Red Hat Enterprise Linux (RHEL) is a commercially supported Linux distribution.
2
votes
1answer
133 views
Why are the timestamps on files so old on my newly installed system?
I installed the Red Hat Enterprise Linux 5.6 on a client system today. If it is of any concern, it's running on the bare metal. After the installation was completed, I did ls -ltr / and it showed a ...
3
votes
4answers
838 views
What is the easiest way to tell RHEL5 from RHEL6 in a bash script?
I work in an environment where we are slowly transitioning machines from Red Hat Enterprise Linux 5 to RHEL 6.
I need some of my scripts to do something subtly different on RHEL6 machines to what is ...
1
vote
2answers
134 views
Tracing RHEL system hack
I have an RHEL 5.7 installation in the lab and someone changed the root password (either by linux single or some other mode). I would like to identify how was it done and basically be able to identify ...
1
vote
3answers
110 views
open a already running process
I have 64-bit RHEL 2.6.18-238.el5 running. I access the machine through vpn. I started an application via terminal and while application was running there was disconnection in vpn which closed my ...
2
votes
2answers
137 views
How do I rename multiple files [duplicate]
Possible Duplicate:
How can I rename a lot of files using a regex?
I've got some files named
abc-10.5.3.1-1.x86_64.rpm
abc-compiler-10.5.3.1-1.x86_64.rpm
abc-10.5.3.1-6.x86_64.rpm
...
0
votes
1answer
305 views
How to vgscan in RHEL 5.8 rescue mode?
I want to increase the journaling size of an EXT3 FS: /var.
I booted up a RHEL 5.8 DVD, and tried the "linux rescue" mode.
The problem is that the original install that has the mentioned /var FS is ...
1
vote
2answers
94 views
Missing float function in awk on RHEL 5.8
Why is float missing in awk on my RHEL 5.8? Was it replaced by some other function?
On Solaris:
echo "Foampile=123" | awk -F"=" '{ print float($2) "<->" $1 }'
returns
123<->Foampile
...
2
votes
1answer
73 views
How can I list my `at` jobs by date?
I am using
atq
command, but I need to list my at jobs by date.
How is that possible ?
0
votes
2answers
415 views
“system-config-network-tui &” doesn't work
When I try to edit or assign the IP using this command:
system-config-network-tui &
Terminal opens a console which is uncontrollable, just like this:
This happens on CentOS and Red Hat.
6
votes
2answers
273 views
How to choose LUKS encryption when installing RHEL 6?
With the default RHEL 6 installer, how can I choose the LUKS encryption?
Afaik if I prepare the disk like
cryptsetup luksFormat -c cast5-cbc-plain -s 128 /dev/$DEVICE
could be the "fastest" ...
1
vote
0answers
28 views
Time Machine Server on Fedora [duplicate]
Possible Duplicate:
How can I (and should I) use my Linux file server as a Time Machine backup server for my Macs?
I was just wondering if anyone knew how to/or knew of a good guide to ...
1
vote
2answers
197 views
Synchronize the files from One folder of a Server to other
I need a script in which Files of One server will be copied to other folder of another server ONLY AND ONLY IF the file on SOURCE SERVER file doesn't exist on DESTINATION SERVER.
Further Detail
...
1
vote
0answers
90 views
Negative hdd usage. Available is larger than fullsize
Having issues with space accounting of lvm volume. 23G is available. But the full size of the partition is 20G. (So, it shows "-4.1G used" 0_O)
> df -h
Filesystem Size Used Avail Use% ...
7
votes
4answers
254 views
What distro is the most similar to RHEL 5?
I'm trying to get used to work with linux for a new job, where I will be using RHEL 5, but right now don't have $179 to buy the workstation version from Red Hat store.
What free distro would be the ...
0
votes
1answer
525 views
Starting Udev hangs at boot
We have One SuperMicro server and on that we installed RHEL 5.6 64 bit but after installation it hangs at STARTING UDEV .
Any ideas what is stopping it to start and proceed.
0
votes
1answer
224 views
How to change the Name of Logical volume in Volume group
I created an LVM and inside that i created Volume Group and within it created Logical Volume and given the mount point /u001/app/pracle I named it wrong instead of ORACLE i it should have been typed ...
0
votes
3answers
84 views
File Privileges
There is one user Lets call him B and he needs access Just to Read the File MEANS READ ACCESS and that file is own by another user A .
How can I grant access to user A's file to User B.
0
votes
1answer
184 views
how to have root partition LVM for RHEL 5.8 64 bit on AWS EC2
I am new to this and I have to create a RHEL 5.8 Amazon Machine Image (AMI) in which the root partition should be a logical volume. I know how to create a data partition as a logical volume but am not ...
1
vote
1answer
79 views
How to generate SELinux policies based on logs?
Afaik there is a solution/software that can automatically generate SELinux policies based on logfiles. I just don't know the name of the software/method that can do this..
2
votes
1answer
459 views
How to configure SELinux using samba? Scientific Linux?
when I'm trying to mount a read-only samba share, then I get this messages on the samba server (and timeout on client side)
Nov 5 18:45:49 localhost kernel: type=1400 audit(1352137549.469:17): avc: ...
-1
votes
1answer
336 views
rc.status equivalent in Redhat
I need to have rc.status file in RedHat Linux, to install one software(java app). Is there any way to enable it on RedHat? Or is there an equivalent on RedHat?
1
vote
1answer
57 views
ServeRAID error in syslog, is it important?
I was checking the logs in server when i came across this message.
Nov 4 12:52:05 SERVERNAME ServeRAID Manager Agent: [338] Periodic scan
found one or more critical logical drives: controller 1. ...
1
vote
1answer
234 views
How can I configure postfix smtp per user?
I have previously used msmtp as my MDA. msmtp has a configuration file with username and password of the outgoing smtp server (eg gmail) stored in my home directory. I've recently changed ...
0
votes
1answer
558 views
How can I make the NetworkManager work?
I am running a version of RHCE6 on my laptop, and lately I've been trying various stuff about network configuration through command line. Last night, I tried removing the NetworkManager using "yum ...
0
votes
2answers
112 views
Copy files from source machine to LiveCD
I'm working on distributing a version of Fedora to our internal development team using Live CD. There are certain files I would like to copy to the live cd that are not:
part of an RPM or
going to ...
2
votes
2answers
147 views
Set internet connection order or preference
I have SL 6.3 installed on two machines.
Machine A is a workstation and has two interface eth0 and wlan0. Using eth0, it is connected to Machine B (public facing server) with static IP address. Both ...
2
votes
1answer
371 views
Fast encryption for home directory with Scientific Linux (ala' RedHat)
I have a T61 with C2D T7300 CPU/4 GByte RAM. I has SL 6.3 on it, and I ticked the encrypt VG during install. If I start a "normal" windows xp on it, its ~slow.. so.. I need a little performance boost ...
0
votes
0answers
285 views
Changes made to ifcfg-wlan0 doesn't seem to make a difference
I am running RHEL6 on my laptop. The wireless adapter configuration file ifcfg-wlan0 didn't come by default under /etc/sysconfig/network-scripts. So I created it myself. The problem is, whatever ...
1
vote
0answers
148 views
not all initrd.img's are born equal?
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 ...
5
votes
2answers
214 views
Can I start my main desktop graphical session remotely?
So my workstation at work got rebooted and I'm currently not logged in physically there with a graphical session. I have ssh access to it, and I can start a new X windows session and use my graphical ...
2
votes
2answers
2k views
Where could I find the ifcfg-eth0 file?
I am using RHEL6, but I could not find the Ethernet interface configuration file ifcfg-eth0 under /etc/sysconfig/network-scripts. Issuing ifconfig -a shows that eth0 does exist. Could it be that the ...
4
votes
3answers
706 views
Performing accurate snapshot and incremental backups to a remote server
I have a few Ubuntu (and potentially RHEL) servers I'd like to back up to a central backup server (via rsh/SSH). I'd like to do both snapshot and incremental backups. The goal is that if one of the ...
1
vote
0answers
151 views
RHN Satellite scout won't push
My RHN Satellite (Spacewalk) server is having issues with monitoring. The Spacewalk Monitor Scout will not push out successfully. It always stops with a Request Expired status. I can't seem to find ...
1
vote
1answer
136 views
CentOS5, RHEL5, Java dependent Packages, Alternate JVM/JDK
Specifically regarding Java dependent packages, such as ant. Is it possible to install them via rpm, when using an alternate JVM/JDK? For example, If I install the Oracle JDK, can I use an ant ...
1
vote
1answer
154 views
How to get the cloned guest connected to the Internet?
I made a clone of a VM(running a version of Centos 6) on KVM, but the clone wouldn't connect to the Internet. Issuing ifconfig shows no interfaces but the lo. Interestingly, the original system can ...
1
vote
1answer
158 views
Share files between RedHat and Mac
I have one RedHat 6 machine and three Mac OS machines. I want the RedHat one to be a file server, so that all files will be stored there. All Mac clients will access this server according to their ...
4
votes
1answer
4k views
Setup static IP in redhat 6
I installed Redhat 6 x86_64. I am using the Network connection screen to set a static IP address like below (I want two PC's in my house to see each other: one Redhat PC and one Mac)
192.168.0.5
...
1
vote
2answers
222 views
luxadm disp equivalent for Red Hat?
Is there an equivalent to:
luxadm disp *disk*
for Red Hat? I need to check that all the device address to the SAN are ONLINE for a certain disk.
-2
votes
1answer
119 views
Installing packages after the RedHat installation?
I was installing the RedHat 5.5 64 bit. But in hurry I forgot to install the Packages needed. And I don't want to install RH again.
How can I install packages after installation?
-3
votes
1answer
96 views
How to create LVM and Remove a HDD from LVM [closed]
Lets take a scenario in which we have to create a LVM based on three HDD. And later in case of faulty a HDD we have to remove it from LVM .
What will be the steps.
1
vote
2answers
442 views
Do mpstat and iostat come standard with Linux RHEL 5.8?
Do command line utilities like mpstat and iostat come standard with the RHEL 5.8 machine? Or are they optional utilities which the user has to install manually, if required?
I could find these ...
1
vote
0answers
27 views
javac takes over 200% CPU on RHEL6? [duplicate]
Possible Duplicate:
top output: cpu usage > 100%
I don't think I understand what top is telling me. I have a javac process that says that it's taking over 200% of CPU. That's in the ...
1
vote
1answer
186 views
How to share files Between RHEL and Ubuntu
I have installed RHEL 5.5 on VIrtual Box and Host system is Ubuntu 12.04. I can access the files of Ubuntu by using the sharing services of Virtual Box.
But how can I access the files of RHEL which ...
0
votes
1answer
125 views
Command not found
I am trying to stop a syslog using chkconfig but bash says that command is not available. But when I do
man chkconfig
it opens man page.
This is the command i'm trying to execute.
...
0
votes
3answers
124 views
User's name appears as “bash-3.0” on SSH shell
I am working on a Redhat server and one of the users' names appears as "bash-3.0" on the "SSH Secure Shell Client."
His name is appearing correct under /etc/passwd. How could this happen?
How can I ...
2
votes
2answers
3k views
How to create Local Repositories in RHEL
I need to create a local repository in RHEl 5.5. i386
Because when I type some command in terminal it say that RHEL is not subscribed with RHN which is true. I took it from friend.
So can someone ...
0
votes
0answers
31 views
Loading my bashrc without sourcing it everytime [duplicate]
Possible Duplicate:
.bashrc doesn't get executed
I have my .bashrc file properly setup but for some reason, when I login into the server, it does not load the custom profile.
...
3
votes
2answers
465 views
How do you configure the MTU for all network adapters via a script?
NOTE: This is for RHEL/centOS.
Currently my way of configuring the MTU is via GUI using system-config-network and setting the MTU to 4096. I would like a non-interactive script to do this instead.
...
1
vote
2answers
194 views
Is there a way to view the console output instead of boot logo, while my RHEL 6.2 machine boots up?
My company provided laptop has RHEL6.2, with lot of programs to start up automatically, which makes the boot up process slow.
While the machine boots up, there is the boring RHEL logo on the screen ...
4
votes
2answers
2k views
/dev/tcp listen instead of nc listen
With a netcat listener like:
nc -l <port> < ~/.bashrc
I can grab my .bashrc on a new machine (doesn't have nc or LDAP) with:
cat < /dev/tcp/<ip>/<port> > ~/.bashrc
My ...
