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Questions tagged [rhel7]

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.

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Installing compat-libstdc++-33 on RHEL 7

As part of an Oracle install I need to install the compat-libstdc++-33-3.2.3 (x86_64) package. However no matter what variant of the package I try to install with yum, it can't be found [root@ip-xxx-xx-x-xxx ~]# yum install…
Mark Williams
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Centos 7 & Hard CPU Limits

OS Version Information: [root@localhost system]# cat /etc/redhat-release CentOS Linux release 7.1.1503 (Core) Configuration for the test.slice is as follows: [root@localhost system]# cat test.slice [Unit] Description=Test…
sydraz
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How can I coax RHEL / CentOS / SL 7 into booting normally with degraded software RAID 1

I set up a new server (my first with this version of Linux). I installed a pair of 160 GB blank SATA HDDs (one Seagate and one WDC, but with exactly the same number of LBA sectors) in an old machine, and set out to install Scientific Linux 7.0…
Dave Burton
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Execute a script while boot up in RHEL7

One of my server reboots every sunday and monday morning, whenever the server is up I need to do a service restart. Actually I call a script to execute itself (everytime manually). What I want to achieve is that it should be possible to invoke this…
serverstackqns
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Foreman install on RHEL7 missing ruby(abi) dependency

I'm trying to use yum to install the foreman-installer package on a RHEL7 image. Ruby and rubygems are installed. Ruby is version 2.0.0p353. The yum install fails with several rubygem packages failing: Requires: ruby(abi) I don't see any package…
Mojo
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firewalld: two NICs, two zones. Zone is ignored

I have a server running CentOS/RHEL 7.7 with two network interfaces. These interfaces are configured and work properly. The first interface, ens33, is part of the firewalld "public" zone. All the rules applied to this zone work properly. The…
AntEater
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How to control a service from Linux pacemaker cluster?

I have set a two node cluster on two RHEL7 virtual machines. I'm using pacemaker as my HA management software. I creates one resource for VIP and another resource for a shared FS. VIP and FS resources are working properly. However, I don't know how…
Abdelrahman Hassan
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can I export an EBS snapshot and mount it to an on-prem server

I have a scenario where data is being aggregated in an EBS-backed AWS EC2 instance and, periodically, that instance is shut down and snapshot. Ideally, the snapshot of that volume needs to be exported and mounted on an airgapped server. Supposing I…
Alex Woolford
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PAM: multiple pam_pwquality require to repeat same password multiple times

In a RHEL7 server, I have to implement two password policies that can be described as parameters of PAM pam_pwquality module: password requisite pam_pwquality.so try_first_pass local_users_only minlen=14 password requisite …
NoNoNo
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Subdirectory of /var/run disappearing in CentOS 7 while running

Occasionally (after some amount uptime which I haven't measured yet), my /var/run/projectname directory will disappear along with the /var/run/projectname/gunicorn.sock file. Rebooting brings it back as I do have it configured in tmpfiles.d: d…
rrauenza
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Why is UUID missing after creating ext4 filesystem on RHEL7 ec2 instance

I'm using Ansible to configure a server. This server is running on AWS Ec2 and I'm attaching to it four EBS drives. When I run my ansible playbook it will fail about 50% of the time. The failure is when I mount a path to a newly formatted drive.…
Levi
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How to fix phpMyAdmin with PHP 7.2 on RHEL7?

I've upgraded PHP from 5.4 to PHP 7.2 on a vanilla web server running RHEL7. The source of the PHP7.2 is RHSC using yum. I've also installed the standard supporting libraries for this version, including rh-php72-php-fpm, and started it as a…
Free Radical
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RHEL/CentOS - Is remi repo safe for for audits, etc?

We've recently passed our SOCII type 1 audit and are working through the type 2 audit. On some of our production servers, I'd like to push more recent versions of a handful of apps, and I see people frequently referring to remi repo. What I DO NOT…
UtahJarhead
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Q: Unable to create 'live' snapshot of running KVM using virsh

I was kindly directed to here, Serverfault from Stackoverflow to pose my question. I'm running the following command on a RHEL7 hypervisor to create a live backup (disc image) of a running kvm, which is running a production docker service in the…
Rick Epoch
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How to identify PID of process that is generating lots of ICMP ping requests?

I have a box that is generating lots of outgoing ICMP requests. I am able to see a few happening every second with tcpdump -nni ens192 icmp. However, I don't have anyway of tracing these back to the PID that is causing them. Any thoughts?
srowley
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