rhel

How to: Upgrade VMWARE Server under Linux

by on September 25, 2007 · 6 comments

Build 56528 is a release build of VMware Server 1.0.4. It is a maintenance bug fix release to address security issues. Upgrading VMWare server is a piece of cake under Redhat Enterprise Linux / CentOS Linux version 5.0. Please note that following instructions are tested on RHEL 4.5, 5.0 and CentOS Linux 5.0 only. You [...]

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How to: Linux reset the permissions of the installed rpm packages with –setperms option

by on August 28, 2007 · 17 comments

Sometime by mistakes all file permissions get changed and you need to restore file permission. For example a shell script or some sort of corruption could change the permissions for packages (installed files), it may be necessary to reset them. For example a long time ago my shell script run chmod and chown commands on [...]

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Linux rpm command no such file or directory error and solution

by on July 30, 2007 · 2 comments

New Linux user often get this error. Let us say you haved downloaded the RPM file from net and saved to /tmp, you may get error – no no such file or directory – when the file is really downloaded and ls command can show the same. Answer is pretty simple rpm command needs the [...]

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Howto Setup yum repositories to update or install package from ISO CDROM Image

by on April 30, 2007 · 46 comments

yum (Yellow dog Updater Modified) is a package manager for RPM compatible Linux systems such as CentOS, Fedora core and latest Redhat Enterprise Linux. So how do you use yum to update / install packages from an ISO of CentOS / FC / RHEL CD? Creation of yum repositories is handled by a separate tool [...]

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Linux audit files to see who made changes to a file

by on March 19, 2007 · 47 comments

This is one of the key questions many new sys admin ask: How do I audit file events such as read / write etc? How can I use audit to see who changed a file in Linux? The answer is to use 2.6 kernel’s audit system. Modern Linux kernel (2.6.x) comes with auditd daemon. It’s [...]

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Fix a dual boot Windows Vista and Linux problem

by on November 22, 2006 · 22 comments

How do you fix a dual boot system if you had to reinstall Windows Vista and you can no longer boot to Fedora Core 6 (FC6) or Fedora Linux ? Nobody wants to reinstall FC 6 or Fedora Linux again! Almost all versions of Microsoft Windows (including XP, Vista and old versions) overwrite GRUB bootloader [...]

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