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
votes
1answer
24 views
Replacing existing SSL cert on RHEL5/Apache2.2.3
My existing SSL cert is about to expire so I need to replace it with the new one. I have been provided a .cer and .key file. How can I smoothly replace the cert with minimal downtime?
1
vote
0answers
18 views
Spacewalk/Satellite Server - spacewalk-create-channel
I have a Spacewalk installation and I have mirrored the RHEL6 base repo on my server using mrepo.
I created a channel using
spacewalk-create-channel --user=me --server=localhost --version=6 \
...
-1
votes
1answer
15 views
Cron and FTP daemons crashing randomly in RHEL
Not sure where to start in troubleshooting this. I'm not finding anything indicating an issue in ProFTP logs or in /var/log/messages. So I do apologize for not having more information to give.
...
-1
votes
2answers
49 views
su command works without prompting password
I'm on a RHEL server where the su command drops the user into root without prompting for a password. Obviously, this is a pretty big cause for concern which I'd like to fix. I'm not in contact with ...
0
votes
1answer
26 views
Is there a log to see when a user is trying to access file/directory that he doesn't have permission?
My database is failing to replicate and the only clue in the error log is Operation Not Permitted, which I am guessing is file access permission failure either on donar or joiner. Is there any file ...
-2
votes
0answers
27 views
yum install wireshark-gnome [migrated]
I tried using command "yum install wireshark-gnome" to install wireshark on redhat 6.3. And I make sure the network is ok.
But it fails cause by below prompt.
Loaded plugins: product-id, security, ...
0
votes
1answer
51 views
Specifying which network interface to use
Assuming multiple network interfaces (eth0, eth1...), how can I specify which one I would like to use?:
Can I specify per-application which network interface should be used?
Can I specify ...
0
votes
1answer
18 views
Samba authentication of user with wbinfo -a
i setup a RedHat server with samba/kerberos/winbind.
I can retrieve my user and groups with wbinfo -u and wbinfo -g.
BUT in the listings, the name appears like that :
wbinfo -u
DOMAIN+username1
...
-1
votes
2answers
32 views
Which python to use on Enterprise Linux? [closed]
I'm currently learning python and I recently bought a book that goes through Python 3. Where I work we use Red Hat Enterprise Linux, and I've noticed that on RHEL 5 and RHEL 6 the versions of python ...
0
votes
2answers
28 views
Checking yum connectivity from a script?
When there is a problem with access to yum repos (for example if a needed proxy isn't configured), running a command like 'yum update' will wait for a very long time trying lots of different mirrors. ...
-4
votes
0answers
28 views
rhel one server with two ip addresses with different subnet [closed]
I have a RHEL 6 Server. I have 2 ip's, one on the DMZ and another one on another segment. I need to have them communicate thru the IP's (meaning it needs to pass the firewall for the DMZ) but to no ...
-3
votes
1answer
26 views
nfs server v4 without rpcbind [closed]
could somebody tell me why rpcbind is needed as a service (in RHEL) while nfs4 doesn't need it? Can't understand that because everythink (lock,statd, mount) are incorporate into protocol v4. I've lost ...
0
votes
1answer
19 views
yum update if installed, otherwise install
Is there a command to do just that:
if a package is already installed, update it, otherwise install the latest version
For now I'm doing two commands:
yum install mypackage
yum update mypackage
...
1
vote
0answers
12 views
Apache forces Cache-Control: private automatically for HTTPS requests
I'm trying to get browsers to cache assets over HTTPS. I am using MD5 fingerprinting method to allow long-term caching and I have this part working OK.
What doesn't work is setting the Cache-Control ...
0
votes
0answers
36 views
Installing Minor Software Updates [migrated]
On an existing Red Hat Enterprise Linux server, I need to perform software upgrades on Java, Apache and Samba.
I need to install minor updates for each of the above software.
How can I figure out ...
1
vote
1answer
36 views
Enable multicast on dummy interface on startup
I have a dummy interface on a Centos 6.3 machine which I would like to use for multicast traffic. The problem is it does not come up with the MULTICAST option by default; I need to manually add it ...
0
votes
3answers
50 views
Virsh can't connect to ovirt hypervisor
I installed Ovirt and want to add network interface for NAT. So I need to connect to hypervisor by virsh and add nic.
Ovirt installed on my local server, host (ovirt-engine.kvmserver.net) is on the ...
0
votes
0answers
28 views
Redhat cluster not working
I have 2 services "Cache" and "Postgres" running in cluster for 2 linux server nodes:
Member Name ID Status
------ ---- ...
0
votes
0answers
15 views
red hat cluster doesn't migrate on node shutdown [duplicate]
i have 3 node cluster using conga interface . qdisk is working fine.service running is httpd. now when i shutdown a node on which service is running currently it gets fenced and rebooted but my ...
-2
votes
0answers
39 views
Conga cluster node-fencing problems [closed]
I have a three-node cluster created using Conga. Shutting down one node on which services are running gets fenced, but the services don't migrate to another node.
Here's our cluster.conf ...
1
vote
0answers
20 views
High shmmax value in Redhat 6.3
We are using Redhat 6.3 with 30G RAM to host our Postgres server.
The (default) shmmax value is 68,719,476,736
In some forums I have read that having an shmmax value larger than the RAM causes ...
0
votes
1answer
44 views
Why is RHEL 6.4 considered beta/pre-release software?
I'm new to RHEL and am installing 6.4 for the first time.
The installer refers to it as "beta" and "pre-release" software. Why is that? When I downloaded it from the Red Hat website, nothing ...
1
vote
1answer
47 views
Why is raid-check using so little io bandwidth?
Just out of curiosity, we have a RHEL server running software RAID. There's a cronjob which kicks off a raid data check every so often to check the consistency of the array. From my understanding, the ...
0
votes
2answers
42 views
red hat enterprise 6.3 repository for yum via internet
I have installed a red hat enterprise 6.3 from scratch. The machine is surely connected to internet. When I do yum repolist I got 0.
As far as I understood this happens because I didn't activated my ...
0
votes
1answer
28 views
Linux/RHEL Server Down with “xinetd” Alerts?
Suddenly one of my RHEL 6 Server [VM] (serving Apache on it also) went down and when i rebooted it, i saw several of following /var/log/messages as latest before it went down:
May 4 08:16:37 ...
1
vote
1answer
17 views
How to relocate the database directory for Red Hat Directory Server 9.0
I am running RHDS in a VM, but would like to store the data and logs on a separate volume, that is on a SAN. The partition is ext4fs on /sdb1 and is mounted as /data.
I tried many variations of the ...
-1
votes
0answers
14 views
Whm/cpanel on Vmware redhat all in windows 8 [closed]
I've got a successful installation of Cpanel/whm on Vmware workstation and a supported Red Hat Enterprise Server. All of that is running on my Windows 8 system with IIS server.
I've bought a domain ...
0
votes
0answers
19 views
why modprobe -r streams will disconnect you putty?
There is no problem when running modprobe streams, which install the Linux Streams (LiS), while the tty got disconnect and also the screen goes blank when running modprobe -r streams ?
0
votes
0answers
9 views
Creating Glassfish Cluster nodes across different OSes (Windows Server 2008 and Redhat)
Is it possible to create a Glassfish 3.1.2 CE cluster with one node on Windows 2008 and another on Redhat?
0
votes
0answers
25 views
Cobbler import of RHEL6 DVD doesn't seem to create yum repo
I setup cobbler (2.4.0) and imported the RHEL6.4 DVD. It copies all of the packages over to /var/www/cobbler/ks_mirror/RHEL6.4-x86_64. It even runs createrepo and loads the metadata, etc.
So you ...
-1
votes
1answer
28 views
SElinux policy to grant read access to /etc/my.cnf for httpd
How can I modify the SElinux policy to allow httpd to read /etc/my.cnf?
Background: My web application connects to a mysql database. Instead of hardcoding the credentials in the code, they are stored ...
0
votes
2answers
90 views
How to secure channels created with spacewalk-create-channel?
Does spacewalk-create-channel (RHN Satellite) create channels without security updates?
spacewalk-create-channel --user=username --password=password -v 5 -r Server -u U7 -a i386 ...
0
votes
0answers
33 views
Connecting to a Windows 2008 R2 Share using Samba on RHEL
I am trying to connect to a share on a W2k8 R2 server using Samba. The Samba version I am using is samba-3.5.6-86.el6.x86_64 on RHEL.
The odd thing now is that even though I am not able to mount the ...
0
votes
0answers
9 views
RedHat OS upgrade using the Satellite server
I've patched the OS version of RedHat 5.7 without upgrading revs by using the exclude statement in the yum.conf file (i.e exclude=redhat-release-5Server-*). I've also updated a 5.7 server to 5.9 by ...
0
votes
1answer
19 views
Redhat OS upgrade and kernel revision
Is it OK to run RedHat 5.8 off the RedHat 5.9 kernel (version 348) ? This automatically happened when I updated my OS. Do I need to change it back to the correct kernel version in my /etc/grub.conf ...
2
votes
1answer
23 views
Unable to connect to Internet in OEL5 guest even though I can ping machine from host machine
I have Oracle Enterprise Linux 5 as Guest on VirtualBox running on Windows 7 host using Bridged Network.
I have being trying to configure a static IP on OEL5 VM Guest at work, as previously the VMs ...
0
votes
0answers
34 views
What is the difference between spacewalk-clone-by-date and spacewalk-create-channel?
I am working with Red Hat Satellite these days and I still wonder about the difference between spacewalk-clone-by-date and spacewalk-create-channel.
I have created the channels with these commands:
...
0
votes
1answer
28 views
How to find back gnome-terminals (SSH sessions) in GNOME?
I often have tens of gnome-terminals opened when I am working at my CentOS Desktop (Virtual Machine). This can mean I have about 40 open SSH sessions to different servers.
What is the best way to ...
2
votes
1answer
27 views
Setting up CentOS/RHEL virtual on VirtualBox
I have a physical server running Red Hat Enterprise Linux Server release 5.5 (Tikanga). I would like to create a virtual machine (using VirtualBox) with a binary-compatible version of CentOS server as ...
0
votes
1answer
144 views
RHEL 6.4 custom dvd boot issue
I'm creating a custom RHEL 6.4 iso to save myself time while rebuilding standalone hosts.
Before I customize the menus and add the extra kickstart files in I have tried a simple unpack -> repack to ...
0
votes
0answers
37 views
Upgrading RHEL 5.9, php 5.16 to 5.5
I have been tasked with upgrading the php version on a 5.9 RHEL to 5.5 for security reasons.
I Used the remi Repository and sucessfully updated php to 5.5 checked with
php -v
However on ...
1
vote
1answer
79 views
VMWare ESXi: to extend a partition or create a new drive?
Is it better to extend an existing partition or to create a new drive in VMWare ESXi? I'll be using LVM to put the drive in an existing volume group and to extend a SAN mount point. Which would be ...
0
votes
0answers
49 views
How do I set up kvm with static guest ip address in another subnet?
I have setup a bridge which works fine. However when I assign a static address to the kvm guest in another subnet I can't access the internet. How do I solve this?
1
vote
1answer
29 views
Red-Hat Cluster failover notification?
Is there anyway to get a notification / setup a notification mechanizem when the cluster fails over?
0
votes
2answers
36 views
Disk status on Dell Powervault 1200 attached storage?
I have a RHEL box with direct attached storage (Dell Powervault 1200) containing 10 disks in RAID 10. There are two logical volumes set up on the server. I am wondering how to determine the health ...
1
vote
1answer
61 views
postgres updated from 9.1 to 9.2, required database update fails
On going from postgres 9.1 to 9.2, it says that the data bases need to be upgraded so on giving the upgrade command I give and get the following
$ sudo service postgresql upgrade
Stopping postgresql ...
1
vote
2answers
38 views
Start services after network is ready on Red Hat
On ubuntu, to configure a service to start after network is up, you can put a script in your /etc/network/if-up.d/
#!/bin/sh
/etc/init.d/<your service> restart
or something like suggested in:
...
0
votes
0answers
25 views
How to investigate Linux scheduler issues?
I have a Linux server process that should runs multiple threads at close to 100%, each on its own CPU. When I run the process on one server (see [1] below), the CPUs in question appear to stay pegged ...
1
vote
0answers
23 views
multipath -l vs -ll
What system information is multipath -ll reading that multipath -l does not?
From the RHEL DM Multipath Guide
-l Display the current multipath configuration gathered from sysfs
and the device ...
0
votes
1answer
59 views
Is it possible to create a RHEL 5.7 channel based on updated (5.9) RHEL channels in Satellite?
I would however like to kickstart new servers based on RHEL 5.7. Both official Red Hat channels in Satellite are already updated to RHEL 5.9 and RHEL 6.4 though.
Red Hat Enterprise Linux (v. 5 for ...
