Red Hat Enterprise Linux (RHEL) is a Linux distribution from Red Hat intended for enterprise use.

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226 views

Need noacpi in CentOS 6.4, not in RHEL 6.4

I've been trying to fix a rather odd problem that I've seen on our new Dell R5500 (Xeon based workstations). We want to run CentOS 6.4 64 bit on them. We did a base install which worked fine, however ...
2
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54 views

How to install tomcat-native without need to install development utils

I am using tomcat on a RHEL machine. When starting tomcat, i get the following warning: INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments ...
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314 views

VPN inside virtual machine in mac

I have a Mac book pro running mountain lion and I have vmware fusion installed. I have RHEL 6.0 64 bit vm running (in NAT mode) and pptp is installed in rhel. I tried connecting my office vpn but it ...
2
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120 views

how to configure dual wlan at boot on rhel 6

I got a RHEL 6.3 box, with 2 wlan interfaces. I need wlan to be set at boot. wlan0 -> connects to NETWORK0 wlan1 -> connects to NETWORK1 How should I setup this ? I'm not used to ifcfg ...
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30 views

noVNC console on Openstack Dashboard is rendering garbled UI on RHEL7

I am running nova-compute on RHEL7. Openstack dashboard's noVNC console is rendering garbled UI for any instance having a UI console. Can somebody please help out? This is working just fine on RHEL65 ...
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117 views

Microsoft bluetooth mouse on RHEL6

I am using rhel6 and I have a bluetooth mouse from microsoft I am trying to pair it on my system but my system won't recognize it. I have followed up with some information which might help with the ...
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132 views

request_module: runaway loop modprobe binfmt-0000

I'm running CentOS 7. Everything was working fine, until I had one pending update, which I accepted and rebooted. Now the system fails to boot and instead reports: request_module: runaway loop ...
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17 views

RHEL 5 box constantly displaying NIC statistics on console screen, how can I disable this?

I have a RHEL 5 box that is constantly displaying nic statistics on the console screen when using the KVM. This makes it very hard to do any troubleshooting when the box goes down as these statistics ...
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33 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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75 views

Installing Nvidia drivers on Red Hat

I wanted to install Nvidia drivers. Can you tell me why the following is not working : [root@INEICP-EPM-W134 Downloads]# rpm -Uvh XFree86-4.3.0-35.EL.src.rpm warning: XFree86-4.3.0-35.EL.src.rpm: ...
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189 views

declare -A on RHEL 5

I am using an associative array on my RHEL 6 servers and I just tested the script on a RHEL 5 server and apparently -A is not supported for the declare command on RHEL 5: declare -A var -bash: ...
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387 views

install latest gcc on rhel 6 x86_64

I have an RHEL 6 server with gcc version 4.4.7. I wanted to update the gcc version (I think the current one is 4.8). Yum update doesn't work. Also, SO answers for a similar question on CentOS does not ...
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36 views

Difference between Virtual Console and Workspace?

Please explain all differences between Virtual console and Workspace in Linux. If possible also kindly requested to specify definition and/or example. Many thanks.
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36 views

Difference between ntsysv and system-config-services

Please someone can guide the difference between: # ntsysv # system-config-services ntsysv - tune services should be automatically started, is it similar to chkconfig?
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516 views

MongoDB PHP driver installation issue in Red Hat Linux

My server OS is Red Hat Linux. I installed MongoDB 2.2.3 successfully on my server, following this tutorial. I also tried following these instructions for installing the PHP driver for MongoDB, but ...
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437 views

Tell yum update to given date, no later

I need to tell yum to update to a certain date's patches. For instance, let's say a test box gets updated last Thursday. The owner beats on the machine and determines the patch set is good, so I want ...
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425 views

How to fix NFS V3 + TCP mount failing with 'Can't read superblock' error soon after an unmount?

Using NFS V3 and TCP!, portmapper is running. Not using iptables. Following are the options used: rw,noatime,v3,rsize=32768,wsize=32768,hard,intr,nolock,proto=udp,udp,timeo=11,retrans=5 If I wait ...
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641 views

How to disable Opportunity locking on Red Hat 5/CentOS 5?

Syslog returns the error "kernel: CIFS VFS: Write2 ret -13, wrote 0" when I'm using the software under cifs fylesystem, managed by NAS server. CIFS Version is 1.60RH. I saw that the options ...
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895 views

Setting up a Remote Diskless System

I am trying to setup a PXE Boot server with RHEL 6 and am following these directions. Has anyone done this successfully?? I am having various issues. I used the rsync command to copy over the ...
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15 views

Troubleshooting RHEL 7.1 slow wireless speed

About a week ago I installed a fresh scientific linux 7.1 image onto my laptop. The wireless worked out of the box, and worked at full speed for nearly a week up until about 36 hours ago. Then, I ...
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16 views

Error installing Rcpp package on RHEL (using R 3.2): Unable to load shared object

Have R 3.2 on RHEL 6, and trying to install Rcpp package from source, i.e.: install.packages("Rcpp",contriburl="file:///home/msadm/R_packages") User doing the install does not have root/admin access, ...
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70 views

Kernel 4.4.1-1 fails to boot - root volume “does not exist” - 3.10.0.327 and 4.3.3-1 both continue to boot fine

I'm trying to install and boot kernel-ml (currently 4.4.1-1) on RHEL 7.2 following the instructions here: http://linuxg.net/install-kernel-4-x-on-enterprise-linux-7-centos-7-and-rhel-7/ Install works ...
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8 views

Why does CentOS 7 continue to change back the routing table?

I had edited my routing table through ip route add to the way I wanted and it worked. It was supposed to look like the following: default via 192.168.117.2 dev eno16777736 ... 192.168.0.0/24 ...
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8 views

Linux booting - redhat Linux 7.0

I am facing problem while booting RHEL 7.0 It is showing "write through cache" and then dracut# . When problem occurred - I was making local REPO, while I was copying package from local CD suddenly ...
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102 views

persist ethtool settings between reboots

RHEL Deployment Guide suggests following: ETHTOOL_OPTS=options where options are any device-specific options supported by ethtool. For example, if you wanted to force 100Mb, full duplex: ...
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22 views

Slow IPC in 4000+ processes

I have an multiprocess application that is dependent on IPC calls. We have around 4000+ processes running. Currently we upgraded the system to RHEL 6.4, and now are observing that IPC calls msgrcv() ...
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33 views

How to prevent process from auto-restarting in Amazon Linux

I'm running tomcat 6 on Amazon Linux verson 2015.03 (I believe it's based on Cent OS / RHEL). Every time I run sudo service tomcat6 stop, a status request still shows tomcat6 (pid <num>) is ...
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51 views

how to install a local version of GLIBC on RHEL (without su permissions)

The glibc on the RHEL system I am using is old. I don't have su permissions on that system. Anyone knows how to install a local, updated version of GLIBC on my user account, without the need to have ...
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48 views

Package conflict when installing Zend Server on RHEL using install script

I am trying to install Zend Server on a RHEL machine using install script stated on this steps http://files.zend.com/help/Zend-Server-8/zend-server.htm#rpm_installing_zend_server.htm When I run ...
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42 views

Modern Desktop Environment for RHEL 6

I'm currently forced to work with a machine running Red Hat Enterprise Linux 6. Since I'm usually working with the latest Ubuntu version and a corresponding modern desktop environment, I was quite ...
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54 views

Cloning to a larger hard drive in CentOS 7

My 500G HD is full (of stuff I want to keep) and I have a 5TB coming in the mail. I've done this before in windows and it is simple. Everything I've done in Linux, while better in the long run, ...
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50 views

Problems with using xdg-mime default. The default was successfully set but it is not used via xdg-open

Directories keep opening in Firefox when I use xdg-open. I do not want this. I did: xdg-mime default dolphin.desktop application/x-directory and xdg-mime default dolphin.desktop inode/directory ...
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12 views

Need to connect and automatically transfer data from Windows 7 PC to Linux Red Hat using SSH

OpenSSH is not suitable for Win 7 in my system.I would like to automatically bridge from Win 7 pc to Red Hat Enterprise server.
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125 views

Installing KVM virtual machine hangs at “connecting to graphical console for guest”

I am using KVM to install a virtual machine on RHEL 7.0, but the installing hangs, and displays "connecting to graphical console for guest": The terminal log is like this: [167804.496139] ...
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46 views

Can't Connect to External Monitor on RHEL6

I have rhel6 installed. I am using a W530 lenovo laptop. I am trying to connect to Lenovo LED monitor using VGA cable. I think I have the Nvidia driver installed but I when I plug in my VGA cable the ...
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103 views

How do I enable rsh in Oracle Linux 7?

I have two systems, a Solaris and an Oracle Linux. I can rsh from OL to Solaris but not from Solaris to OL. I can also ssh from both machines. I was reading this and I tried to create an rsh file in ...
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93 views

disabling password dictionary checks while keeping minimum length check in linux

In RHEL 7, password policies are controlled by pwquality.conf and pam_pwquality.so. I want to disable dictionary checking but keeping the minimum password length to 8 characters. If I remove ...
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178 views

Connection tracking in Firewalld (CentOS 7)

I can't get vsftpd and firewalld to work together properly on CentOS 7 (without adding the passive range to the firewalld). Looks like firewalld ignores connection tracking (nf_conntrack_ftp is loaded ...
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83 views

httpd error reports ExecCGI is off

<VirtualHost *:80> ServerAdmin webmaster@xxxx.xxx.com DocumentRoot /var/www/html/xxxx ServerName xxxx.xxx.com ServerAlias xxxx www.xxxx.xxx.com RewriteEngine on ...
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16 views

Two subnets, defaults to first and second left dead - RHEL 6.4

I currently have bonding configured on 4 Ethernet ports. 2 bonds on one subnet and the other on another subnet. Recently we went from 192.168.3.0/24 subnet to 172.20.0.0/24 subnet and now the 172 will ...
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56 views

how to verify linux server security vulnerability?

I'd just install RHEL7, how do i certify that my server is free from vulnerability, virus or malware?, is the any tools or script that i can use to verify it? tq regards adabi
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897 views

Qt Installation woes on RHEL 6

I wanted to install qt-creator on my machine so I went ahead and downloaded the appropriate rpm package qt-creator-3.0.1-3.el6.x86_64.rpm. Soon ... rpm -ivh qt-creator-3.0.1-3.el6.x86_64.rpm ...
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42 views

stop user from being runing any commands, should able to run only granted with sudo

Is there any single command or script which gives result, the list of how many commands a linux user is able to execute? And how to stop user from executing even a linux basic commands and should not ...
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122 views

Getting per user cpu and memory consumption statistics

Is there a way to get cpu and memory consumption statistics summaries per user the same way prstat -t on Solaris shows them? The prstat(1) utility in Solaris display has fields NPROC UserName SWAP ...
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48 views

How can I prevent my USB mouse to interfere with standby, on Linux?

I am using RHEL workstation. My USB mouse interferes with standby - if I press the sleep button, the computer tries to standby, but instantly wakes up. If I remove the USB mouse, standby works. ...
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285 views

crash shell: any way to check if a command executed Successfully

I am automating a test using crash package. is there some thing like $? in bash shell, which can be used to check if previous command is executed success fully or not. eg : when command crash> ...
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549 views

Red Hat Enterprise Linux Qt 4.7.0 install error

I'm running a virtual machine, using VMWare Player, running Red Hat Enterprise Linux Workstation 6.4 x86_64 and I'm trying to install Qt 4.7.0 from the qt-everywhere-opensource-src-4.7.0.tar.gz file ...
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485 views

Issue in running cron jobs in RHEL5

When I try to run cron jobs from root, I am getting the following error. I am using RHEL5. Can anyone help me? [root@localhost]# crontab -e Permission denied You (root) are not allowed to ...
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2k views

RHEL Unable to install any package using yum

I am pretty new to Linux and trying to install a package using yum in RHEL5 linux. Even the simplest of the simple packages I am not able to install and it looks like naming server issue. I tried ...
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2k views

use i3 tiling window manager in RHEL 5

For some time I have been using the i3 tiling window manager in Ubuntu. However at my new company we use RHEL5. I would dearly love to port over all my configs but Im having some trouble... An ...