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 ...
1
vote
1answer
21 views
Does `mkisofs` modify the boot image and/or boot catalog?
I've been playing around with Kickstart on RHEL 6.2, and that involves re-mastering the install ISO. I've noticed something strange, though. If I issue the following command once (where diskFiles is ...
0
votes
3answers
36 views
Exclude a specific repo from YUM Update
I am doing a system wide yum update on RHEL 5.5 and the IUS EPEL repository is throwing a missing dependency error:
php53-mcrypt-5.3.3-4.ius.el5.x86_64 from installed has depsolving problems
--> ...
0
votes
2answers
44 views
What is the best and simplest option to setup a Linux VIP
I just wondered if anyone could suggest some software and maybe provide example of how to setup a VIP between two servers?
Basically the problem is i want to setup two access servers with a VIP so ...
-1
votes
1answer
35 views
Error on installing Curl in Red Hat
Got this error when i installed curl in my Red Hat Enterprise Linux Server
../lib/.libs/libcurl.so: undefined reference to `ERR_remove_thread_state'
collect2: ld returned 1 exit status
make[2]: ...
2
votes
5answers
359 views
Sabotaging an apache server
Bit of an odd one this. We have a very political management situation brewing and as the developer looking after the interaction with the hosting company, I have been asked to perform a bit of ...
0
votes
0answers
17 views
Fence device for RHEL cluster node on vmware workstation
I have a host with Windows 7. I installed VMware Workstation where I have installed two virtual machines. Each virtual machine is a rhel 6.2 node running clustersuite.
Do you know which fence device ...
2
votes
1answer
32 views
How to install dev packages on a Red Hat server that is not connected to internet?
I'm a programmer and my Linux knowledge is poor. I have to install rrdtools on a server, and i get some warnings about missing libraries. The server has been set up so that whenever I connect to it ...
1
vote
1answer
45 views
Red Hat Kickstart: How do I get a DVD-ROM based install to work?
I'm trying to create a "Magic DVD" that will install and configure RHEL 6.2 just the way we want it the first time, every time.
Here's the process I've been trying to use, just to prove the concept:
...
2
votes
1answer
36 views
enable DNSSEC on workstation
our office servers offer DNSSEC. I've tested this with dig.
how can i use DNSSEC with my RHEL6 workstation? (there is no bind on it...)
is it possible to add trusted keys to the workstation (i.e. in ...
3
votes
1answer
50 views
Best Practices for rotating syslog logs on RHEL with different schedules?
OS:
Running RHEL 5.6.
Situation:
I need to rotate /var/log/messagees on a different schedule than the rest of the syslog logs.
By default syslog logs are rotated weekly based on the ...
2
votes
1answer
35 views
How to turn off SSL certificate verification for RedHat Kickstartfile downloading
I'm using Foreman for RedHat 6.0 booting over ipxe (but that shouldn't matter ;)
The kernel parameters used for booting are:
kernel http://192.168.1.5/dist/rhel/6.0/os/x86_64/images/pxeboot/vmlinuz ...
1
vote
0answers
17 views
Coldfusion installer succeeds, but with no /bin/ directory
I've just tried reinstalling a CF9 server, but the installer finishes with "11 NonFatalErrors", and there is no /cf-root/bin directory.
This means I can't run /cf-root/bin/coldfusion start so I can't ...
1
vote
0answers
31 views
network card failover [closed]
Possible Duplicate:
NIC Active/Passive bonding with priority
I have dell poweredger server with fiber ethernet port and normal ethernet port.
I have to configure same IP on each port
...
0
votes
1answer
27 views
vfw.h no longer present on RHEL 4.8?
I maintain an application which relies on vfw. Unfortunately, I am not able to remove this deprecated video encoding mechanism at this time. My application compiles fine on Windows, but on RHEL 4.8 it ...
0
votes
1answer
18 views
Install MySQL to Linux
Can you give me a good source of Step by Step guide on how to install/Configure MySQL to Linux Red Hat?
I`m currently trying to learn on how to use Red Hat.
Please Help me.
Thank you.
1
vote
1answer
86 views
centos/redhat: change open files ulimit without reboot?
The hard limit of the number of open files is set to 1024 on my machine.
I changed /etc/security/limits.conf and added 'idror hard nofile 65000'.
In my shell I tried ulimit -n 65000. I get ...
0
votes
1answer
65 views
Building Python3 on a redhat 5 machine
I am trying to build Python3 on a RHEL 5.7 machine, I successful managed to build Python 3.2.2, with :
# Install required build dependencies
yum install openssl-devel bzip2-devel expat-devel ...
0
votes
1answer
20 views
ngnix on amazon ec2 instance which has RedHat 4.4.4-13?
I have an ec2 instance running on amazon which has AMI(ami-1b814f72).Its running RedHat 4.4.4-13 version.
I want to install ngnix and gunicorn on with django. According to ngnix ...
0
votes
0answers
17 views
WERR_ACCESS_DENIED - While rebooting Windows with Linux over LAN
We recently lost one of our Windows 2K8 servers while switching from Static to DHCP after a DHCP release command was inadvertently called. The server was still active but we were no longer aware of ...
0
votes
0answers
49 views
High io usage and server hang
I have 3 dedicated server all with software raid-1 sata, centos or cloudlinux and cpanel.
To all of them the last 10 days or so during cpanel incremental backup server has high io usage and hangs out.
...
3
votes
2answers
82 views
“open files” ulimit: controlling via limits.conf
I'm banging my head on this, and I can't understand why it's not working. I'm hoping that someone can shed light on this, or failing that, give me some suggestions for avenues of investigation.
I've ...
0
votes
1answer
20 views
RedHat RHEL5.3 update DNS entry point of Windows 2003 domain on Debian style
I'm back today, because I can't do a trick that is simple to do on Debian.
Indeed, I'm using a RHEL 5.3 server as a DHCP client on Windows Domain.
To be able to correctly reach it form my windows ...
3
votes
0answers
55 views
apache/httpd responds slower under EL6.1 than EL5.6 (centos)
I've read through other threads on performance differences between RHEL6 and RHEL5, but none seem a tight match to mine.
My issue manifests itself in slightly slower average response time (20ms) per ...
0
votes
1answer
43 views
RHEL/Apache - meaning of WCHAN=“semtim”
What is the meaning of WCHAN="semtim"?
ps -ylC httpd
S UID PID PPID C PRI NI RSS SZ WCHAN TTY TIME CMD
S 0 25330 1 0 78 0 16168 170563 - ? 00:00:14 httpd
R ...
8
votes
1answer
142 views
Deploy internal CA to linux clients
I have a large number of workstations that run RedHat Enterprise Linux 5 and 6. I'd like to deploy our new internal CA (Active Directory) to these machines. I can manually import the certificate ...
3
votes
2answers
273 views
What is the difference between RHEV and oVirt?
When I read the wikipedia articles about RHEV and oVirt, I can't really figure out why Red Hat have both projects, as they seam to solve the same problem?
http://en.wikipedia.org/wiki/RHEV
...
0
votes
1answer
52 views
what is the difference between Redhat Virtual Storage Appliance and GlusterFS?
GlusterFS still offers the open source software. But since Redhat has re-branded GlusterFS as Redhat Virtual Storage Appliance, I am confused about what will be good for production environment.
Is ...
-2
votes
3answers
43 views
How do I change the year in Unix?
I've looked at the man page for "date" and I can't figure out how to change the year. I know there is some string you need to create to describe the date format but how do I use that?
0
votes
2answers
76 views
How to install Phusion Passenger using RVM on Rackspace server?
I am getting ready to start hosting my own Ruby applications. I already have RVM installed on my production server. Now I would like to install Passenger.
I have Ruby 1.9.2 set as the default. I ...
-1
votes
1answer
34 views
%files section in building rpm from source using Red Hat package Manager
I am creating customized rpm through source. I want to know what is the use of %files section.
These are the files that rpm will include in the package or it needs these files for rpm creation ...
0
votes
0answers
61 views
Apache randomly fails to restart (port 80 in use) .. Probably cron related?
So this started happening for no apparent reason on a RHEL5 server running Plesk 10. I woke up one morning to find all the sites hosted on this box were offline. I SSH'd in and restarted httpd -
...
1
vote
1answer
55 views
Redhat Linux Kernel what does GA mean?
When Redhat release a new major version such as 5.3, 5.4,5.5 .. the kernels seem to be referenced as GA , what does GA stand for ?
example in this info doc
...
1
vote
1answer
82 views
Yum issues after upgrading MySQL from 5.0 to 5.5 on RHEL
I'm running RHEL 5.6 and trying to upgrade MySQL from 5.0 to 5.5. I ran sudo yum remove mysql* to remove all the existing MySQL-related packages.
Then I installed MySQL 5.5 packages:
$ sudo yum ...
0
votes
0answers
32 views
getting permission denied while running ./configure on changed source
I want to create a package that contains my apllication specific file replacing the original one and so that when the package is installed we do not have to do the settings manually. I am trying to do ...
0
votes
1answer
29 views
delete all files on all nodes on a RedHat cluster?
I am developing a program that runs on a cluster and writes a lot of short bits. First, it outputs to the node's scratch directory; when it is done, it rsyncs the files to a hard drive and then ...
0
votes
2answers
60 views
getting permission denied while creating rpm through rpm package manager on RHEL 5.3
I am trying to create rpm through rpm package manager. Following is my spec file:
**# This is a spec file for openldappkg**
%define _topdir /osp/rpmBuildOpenLdap
%define name openldap
%define ...
3
votes
3answers
57 views
Is there a way to build rpm's and deb's on the same system
I have a large Java enterprise application that is required to output rpm and deb packages.
Currently this means that we build the application on two different boxes, one with CentOS and the other ...
0
votes
2answers
29 views
What is the difference between starting slapd through service and slapd command?
What is the difference between running slapd using
service slapd start
OR
slapd
?
How can I pass options to the service slapd start command, like slapd -h ldap:// -f salpd.conf?
Thanks.
0
votes
4answers
64 views
How to know which berkley db openldap is refering to?
I have two berkeley dbs installed on the RHEL 5.3. Now, I am confused that which one openldap is referring as its backend.
Following is the slapd.conf:
include ...
0
votes
1answer
34 views
Creating a Sub-User for Main User | Linux | Permissions
I am trying to find out how to create ssh users that can work inside my sites directories but not have complete access except for the folders I specify.
The only issue is that I need the sub-users ...
0
votes
1answer
64 views
Apache Settings | Optimization Advice
I was hoping to get some expert advice on the best settings for apache.
Currently our site operates the following way.
User Request the page with low resolution images.
The page loads quickly and ...
0
votes
1answer
66 views
slapd not running
I am new to Red Hat Enterprise Linux 5.3(Tikanga) as well as to open ldap.As openldap comes by default with the red hat.So i have installed berkeley database db-5.3.15.tar.gz
Version of already ...
0
votes
1answer
53 views
Does the server hostname need to match the domain name of the email address you are sending from? Does the hostname need to be verifiable with DNS?
I am trying to diagnose why email won't send from a new RHEL v5.8 server. Sendmail is up and running, but everything is stuck in the queue (confirmed with mailq) with connection timed out errors.
If ...
1
vote
0answers
76 views
How can I configure permanent arp entries on Red Hat Enterprise Linux?
I'm configuring a Red Hat Linux server which will be sending UDP packets out but never receiving ARP responses. So a static ARP entry is required.
The obvious way to do this is.
arp -s 10.0.0.1 ...
3
votes
1answer
104 views
Will 'yum remove mysql-server' remove the databases as well?
I need to update RHEL 5.8 from MySQL 5.1 to the new MySQL 5.5. I have installed the REMI rpm, but I get a long list of package conflicts when trying to upgrade MySQL that way.
I think I need to ...
0
votes
1answer
97 views
Error installing ImageMagick PHP using PECL on RedHat
I'm trying to install ImageMagick PHP on a Plesk server (RedHat) and I get this error.
Please provide the prefix of Imagemagick installation [autodetect] :
building in ...
0
votes
1answer
61 views
How to increase filesystem size in RHEL v5.8?
Below is the partial output from the df -h command. Notice /var is setup as its own filesystem but has reached 100% of its 2GB size.
How can I increase the size of the /dev/mapper/rootVG-var file ...
1
vote
1answer
38 views
Alias Entry in /etc/passwd file
On my desktop machine, my account is david, but on my servers it's dweintra. This means whenever I use scp I have to do this:
$ scp some.file dweintra@app05:
and
$ ssh dweinta@app05
I'd like to ...
0
votes
0answers
35 views
Linux redhat: error on https configuration
I have enabled https. When I am browsing to a secure page in Firefox I receive the following error message:
Your browser sent a request that this server could not understand.
Request header field is ...
3
votes
3answers
67 views
Local and remote servers with different Linux distros?
I'm running a remote web server on Red Hat Enterprise Linux and want to host a local server with a copy of my LAMP web applications for in-house development. Is there any reason that I would need to ...
