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Questions tagged [redhat]

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 services, and the JBoss Enterprise Middleware Suite. Please also consider whether or not the more specific RHEL5 or 6 tags might be appropriate as well.

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 services, and the JBoss Enterprise Middleware Suite.

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How to run HTTPD as specific user(s) and not by nobody?

Currently, top shows me that almost all httpd processes are run by nobody. "Almost" because 2 of them are run by root. How can i make it in such a way that given i have users say: dartagnan, porthos, aramis, athos run httpd each separately as said…
Jiego Cordoviz
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CentOS not detecting Intel 10G (ixgbe) interface

I have a server with CentOS 6.5 installed with 2x 1Gbps Ethernet Cards, I have added a new interface (Intel(R) 10 Gigabit PCI Express Network) but the problem. is the system is not detecting the ethernet information with (ifconfig -a) or…
Areeb111
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Installing multiple mongoDB versions on the same server

I have installed a 2.4 mongoDB version and I'd like to compare against the recently released 2.6 version. I want to know if possible to do a clean new install rather en an update to see if those two version can co-exist in the same server. I'm using…
pedrommuller
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How to solve call trace produced by security_ops_task_setrlimit() with bind

I have a machine with CentOS 5.9 and VMware installed. Currently I am using BIND 9.3.6-P1-RedHat-9.3.6-20.P1.el5_8.6 (default shipped with distribution). When I restart the machine, I can see this message on screen just when the named service is…
shakaran
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Running SSHD on multiple ports on CentOS release 6.2 (Final)

I am running CentOS release 6.2 (Final). I want the sshd port of listen on ports 22 and 1022. I have add the following lines to /etc/ssh/sshd_config: Port 22 Port 1022 and restarted sshd and turned iptables off however I cannot connect to sshd on…
user1172468
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Account Lockout with pam_tally2 in RHEL6

I am using pam_tally2 to lockout accounts after 3 failed logins per policy, however, the connecting user does not receive the error indicating pam_tally2's action. (Via SSH.) I expect to see on the 4th attempt: Account locked due to 3 failed…
Aaron Copley
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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 'ulimit: value exceeds hard limit' In my shell I tried…
IttayD
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How do I pass arguments from the PXE command line to a kickstart %pre, %post script?

Basically I want an ARGV like usage on the PXE command line, but I can't see any documentation to do this. basically I want to pass something like scientific-linux-6 HOSTNAME VLAN then in %pre hit some APIs to get the networking info I need to…
EnabrenTane
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Why is bluetooth support one of the default packages in "Base" when doing an RHEL/CentOS server install?

This is an issue that has bugged me for a long time - why would the default server installation of RHEL?CentOS include desktop/laptop packages like bluetooth? When using kickstart, I will usually start with the Base packages set, and then customize…
warren
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sudo -i but keep current working directory

When use sudo -i I will simulate login as root, and current working directory will be jumped to /root. Is it possible not to jump and keep the working directory unchanged?
Howard
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Implications of 100% utilization on dm device

We have a RHEL 5.6 server here with 4 active paths to a single LUN. We suspect that it's not able to cram enough IOs down the pipeline to the XIV on the other end: mpath0 (XXXXXXXXXXXXXXX) dm-9 IBM,2810XIV [size=1.6T][features=1…
MikeyB
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Reasoning behind RHEL's use of LVM even on a single disk install

When doing a default install of RHEL5 and higher (at least - don't recall if it has done it longer), Anaconda will setup your drives into a logical volume group - even if there is only one drive. What is the purpose/reasoning behind using LVM atop a…
warren
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Linux kernel crash dump analysis: Guidelines

Note: 2.6+ Kernel Or older 2.4 Question: Generic suggested guidelines with regards to Linux kernel crash dump analysis Skills required, i.e. Kernel compilation skills etc Suggestions: Detailed walk-through, of the Red Hat Crash Utility Usage…
Aaron
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Can RHEL 4 have two instances of apache httpd running using two different config files?

We have a Red Hat Enterprise Linux 4 instance running Apache on the default port. We want to add a second Apache instance that we can restart completely separate from the first instance. Can we do this? Perhaps is there another easy-to-maintain web…
Geo
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Comparing OS configuration of two RHEL servers

What is the best way to compare the OS configuration of two (or more) RHEL 5.X servers? Are there any tools/packages available to do this? Note, I am mostly looking for tunables OS (kernel parameters, etc). I would like to add the reason why we…
Patrick
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