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400 views

I have servers that keep becoming inactive in RHEL Satellite 5.3

I have lots of RHEL 5 servers subscribed to a Satellite 5.3 server (I know it's all old, not my choice). After I register servers, many of them seem to fall out and become inactive and require ...
1
vote
1answer
2k views

Starting Tomcat 7 as a user - init.d script can't write pid

I want to run Tomcat 7 as a user on CentOS 6. I've created a user tomcat:tomcat and changed the ownership under /var/lib/apache-tomcat* etc... There are lots of docs online on how to do that but I ...
-2
votes
0answers
18 views

When will errata data be published for CentOS like it's done for RHEL? [on hold]

Currently The CentOS project publishes errata on its CentOS Announce mailing list. In order to import this into a package management system (like Katello on The Foreman), one needs to parse the ...
4
votes
1answer
130 views

How can I remove “Red Hat Network Code” from the RedHat?

The question is: How can I remove "Red Hat Network Code" from the system and what this "Network Code" actually is? The background of this question is related to the RedHat subscription as according ...
2
votes
1answer
885 views

clvmd problems during the RHEV cluster deployment

We are deploying Red Hat Enterprise Virtualization cluster and we faced a problem attempting to start clvmd service after the lvm partition creating. The following has been completed successfully: ...
-1
votes
1answer
23 views

How do I automate suppling the network location of the kickstart config file when booting a Redhat variant 7 install iso

When booting a Scientific Linux 7 install iso for example, one could immediately hit tab and add some text to specify the location of the ks.cfg file they would like to use. I would like to automate ...
7
votes
2answers
8k views

How do I authenticate with LDAP via the command line?

The LDAP server is hosted on Solaris. The client is CentOS. OpenLDAP/NSLCD/SSH authentication via LDAP work fine, but I am not able to use the ldapsearch commands to debug LDAP issues. [root@tst-01 ...
1
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0answers
42 views

What can cause an entire Red Hat server to “hang”?

We've got two Red Hat servers which "hangs" at regular intervals. The systems become unresponsive for 20 - 30 seconds, and then return back to "normal". The systems are not virtualized, and runs on ...
-2
votes
0answers
15 views

enable fanotify on oracle redhat linux kernel 2.6.39-400

As a newbie in linux environment, I am trying to install clamav daemon, which is clamd, on oracle redhat linux 6 kernel EUK 2.6.39-400. It needs to have fanotify enabled in the kernel. As I see there ...
53
votes
9answers
105k views

What version of RHEL am I using?

How can I determine from the shell with no privileges what the Red Hat Enterprise Linux version is, for example is it RHEL 4 or RHEL 5.1?
3
votes
1answer
29 views

Integrating FreeIPA or RH IdM in an existing MS AD environment

I want to deploy FreeIPA or Red Hat IdM in my existing environment Currently my domain is managed by MS AD which is controlled by a separate group. Assume that changing anything in MS AD is going to ...
0
votes
0answers
21 views

cron job time managment

I have cron job A and B (both jobs run every minute) from 9.00AM to 6.00PM I like to make the second one run after the first one in 30 second.both cron job should be run by root user. for example if ...
0
votes
0answers
17 views

Firewalld - allowing ICMP in custom zone (centos 7 / redhat 7)

I want to enable ICMP echo-reply in a zone defined by source. I have a zone MONITORING where I want to permit some services like mysql and echo-reply. Permiting services like mysql is simple, but I ...
0
votes
0answers
30 views

Utility to list and modify kernel modules loaded during system startup

How do I list all kernel modules loaded while system startup? Is there a user space utility to list and modify the modules loaded during system startup? I am working on RHEL6 Desktop and RHEL6 ...
4
votes
2answers
226 views

Which Red Hat / CentOS updates should be applied and on what schedule?

I'm subscribed to the CentOS-announce mailing list and I've read the definitions of the various severity tags such as Critical, Important, Moderate, Low, BugFix, etc. but I'm still unclear as to what ...
0
votes
1answer
118 views

Install RAID driver on HP DL380 G9

I'm trying to install RHEL 6.2 on HP DL380 G9, but the I cannot find the storage during the installation. I thought maybe RHEL 6.2 does not support HP P440AR contoller by default, then I go to HP ...
3
votes
2answers
15k views

How-to: add an ISO/DVD of RHEL to the Repository list under Gnome for installing packages

I want to add the original ISO I installed RHEL from as a repository under the Add/Remove Software tool in Gnome. How do I do this? To clarify, I know what I need to do (add a repository) - I need ...
0
votes
3answers
1k views

Cannot perform a PECL installation

I have been trying to do a few PECL installations, but all of them return the same type of error. Something related to timezones? Im running RedHat x86_64 es5. Attempting to install geoip-1.0.7: ...
0
votes
2answers
2k views

“Cannot fork: retry…” error in RH5. Need info on nproc

We had a server effectively go down this morning. SSH access cut out, and at least temporarily network access went down as well. We were able to log in using out-of-band access and were presented with ...
0
votes
2answers
2k views

Install Tomcat7 on EC2

I'm trying to install Tomcat7 on an Amazon EC2 instance, but it doesn't work. Below is the console output: [ec2-user@ip-XXX ~]$ sudo yum install tomcat7 Loaded plugins: amazon-id, rhui-lb, security ...
1
vote
1answer
2k views

Issue with RHEL7 and disabling NetworkManager

Okay community, let's see if we can figure this one out, cause I'm out of answers. Where I work I am setting up a bunch of RedHat Enterprise Linux servers. There is a collection of RHEL6 and RHEL7 ...
12
votes
2answers
5k views

Persistent ip rule on Linux (Redhat)

How can I configure a persistent ip rule on Linux (specifically Redhat based distros)? Is there no built in method? Is my only option adding to /etc/rc.d/rc.local or creating my own rc.d script? ...
2
votes
1answer
20 views

Red Hat 6.6, OpenLDAP, ldaps not responding

I'm having a hard time migrating our openldap installation from Debian to RedHat. Two instances of openldap are running, they have the same configuration, except that one handles ldap: requests, and ...
0
votes
1answer
29 views

Timezone change in RHEL4.9

I wanted to change timezone in my rhel4.9 box from IST to GMT. What steps do i have to follow. And will this require a restart in applications or reboot of the server??
2
votes
1answer
118 views

HeartBleed Openssl update Redhat Enterprise server 6.3

I already update using yum update openssl but still my server is vulnerable. Tried grep 'libssl.*(deleted)' /proc/*/maps and no result as I already restarted the server. Yet, it is still vulnerable. ...
1
vote
1answer
41 views

OpenShift cron does not run

I have the following file [subdomain.rhcloud.com minutely]\> pwd /var/lib/openshift/username/app-root/repo/.openshift/cron/minutely [subdomain.rhcloud.com minutely]\> ls -lha total 4.0K ...
0
votes
1answer
30 views

403 Forbidden Errors on Redhat Server

This is my first time using Amazon EC2. I'm running a server with Apache 2.4.6 and I can't seem to get it working when I access the Public DNS or Elastic IP. The error message I get is: Forbidden You ...
2
votes
2answers
33 views

RHEL sends mail as myhost.localdomain but I don't want the localdomain suffix/FQDN

I have several machines that used to run Ubuntu 10.04. The OS were changed to RHEL7. After the change, programs like cron and mail send mail as myuser@myhost.localdomain whereas on Ubuntu it was ...
0
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0answers
24 views

Openswan malfunction since update

For security reasons i performed and update from a previous version of openswan to U2.6.32/K2.6.18-194.el5 (netkey) Since that moment i've been experiencing constant tunnel drops, i've checked the ...
0
votes
1answer
2k views

Disable all USB devices but keyboard/mouse/flash-drive

For security reasons, I would like to make sure no USB device can be connected to my servers running RHEL3 except keyboards, mice and flash drives. To sum up : What should work : Mouse Keyboard USB ...
1
vote
4answers
2k views

still “httpd dead but subsys locked” even following the fix of some source

Here is what I have tried so far: edit: /etc/sysconfig/httpd PIDFILE=/var/run/httpd.pid edit: /etc/httpd/conf/httpd.conf PidFile /var/run/httpd.pid then killall -9 httpd result: httpd: no ...
0
votes
1answer
878 views

SSH hangs after authentication

When logging in to one of my servers over ssh, it just hangs after authentication. This is the output on the client with -v. OpenSSH_4.3p2, OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008 debug1: Reading ...
-1
votes
1answer
19 views

Yum repos are broken after installing Jenkins

I installed apache and jenkins, now when I run yum commands I get repo errors. I'm new to redhead so I'm struggling to see where I'm going wrong. Heres an example of trying to install git: # yum ...
11
votes
4answers
2k views

Should I avoid putting two SSDs in a RAID1 configuration due to performance degradation?

I have a workstation system that will have two 64GB industrial SSDs, and the plan is to have both disks in a RAID1 configuration for redundancy which is set up in the kickstart. The system will be ...
3
votes
2answers
746 views

Can we set ulimit in /etc/sysconfig/init file to apply the value at boot time

I need to have the ulimit value set at the boot time to all my services. I have values set in /etc/sysconfig/limits.conf but these values are not applicable during the boot time and it takes 1024 as ...
0
votes
0answers
29 views

bash NOT reading .bashrc on RHEL 7 [migrated]

machine A --RHEL 7 and updated. machine B -- RHEL 6 and updated. If I do this on A (RHEL 7) ssh B I get in, like I should, but my .bashrc has NOT been run. This is new behavior to me. I want ...
0
votes
1answer
1k views

what is the simple Command to check password expiry time of an openldap user account

I am running openldap 2.3.43.el5 on RHEL 5.3 I am trying to find a simple command that will tell you when the password for an ldap user will expire, any help would be greatly appreciated.This would ...
1
vote
1answer
134 views

How can I run a CentOS (Red Hat) cluster in degraded mode?

I've installed Red Hat's cluster software on an install of CentOS 6.5, and use it to provide redundant routing from one network to another. This works fine, and I have a pair of boxes providing the ...
4
votes
0answers
55 views

Active Directory: Server 2008 and RHEL 5.10

Apologies if this is a re-post. I've been googling and researching the topic for over three weeks now and I've come up against the same problem over and over again and I haven't managed to get around ...
3
votes
1answer
2k views

Windows 7 Samba issue

We have a strange samba issue affecting only one user. Our samba setup is as follow : Red Hat Enterprise Linux Server release 5.4 (Tikanga) - Samba Server Samba version 3.0.33-3.14.el5 ...
3
votes
2answers
857 views

Serial Over Lan doesn't redirect OS terminal

I'm trying to create a monitoring system for a remote machine using an IPMI Serial Over Lan (SOL) console. The remote OS is RHEL 6, the mobo manufacturer is Supermicro. I've successfully enabled SOL ...
2
votes
1answer
4k views

mount: mount to NFS server 'IPADDRESS' failed: RPC Error: Program not registered

I've got two Redhat5/CentOS systems which share a folder. I'm trying to change the shared folder location, but I ran into this error on the machine on which the folder is mounted... How can I correct ...
-1
votes
1answer
43 views

How to deny a specific user to reboot or shut down with sudo [duplicate]

Hello and thanks for helping me in this question. I just have in /ets/sudoers something like this: # User Aliases User_Alias CLIENT = jhonny CLIENT myserver = ALL. !ADMIN_CMD,!SU I just want deny ...
2
votes
1answer
37 views

How do I specify what PVs are used for mirroring when adding a mirror in LVM to an existing LV?

I've got an existing VG containing a single LV on a RHEL server that consists of a handful of SAN disks. In an effort to migrate the server to a newer SAN, I'd like to mirror the existing storage to ...
2
votes
3answers
59 views

java program out of memory before reaching xmx

On a Redhat CentOS 6.4 are only a few process running, using about 3GB RAM (System has 12GB available). One of the processes is a WSO2ESB Server (java), we start it with those parameters: -Xms2048m ...
0
votes
1answer
1k views

Configure IPTables on KVM host to block guest bridge traffic

I am working on a thesis research project, and I am having some difficulty figuring out how to get iptables (running on the KVM host) to block traffic (or rather, manipulate traffic) destined for a ...
7
votes
2answers
10k views

How do I set the default kernel parameters in CentOS for all existing and future kernels?

I'd like to remove the rhgb and quiet kernel parameters which are used by default when the kernel is booted in CentOS 6, but I want this to apply to all currently installed kernels as well as any ...
-1
votes
0answers
15 views

GFS2 Filesystem without proper cluster

I have a two node RHEL cluster with two nodes. Due to restrictions from our hoster I'm not able to deploy a fully supported RHEL cluster as documented by Red Hat. Mainly I will not be able to setup ...
0
votes
1answer
39 views

How to configure lib path for apache utilities?

I juste installed apxs bin with the httpd24-httpd-devel-2.4.6-16.el6.x86_64 package. I need it to compile PHP with Apache module. When I launch the command apxs --help I get the following error: ...
1
vote
0answers
21 views

How to debug %post with rpmbuild [migrated]

I'm building an RPM that needs to run a number of scripts to configure it after it's been installed to complete the installation. I have to run the scripts in the %post section because the ...