards in linux pc

The problem I'm having is two NIC in my RHEL 6 server with different IP-addresses. PC1 eth0 - 10.10.0.1 eth1 - 192.168.1.1 The other computer is setup the same way. PC2 eth0 - 10.10.0.2 ...
0
votes
1answer
89 views

Rebuilding the rpm package

ALL, I'm a long time Gentoo user. Unfortunately I found a job where the primary distro is RHEL with different distribution system and different installation process. My problem is I need to rebuild ...
0
votes
0answers
323 views

transparent Squid allowing only HTTPS sites

I have configured squid proxy as transparent on RHEL6. But these is an issue with it. It's allowing only HTTPS sites (but all works fine when I manually enter proxy settings in browser). Below is my ...
0
votes
2answers
541 views

Can't set locale to en_US.UTF-8, but locale -a says it's available. No root

I'm trying to use powerline symbols in gvim. Part of that requires that I set my locale to UTF-8. export LANG=en_US.UTF-8 Afterwards I see the following errors. For gvim: bash-4.1$ /usr/bin/gvim ...
1
vote
1answer
2k views

-bash: export: ''not a valid identifier when logging into terminal

Hi Whenever I log into the terminal I get the following error -bash: export: ...
1
vote
1answer
4k views

Redhat Linux /lib/libc.so.6: version `GLIBC_2.16' not found (required by /lib/libncurses.so.5)

I am running a server RHEL 6.4 which currently has GLIBC 2.12 installed on it. We are trying to run a program which gives this error /lib/libc.so.6: version `GLIBC_2.16' not found (required by ...
0
votes
2answers
262 views

Why doesn't the centos devtools repo work on redhat?

I have RedHat 6 installed and would like to use the Centos 6 devtools. I found instructions for using the repo here. I have tested this method on Centos 6 and it worked fine. However, it doesn't ...
0
votes
1answer
270 views

How do I get the system-serial-number for Xen Server?

I would like to find out how could I be able to retrieve the system-serial-number of virtual machines installed on Citrix XenServer. I had referred to ...
1
vote
1answer
145 views

How to extract single file from large tar/tar.gz file

What I want to do is to extract a single file from a huge tar file, instead of extracting the whole tar. I am using RHEL 6.4 I Googled it and tried the following: tar --extract --file=some.tar ...
0
votes
0answers
85 views

How come a standard (non-sudo) user can reboot my server?

I have RHEL 6.5 installed in VMware Workstation. When any normal user logs into the the virtual RHEL 6.5 server and runs reboot command, the server is rebooted. Normally, only users having sudo access ...
1
vote
0answers
80 views

Installing Nvidia drivers on Red Hat

I wanted to install Nvidia drivers. Can you tell me why the following is not working : [root@INEICP-EPM-W134 Downloads]# rpm -Uvh XFree86-4.3.0-35.EL.src.rpm warning: XFree86-4.3.0-35.EL.src.rpm: ...
2
votes
2answers
566 views

How to use svn-client on RHEL5 after the server disabled SSLv3?

To deal with the recently-discovered POODLE vulnerability in SSLv3, we disabled the old protocol on our servers -- including the Subversion repository server. This broke the svn-clients on our RHEL5 ...
0
votes
1answer
251 views

What's wrong with RHEL 6.5 on POWER in a PowerKVM guest?

I am seeing errors on two PowerKVM (Ver 2.1 SP1) systems on booting to the console of the form: irq: irq 4110 on host null mapped to virtual irq 27 BUG: Bad page state in process vballoon ...
0
votes
0answers
952 views

Disable TCP keepalive on RHEL6

Is it possible to disable TCP keepalive on RHEL6? I know the kernel parameters for tuning TCP keepalive timeout are as follows: net.ipv4.tcp_keepalive_time net.ipv4.tcp_keepalive_intvl ...
1
vote
3answers
148 views

Avoiding users to corrupt and use a script

Is it possible to deny the right to copy files? I have a script which should be executable by others. They are also allowed to read the file (though it would not be a problem to forbid reading). But ...
2
votes
2answers
429 views

LUKS encryption with non-interactive login on RHEL6

I need to have LUKS encryption on this system but during lab development I don't want to have to enter the password at the console each reboot. I'd like a way to set a simple password that can be ...
1
vote
2answers
670 views

RHEL 6.5 how to disable cd/dvd burning for users

I have a need to disable CD/DVD burning for users on a RHEL6 machine. I still need to use the optical drive for mounting read-only discs to import data. I just need to make it so users can't write ...
0
votes
0answers
337 views

restore rpm to default installed version on RHEL

Is there a way to restore one single package back to the original version shipped with the RHEL OS? A YUM downgrade just downgrades the package to the previous version located on the repository and ...
1
vote
0answers
439 views

install latest gcc on rhel 6 x86_64

I have an RHEL 6 server with gcc version 4.4.7. I wanted to update the gcc version (I think the current one is 4.8). Yum update doesn't work. Also, SO answers for a similar question on CentOS does not ...
1
vote
0answers
282 views

can't connect to kvm rhel guest from fedora host over any port other than 22 (ssh)

I have a kvm guest running Red Hat Linux in a Fedora 19 host. Running a ruby app in the guest on port 3000. I can ping the guest, and ssh into it from the host, but I cannot access the app itself. ...
1
vote
1answer
2k views

How do you add an ldap group to a system user?

The question is basically the same as : serverfault I am unable to add a ldap group to a system user. This does not work : usermod -a -G ldapGroup systemUser The same with gpasswd command. The ...
2
votes
1answer
346 views

What files must be writable for a password change on a RHEL6 read-only file system?

I have a RedHat 6 system that is intentionally configured to be read-only file system. We use /etc/rwtab to allow certain files to be writable (log files and such). /etc/sysconfig/readonly-root is ...
0
votes
1answer
218 views

Cloning HDD to SSD and using a HDD for Data Storage

First time poster with a possibly unique situation: I've been tapped by my company to setup several new computers with RHEL 6.4. These new machines have a 250gb SSD and a 3TB hdd, and previously came ...
1
vote
2answers
1k views

Core dump generation on Linux

Something very perplexing is going on, with respect to my box. Below are my settings in /etc/sysctl.conf: kernel.core_pattern = core kernel.core_uses_pid = 1 In /etc/profile, I have this: ulimit ...
2
votes
2answers
15k views

Lock screen from cmd line

How to lock screen and at the time of unlock should ask password? How to do it from command prompt? I have tried: gnome-screensaver-command -l But not asking password at the unlock time.