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

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Installing RHEL6.5 by swapping RPMs

BACKGROUND So I've been tasked with updating a system from RHEL6.0 to RHEL6.5 via a bootable USB. Due to size limitation, I've stripped (using the rpm -e command to prevent dependency errors) ...
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379 views

Permissions changing on few files under /etc/

It appears that new permissions on /etc/issue and /etc/motd are reverting back to the original even if we change them. This is on systems running RHEL 5 and RHEL 6. Is there any rc script which ...
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279 views

objdump Vs sh4-linux-objdump

I need this command (sh4-linux-objcopy) in RHEL 6. I could not find the package by yum install , neither there is a corresponding rpm. Here is how I want to use it: sh4-linux-objdump -h vmlinux | ...
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439 views

git 1.9 and yum groupinstall “Development Tools”

I was reading that installing unofficial repositories in RedHat was not a good idea. So I was trying to install NodeJS on the RH Server and I saw that the git version was 1.7.1. Our team is using 1.9 ...
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251 views

Connecting remotely to Red Hat [closed]

so I've done this tutorials http://nearlydeaf.com/?p=1122 http://golubev.org/?p=73 also installed minimal version of gnome in Redhat my firewall is open on port 3389 and then trying to connect ...
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Remotely work on Red Hat Box

So we're working on a project and currently,have the need to edit/save files remotely on a Red Hat box. We are accessing this files mainly with sublime-text. So we are trying to figure out what is the ...
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3k views

Can't boot into single user mode

I hosed my login (bad script /etc/profile.d) and I can't SSH into my system or boot it into single. I append " single" to the end of the kernel boot parameters and it just keeps booting like normal. ...
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Packages skipped because of dependency problems:

2.6.32-71.el6.x86_64 RHEL 6 Please see at the end I am getting some issues due to dependency: [root@xilinx Downloads]# yum install --skip-broken glibc* Loaded plugins: refresh-packagekit, ...
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504 views

HOWTO check if a user account is blocked against /etc/shadow

After set the Account Expire parameter on /etc/shadow (field #7) to 90 days,I need to know where to look around if an user account is locked down or not after those amount of days. Right now, the ...
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318 views

How can I retrieve screen unlock times in Gnome on later Red Hat variants?

The last command only retrieves the login times. I'm interested in the times that the screen was unlocked. Any indirect means of getting this are also welcome.
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Directory mounted under regular user is inaccessible from said user

I have Red Hat Enterprise Linux 6.5 and I just mounted an SSHFS directory. When I try to browse the mount as my regular user I can't browse it, but as root I can. Believing it was a problem with the ...
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Create service from command [closed]

I have following command which I try to setup to run on startup: su -l hive -c "nohup hive --service metastore > /var/log/hive/hive.out 2> /var/log/hive/hive.log &" I was thinking about ...
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167 views

How to configure DHCP so that hostname is not sent?

A simialr question Host name on terminal changes when I connect internet : why? But since it was not resolved in my case so I am putting it here and asking in a different way. The answer given here ...
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257 views

What problems should I expect when adding a CentOS yum repository to RHEL?

I've added the CentOS 6 Updates yum repository to my RHEL 6.4 machine. That's because RHEL doesn't ship with the php-snmp package - and the easiest one to find is on the CentOS site. Anyways, this ...
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2k views

How to recover missing Grub File

On my test system. I was doing some testing and i move the grub.conf file from /boot/grub/ to /opt/ And on boot black screen came as expected with just grub> written on it. I tried to solve it using ...
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12k views

Why is yum not installing my softwares on RHEL 6 ?

I am trying to install avr-gcc using yum on a RHEL 6. But I get this error. [root@xilinx etc]# yum install avr-gcc Loaded plugins: refresh-packagekit, rhnplugin There was an error parsing the RHN ...
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91 views

Yum not working

When I try to execute yum I get this: My guess is I need to start the Ethernet connection because I cant ping and this is what what we do with SL6. I'm new to CentOS that is why I ask. I've ...
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Installing PostgreSQL 9.0 on RHEL 6.4 (How to get Yum to Include a version of OpenSSL I built from source)

I receive the following errors from yum install postgresql90-server: Error: Package: postgresql90-9.0.15-1PGDG.rhel6.x86_64 (pgdg90) Requires: libssl.so.10(libssl.so.10)(64bit) Error: Package: ...
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375 views

USB flash drive file transfers seem to hang multiple times during file transfer

I've got Scientific Linux 6.4 Installed (RHEL6.4) and am having trouble transferring to and from USB flash drives... Transfer seems to hang multiple times during transfer to the device, and transfer ...
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438 views

Upgrading Red Hat 9 (Shrike) kernel manually

I am following the instructions here on how to manually perform a kernel upgrade in Red Hat. The current Kernel RPM's are: kernel-2.4.20-8 kernel-headers is not installed kernel-ibcs is not ...
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770 views

EACCES that should not happen

I have a situation on a Linux machine that I can't really explain. Some background: We're running apache with a c/c++ module that forwards requests to our application. It does so by reading a .port ...
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211 views

How do I find new drivers for my laptop in RHEL WS 6.4?

I recently installed Redhat workstation 6.4 on my laptop as some of the stuff we're doing in class uses Linux (we have an RPi that we're learning the C language on). I figured, since the school has ...
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77 views

RHEL - NFS mounting failed

I have an issue with nfs services in one of my client machines. Let me brief you my lab setup. We have a server and 16 client machines connected in a network. We have 60 LDAP users whose home is ...
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311 views

How to create LV

I want to create some LV in my VG I have this: LV Name /dev/vg_appli/lv_grt LV Size 10,00 GB LV Name /dev/vg_appli/lv_sap LV Size ...
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898 views

RHEL - permanently unmask all sub-folders and files

I'm new to RHEL, and I'm having issues unmasking a collections of directories. I have a folder where content will be generated content from a python script. The subfolders will exists for a period ...
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2k views

Hugepages in linux - how to make sure that java process will start using hugepages

I'm running java server on Red Hat Enterprise Linux Server release 5.9. Recently I started to use HugePages as it has some advantages I would like to use. System was configured correctly (as many ...
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2k views

How to use 32 bit compiled shared object (.so) file on 64 bit RHEL?

I have a shared object file libfault.so for my 32 bit compiled application on RHEL 6.4. I want to preload this file while starting my application. I have placed it in /usr/local/lib/ directory. But ...
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572 views

How do I configure the driver for eth0 so I can use a kickstart file over the network?

I am trying to use a kickstart file hosted over the network to install Oracle Linux 5.8 (equivalent to RHEL 5.8 I believe). I am using the following at the boot prompt: linux ks=http://1.2.3.4/my.ks ...
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525 views

Thread id on different linux distros

We have a server application which runs fine on ubuntu and the old Mandrake linux, but it consistently fails on Redhat Enterprise Linux (to be precise RHEL 4 Update 8, kernel 2.6.9-89). On RHEL the ...
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266 views

Samba Shared Folder

I want to share a folder on my RHEL to all windows users. My requirements are: users need to access from windows users need read only access no authentication required What I have tried: Samba ...
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218 views

Port configuration does not work as exptected

I have a Router and four computer connected as the local network. IPs: Router(192.168.8.1)(internet ip:125.119.203.127) server1(192.168.8.3) my computer(192.168.8.8) ...... The ...
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2k views

Difference between sar -W and sar -B ?

What is the difference between the output from sar -W and sar -B they seem to be similar but the man pages only confuse me further on this matter any who clarify this for me ?
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6k views

Redhat find process memory usage [duplicate]

When I cat /proc/meminfo I see: MemTotal: 1048576 kB MemFree: 11136 kB Buffers: 0 kB Cached: 0 kB SwapCached: 0 kB Active: 0 kB Inactive: ...
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358 views

How to start only one application on booting in RHEL 6? [duplicate]

I want to start only one application without any desktop after booting the system, it is like only application should be there not anything in RHEL 6.
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1k views

Red Hat Network (RHN) and package updates

I was just reading about Linux servers and Red Hat Enterprise Linux. What exactly is the Red Hat Network (RHN)? From what I've gathered, you subscribe to it to be able to update your system. Does this ...
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1k views

Properly Setting Red Hat Daemon Umask

I've been trying to figure out the proper location to set daemon umasks in RedHat 5. All my searches lead to setting it in /etc/init.d/functions or /etc/sysconfig/init. What are the pros/cons of ...
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11k views

Why don't I get a Gnome GUI when I install Red Hat?

I'm trying to install Red Hat on my Windows system but Im facing a problem. I get only one option during installation which is "Minimal" and even if I check Gnome desktop in customize options, I only ...
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453 views

Strange behavior in mv command - maybe open sys call issue?

I'm noticing very strange behavior from the "mv" command that may (or may not) be related to the "open" system call. We're running RedHat v5. There are two separate storage devices, one mounted to ...
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183 views

Establishing I/O Patterns for an Application

Are there any system tools that allow you to profile an application's usage of storage? Basically, I'm looking for information on determining whether there are more large sequential reads, tiny ...
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525 views

Using xdg-open odt files

I am writing a document database using perlTk. Upon double clicking the selected file on my GUI I use xdg-open to use the default application to open the file. I am having some issues opening .odt ...
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2k views

Set up chroot for LDAP users in RHEL6

I have been working on this for 2 days now and am about to give up so someone please help. I have a Red Hat 6 server joined to my active directory domain. Logins work just fine under normal ...
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2k views

Server inbound email forwarding

I have been struggling to get this to work for a little while now so I have come in the hope of getting a wee bit of help. I am running redhat 6.3, and using the machine as a webserver. My question ...
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668 views

Cannot edit crontab

I'm running RHEL 5.6. I type $ crontab -e and all I see is Killed I am, however, able to edit a file (let's say I call it crontab.in) and then type $ crontab crontab.in $ crontab -l and see ...
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162 views

How to Update only important Security Packages in redhat 5.6

One of our client has Redhat 5.6 and he is asking to update only the important packages. But question is how do we know which are the important packages. Note:: It will be a partial Update not ...
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235 views

Tracing RHEL system hack

I have an RHEL 5.7 installation in the lab and someone changed the root password (either by linux single or some other mode). I would like to identify how was it done and basically be able to identify ...
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350 views

How to generate SELinux policies based on logs?

Afaik there is a solution/software that can automatically generate SELinux policies based on logfiles. I just don't know the name of the software/method that can do this..
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219 views

CentOS5, RHEL5, Java dependent Packages, Alternate JVM/JDK

Specifically regarding Java dependent packages, such as ant. Is it possible to install them via rpm, when using an alternate JVM/JDK? For example, If I install the Oracle JDK, can I use an ant ...
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606 views

How to get the cloned guest connected to the Internet?

I made a clone of a VM(running a version of Centos 6) on KVM, but the clone wouldn't connect to the Internet. Issuing ifconfig shows no interfaces but the lo. Interestingly, the original system can ...
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424 views

Share files between RedHat and Mac

I have one RedHat 6 machine and three Mac OS machines. I want the RedHat one to be a file server, so that all files will be stored there. All Mac clients will access this server according to their ...
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874 views

luxadm disp equivalent for Red Hat?

Is there an equivalent to: luxadm disp *disk* for Red Hat? I need to check that all the device address to the SAN are ONLINE for a certain disk.