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3
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2answers
510 views

setting up rhel 5.x RPM build server for mortal users

My task is to setup a RHEL 5.x build host, that can build RPMs for mortal users. On RHEL 6.x with rpm version 4.8, I have in /usr/lib/macros: # Path to top of build area. %_topdir ...
0
votes
1answer
233 views

How to Running applications automatically when X starts? [closed]

for RHEL5 How to run a script or application automatically after starting X server (after loading level 5)?
0
votes
4answers
5k views

How to uninstall mysql on redhat linux version 5

I have identified the rpm to uninstall which is the following: mysql-5.0.77-4.el5_6.6 I run the following rpm command to uninstall it: rpm -e mysql-5.0.77-4.el5_6.6 Then I receive a dependency ...
1
vote
3answers
6k views

VSFTPD says “500 OOPS: cannot change directory”

As soon as I login with my virtual users in ftp I get "cannot change directoy", I have the following configuration in vsftpd.conf. Please suggest listen=YES anonymous_enable=NO local_enable=YES ...
0
votes
2answers
314 views

Yum, Redhat - Why am I getting 'Name collision between …' errors and how can I fix this?

Every time I try to launch 'yum' I get the following errors: Name collision between kterm kterm Name collision between kterm-color kterm-color Name collision between xterm-nic xterm-nic Name ...
3
votes
2answers
4k views

How to update from RHEL6.1 to RHEL6.2 ,not RHEL6.3

Now I'm using RHEL version 6.1, and would like to update to 6.2. If I use the command , yum update the OS version become 6.3. so I used the command below yum install kernel-2.6.32-220.23.1.el6 ...
2
votes
2answers
152 views

How to assure that Redhat and Ubuntu servers have the same packages and configuration?

I am looking for a way to assure that all Redhat boxes have same packages and configuration. For example, when I add new server, it is configured and the packages installed. Same for Ubuntu. I can ...
0
votes
1answer
737 views

What is the package name to install pam-pwdfile via yum on Red Hat?

I am installing vsftpd and want to create virtual users. I want to have a file and add users to it via htpasswd and use it for authentication.
0
votes
1answer
1k views

CF10 mod_jk.so won't load with RHEL 5.6 and Apache httpd 2.2.3

Does anyone have a solution to this... Running RHEL 5.6, with Apache httpd 2.2.3-65.el5_8 and get this error when trying to start the webserver: httpd: Syntax error on line 445 of ...
3
votes
2answers
5k views

How to install iostat to Red Hat 5, without internet connection?

Title is pretty clear, I have a server which doesn't have an internet connection. So I can't use yum or anything like that. I want to download necessary files with my PC and upload to server via SSH ...
1
vote
2answers
2k views

How do i connect my host browser to my guest web server

I have VMWare workstation 8 installed on a windows 7 machine. I have RedHat Enterprise Linux (RHEL) 6 running as a guest OS under VMWare. I am trying to get my web browser from windows 7 host to ...
1
vote
0answers
35 views

Does redhat have any jdk configuration tools?

Red Hat seems like a very inconvenient environment for java. On other distributions like debian and gentoo there have been system wide config tool for many years. On red hat there's seems to be ...
0
votes
3answers
703 views

Ubuntu vs. Ubuntu Server

I am familiar with ubuntu desktop. What additional features Ubuntu server provides? Is it competitive to high-end servers like RedHat or CentOS?
1
vote
2answers
536 views

Hotplug area too small error

I have VM running under RHEL6, which is running under HyperV. It has a lot of important soft installed, but does not have suffocating workload (~10% CPU is used). It's been really unstable recently ...
1
vote
2answers
3k views

Determine the default character encoding in a RedHat system

How do I determine the default character encoding in a RedHat system using the command line? I just want to know what encoding a Java app would use per default if none is specified
2
votes
2answers
222 views

What are these zero-length files created by Apache in the tmp directory?

Any ideas on why apache (httpd) creates these files in /tmp? I'm on Redhat 5.5 and Apache 2.2, mpm-prefork. -rw-------. 1 apache apache 0 Aug 14 12:46 filec1puD5 -rw-------. 1 apache apache ...
2
votes
1answer
1k views

What is the right place for default gateway in CentOS/RHEL?

As I can see there are 2 places where GATEWAY option could be used in CentOS: /etc/sysconfig/network /etc/sysconfig/network-scripts/ifcfg-* What is the right place for default gateway and what ...
2
votes
1answer
486 views

SSH - sent password / access granted very slow

I wrote a question the other day regarding slow authentication. disabling GSSAPIauth did the trick. However, I am now faced with another issue. When reviewing the PuTTY event logs, i now have ~20 ...
1
vote
2answers
595 views

How can I create an “su” only user (no SSH or SFTP) and limit who can “su” into that account in RHEL5? [duplicate]

Possible Duplicate: How can I allow one user to su to another without allowing root access? We have a user account that our DBAs use (oracle). I do not want to set a password on this ...
0
votes
1answer
411 views

Linux CentOs 2.6.18 Setting locale for cronjobs

I have the problem, that I am trying to automate some Informix database job via the crontab. The job runs fine when done via the command line or processed via the at queue, but not via the crontab. ...
5
votes
3answers
9k views

Adding an existing user to a group with puppet

Is it possible to add an existing user to a group with puppet 2.7.18? We have two modules, each one defines one class : module "user" creates all users, including user foo and user bar. module ...
2
votes
5answers
1k views

How to get server type with dmidecode?

For example I have HP ProLiant DL380 G6. How can I get this information with command dmidecode? or I have to use another command?
2
votes
3answers
2k views

SELinux is preventing Perl CGI script from accessing Oracle libraries

I'm trying to configure SELinux on a Red Hat Enterprise Linux 6.2 web server that runs Apache 2.2.15 and Perl 5.10.1, and connects to remote Oracle databases. The Oracle 11.2g client is installed. The ...
0
votes
1answer
893 views

RHEL 6.3 Mysql Install

I am attempting to install mysql on a server. It's a fresh install of RHEL 6.3. Yet, when I run 'yum install mysql mysql-server, I get the following messages. Loaded plugins: product-id, security, ...
2
votes
2answers
180 views

Production Disk Failure - Lucky it's sunday and out of hours (mdadm raid 5)

I have a production raid array that has hit problems. Luckily when I configured it I assigned a hot spare. Here is what the status looks like now: mdadm --detail /dev/md2 /dev/md2: Version : ...
-1
votes
2answers
920 views

rhel routing without NAT using iptables

I need to set up routing, preferably with iptables, that does no NAT. Basically I will have a number of clients on subnet 192.168.1.0/24 and they need their traffic to go through a gateway, say ...
0
votes
1answer
231 views

how setup automatically permission for the maillog file on redhat

like in the title, I would like to know which file I've to modify to setup the permission on the maillog file as 0644. I know that is a bad practice but I need it otherwise my script fail everytime. ...
1
vote
0answers
458 views

Deciphering IPSEC errors

I have a host I am trying to setup for ipsec. But I am finding some errors in the log that don't make much sense to me. The system are Rhel 5.5 boxes. I followed RHEL's IPSec deployment directions ...
2
votes
4answers
630 views

How to access AoE block device from Redhat Hypervisor

This is the first time I've used Redhat Enterprise Virtualisation Manager & Redhat Hypervisor, after normally going the more home grown approach of a group of Redhat/CentOS KVM hosts. Our SAN ...
0
votes
1answer
32 views

What is the RPMRepository

In several CentOS tutorials, they advise enabling the RPMRepository. I have some questions about this repository. It seems like it's a RedHat repository that CentOS uses as well, since it's based on ...
5
votes
2answers
303 views

Are there any issues migrating from RHEL to CentOS?

I want to migrate off of RHEL 6.3 to CentOS-6 to save in licensing costs. We will mainly be running Java/WebLogic 11g on these boxes. Are there any issues that I should be aware of when migrating from ...
1
vote
2answers
2k views

interrupt coalescing for high bandwidth packet capture?

I have an application which does packet capture from an ethernet card. Once in a while we see packets dropped (we suspect due to the buffer in the network card or kernel being overrun). I am trying ...
3
votes
2answers
2k views

RHEL 5.8 Kerberos Active Directory Windows 2003 Server SP2

I am going nuts here trying to debug a problem. So I need to connect this Linux Box to an AD Domain through Kerberos. here is my krb5.conf: [libdefaults] default_realm=OURDOMAIN.COM ...
0
votes
1answer
152 views

Necessary proxy exception list for RHEL updates

Anyone know if I need to allow more than *.rhn.redhat.com on 443 & 80 via a proxy exception to allow my RHEL servers to go out and grab updates ? Haven't received the hardware yet, but I'm just ...
1
vote
2answers
2k views

RHEL optimization for write-intensive disk operations

What configuration optimizations e.g. disk scheduling algorithms are suggested for a very write intensive setup ?
-1
votes
1answer
782 views

How much RAM do I actually have?

I have a RHEL 3 machine that is part of a VMWare cluster. In VMware mgr Im told the machine has 24Gb of RAM As built it had 8 GB of RAM Looking at /proc/meminfo Im told [root@vmware1 root]# cat ...
0
votes
1answer
136 views

PostgreSQL 9.1 won't restore because “a user is connected”

I'm transferring a database as part of transferring a website. I've not used PostgreSQL before, so assume that I don't know much about it (I primarily use MySQL). We cannot directly connect the ...
4
votes
3answers
786 views

How do I get ec2 Linux instance info while logged-in on the command-line (public dns, AMI, etc.)

I want some way of identifying which instance that I'm on when I ssh into a Linux ec2 instance. I would like to be able to uniquely identify the instance from the command-line and correlate this to ...
2
votes
2answers
2k views

Examining Multiple Ports When Running NetCat (nc)

I am looking to test if specific ports are on a host are open. I am using: nc -z host 22 nc -z host 80 nc -z host 443 nc -z host 8080 which works, but it would be nice to use a one-liner like: nc ...
0
votes
1answer
499 views

Tagged VLAN with Procurve switch and RHEL is not working as expected

I want to configure tagged VLAN on RHEL6 where the ethernet switch involved is a ProCurve one. Now what I did is: I created VLAN interfaces eth0.1001 and eth0.1002 on RHEL6 for server1 and VLAN ...
0
votes
1answer
5k views

RHEL 6 KVM NIC configuration with bonding + vlan + bridge

We are having trouble with our bonded NICs + vlan + bridged network configuration. We have a blade server running RHEL6, and are trying to set up the networking for KVM virtualisation. The blade ...
1
vote
1answer
573 views

How to setup heartbeat for IP fail over on SSH failure

I wonder if anyone can help me, I am trying to setup heartbeat on a redhat 5 to failover an IP address when ssh stops responding on a server. So basically you ssh to a VIP and then get put through ...
13
votes
3answers
2k views

Pros and Cons of a Decentralized Puppet Architecture

We have around 300 RHEL servers that are currently connecting to a Puppetmaster server. However, we have noticed some performance bottlenecks and it is the point of failure in our system. I am ...
3
votes
3answers
635 views

Redundant Linux Servers in Seperate Datacenters

I have 2 CentOS linux servers in separate data centers on each site of the country. These linux machines run a small web sites on Apache with a MySQL backend. There currently is no VPN connectivity ...
1
vote
1answer
493 views

Redhat linux: Slow start of new socket connections

I am having problems with a Red Hat server 2.6.18. The creation of a new TCP socket takes very long - once it is established it is fine. iptables and selinux are disabled - is there any other ...
0
votes
1answer
431 views

Adding static route in Red Hat with machine in different subnet as default gateway

Destination Gateway Genmask Flags Metric Ref Use Iface 10.156.16.0 0.0.0.0 255.255.252.0 U 0 0 0 eth0 168.254.0.0 0.0.0.0 255.255.0.0 ...
2
votes
2answers
1k views

Bugzilla can't install DBD::mysql

Im not at all familiar with anything that I am doing right now... so I am extremely nervous about it. I have some websites running on my server using mysql. I use mysql -v and I get: mysql Ver ...
1
vote
1answer
408 views

yum - find packages in version minimum 'x' in specific repository?

I have configured several repositories on my CentOS 5 box. As an effect, command: yum search nagios outputs just mess - thousands of duplicated packages. To make my life easier I would like for ...
5
votes
3answers
8k views

second ip address on the same interface but on a different subnet

Is it possible in CentOS 5.7 64bit to have a second IP address on one interface (eg. eth0) - alias interface configuration - in a different subnet? Here is the original config for eth0 more ...
31
votes
1answer
7k views

Why are my XFS filesystems suddenly consuming more space and full of sparse files?

I've run XFS filesystems as data/growth partitions for nearly 10 years across various Linux servers. I've noticed a strange phenomenon with recent CentOS/RHEL servers running version 6.2+. Stable ...