A Documentation Updates

A.1 October 2014 (Initial Release of SUSE Linux Enterprise Desktop 12)

This chapter lists content changes for this document since the release of SUSE® Linux Enterprise Desktop 11 SP3.

This manual was updated on the following dates:

Section A.1, “October 2014 (Initial Release of SUSE Linux Enterprise Desktop 12)”

A.1 October 2014 (Initial Release of SUSE Linux Enterprise Desktop 12) #

常规

由于不再提供 KDE，去除了所有 KDE 文档和参考内容。
由于不再支持 SuSEconfig，去除了所有相关参考内容 (Fate#100011)。
从 System V init 移至 systemd (Fate#310421)。更新了文件受影响的部分。
YaST 运行级别编辑器已更改为服务管理器 (Fate#312568)。更新了文件受影响的部分。
由于已去除 ISDN 支持，去除了有关 ISDN 支持的所有参考内容 (Fate#314594)。
由于不再提供 YaST DSL 模块，去除了所有相关参考内容 (Fate#316264)。
由于不再提供 YaST 调制解调器模块，去除了所有相关参考内容 (Fate#316264)。
Btrfs 已变为根分区的默认文件系统 (Fate#315901)。更新了文件受影响的部分。
dmesg 现在提供类似于 ctime() 格式的可读时间戳 (Fate#316056)。更新了文件受影响的部分。
syslog 和 syslog-ng 已被 rsyslog 取代 (Fate#316175)。更新了文件受影响的部分。
MariaDB 现在作为关系数据库而非 MySQL 提供 (Fate#313595)。更新了文件受影响的部分。
SUSE 相关产品不再在 http://download.novell.com 上提供，而是在 http://download.suse.com 上提供。链接已相应调整。
Novell Customer Center 已被 SUSE Customer Center 取代。更新了文件受影响的部分。
/var/run 装入为 tmpfs (Fate#303793)。更新了文件受影响的部分。
不再支持以下体系结构：Itanium 和 x86。更新了文件受影响的部分。
使用 ifconfig 设置网络的传统方法已由 wicked 取代。更新了文件受影响的部分。
许多网络命令已弃用，现已由更新的命令取代（大多数情况下使用 ip）。更新了文件受影响的部分。
arp：ip neighbor
ifconfig：ip addr、ip link
iptunnel：ip tunnel
iwconfig：iw
nameif：ip link、ifrename
netstat：ss、ip route、ip -s link、ip maddr
route：ip route
根据技术反馈对文档进行了大量的小修复和添加。

Chapter 2, System Monitoring Utilities

Updated command outputs with samples produced with SUSE Linux Enterprise 12.
Corrected the description of si, so and in in Section 2.1.1, “vmstat”.
Corrected the explanation for majflt as well as the statement about spreading I/O requests over multiple disks in Section 2.1.2.1, “Generating reports with sar”.
Replaced deprecated tools ifconfig and netstat with ip, ethtool and ss in Section 2.5, “Networking”.
Added documentation about sysctl to Section 2.6.2, “System Control Parameters: /proc/sys/”.
Added the section Section 2.7.3, “MCELog: Machine Check Exceptions (MCE)”.
Added details on /usr/bin/time to Section 2.10.1, “Time Measurement with time”.

Chapter 4, SystemTap—Filtering and Analyzing System Data

Added a link to the example scripts Web page to Section 4.1.1, “SystemTap Scripts”.

Chapter 6, OProfile—System-Wide Profiler

Corrected statements on the effects of sampling rates in Section 6.4.2, “Getting Event Configurations”.

Chapter 9, Automatic Non-Uniform Memory Access (NUMA) Balancing

New chapter.

Chapter 12, Tuning the Task Scheduler

Removed section about the outdated O1 task scheduler.
Clarified kernel variables in Section 13.1.5, “Writeback”.

Chapter 13, Tuning the Memory Management Subsystem

Added detailed descriptions on tunable parameters to Section 13.3.2, “Writeback Parameters”.

Chapter 16, Kexec and Kdump

Added a tip on sharing the dump directory in Section 16.6.2, “YaST Configuration” (Fate #313185).
Added a tip on identifying a Kernel crash dump with kdumpid (Fate #312855) to Section 16.7, “Analyzing the Crash Dump”.

Obsolete Content

Chapter Monitoring with Nagios has been removed from Part II, “System Monitoring” (Fate #316136), because Nagios is no longer shipped on SUSE Linux Enterprise 12.
Chapter Perfmon2—Hardware-Based Performance Monitoring has been removed from Part III, “Kernel Monitoring”, because perfmon2 is no longer shipped on SUSE Linux Enterprise 12.

Bugfixes

Removed notes about zone_reclaim_mode in Chapter 13, Tuning the Memory Management Subsystem (https://bugzilla.novell.com/show_bug.cgi?id=874971).

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