Red Hat Enterprise Linux version 5 is a Linux distribution sold by Red Hat, Inc. for the enterprise market.

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2
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1answer
275 views

What could cause *every* command in RHEL to be executed by root?

Recently I was asked to look at a system for a "friend" that left me completely stumped. Their original problem stated to me: They have a RHEL 5.10, gnome desktop fairly typical install They are ...
-1
votes
1answer
525 views

Using a single APC UPS via network switch to gracefully shutdown many servers

Here is my situation. I have 10 Dell servers in my rack with 8 1500VA battery backups. I would like to take 1 of those battery backups and connect it to my network switch and use a software solution ...
0
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2answers
2k 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 ...
2
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0answers
321 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 ...
4
votes
1answer
254 views

How is “kernel.*” syslog spoofing prevented?

I'm finding instances of syslog-ng writing out garbage followed by a blank kernel.emerg line in one of our production environments. Example of one: Dec 21 00:14:56 someserver [syslog-ng.err] Error ...
1
vote
1answer
420 views

NFS mount still connected even after box is disconnected from network

I have a mount between a RHEL 5.6 and a Solaris 6 box acting as the NFS server. My mount options are simply rw,intr. When I disconnect the RHEL linux box from the network I am still able to write ...
4
votes
1answer
3k views

How to monitor NFS load from userland?

Apologies if I'm not using the proper jargon (although I'm a longtime linux user, I'm not an admin) or if this is a FAQ (though searching SE got lots of hits, I didn't see anything quite like this ...
2
votes
1answer
327 views

How to programmatically umount filesystems mounted by autofs?

I have some RHEL systems where I need to disable autofs. What I typically do is run a script on each of these hosts that executes something like this: # /etc/init.d/autofs stop ... # /sbin/chkconfig ...
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0answers
328 views

Clean RHEL5 build from kickstart adds Public IP to /etc/hosts

Our infrastructure has a Kickstart server which can serve up RHEL6 builds with some post-installation scripting that handles customization and configuration. I'm currently in the process of updating ...
1
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0answers
155 views

Built in chroot jail RHEL 5 returns No such file or directory

I need to create a chroot jail on my RHEL5 production server to allow a specific user to work with the less right possible, but with GIT. Here is my system configuration : RHEL 5 : Release 5.10 ...
0
votes
1answer
434 views

Kerberos authentication of Windows clients and Redhat 5.5 with Samba PDC?

I already realize that configure Redhat 5.5 as PDC (Primary Domain Controller), and the clients (Windows XP and Windows 2003) can join the realm. The realm name of Linux server is EXAMPLE.COM. ...
0
votes
1answer
124 views

cron to anacron migration process

I have a script that I want to run nightly on my lab's RHEL 5 and 6 workstations, so I'm deploying the script to each system's /etc/cron.daily/ directory and making it executable there. But some ...
1
vote
0answers
2k views

Username/password for Oracle Linux 5.8 VirtualMachine

I have the Oracle Linux 5 ova (converted to VirtualBox). The documentation I have seen mentions using either root/oracle or oracle/oracle to login. However that is not working. Any references/...
1
vote
1answer
221 views

Wireshark not found after installing RHEL 5.5 [closed]

After installing Wireshark in RHEL 5.5 (32bit) with following command: yum install wireshark Wireshark not found: [root@localhost ~]# wireshark bash: wireshark: command not found What ...
2
votes
1answer
114 views

Multipath path groups

For native RHEL multipathing, what is the difference between having 2 paths in a single path group as opposed to 2 path groups (with same priority) containing 1 path each? Is one preferable to the ...
0
votes
4answers
508 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 ...
1
vote
1answer
1k views

Installing and running apache2.2 and apache2.4 concurrently on same server

We have a need to run Apache 2.2 and Apache 2.4 web servers on the same VM. The need is created by: A requirement to host an Oracle WebGate module, which doesn't support Apache 2.4 (we use the Red ...
1
vote
0answers
260 views

Default owner and setting sticky bit by default

I have a RHEL 5.5 server and want to set up some specific security for a directory: Please note that I am not asking how to do this one time... that has already been done. I want all new ...
1
vote
1answer
90 views

How to increase deletion speed of several folder

I have a script containing about 420k lines of "rm -rf" command like which where generated using a "find" statement. Each pdf's folder is containing between 1 and 30 files (no subfolder). rm -rf /...
2
votes
1answer
241 views

Linux device names: What other non-standard storage device names are there apart from /dev/cciss

This is a question about Linux storage device names on RHEL5 and RHEL6 Most storage devices are accessible using device names /dev/sda, /dev/sdb, etc. By storage device I mean a device that could be ...
3
votes
2answers
70 views

Finding home directory of all users

I'm a software dev suddenly finding myself having to play SysAdmin. Recently, I was given a box previously administered by somebody else, and this SysAdmin kind of just did what he wanted. My ...
2
votes
2answers
2k 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 ...
1
vote
1answer
217 views

What hardware profile tool exists for RHEL 5.x similar to `lscfg` or `system_profiler`?

I am looking for an equivalent tool or command to dump connected hardware (and optionally software) to a text or XML file for documenting system configuration on RHEL 5.8 specifically. I am used to ...
0
votes
1answer
152 views

Cannot perform smartctl self-test after migrating servers from SLES to Scientific Linux

I maintain several Linux servers, that we are in the process of migrating from SUSE Linux Enterprise Server (version 10.4) to Scientific Linux (version 5.9). The six SAS hard drives on each machine ...
3
votes
3answers
301 views

finding kernel space programs [duplicate]

how can we determine %sy process that is Consuming CPU. In the following case there is no netfilter and traffic is under 1 mbps.but still system process are taking too much cpu and cpu usage for ...
7
votes
1answer
873 views

LSI RAID controller errors on DB import - How to troubleshoot?

We're running an import of a database dump on an Oracle system - (RHEL 5.9, 2.6.18-348.6.1.el5). The import does not complete, eventually erroring-out with: ORA-15080: synchronous I/O operation to a ...
1
vote
1answer
1k views

Getting HAPROXY to redirect http to https in users browser session

We are currently using a Internet cloud provider to host our SaaS platform. The platform consists of a Firewall -> Cloud Provider SLB -> -> Apache Web Server -> HAPROXY SLB -> Liferay Platform We ...
1
vote
3answers
121 views

RHEL (say 5.6, kernel 2.6.18-238) with dual IP address (IPv4v6)

So I have a SERVER that that utilizes RHEL's (assume 5.6) underlying kernel for setting up TCP connections and other networking aspects. My deployment need requires that the SERVER have dual IP ...
0
votes
1answer
237 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 ...
1
vote
1answer
3k 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
1answer
60 views

CPU Spikes when Untar'ing File on Virtual Server

I have a RHEL 5.5 on VMWARE running with 64GB Memory. When we untar a file (part of a daily process) the CPU Load sometimes spikes - rendering the server essentially nonresponsive. The disks are ...
0
votes
1answer
316 views

Upgrading ImageMagick RHEL 5 [closed]

We have been using ImageMagick for quite some time with out any trouble. However, today we can across an pdf we were trying to convert into a jpg thumbnail, which would fail: $ convert example.pdf -...
1
vote
3answers
448 views

RHEL 5 blocking outgoing traffic, incoming SSH works, traffic on 2nd interface works, iptables is off

I'm having a strange problem with an RHEL 5 server. I changed its IP address, we are migrating to a new address pool, and something is blocking all outgoing traffic, but I can SSH in on that ...
0
votes
1answer
43 views

RHEL Mail From Address

I have several virtual servers that were cloned from the same original server. Whenever I send mail from them using "mail", the from address shows up as the name from the original server but the ...
1
vote
1answer
547 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 ...
2
votes
1answer
906 views

Caveats when upgrading from RHEL 5.4 to RHEL 6.3 on hundreds of production servers [duplicate]

Possible Duplicate: Caveats when upgrading from Java 6 to Java 7 on hundreds of production servers I am about to upgrade the RHEL version from RHEL 5.4 to RHEL 6.3 in a few hundreds of ...
0
votes
1answer
65 views

Client Side Negotiation

I have -MultiViews set and SSLInsecureNegotation off ( in ifmodule of mod_ssl.c) in Apache. But still vulnerability report says I am vulnerable to client side negotiation and "This server is ...
2
votes
3answers
3k views

Server sending out packets bigger then MTU

I have a server that I am transferring data off of. We were having some problems that were traced back to the fact that the server is sending out jumbo size frames despite the fact that ifconfig is ...
0
votes
1answer
598 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
2answers
234 views

MySql in Bash: Show only errors

Let me first start off by saying I am not an experienced linux user. I am trying to debug a mysql script in linux, however, my issue is that most of the queries are successful so I can not see the ...
1
vote
2answers
719 views

How do I put VMware guest drivers in the initrd?

I am trying to get a Red Hat 5.8 box booting via pxe. The box is a virtual machine on ESX5.0 it has a Paravirtual SCSI Controller and VMXNET3 network driver. Now these drivers do not come default in ...
3
votes
4answers
9k views

ntpdate works, but ntpd can't synchronize

This is in RHEL 5.5. First, ntpdate to the remote host works: $ ntpdate XXX.YYY.4.21 24 Oct 16:01:17 ntpdate[5276]: adjust time server XXX.YYY.4.21 offset 0.027291 sec Second, here are the server ...
1
vote
0answers
662 views

How to Update OpenLDAP version from 2.3.x to 2.4.11 or later based on RPM(RHEL 5) package

I Using RHEL 5 Operating System, I want updating OpenLDAP version from 2.3.x to 2.4.11 or higher, I installed OpenLDAP(v 2.3.x) based on installation package. I have used the following command to ...
0
votes
2answers
170 views

Logging into Linux server gives users 'domain users' for default group can it be changed?

I recently attached a RHEL 5 test box to our active directory server to try and get all of our users to not have to remember so many passowrds. I'm using winbind and samba and everything seems to be ...
1
vote
1answer
2k 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 ...
0
votes
2answers
307 views

VxFS on both Solaris and RHEL?

I'd like to know if VxFS could be used in order to share a volume ( on a SAN mounted using FC) between a RHEL (5 or 6) and Solaris (11) host ? What I'm trying to achive is to shared a volume (from a ...
2
votes
1answer
3k views

Monitor or log directory permission changes?

I'm having an issue with a cPanel shared server running CentOS 5 where a few directories under the public_html folder keep getting changed to 777 from 755. The customer says they are not changing it ...
3
votes
2answers
609 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
1answer
426 views

rpm rollback ignoring rpms - no error output

Issue rpm rollback is not working with a set of repackaged rpms created in the last couple days, but does work with more recent ones. [root@host1 repackage]# ls -l zsh-4.2.6-* -rw-r--r-- 1 root ...
1
vote
2answers
800 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 account ...