Red Hat Enterprise Linux version 7 is a Linux distribution sold by Red Hat, Inc. for the enterprise market. It is used for both servers and desktops. Although the binaries are not freely available, the sources are, and so there are numerous projects which provide compatible rebuilds of RHEL, such as CentOS and Scientific Linux.
Questions tagged [rhel7]
479 questions
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votes
1 answer
Installing condor on RHEL7
I am trying to install condor on RHEL7. I did this:
cd /etc/yum.repos.d
sudo wget http://htcondor.org/yum/repo.d/condor-stable-rhel7.repo
sudo wget http://research.cs.wisc.edu/htcondor//yum/repo.d/htcondor-stable-rhel7.repo
sudo wget…
Larry Martell
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1 answer
Better stream performance when transparent hugepages are on
On rhel 7, when transparent hugepages are activated, I get a better stream benchmark performance than when transparent hugepages are off.
Do you have any idea of a kernel parameter (or another thing) which could trigger this behavior ?
I was…
user380763
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votes
1 answer
glibc-2.14 conflicts with file from package glibc2.12
Mongo V2.6 is already installed on my server which is probably using glibc-2.12. When I try to install Mongo V3.0.12 it is trying to install glibc-2.14 which it cannot do.
How can I have both glibc libraries live on my RedHat Version 7 64 bit…
user1356863
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votes
1 answer
what could be the firewalld(RHEL7) equivalent command
what could be the firewalld(RHEL7) equivalent command of "iptables -A INPUT -p tcp -m tcp --dport 5666 -j ACCEPT" ?
Vijesh
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votes
2 answers
rpm command hangs when executed as non-root user on RHEL7
I have a weird problem where the rpm command hangs for 40 seconds (it's always exactly 40 seconds) when executed as any non-root user. It doesn't matter what command line arguments are used, even "rpm" without any arguments hangs (rpm --help is the…
wojciech_k
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votes
2 answers
Redhat enterprise server 7.1 x86_64 installation fails
Error code is 256; my machine is amd phenom ii asus m5a78l-m based. I am using bootable flash drive.
Description of error is packages/xfs...noarch.rmp couldn't be taken from anaconda. I tried two different images and my flash drive is sandisk 8gb;…
Abhineet Sharma
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votes
2 answers
Dell PE RHEL 7 terrible performance
We have an 'old' Dell PE r740xd server with quite high specs, installed with rhel 7 (latest).
Running ls -l on / can take minutes.
Some specs:
# lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little…
natxo asenjo
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votes
1 answer
Using internet on remote server via SSH tunnel
I have a RHEL server accessible via jump host only. This is how i am connecting to it
MyMachine(Win10)--SSH-->JumpHost(winserver2012r2)--SSH-->RHEL7
via ssh
ssh -J user@jumphost user@RHEL7
I want to download few dependencies and also want to use…
uddi baba
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votes
1 answer
How to redirect ssh welcome message in linux on my local machine
I want to redirect ssh welcome message in a file on my local machine. After that I have to run few commands to remote machine using ssh. When I am trying ssh @ | dd of=FILENAME, this command is writing output to logfile but…
J197823
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votes
2 answers
How to remove connection time out links form RHEL
I want uninstall LAMP from my REDHAT virtual server and reinstall back it again but i don't have internet access on my server and when i uninstall mysql from my server i getting below error please help me how i do it. I am new in linux server.
Also…
Dexter
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votes
3 answers
How to set max size for a specific file in linux
I have an application which will write to a particular log file as long as the user session is running. What i am looking for is to put a max cap on the size of a log file so it does not grow beyond a particular size. Two scenarios which will be…
Anuj Shrivastava
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votes
1 answer
df -h says / fs is taking 61G of space but its not
df -h in my redhat 7 is reporting its taking 61G of space. This should be wrong because there shouldn't be anything there which is this big. Other server with the same configuration reports only 11G.
Output of df -h:
Output of du -sh /*
Maximum…
Leo King
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votes
3 answers
PHP mkdir() permission denied
I keep getting permission denied when using mkdir() in my PHP script.
mkdir: cannot create directory : Permission denied:
$mount = shell_exec( "mkdir -p {$mntdir}/{$hostname} 2>&1");
I try to write to folder
/home/user/mnt
When I type below in…
marlonlaan
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votes
1 answer
RHEL HA cluster, is it possible to get a notification upon failover
I have configured Linux HA cluster on RHEL 7.1, can i get a notification upon failover or is it possible to start the crashed resource automatically ?
sridhar
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