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

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7
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4answers
363 views

How to list all the files used during Linux boot

I would like to get the list of files that are used during the process of Linux boot. We are developing the protected enterprise system based on the RHEL 6.4. The integrity of specified files will be ...
1
vote
0answers
87 views

Listing previous logins through sftp

Hello people of the stackexchange, I am having a little difficulty trying to find a location of a particular log file which i'm hoping someone on here could help me with. What i am trying to do is ...
3
votes
1answer
103 views

Changing gVim behaviour on Red Hat

I recently had to change my Linux work environment from a personal Ubuntu system (having full admin rights) to a corporate Red Hat system (having very limited control on the system). Both running ...
0
votes
1answer
410 views

Linux efficient command to find if 32 bit/64 bit [duplicate]

I am trying to figure out the list of possible ways to find out if a Linux machine is 32 bit or 64 bit. Method 1: The command uname -m will specify if my machine is 32 bit or 64 bit. Method 2: ...
2
votes
1answer
3k 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 ...
3
votes
2answers
7k views

How to list groups with gid in redhat?

I first listed the groups using : groups I added group using groupadd -g 300 oinstall groupadd –g 500 dba and then when I do groups root bin daemon sys adm disk wheel sfcb I am unable to ...
1
vote
1answer
30 views

Yum adds the dir 'Package' to baseurl

I'm on a network that doesn't get outside internet. I have the repo file pointing to a http server on the network that has the packages that came with the RHEL install cd. Most of the servers work ...
1
vote
1answer
620 views

Daemons not starting during the boot on PUIAS (RedHat) 6.4

I am total Linux n00b entrusted with bunch of PUIAS (RedHat) 6.4 servers and desktops. I noticed after rebooting my computing nodes (done just for testing purposes) that many of the daemons which are ...
0
votes
0answers
114 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" ...
2
votes
2answers
474 views

RED HAT LOGIN problem with root

I want to log in to my new installed RHEL 6.2 I am totally new to Linux. I tried to log in with root, and password that I created during the installation process, but after log in this appears ...
0
votes
1answer
404 views

Is it possible to add/remove arp-ip-targets without taking the bonding interface up/down

i just changed in /etc/sysconfig/network-scripts/ifcfg-bond0: BONDING_OPTS="mode=active-backup arp_interval=1000 arp_ip_target=10.0.0.1" and now i want to set those arp_interval and arp_ip_target ...
1
vote
1answer
790 views

Log off user using terminal

I am having a situation where I logged in to a RHEL 5.6 system and started VirtualBox. After closing the VirtualBox, I am having a situation where the menu bar which has the option to shutdown or lock ...
1
vote
1answer
378 views

Why does getfacl remove the leading / from absolute pathnames?

I'm in the midst of learning about ACL's for Centos/Red Hat 6 and when I run getfacl using an absolute path I of course get among the output: getfacl: Removing leading '/' from absolute path names ...
0
votes
1answer
179 views

File sharing between RHEL 5 and Windows 7

I am trying to setup the SAMBA service to share file between RHEL 5 and Windows 7. I have both the operating systems in the same machine. I tried to setup as discussed in this link. I checked the ...
2
votes
1answer
39 views

The importance of the order in domain controler names for setting an LDAP server, is there any reason?

I wonder if there is any reason to speficically put the domain controlers in the proper order, when configurung a LDAP server using autofs. For example if specify on a RedHat/CentOS the dc domain ...
1
vote
1answer
174 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 ...
1
vote
1answer
177 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 ...
2
votes
1answer
155 views

Install newer unix sort command without root permission

The unix server I am using has an old version of sort installed (no -V option), would it be possible to install a newer version locally (I do not have root permissions)? Where would I download it and ...
1
vote
2answers
137 views

RHEL installed once but displayed thrice in GRUB bootloader menu

In my machine, I have installed 2 operating systems. Windows 7 RHEL 5.6. When I boot the machine, the grub presents me the screen with the list of operating systems available as, Red Hat ...
2
votes
2answers
234 views

Setting programming font in RHEL 5 + gvim

I am working on RedHat RHEL5. I want to change the font in GVIM. The only font format that my GVIM accepts is *-courier-medium-r-normal-*-*-140-*-*-m-*-* It refuses to use Courier\ New or ...
0
votes
2answers
143 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 ...
2
votes
1answer
120 views

RHEL - Group assigned incorrectly

In our lab, all the LDAP users are assigned to a group vboxusers whose home directory is present in the server. We are using NFS to mount the home directory of an user to the client machines. I was ...
4
votes
1answer
288 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 ...
4
votes
1answer
194 views

Execution time and resources after processes that has been running for so long

This might be a basic question, but I am getting hard time finding an answer to it. I am using RHEL6. After running any process that takes significant cpu time, I get a line that tells (I guess) the ...
6
votes
3answers
744 views

How to stop Fork Bomb out of memory error - RHEL 6

I set up test VM to test the effect of fork bombs. So I edited the limits.conf as follows for root user: root hard nproc 512 Now I drop a fork bomb like so: :(){ :|:& };: After ...
3
votes
1answer
760 views

RHEL - GDM could not write to authorization file

I am getting an error as "GDM could not write to your authorization file" if I try to login as a non root user in my RHEL system. I restarted the machine hoping that the tmp files will be cleared and ...
0
votes
0answers
37 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 ...
0
votes
0answers
169 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 ...
1
vote
1answer
1k views

Opening session via XDMCP to GDM

I have a RHEL6 server which we connect via XDMCP. If I start xdm (xdm &) it works but the login screen is the old xdm simple login and not gdm. Our RHEL5 servers connect to gdm just fine. The ...
2
votes
2answers
199 views

LDAP user not present in the desired group

We have LDAP and NFS setup in the lab. The lab has 16 machines and a server. All the LDAP users home directory is present in the server. Whenever, the LDAP user logs in from any of the 16 machines, ...
2
votes
1answer
53 views

How do I set a newly created user account to NOT prompt the user to change their password?

I created a new user account, but the user is prompted to change their password on first login. I don't want them to change their password, I want them to use the password they were assigned. How do ...
2
votes
1answer
83 views

Is there a mechanism to run a “service” by a non-root user? [duplicate]

Is there a way I can have a continuously running, background process that can be controlled by me (a regular, non-root user)? All I need to be able to do is start, stop and restart the process. ...
2
votes
2answers
1k views

RHEL5 to RHEL6 Upgrade

I'm trying to upgrade our RHEL 5.9 servers to RHEL 6.4. We have lots of third party software and mounted systems so it would be nice if we could upgrade without re-installing. I know RedHat doesn't ...
1
vote
1answer
48 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 ...
1
vote
1answer
94 views

create multipath for local partition

Is it possible to create multipath to local partition? I got partition /dev/sda3 and I need /dev/mapper/mpath01 to be pointing to it. This is what I added in my kickstart (rhel 5.7) part ...
0
votes
1answer
207 views

Get a clean list of files transferred from rsync

I'm trying to get an itemized list of files transferred by rsync. Using the -i and --out-format options, I'm instead ending up with output that looks like this: 3HMP1MO_001.tif 974.68K 100% ...
0
votes
3answers
311 views

Kernel panic after building kernel in Red Hat Linux?

I've been trying to build a new kernel for Red Hat Enterprise Linux virtual installs under VM Ware. I've followed these steps so far: Download the kernel from kernel.org. Extract the downloaded ...
3
votes
2answers
470 views

RHEL - not able to write in /opt as root

I am trying to copy a virtual box image inside /opt folder in RHEL 5.6. I am logged in as the root and I strangely see that I am not able to write anything into /opt folder. I checked the permissions ...
1
vote
2answers
2k views

gvim on RHEL (Red Hat Enterprise Linux) install in home directory

How to install gvim on a RHEL server that doesn't have it (for use with SSH with X11 forwarding*)? No sudo access is available, so it has to be in the user's home directory. *Getting all the ...
3
votes
2answers
2k views

How to Add Extra Disks on KVM based VM

I installed Redhat 6.4 on KVM Server. Right Now there is only One Disk /dev/vda. Now I need to add extra Disk like /dev/vdb I tried adding New Volume but it is not showing when I do fdisk -l How to ...
2
votes
1answer
66 views

rPath clone or similar

I just joined a new company, and this company is using rPath in its system deployment process. If you did not know, rPath as a company and solution, has been closed and discontinued when they were ...
0
votes
3answers
262 views

How to stop regular users from Switching Users

I want to stop the normal users from using following commands /bin/bash /usr/bin/sudo /bin/su I added them in sudoers file but normal user can still use the following command This is how i add the ...
1
vote
3answers
580 views

How to add Multiple Searches in AWK command

Im trying to search for the files Created in June,July and August months. I used this method ls -lrth|awk '/[Jun][Jul][Aug]/ {print}' but it ain't working. Please help me correct the syntax.
1
vote
0answers
162 views

How different is I/O handling of hard disk in AIX and Redhat Linux?

I am running a hadoop I/O workload in redhat linux and have ran that in IBM AIX as well with same underlying hardware, disk and disk configuration. With the default settings on the os redhat linux is ...
1
vote
1answer
957 views

Yum user temp files (/var/tmp/yum*) fills up with repo data

On my rhel6 system, non-sudo users can do yum check-update. Files are then placed in /var/tmp/yum[user]*/ . The repodata there gets quite large. Can I: Configure the location? Configure yum so it ...
1
vote
1answer
151 views

LVM issue with VM - Physical disk not present

Am trying to troubleshoot an issue that has arisen during a DR test and admit from the outset that LVMs are not my forte. We have a RHEL6 VM running on ESXi 5.1. We are using a LUN to LUN ...
3
votes
2answers
240 views

How to disable a daemon process on RHEL 6.3 like SMF does on Solaris

This problem has been bugging me for a while, we have a program running on Solaris, which managed as a service well by SMF, can be enabled/disabled very easily. Now, according to our market, we would ...
0
votes
0answers
211 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 ...
0
votes
1answer
648 views

QEMU package not available for RHEL 64 bit

I am installing QEMU in RHEL. In 32 bit OS (i686 architecture), if I run the command, yum install qemu, the installation of QEMU takes place. However, in 64 bit architecture (x86_64), if I run the ...
3
votes
1answer
75 views

RedHat RPM file collision

Let's assume I have two RPM packages named 1.rpm and 2.rpm. Both of them want to put a file test into /usr/bin, but both of them use a different version of test. Of course I would like to have both ...