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

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 ...
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1answer
15 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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0answers
16 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
9 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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0answers
9 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 = ...
1
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1answer
15 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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0answers
8 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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0answers
27 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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0answers
28 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 ...
1
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1answer
19 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
31 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 ...
0
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1answer
24 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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0answers
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 ...
1
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1answer
119 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
15 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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0answers
76 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
67 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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0answers
17 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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0answers
58 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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0answers
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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0answers
29 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
38 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 ...
0
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1answer
37 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
19 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
23 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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0answers
66 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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0answers
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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0answers
22 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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78 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
90 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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0answers
28 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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0answers
62 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
39 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
154 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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0answers
15 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
19 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 ...
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0answers
112 views

NoMachine black screen on login (Windows to Red Hat NX connection)

I just downloaded and installed NoMachine for Linux - x86_64 v 4.2.27_1 on my Red Hat Server (Red Hat Enterprise Linux 7.0 (HVM) , x64), and downloaded the Windows Client NoMachine for Windows v ...
0
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1answer
25 views

How do I get 64-bit binutils in Redhat 7

How do I check whether I have 32 or 64-bit binutils, and get 64-bit binutils, in RHEL 7 (my nm reports nm: supported targets: elf32-i386 a.out-i386-linux srec symbolsrec tekhex binary ihex trad-core ...
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0answers
20 views

How to install a dummy package without mk-build-deps?

I'm trying to install the latest version of mpv on Fedora. I can't figure out how to follow the step in the link (create a dummy package that depends on the required packages) without mk-build-deps ...
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0answers
28 views

How to track a file from NFS in Linux is being locked?

I've some codes on a NFS which is shared with two load balancer servers. Sometimes the waiting time of a request is getting longer and I suspect the files may be getting locked with a request while ...
0
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1answer
49 views

redhat, multipath on cluster node display different result

I've a cluster with two nodes installed with "RedHat Entreprise Linux Server 5.6" If I execute "multipath -ll" on them, I do not get the same result. I've checked within "multipathd -k" with "show ...
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1answer
11 views

Variable substitution in tcsh

Need your help. I've gone through the manual for the tch but still can't figure out how it should work in my case or whether it should work at all. I basically need to extract part of the variable ...
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0answers
56 views

Remove grep's line number output in Redhat 5.9

I havent used RH 5.9 until now. I started with 6 but we have some 5.9 servers. The syntax with 5.9 is a bit different with some things. grep for example will output a number line before the actual ...
1
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0answers
78 views

Redhat user account password expiring after 15 days instead of 30

My user account on a Redhat 5.10 box is set to have my password be changed every 30 days however, it forces me to change the password every 15 days instead. I have confirmed the setting by doing ...
0
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1answer
80 views

Redhat 6.5 - lockout user after 3 failed login attempts

There are a few guides online, none which have worked. I think I need yo modify password-auth, but I'm not sure how.
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0answers
42 views

Unable to delete a file 'Operation Not Permitted'

Got a problem with a Linux box where I'm trying to delete a file but it won't let me. Anything I try to do on this file (chmod, chown, rm, mv etc.) end up with the same error. I have noticed that ...
0
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1answer
259 views

How to permanently disable firewall in Red Hat Linux

I have followed the below steps to disable the firewall in Linux. After reboot, again firewall is enabled. How to disable firewall permanently? Login as the root user. Next enter the following three ...
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2answers
60 views

what can be the reason for no permission even using root or sudo

When root or using sudo, I cannot write to some files. I have a file fileA with permissions 750 fileA rwxr_x___ root root When I run a program as root or using sudo, the system prompt is: no ...