Questions about the OS, such as Red Hat Enterprise Linux, should use [rhel] or the like. Red Hat is the developer, the company itself.

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11 views

-bash: export: ''not a valid identifier when logging into terminal

Hi Whenever I log into the terminal I get the following error -bash: export: ...
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1answer
48 views

Redhat Linux /lib/libc.so.6: version `GLIBC_2.16' not found (required by /lib/libncurses.so.5)

I am running a server RHEL 6.4 which currently has GLIBC 2.12 installed on it. We are trying to run a program which gives this error /lib/libc.so.6: version `GLIBC_2.16' not found (required by ...
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7 views

NIS Build issue with netid

I just completed the build of a new NIS server. Upon the run of /usr/lib64/yp/ypinit -m I get an error from make saying make[1]: *** [netid.time] Error 1. The /var/yp/Makefile has these ...
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1answer
25 views

Why doesn't the centos devtools repo work on redhat?

I have RedHat 6 installed and would like to use the Centos 6 devtools. I found instructions for using the repo here. I have tested this method on Centos 6 and it worked fine. However, it doesn't ...
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1answer
23 views

how to find out if I can use HP secure encryption

I have a server that does not have an order sheet of what all was included when the server was bought. I would like to try and implement HP Secure Encryption (link) but am not sure if I have all the ...
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36 views

mod_perl not active on Apache/2.2.15 (Red Hat)

I am using OTRS on a RedHat 6.5 with apache2 and mod_perl2. One of my servers (Sandbox environment) has the following (yum info feedback): Installed Packages Name : httpd Arch : x86_64 ...
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1answer
23 views

Why Oracle java do not appears in the alternatives command on redhat 6.5?

I have redhat 6.5 x64 and java preinstalled on it. The command java - version shows: java version "1.7.0_45" OpenJDK Runtime Environment (rhel-2.4.3.3.el6-x86_64 u45-b15) OpenJDK 64-Bit Server VM ...
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1answer
36 views

Putty copy/paste not working in Red Hat outside Putty window

When using Windows, every time I use putty to access a Linux/Unix box, selecting something on the screen or CTRL+INS, it will copy what is selected and outside the Putty window, if I CTRL+V it paste ...
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21 views

Cannot boot into RHEL 7 since check disk in Windows 7

I boot both in Windows 7 and RHEL 7 interchangeably many times. But one time, when Windows 7 made a check disk, I cannot boot into my RHEL instance. RHEL 7 is just entering in Emergency mode and I'm ...
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2answers
50 views

CentOS 7 installation issue due to unsupported virtualization by my CPU

I need to Install CentOS 7 on my computer for preparation of my RHCSA/RHCE 7 exams. I have a laptop that has a 64 bit CPU (with 64 bit Windows 7 installed on it), but the CPU does not support ...
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1answer
76 views

How to dual boot Windows 7 and Red Hat Enterprise Linux 7?

I first installed Windows 7. Then I installed RHEL 7 and GRUB is not showing. I cannot boot in Windows 7. I've searched all over the net but the tutorial I've seen is only in RHEL 6. How can I ...
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1answer
49 views

Initial MySQL 5.7 installation on RHEL Instance Fails to Start

I did a standard MySQL install with Chef on an AMI on AWS. Here's the recipe: mysql_service 'default' do bind_address '0.0.0.0' port '3306' version '5.7' initial_root_password 'hunter2' ...
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0answers
31 views

Firewalld - allowing ICMP in custom zone (centos 7 / redhat 7)

I want to enable ICMP echo-reply in a zone defined by source. I have a zone MONITORING where I want to permit some services like mysql and echo-reply. Permiting services like mysql is simple, but I ...
1
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1answer
29 views

How to extract single file from large tar/tar.gz file

What I want to do is to extract a single file from a huge tar file, instead of extracting the whole tar. I am using RHEL 6.4 I Googled it and tried the following: tar --extract --file=some.tar ...
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33 views

Centos6.5 can't use serial console but can see serial output messages during boot up

I configure CentOS 6.5 x86_64 version to support serial console. I edit configuration files as many people suggest. In GRUB, Add these two lines: serial --unit=0 --speed=115200 terminal --timeout=5 ...
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1answer
15 views

“kdb5_util create” fails with an error

krb5-server 1.10.3-33.el6 on CentOS 6.5. I'm following the Red Hat KDC Instructions. Right there at the start, the instructions give me /usr/sbin/kdb5_util create -s. If I run that, I get this: # ...
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12 views

How to deny an specific user to reboot or shutdown in Red Hat 6 with visudo

Hello and thanks for helping me in this question. I just have in /ets/sudoers something like this: ##User Aliases <BR>**User_Alias CLIENT = jhonny </BR> CLIENT myserver = ...
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1answer
16 views

Directory Permission

My server is running redhat and has two users A and B, User A ownes /dirA Now I have created /dirA/dirB and did chown -R B:B /dirA/dirB/ when I su B and cd /dirA/dirB/ it workes fine. But when I ...
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13 views

How to backup Oracle database and tomcat directory from Disk with Fedora or other linux live cd?

Some partitions of my disk corrupted (superblock error) and cannot boot, stacked on "Maintenance Mode". How to backup oracle database and tomcat directory on that disk with linux cd ?
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29 views

Root access permission in normal user directories?

Short story; I run a setup as root to install a program, which will create some files and directories in home folder of a normal user. The error is I don't have write permission to it. So I go to the ...
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29 views

Linux 32 bit CPU + Oracle Limitations

I have 32 bit RedHat 4 server (with hughmem kernel) CPU is 2 x Xeon X5650 (12 total psychical cores, 24 virtual) On the server there is running Oracle 10G (32 bit) database instance. Oracle because ...
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1answer
25 views

Yum batch install package cause 100% CPU load?

I need to install a list of package as follow; so I made a small script automate it: yum -y install libstdc++.i686 yum -y install libibcm.x86_64 yum -y install librdmacm.x86_64 yum -y install ...
1
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1answer
53 views

How to solve fsck.ext3: No Such file or directory on redhat 2.6.9-55

I have main two problems here: Error on boot. It said error file system. Forgot root password. How to solve them? This is error occurred when boot, how to solve it while i forgot my root ...
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0answers
21 views

red hat: how to move items from one monitor to the other

I am using red-hat 5 with two screens. I wanted to know if there is some keyboard shortcut for moving items between the monitors just as the or Fn+space in windows. I found this answer, it may works ...
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1answer
34 views

No Volume Group found error.How to rebuild initrd in Red Hat 5.1?

Motherboard failed in one of the Red Hat Server. So, I moved the HDD to a new box. As If I boot the machine. This error shows up. After refering to many sites, they said about rebuilding initrd. So, ...
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18 views

Recursively create/update tarballs of old files inside directories

I have an archive directory of ftp files. I want to schedule a job to zip up any files that are older than 6mo into an tarball in each directory. I've started writing the script, but I feel like ...
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1answer
319 views

Apache loading PHP module - undefined symbol: unixd_config

I'm configuring a new web server on a RedHat 6.5. I try do enable the php5 module on Apache 2.4.6 as following: LoadModule php5_module /usr/path/to/libphp5.so AddType application/x-httpd-php .php ...
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0answers
21 views

CentOS 6 with User Permission (Read at message)

I have create users on CentOS 6 between test1 and test2 so I login on user test1 on ssh and i tried to access home dir of test2 so why it can access? how i can setting for other users can't access ...
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143 views

How to auto-resolve dependencies in yum with redhat?

I came across the following issues trying to get git: yum install git-all.x86_64 Loaded plugins: product-id, refresh-packagekit, security, subscription-manager Updating certificate-based ...
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1answer
73 views

Do Windows and Debian / Red Hat use the same thread management?

I need to know what kind of thread management Windows and Debian / Red Hat use in their recent versions. I know that they used to use 1 to 1 thread management model. Do they still use this model ...
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18 views

accessing bitlocker volumes in redhat linux

I have a laptop running windows 7 ultimate. I have encrypted my drives using bitlocker. Now I have also installed redhat linux 6.0 along with windows. But my encrypted drives are not visible in linux. ...
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150 views

Why is groupinstall not working on my RHEL 6.2?

It lists the groups, but does not install them when I ask it to. Why ? How can I fix it ? [root@INEICP-EPM-W134 ~]# yum --disablerepo="*" --enablerepo="epel" grouplist Loaded plugins: product-id, ...
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14 views

Installing Nvidia drivers on Red Hat [duplicate]

I am trying to install Nvidia drivers on Red Hat Why am I getting the following error: rpm -i NVIDIA_kernel-1.0-2880.rh62.i386.rpm error: Failed dependencies: kernel = 2.2.14-5.0 is needed by ...
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36 views

How to host multiple php sites on one OpenShift app

How to make different domains point to different sub-directory? For Example: abc.com --> ./php/abc.com/ xyz.com --> ./php/xyz.com/ Can I create virtual hosts on OpenShift's app?
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1answer
44 views

Anaconda kickstart Variables

I am have an issue where I am trying to store a user's input in the variable called $mail, in the %pre environment of anaconda, and then pass it into the %post script, where it will append to the file ...
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2answers
55 views

SNMP not using community string in snmpd.conf

I'm trying to simply set up SNMP on a Red Hat system. I can walk the MIB tree just fine using the following command (from a different server): snmpwalk -v2c -c public HOST IP However, when I try to ...
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1answer
37 views

BridgedAdapter of VirtualBox on Red Hat 7 stopped working

I have a VirtualBox VM (running Red Hat 7) on my Red Hat 7, using a Bridged Adapter for its networking. It stopped working yesterday; the NetworkManager on the VM was unable to obtain a DHCP lease for ...
1
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1answer
28 views

Deleting unpacked tar.gz files after unpacking incorrectly

I recently unpacked a set of backup files in RHEL3 - 2.4kernel with tar via: tar -xvf backupfile It started to error out a bunch and I aborted thinking that maybe it was a gzip instead. Unpacking ...
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79 views

Ghostscript and JPEG2000 images

Using gs 8.71, RedHat I'm having trouble converting pdf files that have jpeg2000 images embedded within. Part of the coding is to reduce the pdf image by 10% using the -c <> setpagedevice ...
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8 views

Equivalent of apt urgency flag in yum changelog?

I develop a cross distribution package manager, and i want to get the urgency of all updates on APT et YUM based distributions. With APT, it's simple, I have to fetch the changelog with apt-get ...
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28 views

Rebuilt RedHat 5.6 client via VMWare, having timeout issues with putty/ping

I rebuilt a Redhat 5.6 server identical to another one after copying off a vmware template. The other one works as intended. Settings are nearly identical minus RAM size and storage. hostname, eth0, ...
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115 views

Why doesn't CentOS 6.5 emacs RPM get libotf correctly?

I'm aware that there was a problem with the Red Hat 6 RPM for emacs such that one of its dependencies (libotf) appeared to be satisfied by Open MPI, but it couldn't use the library (see Red Hat bug ...
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2answers
32 views

Simultaneously moving and renaming files in Red Hat

I'm running Red Hat Release 6.5 (Santiago). The problem I'm facing is that I have a bunch of files in the following directory structure: temp2 ├── ABC │   └── temp2 │      └── temp2.txt └── DEF    ...
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2answers
125 views

Add a file to /etc/yum.repos.d to install Oracle JDK 1.6.0-45 from yum?

I have a fresh RedHat 6.5 virtual machine on Amazon Web Services (EC2), its repos look like this currently: [root@ip-172-31-11-112 tmp]# ls -1 /etc/yum.repos.d/ redhat-rhui-client-config.repo ...
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37 views

Mounting of cd-dvd fails

I have an app that writes images into cd-dvd or usb and then verify data if all the images are written. Summary of work flow: Create data on /myFolder/. Copy /myfolder/image.iso to /dev/scd1/ Mount ...
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85 views

What's the official way of programmatically changing the GDM login background?

I want to change the background of the GDM login screen on CentOS 6.5 and 7 to bring it in line with other branded systems, and so I have an RPM that delivers a background image into ...
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2answers
40 views

how do i create a user account in unix using CLI?

I am using Redhat and I want to make a user account using CLI. I am using this commands but I guess it's not working. # useradd smithj -c 'John Smith' -m # passwd smithj and the result should be ...
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3answers
180 views

Time Zone is getting different over ssh command & normal ssh

Whenever I run a date command over SSH the timezone shows different and if I login to server with SSH and if I run the same command it is completely different. Running command with SSH >ssh ...
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18 views

How to add new 'From' email id each time sending email using PostFix server

I am new to PostFix and have setup PostFix as a server recently. In the testing, PostFix is working fine and relaying the emails with 'From' email address stored in the PostFix credentials files likes ...
0
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1answer
20 views

Light way to read big bz2 compressed files

bzcat *.log | sed # etc works but since the files are few gb big, it takes time to complete. Is there a way to do it in a faster way ? I tried echo *.log | xargs -P 4 bzcat | sed # etc but the ...