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

learn more… | top users | synonyms (1)

1
vote
1answer
30 views

What does blkid stand for?

What does the command blkid stand for? (I'm learning the Red Hat certified System Admin course and came across this cmd)
1
vote
1answer
27 views

Install OpenOffice from cmd line Redhat Linux 6

I stupidly removed Openoffice from my work laptop and have not managed to re-install it . As its a work laptop I have no internet access(just intranet) so cant download it directly. I downloaded the ...
0
votes
2answers
15 views

How to safely closing Intellij from command line?

I'm using Intellij on my Rhel machine. I often use remote login to work from home. But since Intellij allows only one instance at a time, it needs to be killed to start a new instance remotely. ...
1
vote
0answers
19 views

lp prints blank pages for pure text file

Printing a text file through lp result in blank page while printing same file through gedit works fine. lp is able to print pdf and jpg image files, but not text file. On further looking in to ...
1
vote
0answers
9 views

Monitor won't sleep RHEL 6.5

I just installed linux and even after 30 minutes the monitor never goes to sleep. I have no idea where to look beyond the power management settings. Tried even setting the turn monitor off after 1 ...
1
vote
2answers
23 views

What is the equivalent CentOS for Red Hat Enterprise Linux 6.5?

According to CentOS website, they use the source code from Red Hat, but I am not clear about what version of Red Hat source code is being used to build each version of CentOS. Is there a numeric ...
0
votes
0answers
20 views

Have kickstart install TCPdump

I have a kickstart file for RHEL 6 and in the package section for the installing of the TCPdump command line utility I put tcpdump as the package name. Like I did with java and g++ in the kickstart ...
1
vote
1answer
30 views

How to make Apache piped logging scripts not run as root?

The organization I work for is very security-minded. There is a separation between the group of System Administrators who are responsible for the operating systems (who, obviously, have root) and ...
1
vote
1answer
8 views

How to specify a specific product in udev hwdb file?

I'm trying to remap the buttons on a peripheral that incorrectly has its buttons mapped to F keys. To remedy this I'm trying to use a udev hwdb file to remap keys only on specif devices. So far my ...
0
votes
1answer
19 views

Is it possible to allocate slices of disk to a KVM storage pool?

When using virt-manager to create a storage pool it does not give the option to set the size. Instead, it assumes that an entire partition is available to the pool. I would expect this to cause ...
1
vote
0answers
16 views

Get window name on Red Hat Gnome

Is is possible to get the title of a window (Eg. gnome-terminal) via a terminal command, without installing any outside packages like xdotool, xprop or wmctrl? Much appreciated.
1
vote
1answer
56 views

Improving performance of script [closed]

I have been working on a script that can be used to automatically restart my Zabbix monitoring services in the event that they stop running. I have the script working just fine, but figured it could ...
0
votes
0answers
31 views

How must (Not how can) a program be available from everywhere in CentOS/Fedora

I was reading this link from MySQL: https://dev.mysql.com/doc/refman/5.6/en/mysql-cluster-install-linux-binary.html shell> cp support-files/mysql.server /etc/rc.d/init.d/ shell> chmod +x ...
0
votes
1answer
25 views

Scanning SCSI_HOST: Environment: VMWARE Workstation, VM OS RHEL 7.0

After the adding the new HDD through settings in VMWARE workstation, the sdx are discovered through scanning the SCSI_Host. My question is that, in the following command how I can include globbing. ...
0
votes
1answer
41 views

systemd Failed at step EXEC spawning /opt/autologger/placeholder.sh: Permission denied

This is a really simple question, I know, but I am jumping right into systemd with little prior knowledge of system management and Linux in general. I am attempting to create a "Hello World" service, ...
0
votes
1answer
35 views

Windows to RHEL 6 File copy - mount error 13 = Permission denied

I am fairly new to linux Administration for forgive me if I say anything that sounds crazy or if this question has been asked before. I did a search on the StackExchange and Unix & Linux site but ...
1
vote
1answer
28 views

What exactly is a file offset in lsof output?

I was using lsof to track down deleted files that were still taking up space and I realized that I wasn't quite sure what an offset is with respect to a file. lsof's man page was less than helpful in ...
1
vote
0answers
16 views

Recover VG after Adding Disks and Rebooting

I had an old 1.5 TB NTFS formatted disk I wanted to use in by RHEL 7 box, so I put it in my desktop booted, and proceed to delete the partition table using fdisk. I created a physical volume on it ...
0
votes
1answer
21 views

How to see the password in rhel6 [duplicate]

How to see the password what we are entering in RHEL6. If not how to see at least the entering password in some special characters.
0
votes
1answer
303 views

Error: xz compression not available

I'm at a loss trying to fix this issue and was hoping someone could help. I'm running redhat enterprise v6.6 64bit and am tyring to install 32bit Skype. In the process of trying to fix the ...
1
vote
1answer
36 views

Why does this bash fork bomb not work on my RHEL VM?

I'm running a RHEL 6.5 VM in a VMware ESXi environment and accessing it through the vSphere Web Client virtual console (in my browser). I wanted to crash this machine on purpose and executed :(){ ...
0
votes
2answers
25 views

YUM failing install; not recognizing JDK

I am attempting to install some packages using YUM. The command I am using is: sudo yum repo-pkgs [my repo] install This produces the following result: Error: Package: [package name] ([my repo]) ...
1
vote
2answers
23 views

How to remove an rpm package while keeping certain files

Had an issue where 64-bit and 32-bit httpd packages were installed. When one of the packages is uninstalled via yum remove, it removes certain shared files like /etc/httpd/conf/httpd.conf. Is there ...
0
votes
0answers
47 views

python install on linux RHEL5 - GCC 4.1.2-52

I used the following guide from the Beyond Linux From Scratch SVN Book, not knowing that my distribution was actually RPM Based (see comments), and now I am getting the following error during python ...
0
votes
2answers
30 views

ping: unknown host

I am setting up a workstation with RHEL 6.6. When I do ping server1 it said ping: unknown host server1. However I can ping server1 with IP address xx.xx.xx.xxx. It seems to me /etc/resolv.conf ...
-1
votes
0answers
21 views

Java 1.6 -> 1.7 JNLP = SIGSEGV

When i try to run JNLP in Red Hat Enterprise Linux Server release 6.4 (Santiago) app from Java 1.6(1.6.0_36 ) i get: > [wojtek@rcmtex05 ~]$ strace -e open > ...
1
vote
1answer
24 views

How to remap an F key on a specific Keyboard?

I have a peripheral attached that is actually not a keyboard, but all of its buttons are being treated as F keys, they all send the same scancode and keycode as the standard F keys (based of of ...
0
votes
0answers
21 views

not Booting a newly linux kernel inux-2.6.32.65.tar problem

when i give reboot command kernel not booting screen showing.. i uploaded this pic here , and caps lock key blanking
1
vote
1answer
53 views

SysV init scripts to systemd migration in RHEL7

Please find the Sys V Init scripts for (User processes)Agent and Security daemon in Linux. Agent Daemon startup script /etc/rc.d/init.d/Agentdaemon /etc/rc.d/rc5.d/S91Agentdaemon Security Daemon ...
0
votes
0answers
30 views

rgmanager [fs] start_filesystem: Could not match “f6a58cf7-b39b-489c-add5-444ceab8af9d” with a real device

I am trying to install two node cluster for web server. We have super mico hardware HA BOX. It has 5 disk. one disk is used for node1 os installation and another disk is for node2 OS. Remaining disk ...
0
votes
0answers
43 views

receiving error message while trying to register for subscription for rhel6

I am trying to subscribe to redhat from the terminal. I have registered an account at https://access.redhat.com/labs/registrationassistant/ . So I am using those credentials to register my ...
0
votes
0answers
18 views

Linux (RHEL) installed on Windows Hyper-V supporting Virtual HBA

I have installed RHEL 6 on Hyper-V as a Guest machine. I have added Virtual Fibre Channel. But I cannot detect in the RHEL. I also don't know how to find it is working or not. Can anyone help me ...
0
votes
1answer
24 views

Redhat 5.11 Just showing 1.5TB Storage

We purchased new supermicro server with 3*3TB HDDs. Now from Hardware Raid controller i created Raid 5 .So the total use able storage is 5TB something. But during installation Redhat is just showing ...
2
votes
1answer
31 views

Non-root privileged user to find all files with SUID & SGID bit…Permission Required?

I'm writing an audit script to find all files with SUID & SGID bit set on the system, using the below command: find / perm /u=s,g=s The script will run with a non-root user. Will this user be ...
2
votes
1answer
24 views

How do I turn a local yum repository into a local satellite for many other repositories

I am not sure I am asking this question in the best way. I am doing my best to ask it in the clearest way possible. I would like to build a local (to my cluster) yum repository server such that I ...
2
votes
0answers
64 views

How to resolve dracut problem when intall Fedora 21

I'm Ubuntu User. But I wanted to change my OS from Ubuntu to Fedora. So I wanted to Fedora 21. But there is a problem. I'm using USB Drive to boot Fedora 21. When I try to install Fedora I get a ...
1
vote
2answers
14 views

How to install RHEL 7 through pendrive?

I have 7gb RHEL 7 image file. I used UniBoot to make pendrive bootable. But when i try to install during startup of pc, grub cmd screen comes every time. What to do??
1
vote
0answers
34 views

While executing vgdisplay gives below errors [closed]

/dev/mapper/mpathcq: read failed after 0 of 4096 at 107374116864: Input/output error /dev/mapper/mpathcq: read failed after 0 of 4096 at 107374174208: Input/output error /dev/mapper/mpathcq: read ...
0
votes
1answer
30 views

How to Install or enable PHP-FTP support on Linux Apache server?

In my PHP code I am using the below function ftp_connect() But it throws an error, FTP is not enabled for PHP. Can any one tell me how to enable/install FTP in RHEL, Apache2.2 server,PHP Version ...
0
votes
1answer
29 views

How to use usermod login command?

When I try to use: [root@jack-dpp jack]# usermod --login jack-dpp jack I get: usermod: user jack is currently used by process 7622 In RHEL 6.6 how to kill all the process and run this command?
1
vote
0answers
27 views

Getting some unwanted message in linux os

When Linux (RHEL) OS is booted I am getting a message as beiscsi_ep_connect shost is null What does it mean?
1
vote
1answer
34 views

RHEL not booting with the updated kernel after upgrade [closed]

We have recently upgraded RHEL boxes, but the system only booted with the old kernel. Observation is that there is no link /etc/grub.conf to /boot/grub/grub.conf. Now, to boot the system with the new ...
0
votes
2answers
60 views

how to untar file in linux red hat?

I am compiling linux red hat stable kernel on red hat linux and the error which I am facing is as below
0
votes
0answers
101 views

Installing custom RPM says “does not update installed package”

I've inherited some servers which have previously always had its software as custom compiled versions (apache, perl, mod_perl etc). I was thinking than rather than compile every time, it may be better ...
1
vote
1answer
66 views

Using sudoedit in a script (non-interactively)

I'm looking to modify a file from a script. I can sudoedit the file as the bob user by doing sudoedit -u bob /foo/bar.conf but don't have rights to do anything else as bob. I came across ...
1
vote
0answers
45 views

Limit system processes using cgroups

My server runs several dozens of processes that are not in my control (mostly monitoring software). According to my application logs, sometimes some of the third party processes try to allocate too ...
0
votes
0answers
80 views

turn on numlock at login screen. GDM

GDM is turning off numlock key. I have tried following: a) installing numlockx and inserting following lines at /etc/gdm/Init/Default if [ -x /usr/bin/numlockx ]; then /usr/bin/numlockx on fi ...
0
votes
0answers
14 views

Input focus not following window clicks

I'm running RHEL 6.5 with a generic ATI HD5480 videocard and three monitors (one connected to each port... DVI, DisplayPort, and VGA), and I'm having issues with window-activation and input-focus that ...
1
vote
0answers
44 views

How to corrupt rpmdb?

Yes, You read it right i actually want to corrupt RPMDB for testing purpose. I tried Googling it but all i got was to, how to rebuild it. So at last i tried rpm --rebuilddb and killed the process ...
0
votes
0answers
23 views

RHEL6 Idle Thread Behavior

I am doing some cpu performance profiling with the perf tool on a RHEL6 box running weblogic12g. It looks like the idle threads are presented as native_safe_halt in the stack profile but ...