Red Hat APPLICATION STACK 1.2 RELEASE Bedienungsanleitung Seite 1

Red Hat Enterprise Linux 6Migration Planning GuideMigrating to Red Hat Enterprise Linux 6

Chapter 1. Introduction2Scalable Filesystemsext4 is the default filesystem, and xfs offers robustness, scalability, and high-performance.Virtualizatio

Application Compatibility3Package Descriptionversions, and allows them to run on this releaseof Red Hat Enterprise Linux.compat-libf2c-34 This package

4

Chapter 2.5InstallationThis section outlines the differences between the Red Hat Enterprise Linux 6 and Red Hat EnterpriseLinux 5 installation procedu

Chapter 2. Installation62.2.2.1. Behavioral Changes• Previously, a Kickstart file that did not have a network line resulted in the assumption thatDHCP

Kickstart72.2.2.2. Command ChangesThis sections lists the most important changes to commands and their options:• The network --device option can now r

Chapter 2. Installation8• The --ignoreDeps and --resolveDeps arguments have been removed. Anacondaautomatically resolves dependencies, but will skip i

Networking9• langsupport• mouseCommands deprecated:• monitorCommands added:• fcoe• group• rescue• sshpw• updates2.2.2.7. pykickstartThe pykickstart pa

Chapter 2. Installation10default. If you do not wish to use the mirrorlist URL, either add repo=your-installation-source or addaskmethod to the instal

Chapter 3.11Storage and File Systems3.1. RAIDUpgradesPerforming an upgrade from a dmraid set to an mdraid set is not supported. A warning will bedispl

Migration Planning GuideRed Hat Enterprise Linux 6 Migration Planning GuideMigrating to Red Hat Enterprise Linux 6Edition 1.1AuthorCopyright © 2010 Re

Chapter 3. Storage and File Systems123.2. ext4Migration from ext3It is recommended that those wishing to make use of ext4 start with a freshly formatt

Chapter 4.13Networking and Services4.1. Interfaces and ConfigurationNetworkManagerRed Hat Enterprise Linux 6 uses NetworkManager by default when confi

Chapter 4. Networking and Services14• A serial getty is still automatically configured if the serial console is the primary system console. Inprior re

NTP15• The dnssec [yes|no] option no longer exists - The global dnssec [yes|no] options havebeen split into two new options: dnssec-enable and dnssec-

Chapter 4. Networking and Services16As a temporary workaround, systems that need to continue to use the weaker ciphers require theallow_weak_crypto op

MySQL®174.8. MySQL®DBD DriverThe MySQL DBD driver has been dual-licensed and the related licensing issues have been resolved.The resulting apr-util-my

Chapter 4. Networking and Services184.12. BluetoothBluetooth Service On DemandIn order to support Bluetooth devices, the Bluetooth background service

Logging194.14. LoggingThe dateext option is now enabled by default in /etc/logrotate.conf. This option archives oldversions of log files by adding a e

20

Chapter 5.21Command Line ToolsThis section descibes the behavioral changes of command-line tools in Red Hat Enterprise Linux 6.5.1. GrepThe behavior o

iiiPreface v

22

Chapter 6.23Desktop• In Red Hat Enterprise Linux 6, the GUI console has moved from tty7 to tty1.GDM ConfigurationA number of GDM settings are now mana

24

Chapter 7.25Security and AuthenticationThis chapter covers behavioral changes for security and authentication, including SELinux, SSSD,LDAP, Checksums

Chapter 7. Security and Authentication26• Run slaptest to check the validity of the configuration file and specify the new configurationdirectory: sla

Chapter 8.27Kernel8.1. KernelThe dracut tool has replaced the use of mkinitrd. Also, the /etc/modprobe.conf file is no longerused by default in the ma

28

Chapter 9.29Package And Driver ChangesThe list of included packages and system drivers undergoes regular changes in Red Hat EnterpriseLinux releases.

Chapter 9. Package And Driver Changes30system-config-httpdThe system-config-httpd tool has been deprecated and removed without replacement. Users shou

Bash (Bourne-Again Shell)31using another MTA, it should be configured manually according to its specific configuration files andtechniques.9.2. Bash (

Migration Planning Guideiv7.5. Pluggable Authentication Modules (PAM) ... 267.6. Sy

Chapter 9. Package And Driver Changes32forces them to be matched literally. This is consistent with how the == pattern matching operater treatsquoted

Driver Changes33Discontinued Package Replaced Byipsec-tools Openswankmod-gnbd iSCSI recommended for use instead.lam openmpilibspe2 None. Cell-specific

Chapter 9. Package And Driver Changes34• net/tokenring/• paride• qla1280• sound/core/oss• sound/drivers/opl3/*• sound/pci/nm256Deprecated Drivers• aac

35Appendix A. Revision HistoryRevision 1.1 Wed Jul 28 2010 Scott Radvan [email protected] for release.

36

vPreface1. Document ConventionsThis manual uses several conventions to highlight certain words and phrases and draw attention tospecific pieces of inf

PrefaceviClose to switch the primary mouse button from the left to the right (making the mousesuitable for use in the left hand).To insert a special c

Notes and Warningsviipublic class ExClient{ public static void main(String args[]) throws Exception { InitialContext iniCtx = new Init

viii

Chapter 1.1IntroductionThe Migration Planning Guide documents the migration of any minor version of a Red Hat EnterpriseLinux 5 installation to Red Ha