Questions tagged [rhel6]

Red Hat Enterprise Linux version 6 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.

Filter by
Sorted by
Tagged with
1
vote
1answer
25 views

Why is this VirtualHost definition activating when the ServerName doesn't match? [duplicate]

I've got a httpd24 server that I want to use to server multiple domains. I've got a 3 VirtualHost definitions. <VirtualHost *:443> ServerName one.example.com # SSL stuff DocumentRoot "...
0
votes
1answer
30 views

How can I check if I have these XFS metadata scalability improvements on CentOS6?

We seem to be having trouble with some metadata update performance on CentOS6, so I am checking to see if we have the improvements mentioned in this presentation by Dave Chinner: http://xfs.org/...
-2
votes
0answers
17 views

writing logs in /var/adm/utmp vs /var/adm/utmpx

have 2 similar rhel6 servers but they behave different, while one creates login records in /var/adm/utmp, the other logs in /var/adm/utmpx, bot thave the same kernel and grub.conf configuration. We'...
0
votes
1answer
50 views

subscription manager gives compile errors

Kernel version: 2.6.32-696.16.1.el6.x86_64 (RHEL 6.9) command "rhn_register" tells me that the server is already registered. I want to re-register with a different satellite server. Any clue how to ...
2
votes
1answer
36 views

Problems with auto-mounting MDADM-created RAID array and creating RAID device

I'm working on a script that automatically detects new drives that have been added so they can be formatted and turned into a RAID-5 array. I've been able to detect the drives and format them with ...
0
votes
0answers
14 views

Check if the clock speed has changed in a RHEL6 vm

I have a RHEL6 vm running on a vmware-esxi host but no access to the host or vCenter. I need to determine if the hosting provider is using power saving features one such way is to check if CPU Clock ...
0
votes
1answer
25 views

mod_proxy apache httpd 2.2.* . (rhel6) reverse_proxy

I'm trying to migrate a website from on premise to AWS cloud. I want to keep the current site live and test the AWS hosted version as well. The apps pseudo hostname is www.hostname.com to have a ...
0
votes
2answers
155 views

High INACTIVE memory

i usring Oracle Enterprise Linux 6.5 and Oracle Database 11g when i execute "top" show this to me top - 14:08:02 up 5 days, 18:34, 2 users, load average: 0.00, 0.01, 0.05 Tasks: 340 total, 1 ...
0
votes
1answer
421 views

How to make httpd24 (scl) use php >= 7.2 (RHEL 6.10)?

I am fairly new to working with RHEL and I was wondering if it was possible to have an httpd24 instanced installed as a software collection httpd24.x86_64 1.1-18.el6 @rhel-x86_64-server-6-rhscl-...
1
vote
0answers
29 views

pam_access using netgroup for host origin

I would like to be able to use: + : @user_netgroup : @host_netgroup in my access.conf, but this seems to fail due to pam_access not supporting host netgroups. If I substitute an IP or fully ...
0
votes
2answers
80 views

Using /dev/shm folder for pid files on RHEL6/CentOS6?

RHEL7/CentOS7 has a dedicated folder: $XDG_RUNTIME_DIR (e.g. /run/user/1000) for pid files, that folder is a tmpfs. However RHEL6/CentOS6 does not have $XDG_RUNTIME_DIR. RHEL6(also RHEL7) has a ...
1
vote
1answer
743 views

openldap “invalid credentials” trying to authenticate with Active Directory

We have an AD server running and it works for every windows machine on our domain for authentication across many services. We recently brought a RHEL6 machine online and are trying to configure a ...
-1
votes
1answer
56 views

nrpe unit not found when services try to start on linux server

Am trying to run nrpe services in linux server but got this error nrpe unit not found. Please help on this issue
1
vote
1answer
245 views

Why is Nginx only serving the Index mark-up when I use it as a reverse proxy for Nexus 3 Repository Manager?

I am trying to serve a Nexus3 Repo Manager through Nginx reverse proxy, but it only serves the Index mark-up. I have set up Sonatype Nexus 3 Repository manager on an Azure RHEL (SELinux) instance. I ...
0
votes
2answers
394 views

How can I disable the password reset prompt at ssh login for expired password? (RHEL 6.9)

Environment: Red Hat Enterprise Linux Server release 6.9 (Santiago) LDAP provided by Oracle Directory Server running on Solaris How do I turn off the automatic change password prompt when a user ...
2
votes
1answer
2k views

bond slave interfaces not getting the same aggregator id on LACP

I have a bug on some servers where LACP (802.3ad) is not working. I have on all servers a bonding device bond0 with two eth slaves and each interface is plugged on a different swich, and both switches ...
-1
votes
1answer
42 views

Force a specific user or application to user a specific java version

Bear with me, I'm new to sysadmin stuff. We have a server running RHEL 6 (2.6.32). We have a Pentaho application that interacts with the server as a pentaho user, and we have a team user under whose ...
0
votes
1answer
125 views

Do we need to reboot RHEL Servers, after making changes for control-alt-delete override?

We are planning on disabling the RHEL Server reboot triggered by control-alt-delete. for which we are going to follow the Steps mentioned here. However, that link does not say whether we need to ...
1
vote
1answer
243 views

module be2net not loaded with define parameter in /etc/modprobe.d/

I want to load the be2net module with the parameter rx_frag_size set to 4096, the default value being 2048. As specified by the documentation I created a file /etc/modprobe.d/be2net.conf with the ...
1
vote
1answer
2k views

Why do I receive [Errno 14] PYCURL ERROR 7 - “couldn't connect to host” when running yum commands in Red Hat Enterprise Linux and CentOS?

When running yum update, the below error message occurs Loaded plugins: product-id, rhnplugin, security redhat-rhn-satellite-5.5-server-x86_64-6 ...
-1
votes
1answer
275 views

Passwordless SSH Local Port forwarding [closed]

I have setup SSH Local Port forwarding successfully with the below command ssh rex@server-001 -L 0.0.0.0:4122:node-x3:22 Now I am trying to do a passwordless access . For that I am using below ...
0
votes
1answer
78 views

IPv6 configuration missing in interface config file

When I use ifconfig command I get the following output: eth0 Link encap:Ethernet HWaddr 2C:59:E5:49:54:10 inet addr:172.16.128.132 Bcast:172.16.128.255 Mask:255.255.255.128 ...
28
votes
9answers
8k views

How do I use Linux to find unused IP addresses on my network?

I've got access to two computers (A and B) on a network. Both have got a static IP address with a subnet mask of 255.255.255.128 (I checked that a DHCP server was not being used). I want to configure ...
2
votes
1answer
331 views

Is it possible to create a RHEL 6 repo on a RHEL 7 server

I am trying to create a RHEL 6 repository, but since I have a RHEL 7 repository, I was thinking if it is possible to create that repo on the same server. I already have a valid and currently ...
3
votes
2answers
2k views

SSH Local Port forwarding working from localhost only

I can directly access Host A ( 10.100.64.112) from my HomePC but cannot directly access Host B (172.88.3.31) . To access Host B , I need to first ssh to Host A and then to Host B . To directly ...
0
votes
1answer
442 views

SSH hangs on connecting to a specific server

I use ubuntu 14.04 and I connect through SSH to a dozen odd servers both physical machines and virtual ones on the cloud. On one of my servers I used to connect through an RSA Authentication Key, I ...
0
votes
1answer
311 views

Moving Nagios Core to new server (RHEL6 to CentOS 7)

The time has come to migrate our very,very old Nagios Core server on RHEL6 to a new CentOS 7 machine. This old nagios server has been running for several years. I am wondering if all I have to copy ...
0
votes
1answer
257 views

RAID1 mdadm, automatically fail a drive and avoid a read-only file-system?

I am managing a server with two solid state drives configured in mdadm RAID1. The server is running RHEL6 with an ext4 filesystem. This evening the server went offline shortly after nightly backups ...
0
votes
1answer
92 views

OpenSCAP reporting false for RHSA patches on Redhat6 Server x86_64

did OpenSCAP scan initially and was inform of that the server had 16 hits on definitions that require patching. performed yum update and rebooted said server and its reflecting the newer version :2.6....
2
votes
1answer
163 views

RHEL6 NFSv4 client acting like NFSv3?

My understanding is NFSv4 clients should immediately connect to the NFSv4 service on the server, skipping the rpcbind portmapper and mountd service interactions entirely, but I'm seeing my RHEL6 ...
0
votes
1answer
89 views

How to findout if haldaemon is being used or udev in RHEL server?

I am quite confused if hal is really in use or just udev. What I understood: In general, HAL is an abstraction layer that allows an operating system to interact with a hardware device. And daemon ...
0
votes
3answers
413 views

Cannot track down the large size file/direcotry under /root

OS: RHEL 6.9 Problem My file system /dev/mapper/vg_rayruhsso-lv_root that is mounted on / has no available size. # df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/...
1
vote
1answer
255 views

Nagios on RHEL 6 (EPEL package) stopped working after update

The EPEL package for Nagios on RedHat Enterprise Linux 6 has been updated some weeks ago from version 3.4 to version 4.3. The update has been done by a simple yum update command, and nothing indicated ...
1
vote
1answer
43 views

Only allow root to do su specific user

I'm on RHEL 6.8 I have a user "myuser" with sudoer rights and other users with no sudoers rights. Can I only allow root to do a "su myuser" in local ? Thank you
1
vote
1answer
2k views

RHEL, Change Host and Domain Name

I want to change the Hostname and Domain Name of the Server without using yast because in this there is no yast or yast2. So please provide me the command for changes this. I am using Red Hat ...
2
votes
0answers
32 views

Stop Apache Traffic Server from creating config file backups

I've got an installation of Apache Traffic Server running. All is great, except it keeps overwriting my symlinked configuration files! For failover purposes, I've replaced records.config and remap....
1
vote
0answers
69 views

Reset nproc value of root user

Website goes down and apache error log is below: [Sat Dec 09 19:23:22 2017] [alert] (11)Resource temporarily unavailable: setuid: unable to change to uid: 2 [Sat Dec 09 19:23:22 2017] [alert] (11)...
0
votes
1answer
41 views

df reporting incorrect disk utilization

Why df reporting incorrect disk utilization report $ df -h /shareddata Filesystem Size Used Avail Use% Mounted on /dev/mapper/share_vg-lv_shareddata 886G 830G 11G ...
-1
votes
1answer
2k views

IPMI : FATAL: Error inserting ipmi_si

i have a problem with ipmi: i've already install ipmitool, ipmi_devintf, ipmi_msghandler, but when i try to install ipmi_si i receive this message: $ modprobe ipmi_si module FATAL: Error inserting ...
1
vote
1answer
289 views

RHEL6: httpd can't bind to port

We have RHEL 6.5 server which serves as local YUM server and uses httpd for the purpose. It's running on port 6809. And until yesterday it was running fine. One of my colleague was doing some ...
2
votes
0answers
272 views

Exec format Error. cxbf.ko from kernel has no modversions, so it cannot be reused for kernel

OS: Red Hat Enterprise Linux Server release 6.9 (Santiago) I was updating RHEL packages and ended with errors like: ERROR: modinfo: could not open /lib/modules/3.8.13-16.2.1.el6uek.x86_64/extra/cxbf....
0
votes
0answers
689 views

Check if HTTP Methods have been Allowed and Enabled on Localhost

I’m running Apache/2.2.15 (Unix) on a RHEL system. My LAMP is running on localhost. I want to check if the HTTP methods: POST, GET, PUT and DELETE are allowed and enabled. I’ve read that ...
0
votes
0answers
318 views

SELinux prevents NRPE to run properly in RHEL 6.8: Could not complete SSL handshake with

I downloaded nrpe-3.2.0.tar.gz and nagios-plugins-2.2.1.tar.gz, extracted, compiled and installed in a RHEL 6.8 64-bit box. It runs fine when SELinux status is Permissive, but it does not work in ...
0
votes
1answer
64 views

circular dependency for php-json on RHEL 6

I am trying to install php7 on RHEL6. Can not add alternate channel to RHN , so tried downloading all packages from remi repository and then ran following command: [root@MYSERVER php-packages]# yum --...
0
votes
3answers
2k views

Create local repository with all dependencies from rpm

I have a custom rpm given to me by a vendor that has dependencies that are pulled when installed. I need to install this package on a closed network system, so I cannot access the internet to gather ...
2
votes
1answer
6k views

easy_install and pip fail with SSL warnings

I'm looking after some RHEL6 servers and trying to set them up to use an internal PyPi server (proxied by Nexus 3). The problem is that our internal PyPi server is one of several SSL VHosts on the ...
0
votes
1answer
414 views

syslog-ng 3.2.5 server stops receiving data, possibly related to logrotate

I asked this question in Unix & Linux but I think it actually fits better here. Currently, I use the following logrotate.d configuration /var/log/messages { daily compress rotate ...
0
votes
1answer
734 views

Multiple site.pp for the same nodes

I need to write multiple site.pp file for the same hosts. It gives me the following error Error: Could not retrieve catalog from remote server: Error 400 on SERVER: Node 'default' is already defined ...
0
votes
1answer
3k views

Installing python development package on RHEL

I have been trying to install python development package on my red hat machine but not able to find the package any where. My server is a Red Hat Enterprise Linux Server release 6.8 (Santiago)( ...
2
votes
1answer
702 views

Enable NTP with clock slewing on RHEL6

I have a RHEL6 server running an Oracle database. When the server was built, NTP wasn't enabled or configured. My task is to do that without impacting the database. After doing some research, I was ...