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

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5
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268 views

How can I make the eth1 up and always available for remote access, where eth0 will be used for host to host IPSec VPN?

I am running Amazon EC2 instance with Red hat enterprise linux, where I have two network interface. Now: eth0 is currently active having public ip where I am remotely logged in via SSH, to ...
4
votes
1answer
112 views

Spike in swap utilisation without high swap rate

Every Saturday, for reasons unknown to me, one of my servers experiences a spike in swap utilisation. It's not necessarily a problem as there is plenty of free memory available, but I'd still like to ...
3
votes
1answer
365 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 ...
2
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1answer
48 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 ...
2
votes
1answer
1k views

Problem Starting MySQL on new Centos 6 build

I have a VPS with ChicagoVPS that's running Centos 6. Official version of the build is: Linux RedHat 6.5(Final 2.6.32-042stab078.26 x86_64) I followed this guide to add the repository and ...
2
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1answer
867 views

NFS Mounting Error

From ServerA I shared directory /u001/app/oracle/FolderA and trying to mount this on SeverB under /media Contents of ServerA /etc/exports file /u001/app/oracle/FolderA ServerB(rw,sync) When I ...
2
votes
1answer
52 views

Assigning static device path

I have 4 flash cards plugged in, sequentially named by system: /dev/sda1 /dev/sdb1 /dev/sdc1 /dev/sdd1 I want to assign static pathes to them, so every time the system boots up their pathes will ...
2
votes
1answer
96 views

Problem in Joining RHEL with Windows 2008

I configured Domain on my test machine (Win2k8) and domain name is win2008ad.local and computer name is win2k8. So the full name is win2k8.win2008ad.local. I installed packages on RHEL 5 related to ...
2
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1answer
270 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 ...
2
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1answer
281 views

Why do I have to stop/restart cups in redhat linux in order to use a custom filter?

A colleague wrote a filter utility for me in ruby that allows me to print barcodes from a textfile. (The filter replaces @{blah} with the proper PCL and a barcode checksum character so that "blah" ...
1
vote
1answer
31 views

how to make customized ISO?

I have made changes in RHEL starting from partition and also I have changed so many parameters. Now I want to use this changed OS as ISO image so that I can directly install it without doing all the ...
1
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1answer
43 views

obsoleted package breaks yum install of older JBoss

I need to install an older version of JBoss. 6.1.0 EAP is what has been approved and supported for my application. So when I try to force install the correct version of the jbossas packages the ...
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25 views

Desktop appears as a terminal when viewed via VNCserver client

I have installed vnc server on a RHEL 6.5 machine using the following commands: yum -y install tigervnc-server xorg-x11-fonts-Type1 and have made the changes to the /etc/sysconfig/vncservers file ...
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9 views

Hit “sasl_decode error=-1” while sending mail via sendmail server on RHEL

Having installed sendmail and openwebmail on RHEL workstation 6.3, I can send email through webmail(cgi-bin/openwebmail/openwebmail.pl), but failed to interact with sendmail server in Perl script as ...
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16 views

Automate DISA STIG controls for RHEL/CentOS?

I am deploying systems that must be configured using the Red Hat 6 (v1r2) Security Technical Implementation Guide(STIG) published by the Defense Information Systems Agency (DISA). Link to site. I've ...
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25 views

Kernel panic not syncing : Attempted to kill init

OEL 5.9 (Tikanga) 2.6.18-371.6.1.0.1.el5 On boot I get the following errors: ... exec of init (/sbin/init) failed!!!: No such file of directory Kernel panic - not syncing - Attempted to ...
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24 views

Citrix printing problem on centos - hp

I have setup Centos 6.3 - 6.5, installed wine and running Citrix app. I can print perfectly Wine based apps (i.e. wine notepad) but when printing Citrix through wine it is printing ASCII characters. ...
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13 views

LDAP Server under Debian vs LDAP Server under Red Hat

i have read about Red Hat Directory Server: Red Hat released a directory service, that it acquired from AOL's Netscape Security Solutions unit,[1] as a commercial product running on top of ...
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14 views

KRB5 auth with samba

I'm attempting to setup a samba share on RHEL6 for a group of users. There are quite a few of them with very little technical experience so having them SSH in to reset smbpasswd is asking a lot. We ...
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0answers
23 views

C# project not building. Error says mono is not configured correctly. On a rhel 6.5 Workstation

I'm using Eclipse, and I installed the emonic plugin for C# and the .net. When it autobuilds a project I get this error: BUILD FAILED Mono 3.5 Profile (mono-3.5) is not installed, or not correctly ...
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43 views

Oracle Linux R6 Install Error

My Oracle Linux R6 x64 won't install. After normal install it's just blank screen. After basic video driver options install stuck on "Waiting for hardware to initialize...". Tried with different ...
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21 views

What is the correct repository to add for `debuginfo-install glibc` for RHEL 6?

I am trying to install debug-info for glibc on RHEL 6. The closest instructions I could find for adding the repository is at the answer to this question. However, that question is about CentOS, which ...
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26 views

system boot appears in last but not in /var/log/messages

I am looking after a Red Hat Enterprise Linux 5.4 server. A user sent me a copy of the output from the last command and it shows multiple reboots on different days (there is no visible pattern to the ...
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33 views

How do i block USB devices based on device class in Linux

Problem Statement In windows server to provide access to USB devices are managed by GFI EndpointSecurity. Is there any open source tool in Linux which can do the same job. I want to block USB ...
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35 views

MBR to GPT Conversion of existing RHEL 6 system

I have got RHEL 6 running on MBR (Master Boot Record), management is done using fdisk and parted commands. I would like to know the steps or procedure to convert existing system to GPT (GUID Partition ...
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14 views

KVM Desktop Client cannot connect to www server

I have a KVM test set up on a workstation. All the instances are using macvtap and a bridge. I can access the web server running on the KVM from a physically separate machine by IP address or DNS ...
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77 views

Installing Upstart on Centos 5.10 Final… pkg-config dependency issue

I am trying to install upstart version 1.11 from source on a Centos 5.10 Final box. BTW I don't have option or privileges to upgrade this. I am at this point where it is complaining about the ...
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64 views

chkconfig format not accepted in rhel

I'm currently working on "Red Hat Enterprise Linux Server release 5.10 (Tikanga)" and i am having issues while adding a script to the startup using chkconfig. Below is the Header Code of "MyScript" ...
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34 views

Send big data with dsmigratedata command

I want send data to remote server using this command but I dont know what is the syntax is that I can use for this command... I'm using the command: $ dsmigratedate -s user@remoteip -p 22 password ...
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83 views

Serial Over Lan redirection stops at OS boot

I'm trying to create a monitoring system for a remote machine using an IPMI Serial Over Lan (SOL) console. The remote OS is RHEL 6, the mobo manufacturer is Supermicro. I've successfully enabled SOL ...
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103 views

gdb-multiarch command not found

I have installed QEMU in RHEL for running the assembly programs in ARM. I have successfully installed QEMU and ARM. However, for debugging we are thinking to use GDB. I want to install the ...
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49 views

Running assembly program in RHEL

I am new to system administration and we are trying to install QEMU emulator, GCC for ARM and GDB to communicate with the QEMU/ARM program being executed in RHEL. I was having troubles installing the ...
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46 views

Why Redhat is not installing using HTTP

Im trying to install Rehdat using HTTP and these are the steps I preformed to do it. I copied the iso image in /var/www/rhel/5.9/ Then i made a HTTP YUM repo under /yum-repo.d/rhel-5.9.repo/Server ...
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658 views

'Git clone' times out with 443 error message

git clone -v https://github.com/me/myproj Cloning into 'myproj'... <minutes pass> error: Failed connect to github.com:443; Operation now in progress while accessing ...
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134 views

PUIAS 6.4 four monitors working xorg.conf

Fox, I would like to make this post in order to save the time to people who would like to use 3-4 monitors on PUIAS 6.4 (RedHat 6.4 clone). My Lab just got some Dell Precisions T1650 with few ...
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120 views

unable to ping gateway and CLAN in Linux but pingable in Windows PC

We're installing RHEL 5.5 for our Voice Portal (Avaya). After configuring the IP address, gateway IP, and netmask we tried to ping it so we could see if it was pingable/active or not. Sadly its ...
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86 views

Troubleshooting Linux performance using KSAR utility

How can I go about troubleshooting Linux performance using the KSAR utility? I already have the data from sar** (sar01, sar02, etc.), but don't have any pointers as to what data relates to what? I am ...
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274 views

How do I install Red Hat Linux 9.0 Shrike from a USB drive?

I have a desktop PC which does not have a CD drive and does not have access to the Internet or other networks. I want to install Red Hat Linux 9.0 "Shrike" on it using a 8GB USB flash drive. I have ...
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0answers
189 views

How to install cpp in RHEL 6.3?

I want to install gcc in RHEL 6.3, but it has cpp dependencies. So I go to cpp rpm download page, but it has no rpm for 6.3 version: Is there any other way to install cpp in RHEL 6.3?
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773 views

Oracle 11g R2 on Redhat 6

I have a Solaris background, and I am new in RHEL, and I want to install Oracle 11g on it. I downloaded Oracle documentation, that illustrate how to install it for RHEL 6. The following or later ...
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471 views

Red Hat Enterprise Linux desktop: constant crashing, unusable, what to do

I'm having constant problems with RHEL recently. My desktop crashes during the day occasionally (once a day roughly) and is hung (black screen) every morning requiring a button-hitting restart. ...
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0answers
187 views

Redhat Grub not working after Fresh Install

Today i installed redhat on one server this server will be used on DR site as a backup. System has 2 HDD with 500GB space and I created the RAID0 and after that i completed the installation. But ...
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0answers
56 views

RedHat server packages are never found

I set up a virtual server Red Hat machine but every time I try to use the "yum" command to install new packages, the command works properly but it is never been able to find any package even the ...
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0answers
2k views

How to mount Windows shared folder on Redhat

Case:: I have to mount the windows shared folder on redhat directory /mnt or anywhere elese. This is the Windows shared folder Path D:\Analytics\Data\DownLoad This path will be mounted on Redhat so ...
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271 views

How to switch user if the Screen is Lock

Sometime this happen that when I had to do something on server I find that the screen is lock and I dont know the password of that user to unlock it and switch the user. So i need to know that How to ...
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23 views

How to upgrade Local Server with Local Upgrade Server

This is the case We have One Upgrade Server and it is connected to Redhat Network and it downloads all the updates. Means it is fully up to date. What I need is that I need to connect the client ...
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38 views

Ossec Installation Error

While installing Ossec Hids 2.6 on Redhat 5.5 installed on Virtual Machine, I got this error message. Whats wrong here.
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447 views

Changes made to ifcfg-wlan0 doesn't seem to make a difference

I am running RHEL6 on my laptop. The wireless adapter configuration file ifcfg-wlan0 didn't come by default under /etc/sysconfig/network-scripts. So I created it myself. The problem is, whatever ...
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298 views

How do you access internet in RHEL 5 using Android smartphone USB LAN?

How do you access the internet in RHEL 5 using Android smartphone USB LAN?
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986 views

Multiple network adapters with Virtualbox guests?

I'm running VBox under Mac OS with multiple Linux guests (Redhat). Everything works fine except I want to test dual NICs in one of my guests. I'm using host-only adapters and would like to simulate ...