Quantcast
Channel: redhat – Admon Linux
Browsing latest articles
Browse All 31 View Live

How to change default I/O scheduler?

Red Hat Enterprise Linux 3 with a 2.4 kernel base uses a single, robust, general purpose I/O elevator. The I/O schedulers provided in Red Hat Enterprise Linux 4, embedded in the 2.6 kernel, have...

View Article



How do I set up hugepages in RHEL?

Hugepages can be allocated using the /proc/sys/vm/nr_hugepages entry, or by using the sysctl command. To view the current setting using the /proc entry: # cat /proc/sys/vm/nr_hugepages 0 To view the...

View Article

How to disable the IPv6 protocol?

Mostly you just need to disable IPv6 protocol. But in some case, you do not need it at all or it may increase browsing speed. Linux has Internet Protocol Version 6 (IPv6) enabled. By default, almost...

View Article

Redhat and AMD migrate VMs across CPUs

AMD and REDHAT have just done the so called impossible, and demonstrated VM live migration across CPU architectures. Not only that, they have demonstrated it across CPU vendors, potentially...

View Article

Using command stat to display file status

The stat command can be use to check file status ( like file properties on Windows platform) or check the file system status on Linux. It comes from GNU Coreutils package. [joseph@fedora ~]$ type -t...

View Article


Life Cycle of Redhat Enterprise Linux

The Red Hat Enterprise Linux Life Cycle is designed to reduce the level of change within each major release over time increasing predictability and decreasing maintenance costs. Every major version of...

View Article

Prepare the RPM Building Environment

Some days ago, I posted some examples on the common usage of RPM. Now, this post describes a manual preparation of a RPM building environment. With the help of this environment, you can generate upated...

View Article

Hpasmcli Usage Example on ProLiant DL380

Hpasmcli is short for HP System Health Application and Insight Management Agents, it’s a scriptable command line interface for interacting with the hpasm management daemons, which can be used to view /...

View Article


Install Dell OMSA on Redhat Enterprise Linux

Here we listed 3 ways on the installation of Dell OpenManage Server Administrator on a Redhat Enterprise Linux, you can follows these steps on CentOS or SLES 10, they would work well. 1, Install from...

View Article


Set timezone date and time in Linux

Your computer has two timepieces; a battery-backed one that is always running (a.k.a. the hardware, BIOS, or CMOS clock), and another that is maintained by the operating system currently running, it’s...

View Article

Update CentOS 4 to CentOS 5 remotely

I just successfully updated my Dell PowerEdge 1850 from CentOS 4.8 to CentOS 5.4, luckily the issues I faced were not so rare. The steps I used are listed below, may it helpful for you as well!...

View Article

RHEL 5.5 Released yesterday

Redhat.com release another update of RHEL5 yesterday at 2010/03/30. This minor update releases typically provide feature enhancements, bugfixes and new hardware support. From the release notes:...

View Article

Fedora Linux 18 released and whats new

Fedora Linux version 18 has been released today at Jan, 15. Fedora Linux is considered as the third most popular Linux distribution, behind Ubuntu and Mint for desktop usage. The new version comes with...

View Article


List installed packages by size in Linux

Sometimes you might want to uninstall large packages on a running Linux system (e.g. in order to release disk space), since these kind of packages are normally not that useful. Here we show an example...

View Article
Browsing latest articles
Browse All 31 View Live




Latest Images