3
votes
2answers
37 views

Changing GRUB configuration to “single” not working in RHEL

I am using RHEL 5.10. I have mistakenly deleted /etc/passwd file in my server (though I have the backup). I'm just trying to get into single user mode by typing single at the end of the kernel line ...
0
votes
1answer
27 views

Is there a max length to java_opts arguments on a tomcat process

We have a tomcat startup script with a java_opts that contains a fairly lengthy (around 14 hosts) entry for -Dhttp.nonProxyHosts, I've noticed that although tomcat appears to start properly, entries ...
1
vote
2answers
205 views

LVM: Duplicate VG name VolGroup00

I'm on a server that shows a duplicate VG name. How can I rename one of these VolGroups to get rid of this conflict? [root@dev-server dev]# lvs WARNING: Duplicate VG name VolGroup00: ...
0
votes
1answer
61 views

RHEL5: htop shows empty command-column

When issue the command htop on my RHEL5 box I get a normal view, however when I scroll down I have several "blank" command ranges as can be seen here: Can someone explain me how this ...
0
votes
1answer
103 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 ...
0
votes
0answers
26 views

Which files are updated when I use gdmsetup to configure remote XDMCP?

I am configuring my RHEL 5.6 box to use XDMCP and following some pretty straightforward instructions to do this using gdmsetup. XDMCP seems to be working just fine but my problem is I need to be able ...
2
votes
0answers
123 views

Set Linux GID based on LDAP OU in ldap.conf

In our company we have a given LDAP Server, which represents the Users of our Windows Active Directory. Unfortunately the gidNumber sent to the LDAP client is always containing the Value "1001" for ...
0
votes
0answers
36 views

Keepalived process not listening to advertisement

I have a keeplived setup working on RHEL 5.5 working file. Below is strace of keepalived master, which is reading advertisements off the network and sends its advertisement to the network. ...
0
votes
4answers
164 views

Unable to change default route-Rhel 5.9

am trying to change default to route to eth2 my present rout -n o/p-- Destination Gateway Genmask Flags Metric Ref Use Iface 10.235.4.0 * 255.255.255.0 U ...
2
votes
2answers
369 views

svnserve seems to write files as root. How can I give access to the same repository via svnserve and apache?

The aim is to set up subversion with both svnserve and apache/webdav access. When users commit via http/apache, files are written to the filesystem and belong to apache user. When users commit via ...
0
votes
0answers
61 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 ...
0
votes
1answer
111 views

Why does Satellite need a kickstartable distribution for cloned channels, but not on the official main Red Hat Channel?

I have been using Satellite for a while now and I am able to kickstart machines directly from the official main RH channels Red Hat Enterprise Linux (v. 5 for 64-bit x86_64) Red Hat Enterprise Linux ...
0
votes
1answer
837 views

What to do with subscription-manager in a Red Hat Network Satellite environment?

Yum commands all give the following error message: Unable to read consumer identity It seems however that subscription-manager plugin should be disabled if I use RHN/Satellite? What to do after ...
0
votes
0answers
147 views

Read-Only User Account, for troubleshooting, with enough privileges to run normal monitoring programs

How can we create a user account on RHEL(or other Linux OSes) such that the user Has complete read access to everything on the system (except password files, of course) Has no write privilege at all ...
1
vote
1answer
256 views

RHEL 5.8 LDAP pam_groupdn customisation

I have a given LDAP-Server I want to use for User Authentication on my Red Hat Enterprise Linux 5.8 Server. I got the connection to the LDAP-Server working and I'm able to Login to the Linux Server by ...
0
votes
1answer
274 views

Ganglia web generating “error collecting ganglia data (:): fsockopen error”

Now, I'm trying to install a new ganglia-web interface to replace an older one. Google searching on the error got me a lot, but none of it helps. One large distinction I note is that Google usually ...
1
vote
1answer
962 views

Incorrect MIME type - pulling my hair out

I have a problem with CSS files being incorrectly marked text/html by Apache. The file type is mismatched in the browser, and is ignored causing display failures. I'm using Apache 2.2.3 on a RHEL 5 ...
3
votes
2answers
420 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 ...
1
vote
2answers
423 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 ...
1
vote
0answers
283 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
2answers
206 views

Mod_Perl Install Error

I am installing software and one of the dependencies is mod_perl, when i run #perl Makefile.PL I receive this error: ***** WARNING ***** Your Perl is configured to link against libgdbm, but ...
2
votes
1answer
532 views

NFS mount mounted inside another NFS mount disappears randomly

I have quite an odd issue where my nested NFS mounts just disappear randomly from time to time. The fstab entries look somewhat like this: nfs:/home /home nfs ...
0
votes
0answers
73 views

samhain corrupt record in the file signature database

in RHEL 5 server running as a guest in ESXi 4, we installed ESXi patches and then installed vmware tools update. when I run samhain -t update --foreground i get: there is a corrupt record in the ...
3
votes
3answers
6k 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 --> ...
1
vote
0answers
560 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 - ...
2
votes
2answers
969 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 ...
0
votes
2answers
3k views

RHEL server Yum dependencies not working

I have a redhat server that isnt resolving dependencies correctly. I want to install httpd via yum "yum install httpd" and it installs correctly, but when i go to start httpd I get the following ...
0
votes
1answer
1k views

Is it possible to just update Java through YUM on a licensed RHEL5?

RHEL 5.6 64 bit running: Java(TM) SE Runtime Environment (build 1.6.0_27-b07) Java HotSpot(TM) 64-Bit Server VM (build 20.2-b06, mixed mode) Can I update this with the latest build 29 using yum? ...
1
vote
1answer
293 views

Strange files in /tmp/

I have never seen this files in RedHat before. /tmp/orbit-root /tmp/ssh-KEskO14981/agent.14981 /tmp/keyring-OuVrZn/sock What could it be?
0
votes
2answers
2k views

Redirecting Syslog events from RHEL 6 to RHEL 5: is it possible to provide with the same event format?

For some reasons, we redirect syslog events from RHEL 6 (with rsyslog) to RHEL 5 (with syslogd). On RHEL 6 in rsyslog.conf: *.* @10.30.46.211 On RHEL 5 in /etc/sysconfig/syslog: ...
0
votes
2answers
623 views

After applying patches and rebooting, RHEL 5.3 hangs on udev

I suspect that one of the packages in the last system updated is causing problems with the system rebooting. When I reboot, the server hangs on udev. Here are a list of the updates that preceeded ...
1
vote
4answers
939 views

RHEL5 Run script on Server's first boot

How can I run a script on the first book of my rhel 5 server after install. I am using post kickstart tasks to create a script and I'd like to run it the first time the server boots. How can I do ...
1
vote
1answer
551 views

Finding the LVM root volume while in the Grub 0.95 CLI without access to the grub.conf file

If I have my root device is a LVM logical volume, how can I figure out the path via the Grub CLI without access to the original grub.conf file? This is for use in the kernel command's root and ...
13
votes
2answers
27k views

Upgrade CentOS 5.x to CentOS 6.x - tips and techniques

Now that CentOS 6.0 is making its way to the various mirror sites, I wanted to solicit opinions on the upgrade process. In working with the commercial RedHat 5.6 and 6.x distributions for the past few ...
2
votes
1answer
322 views

Is “yum groupinstall” compatible with Red Hat Network?

On CentOS 5, I run yum groupinstall "Development Libraries" to install the commonly used development libraries. Can I use the same command on a RHEL5 server with RHN? Is the "Development Libraries" ...
7
votes
1answer
4k views

CentOS 5 - realtime patch

Where can I download precompiled CentOS 5 kernel including realtime patch? Or I need to compile it myself (if yes, how to do that)?
2
votes
2answers
567 views

OCFS2 updating procedures

We plan to use OCFS2 in a project running Red Hat Enterprise Linux (RHEL) 5.6 because we found OCFS2 to be much simpler to set up than GFS. I am, however, worried about the upgrade process since I ...
0
votes
1answer
242 views

Prevent dot-release upgrade of RHEL while still patching flaws

I am running RHEL 5.4, and cannot update to 5.5 or 5.6 because of a restriction by the vendor of a software package I need to run on the server. However, it seems that most of the tools that manage ...
1
vote
2answers
267 views

Odd behaviour of gettimeofday on RHEL5 server

I'm experiencing very odd behaviour from Time::HiRes on RHEL5. Since Time::HiRes is in the Perl standard installation, and is basically a wrapper around the gettimeofday system call, I'm inclined to ...
4
votes
1answer
1k views

Need to Migrate Xen DomU to VMWare ESXi - RHEL 5.3/ESXi 4.1

I've seen plenty of posts outlining the process of converting VMware Linux serves to RHEL Xen (not xenserver) but nothing much has helped me go the other way. I've tried a number of things including ...
1
vote
3answers
220 views

Simplest way to expose UNIX mailboxes via IMAP or POP3 on RHEL 5.6

We've got a web server running RedHat Enterprise Linux 5.6, and it has all the usual local UNIX mailboxes. As is typical, the root mailbox gets all the cron output, logwatch results, etc. I'd like an ...
0
votes
3answers
882 views

Red Hat 5.4 slow processing

I'm running Red Hat Linux 5.4 on HP DL580 server with 16 processors and 64 GB of RAM. I'm connecting to the server remotely through SSH. after entering the password, it takes time to return the ...
0
votes
2answers
619 views

Xen P2V for large physical hosts with much free space

I need to P2V a rhel5 machine to xen under rhel5. I know I can use dd if=/dev/sda then using virt-install --import on the host, but the downside of this is the original machine has 80% free space on ...
1
vote
2answers
465 views

Remove some junk characters from server console log

Please look in to the picture,here am trying to open(with vi editor) my server console log file(around 100MB) and it takes more than two minutes to open with so many special characters.after deleting ...
1
vote
5answers
284 views

How can I modify path of a user with no home folder?

I have a user on my RHEL5 system whose home folder is /tmp. This user is for running some monitoring tasks, it doesn't represent a human being. What are the options for modifying this user's PATH ...
1
vote
1answer
573 views

Normal user can run command on one machine but must be root on another, how do I remove this restriction?

I have two machines. On one, a non-root user can run ethtool and gets output, on the other machine the same user gets sh: ethtool: command not found. If I sudo su - to be root, then ethtool is indeed ...
1
vote
1answer
1k views

What's the preferred way of upgrading CentOS 5.5 to use the latest stable release of gcc?

Seems that gcc on CentOS 5.5 is a few versions behind the latest, which has some optimizations that I would seriously welcome. What is the best practice for installing and upgrading gcc?
0
votes
5answers
3k views

How to make a clone of a HD using RHEL 5.4?

We're using RHEL 5.4 and need to clone some hard drives. What would be a good (or "correct") way to do this? I'd like to avoid using dd if I can, since that's somewhat slow. (If that's the only ...
0
votes
1answer
302 views

Guide to setting up a RHEL5 dedicated web-server for a LAMP website?

I'm setting up a dedicated webserver which will host just one website, ours, which runs on PHP/MYSQL. What all steps should I undertake to make sure everything is configured properly? Is there a ...
1
vote
2answers
669 views

Connecting to a Yum Repo on RHEL5

When I run a yum update I get the following error yum update Gathering header information file(s) from server(s) Server: Red Hat Enterprise 5Server - RPMforge.net - dag retrygrab() failed for: ...