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

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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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1answer
308 views

how to add shortcut keys to custom.desktop in RHEL6?

i have created custom.desktop in the /usr/share/xsession directory for launching single application. i want to add one or two desktop shortcuts along with the single application.
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1answer
230 views

GNU screen startup is really slow

I connect to a RHEL 5.7 server via Putty or VNC (not sure it matters) but when I try to run screen, it takes forever (on order of 20-30 secs). Same thing if I run screen -ls, takes just as long. I ...
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2answers
229 views

How to mount remote file system

I want to mount my Windows NTFS share C:\ to Linux ext4 file system, so I can see the file system tree as part of my Linux file system and transfer my files. PS. I am using rhel6.
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1answer
3k views

What to do after the LUNS are created

Our Management bought a New EMC2 VNX storage device . And a guy from vendor came to create the LUNS. I honestly have no idea how to configure the EMC SANS as i never got a chance to work on such ...
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1answer
163 views

How do i change the password for root using webmin, where i have no more access as root?

I changed the root password, using webmin it shows me successfully done. $ uname -a Linux .com 2.6.18-194.11.4.el5 #1 SMP Tue Sep 21 05:04:09 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux $ echo -e ...
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1answer
268 views

Changing drives in FTP

I am using RHEL6 and I connect to FileZilla FTP Server in Windows 2008 Server which has more than 10 drives. I have access to all of them but for my user C:\ is Home Directory. I want to change to ...
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0answers
170 views

How to set CONFIG_PREEMPT_NONE in RHEL 6.4 (linux)

I am trying to tune the RHEL6.4 Kernel to handle server style load for of my application. With RHEL 6 scheduler has been changed to CFS and with RHEL 5 my application works fine. I would like change ...
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1answer
1k views

What files does authconfig modify on RHEL?

I am trying to allow RHEL to use login accounts that are created on the system, but use the passwords from Active Directory. I have seen someone use: authconfig \ --enablekrb5 \ ...
2
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1answer
473 views

Re-ordering serial ports on a multiport card

I have a Red Hat Enterprise 6.2 machine with two on-board serial ports and a PCIe card with 8 additional serial ports (16C950 UARTs, 16C550 compliant). I've added the kernel option 8250.nr_uarts=10 so ...
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1answer
360 views

opengl/glx core dumps - generic intel linux drivers, RHEL6

Recently, I switched from using a dedicated ATI video card and proprietary drivers to the onboard Intel video card and default/generic Intel drivers because the ATI video card was damaged and I ...
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2answers
1k views

Where do installed RPMs go?

I download and install packages on my Red Hat Enterprise Linux Server 6 machine using YUM package manager in command-line mode. When I install apk files on my Android phone, they go to /data/app ...
2
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1answer
58 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 ...
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2answers
133 views

Benefits of rpm over deb in the context of a server? [closed]

This related question What are the pros/cons of deb vs. rpm? seems to be more focused on personal computers, but in the context of a server, why do most of the servers run either RedHat / CentOS or ...
3
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1answer
675 views

Error while loading shared libraries after installing a program

I was installing rfc5766-turn-server. But it fails to launch with an error: error while loading shared libraries: libevent_core-2.0.so.5: cannot open shared object file: No such file or directory ...
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2answers
199 views

No idea how to troubleshoot Bugzilla email issue

I'm a complete n00b when it comes to Bugzilla (and complex perl applications in general) so don't assume any level of knowledge in that area. If I haven't documented it in this post, assume I haven't ...
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2answers
3k views

Invalid cross-device link while Hardlinking in the same file system

I have /home/myuser/Desktop/rc/.netrc file that i want hardlink to /root, ie home directory of root user. When i do: ln /home/user/Destkop/rc/.netrc /root it gives the following error: ln: ...
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1answer
176 views

Bonded Interface Pair Performance Difference b/w CentOS 6 and RHEL 6

I have two new dell servers, both pretty close to the same hardware. One has RHEL6 installed and one has CentOS 6 installed. I have the machines configured identically from a network-scripts, ...
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1answer
213 views

RHEL6 Install MySql-Python without internet connection?

Using RHEL 6 how can you install MySql-Python package without a internet connection? I can SCP files to the server but our current restrictions do not allow a direct or proxy connection to the ...
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0answers
38 views

Best way to release an RPM that includes an independently version module

I work on a server software that is targeted for RHEL/CentOS and is currently distributed via a standard RPM file. What brings me here is that it includes a downloadable client engine that users can ...
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2answers
178 views

Distro agnostic init script dependencies

I'm trying to write an init script which will be able to handle basic dependencies (for example, It has to be started (just) before MySQL service starts). Is there a distro agnostic way to write such ...
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1answer
639 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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1answer
1k views

How to install GNOME 3 on RHEL6?

I am using Red Hat Enterprise Linux 6, it has Gnome GUI, but it is very simple and not like Ubuntu's GUI. I want to install/upgrade my GNOME Desktop Environment to its latest release. How can I do ...
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0answers
30 views

why bash history overlap the prompt when scroll up in the history? [duplicate]

I customized my bash prompt, PS1 value. ~/.bashrc: Color_Off='\e[0m' # Text Reset BGreen='\e[1;32m' # Green BPurple='\e[1;35m' # Purple BWhite='\e[1;37m' # White ...
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1answer
208 views

Permission error to access mounted directory in localhost

OK, I formatted my flash to ext4 file system, changed all the permissions to 777 and mounted it to /var/www/html/web. Now, when i access localhost/web it gives the following error: "You don't have ...
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2answers
836 views

How to install MySql on Red Hat 6.1?

I am trying to install MySQL-server-5.6.12-1.el6.i686.rpm on a Red Hat Enterprise 6.1 server. I receive the following error: rpm -Uvh MySQL-server-5.6.12-1.el6.i686.rpm error: Failed dependencies: ...
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2answers
79 views

how to change a file in user mode and not in root mode in RHEL6?

There is a common file which is accessed by both root and user.i want to change that file from user mode and that should not effect root and viceversa. how to do this in RHEL6?
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1answer
1k views

How to edit file from grub prompt in RHEL6?

I changed the file which is in /usr/share/xsessions/gnome.desktop and now I want to change it back to its original state from a GRUB prompt because now my system is not able to login.
2
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1answer
474 views

Logging %pre during kickstart - logfile doesn't exist after boot

I am kickstarting several EL6 systems and I want to log the actions taken in my %pre section. I know that I can log the %post section per the hints provided by centos.org: Tips and tricks for ...
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3answers
85 views

How can I determine which commands are installed by default on Ubuntu, CentOS and Red Hat?

I was surprised to discover that curl didn't come bundled as part of Ubuntu. Is there a canonical list of included components Linux commands that I can check for these three operating systems?
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1answer
2k views

Installing puppet on RHEL6

While installing puppet on RHEL6 I'm getting the following errors. Though I have installed ruby gems, I'm getting problems with ruby gems dependencies. How do I solve this problem? [root@INFINI-ONE ...
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0answers
2k views

Undefined reference to gzopen64 when building samtools

I am trying to install the software package samtools0.1.19. When I run make, I get errors: gcc -g -Wall -O2 -o samtools bam_tview.o bam_plcmd.o sam_view.o bam_rmdup.o bam_rmdupse.o bam_mate.o ...
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2answers
43 views

Which filesystems can RHEL 5 read from and write to?

Which filesystems can RHEL 5 read from and write to? Are there any that work but not well? I'm partitioning and external hard drive and I haven't been able to find a comprehensive list anywhere.
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1answer
46 views

Let pam module use hostname -s

Our hostname command gives back the servername.domain. This is in conflict with our authentication mechanism with our Active Directory. Is it possible to let the pam module use hostname -s (the ...
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2answers
4k views

On Red Hat Enterprise Linux 6.2 how can I use Python 2.7 as default not Python 2.6? I did but still showing 2.6?

RHEL 6.2 I have python 2.6 but I need default python 2.7 using yum packaging (so that nothing goes messed up, cause its a heavy duty working system, all I need the python 2.7 on it, without messing ...
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2answers
626 views

YUM UPDATE stuck forever

I created repository for RHEL 5.6 . There was already an exiting repository for RHEL5.2 which I deleted. And i run following commands yum clean all yum clean metadata then, Yum list all It list all ...
3
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1answer
411 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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2answers
729 views

How to automate connecting to multiple network devices, running a command and saving the output to a file?

I have to run a command on around 1000 network devices and save the output to a file. In a file I have a list of all the network device names that have to be connected to using SSH. I then have to run ...
2
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1answer
72 views

Boot up problem with RHEL 6

I restarted my RHEL 6 box and now I can't get past the logo screen. I tried booting without the splash screen so I could see what's going on, and I'm getting an error message saying something along ...
2
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2answers
104 views

Copy website from RedHat to CentOS

We currently have our website and website's CMS hosted on a dedicated host which runs Red Hat. We want to remove Red Hat and install CentOS instead. My question: is there a straight forward way of ...
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1answer
653 views

What are the chkconfig directives (classic style) into init.d scripts?

To ask my question, I must first clarify the context. Every init script in /etc/init.d (on RedHat and Centos distros) is prepared to be managed with the chkconfig command-line tool utility. This ...
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1answer
181 views

Errors in Syslog

Im getting this error on one of the server May 21 16:45:42 ERPSSO gconfd (root-24528): Failed to write "/root/.gconf/apps/puplet/%gconf.xml": Failed to move temporary file ...
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0answers
79 views

Identifying MaxSpeed of a Bonded Interface

I have configured Ethernet Bonding for our RHEL 6.2 Servers. Bonding is working fine but few confusion for me when I configured MRTG to monitor the bonded interface. MRTG is showing MaxSpeed of the ...
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1answer
2k 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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1answer
114 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 ...
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1answer
705 views

yum install wireshark-gnome

I tried using command yum install wireshark-gnome to install wireshark on RedHat 6.3. And I make sure the network is ok. But it fails cause by below prompt. Loaded plugins: product-id, security, ...
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3answers
4k views

-bash: yum: command not found

I have one server with Red Hat Enterprise Linux AS release 4 (Nahant Update 3) installed. And I tried to add the online repo using this link: Centos Wiki: RPMForge And everything goes smooth. But ...
0
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1answer
54 views

Finding RPMs for Install

I'm trying to install later version of software for 2 RPM-based installations, but yum tells me that I already have the latest versions. When looking to install software via RPM, what's the best way ...
2
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1answer
363 views

Writing triggers for mcelog

Just starting to look into mcelog for the first time (I've enabled it and seen syslog output before, but this is the first time I'm trying to do something non-default). I'm looking for information on ...
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2answers
712 views

Problem when changing the font size in nedit

Whenever I open Nedit, the following error appears ---- Cannot convert string "-*-helvetica-medium-r-normal-*-*-120-*-*-*-iso8859-1" to type FontStruct Cannot convert string ...