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Questions tagged [redhat]

Red Hat is an open source technology solutions provider with offerings including Red Hat Enterprise Linux, open source applications, security and systems management, virtualization, Services Oriented Architecture (SOA) solutions, server and desktop operating systems, Java application software and ...

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21 views

RHEL7 php7 upgrade can not find error_log

I have installed php7 on a RHEL 7.4 server with "channels". php is running, but I can not find the error log. There must be an error, but in: /var/log/httpd/error_log /var/opt/rh/rh-php71/log/php-...
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8 views

PowerBroker not asking for password, in some cases

I have two RedHat servers. The first was built over a year ago and is running pbis 8.3.0.3287. The second was built over a month ago running pbis 8.6.0.427. If a user uses PuTTY on a windows ...
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2answers
45 views

https --> http lightweight proxy

I'm new to web servers and need some advice. I've wrote simple HTTP server based on served over RedHat 7.2. Sadly, served as far as I understand does not support HTTPS. In order to keep in line ...
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10 views

mariadb 10.2 is not available in rhel 7 repo

I tried to install mariadb 10.2 using default red hat 7 repository. but as it seems there only available upto mariadb 10.1. when I googled, lot of articles were there and all are saying "in order to ...
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0answers
15 views

Libreswan Testbed in VirtualBox

I'm currently working to create a testbed in VirtualBox for two VMs with an isolated opportunistic IPSec network with LibreSwan. All services are coming up fine, but network traffic between the two ...
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0answers
19 views

pip install failed on is not a supported wheel on this platform

we want to use pip in order to install - MarkupSafe-1.1.0-cp27-cp27m-manylinux1_x86_64.whl from uname -a we have uname -a Linux Master 3.10.0-327.el7.x86_64 #1 SMP Thu Oct 29 17:29:29 EDT 2015 ...
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0answers
9 views

Abrupt breakdown of TIBCO EMS service

We have installed TIBCO EMS 6.0 on our x86_64 GNU/Linux servers (Kernel 3.10,RedHat 7.4) due to compatibility issue with the correspondence application using our EMS 8.4 queues earlier. So , we got ...
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1answer
26 views

Get CPU Core and CPU Count on Linux

In this output to lscpu, is it correct to say that it has 2 cores and 1 cpu? Core(s) per socket: 2 Socket(s): 1
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1answer
43 views

Openshift installation playbook failing

I'm trying to install 2-node cluster with origin version 3.10 (one master, one node). Playbook fails on task openshift_control_plane : Wait for control plane pods to appear Initialization ...
2
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1answer
18 views

How to point rhel kickstart iso source to local DVD

Somehow because of driver issue. I am unable get iso source over network. Just wondering if I can point it to a DVD media for the iso installation. Instead of "url --url http://server/path" maybe "...
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2answers
74 views

RHEL “el7” vs “el7a” on packages?

I have built an RPM on RHEL7 ppc64le and it got the suffix "el7a" as opposed to "el7" which I expected. Why is that and what does the "a" stand for?
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37 views

RedHat 7.6\8.0 and LSI SAS 2008 controllers

Starting with versions 7.6 \ 8.0beta, RedHat has disabled support for SAS controllers on the LSI SAS 2008 chip. However, in Fedora 29 with the kernel 4.18, the controllers work. So, RedHat simply ...
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0answers
28 views

Redhat Enterprise linux and subscription manager register after unregister (no username/password)

I have a The board (bought from Intel) that came with Redhat Enterprise Linux installed and was working all fine. Accidentally, I have run the following command: $ sudo subscription-manager ...
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1answer
23 views

RHEL 7.5 and Tomcat 8.5 on Azure, not listening on public address

I have created a RHEL 7.5 hosted on Azure and I have installed Tomcat 8.5 in it. I have configured Tomcat server.xml as following: <Connector port="8080" protocol="HTTP/1.1" address="0.0.0.0" ...
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0answers
13 views

Configuration and rules for firewalld with double OpenVPN?

Good image for this network i want to configure Hello! So, what do we have? (2 centos 7 servers, firewalld) Notebooks with OpenVPN client connection to OpenVPN Server Y All OpenVPN Servers work ...
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0answers
13 views

HAPROXY certificate for Virtual IP

I got 2 RHEL servers that functions as balancer and send the request using HAPROXY to two other servers which has a weblogic cluster. The RHEL servers are in DMZ that will be accessible through the ...
1
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1answer
28 views

2 versions of openssl on one server [closed]

On a server running RedHat 6.7 with Apache 2.4.37 I proceeded to upgrade OpenSSL to 1.1.0i following the same steps as I've done on other servers with the same set up, but on this one, somehow, 2 ...
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1answer
36 views

How to enable a product in a subscription of RHEL 7.5?

How can I install a product displayed by the output of subscription-manager list --consumed? Right now, I have only one product installed on my Red Hat Enterprise Linux 7.5. $ sudo subscription-...
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0answers
157 views

Failed to initialize NSS library Centos7

Yum, command not working on centos7. My ssh connection was stopped during yum update. After that, I faced this issue. > error: Failed to initialize NSS library There was a problem importing > ...
2
votes
1answer
37 views

Why does ACCEPT all for all destinations in iptables not allow port 8445?

I have a test server which has the following IPtables configuration: [root@rhel64 /]# iptables --list Chain INPUT (policy ACCEPT) target prot opt source destination ACCEPT all -...
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0answers
24 views

Cannot execute certain commands on SATA3 3.5" external USB disk

I mount a SATA3 3.5" disk with a USB to Sata3 cable. When I connect the disk, my CentOS7 recognize it: $ dmesg -T | grep USB ... [Mon Nov 5 14:38:36 2018] usb 2-5: new SuperSpeed USB device number 3 ...
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1answer
40 views

CentOS 7 rpc_pipefs mount options not persistent after reboot

I'm trying to mount rpc_pipefs with a nodev option. Initially, I tried doing this by editing the /etc/fstab file and adding an entry for it. Tried: sunrpc /var/lib/nfs/rpc_pipefs rpc_pipefs ...
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0answers
36 views

Physical RedHat Enterprise Linux to Virtual (PROXMOX) using CloneZilla fails with error

I am trying to get rid of an old system that I would like to import into my virtual infrastructure. I am using PROXMOX VE 5.2 The source machine is a Lenovo server running a Red Hat Enterprise ...
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2answers
35 views

How can I install VNC Server on Red Hat 7.2 that is not connected to the internet?

I have a 64-bit Red Hat 7.2 server that is isolated from the Internet. I am able to SSH to it easily, as well as transfer files using USB. I downloaded VNC-Server-5.0.5-Linux-x64.rpm and tried to ...
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1answer
43 views

OpenLdap inetOrgPerson object class attribute missing : “middlename”

I have an openLDAP installed on my server. Please refer image below for the details. My OpenLDAP version My issue is that i can't find middlename attribute under inetOrgPerson object class, which is ...
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0answers
26 views

How to fix the issue to start httpd? [duplicate]

ERROR: httpd: Syntax error on line 354 of /etc/httpd/conf/httpd.conf: Cannot load /etc/httpd/modules/mod_jk_apache_2.0.Linux_64.so into server: /etc/httpd/modules/mod_jk_apache_2.0.Linux_64.so: ...
1
vote
1answer
48 views

Custom resolv.conf file

Is there any way I can specify a custom resolv.conf file (instead of /etc/resolv.conf) in RedHat Linux, similar to specifying custom hosts file via export HOSTALIASES=~/my_hosts? I don't have root ...
1
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1answer
32 views

Is 2250 a valid time interval to the shutdown command on CentOS/RedHat?

I need to shut down all machine in a site - on a Sunday. I created a script (at bottom) that will execute the following on each machine, on the preceding Friday: command="hostname ; sudo shutdown -h ...
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0answers
32 views

cman cluser nodes cannot read/write files written by each other

I have a cman cluster where nodes cannot read/write files written by each other. Node 1: [user1@server1~]$ ls -l /path_to_sharedvol/ total 4 -rw-r--r-- 1 user1 user1 26 Oct 18 05:38 common-file Node ...
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1answer
53 views

Update tzdata on RHEL4 with no RPM from RedHat

I have an RHEL4 server with no connectivity to Internet. (Of course, I can scp files into that server from my network). RHEL4 is out of support and RedHat no longer releases tzdata update RPMs for it. ...
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0answers
37 views

How to query custom installed rpm package

Generally, if I need to query an rpm based package I use following commands: rpm -qi package rpm -ql package # to get installed binaries of package rpm -qf path to binary # to get related package ...
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3answers
80 views

How to set password complexity in redhat 7.5?

I am trying to set a password policy complexity on red-hat 7.5. i want that every user that will try to change his password will have to use password with at least - (1 Lower , 1 Upper , 1 Digit , 1 ...
1
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1answer
35 views

Audit file modifications over ssh in linux

I wanted to monitor all the modifications made to a file in a Linux server (Redhat). I made some research and found this auditing tool which I have already installed and configured using following ...
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0answers
10 views

Maillist in openldap addressbook

How can i create a mail list contains multiple email address in openldap? I have an open ldap server on centos 7 with interOrg object class for storing email address of the employee. I tried to ...
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0answers
15 views

Single Device of VolumeGroup randomly written with 4K's

Hopefully this is an answerable question... Imagine following Hardware-Environment: VEEAM (5.5) with SSD ONLY LUNS Serveral Virtual Disks REDHAT 7.3 x (more than 2) Disks as VolumeGroup LUKS-Device ...
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1answer
90 views

auditlog filling up without any rules

I have set up certain audit rules however audit log is filling up with unnecessary events which I don't want to log. is there any way that auditd will log only defined rule-based logs. OS: -Rhel 7.3
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1answer
809 views

SELinux reset root password

Disclaimer: This question is not to solve the problem of changing root password while SELinux is active because there are a lot of guides to solve that already. This is more of how SELinux does that ...
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2answers
50 views

how to filter with grep for hours?

I have the following log file, I want to cut the file with a grep but I only list the content that occurs from hours 7 to 19. Oct 11 05:26:56 cuervo sshd[983]: Server listening on :: port 22. Oct ...
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0answers
35 views

Two versions of apache exist on RHEL simultaneously - how to use only one

I have two versions of httpd on my RHEL 7 instance. One returns the status via systemctl status httpd: ● httpd.service - The Apache HTTP Server Loaded: loaded (/usr/lib/systemd/system/httpd....
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0answers
11 views

Sudo No Password Not Working Correctly - Still Prompts for Password [duplicate]

I'm having some trouble with sudo, getting a user the ability to switch to root without typing a password. I have this entry in sudoers: companyadmin ALL=(ALL) NOPASSWD: ALL But for some ...
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0answers
36 views

Virtual ethernet config file missing in /centos/redhat

I am seeing virtual ethernet files like eth0:1 eth0:2 eth0:3 in "ifconfig -a". How do I find the exact config files related to these virtual ethernets? I am not finding any references in /etc/...
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0answers
39 views

How to install devtoolset on a RHEL without Internet connection?

My RHEL Linux machine has no connection to the Internet. I can only install on it by scp-ing files and using rpm rather than yum. This page ought normally to contain the requisite rpm file or files. ...
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2answers
61 views

Vulnerability scanning in CentOS/Fedora with OpenSCAP

I am trying to work with OSCAP and I want to do vulnerabilities assessment in centos 7, Fedora and RHEL. I found it for RHEL in OpenSCAP site but my question is, Is it possible to do it in CentOS or ...
2
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1answer
64 views

How to share VPN and DHCP server across multiple hosts?

I need to set up a small computer network for what is effectively a satellite office for a business. The small network consists of several workstations and a server. The server machine has two ...
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0answers
18 views

kdump not generating vmcore log

i've a virtualbox Red Hat 7, I installed kdump and configured all necessary kdump.conf: #raw /dev/vg/lv_kdump #ext4 /dev/vg/lv_kdump #ext4 LABEL=/boot #ext4 UUID=03138356-5e61-4ab3-b58e-27507ac41937 ...
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0answers
96 views

Upgraded httpd 2.2 to 2.4, server generated directory index forbidden by options directive

I keep getting the 500 internal error when going to my website's IP address. I haven't set up a domain name for it yet. Upon checking for error's on the apache error log at /var/log/httpd/error_log I ...
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0answers
42 views

httpd 2.4 - Address already in use: AH00072: make_sock: could not bind to address error for any listening port

My RHEL 7.5 has httpd 2.4 installed on it and it serves static pages from /var/www/html properly. However, it is not redirecting to my Django app and I have been troubleshooting the issue. On ...
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0answers
42 views

Updating firmware on an IBM x3850 M2 CentOS

So I recently got my hands on 2 IBM X3850 M2's and thought i should do a firmware update on everything, so I went to the IBM "Fix central" and took notice of that only RHEL or Windows server seemed to ...
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0answers
17 views

How to configure internet gateway for NAT'd VM on KVM?

I'm running the Redhat 7 hypervisor, running KVM. The RHEL hypervisor has internet access. The VM is configured with NAT, not as Bridged, and does not have internet access. How would I configure the ...
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0answers
54 views

Disable Java in LibreOffice

I am working on deploying LibreOffice to RHEL7 workstations, and I need a way to disable LibreOffice's Java settings globally. I refer to Tools -> Options -> LibreOffice/Advanced -> "Use a ...