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Questions tagged [rhel6]

Red Hat Enterprise Linux version 6 is a Linux distribution sold by Red Hat, Inc. for the enterprise market. It is used for both servers and desktops. Although the binaries are not freely available, the sources are, and so there are numerous projects which provide compatible rebuilds of RHEL, such as CentOS and Scientific Linux.

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What does a connection timeout indicate when performing an NFS mount on a QNAP NAS?

We have a shiny new QNAP NAS (TS-879U-RP), and I'm trying to mount it to our big ol' RHEL server in the same manner as our other two QNAP NAS devices. The IT department won't give me the root privileges to the NAS, so I can't SSH in (I know, I…
DeeDee
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Transmit rate decreases when using both Intel NIC 10G ports

I'm using the Intel 82599EB 10G NIC on a server running RHEL6. I ran a program where packets are generated at high rates. The NIC was previously installed on another PC where I was able to generate traffic at 8-9Gbps on each port concurrently. On…
Rayne
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KVM Guest auto start after install

I'm trying to install a rhel guest inside a rhel host using kvm and have the rhel guest auto start after the installation completes. The kickstart file has the "reboot" command which should tell RHEL to restart after the install. the script is at…
dan
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Lightweight alternative to R for RHEL?

I want to use R for some statistical analysis of logfile information, but found that even the "limited" R-core RPM has a lot of dependencies not already installed. I don't want to install so many packages for a peripheral need. Are there…
Eric Rath
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selinux on RHEL6: httpd config. DocumentRoot [/path/does/exist] "does not exist"

I'm running a stock RHEL6 installation and have pointed my httpd DocumentRoot to /path/does/exist (it exists!). I've granted permission to the apache user and added what I thought should be the necessary label via: chcon -R -t httpd_sys_content_t…
Bosh
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Kickstart virtual console: No 'Shell prompt' at Alt-F2

I am installing Scientific Linux 6.1 via kickstart, and I am trying to debug a problem. According to Tips and tricks for anaconda and kickstart, I should have several virtual consoles available: What the different terminals display Alt-F1 The…
Stefan Lasiewski
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/etc/inittab respawn script migrating from RHEL/CentOS 5.x to 6.x

I have a non-forking perl script running as a TCP-sockets daemon (this script is a backend for a multiplayer game) in CentOS 5.7. It is being started and respawned by /etc/inittab: pref:3:respawn:/bin/su -c '/usr/local/pref/pref.pl >/tmp/pref-`date…
Alexander Farber
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OCFS Configuration

I'm setting up a Virtual Machine, and I'm trying to get OCFS to allow redundancy across two devices. It looks to be working in configuration, but it's not actually syncing the files across: /etc/ocfs2/cluster.conf cluster: node_count = 2 …
bradlis7
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How can I install packages from the RHEL6's Optional Channel via Kickstart?

I typically install puppet via kickstart. Apparently, puppet now requires a package (libselinux-ruby) that is included in the Red Hat's Optional Channel. I was under the impression I could only use the Optional Channel by assigning the appropriate…
Belmin Fernandez
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Fresh install of RHEL 6.1 - yum failing to update

I'm getting some errors when trying to update some RHEL 6.1 64 bit servers with yum. I tried a fresh install of the OS and then ran yum -y upgrade and received the same errors that I was getting on my production servers. I've tried yum -y upgrade…
Kyle
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kvm memory changes via virsh not propagating to vm

Hi I just started using kvm on rhel6 and after creating a vm I tried to increase the memory but the changes I amde in the xml file do not propogate to vm, even after bouncing vm and restarting libvert? [root@kvm01 qemu]# virsh dominfo dev-kvm01 Id:…
kevintmckay
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virsh dominfo and xml mem definition different from memory in running vm

Hi I just started using kvm on rhel6 and after creating a vm I tried to increase the memory but the changes I amde in the xml file do not propogate to vm, even after bouncing vm and restarting libvert? [root@kvm01 qemu]# virsh dominfo dev-kvm01 Id:…
Kevintmckay
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KVM Networking changes in RHEL6 vs RHEL5?

In RHEL 6.1, I'm running 3x VMs and 2x virtual switches as per the following simplified description: BRIDGES sw-backend sw-dmz VMs firewall -> eth0: sw-backend and eth1: sw-dmz be-vm -> eth0: sw-backend - default gw is the firewall VM dmz-vm ->…
Gman
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Issue with NTP configuration

I am working with RHEL-6 64 bit server. When using ntpq -p I get the following result: $ ntpq -p localhost: timed out, nothing received ***Request timed out With RHEL 5.4 we were using a ntp configuration as below: # /etc/ntp.conf server …
Arunjith
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Chrony stepping instead of slewing clock

I have a bunch of RHEL 6.8 - 7.4 Azure VMs for which the system clocks are out of sync (up to 300s slow). I'm installing Chrony on them but rather than slewing the clock to the correct time it is stepping it. I have commented out the makestep…
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