A Documentation Updates
- A.1 October 2016 (Initial Release of SUSE Linux Enterprise Desktop 12 SP2)
- A.2 March 2016 (Maintenance Release of SUSE Linux Enterprise Desktop 12 SP1)
- A.3 December 2015 (Initial Release of SUSE Linux Enterprise Desktop 12 SP1)
- A.4 February 2015 (Documentation Maintenance Update)
- A.5 October 2014 (Initial Release of SUSE Linux Enterprise Desktop 12)
This chapter lists content changes for this document.
This manual was updated on the following dates:
Section A.1, “October 2016 (Initial Release of SUSE Linux Enterprise Desktop 12 SP2)”
Section A.2, “March 2016 (Maintenance Release of SUSE Linux Enterprise Desktop 12 SP1)”
Section A.3, “December 2015 (Initial Release of SUSE Linux Enterprise Desktop 12 SP1)”
Section A.4, “February 2015 (Documentation Maintenance Update)”
Section A.5, “October 2014 (Initial Release of SUSE Linux Enterprise Desktop 12)”
A.1 October 2016 (Initial Release of SUSE Linux Enterprise Desktop 12 SP2) #
- Chapter 2, System Monitoring Utilities
Added Section 2.1.2, “
dstat” (Fate #319795).Added Section 2.2.3, “Processor Frequency Monitoring:
turbostat” (Fate #319182).
- Chapter 3, Analyzing and Managing System Log Files
Removed references to faillog, which is no longer shipped with SUSE Linux Enterprise Desktop.
- Chapter 4, SystemTap—Filtering and Analyzing System Data
Adjusted permissions (Section 4.1.3, “Commands and Privileges”, https://bugzilla.suse.com/show_bug.cgi?id=992981).
- Bugfixes
Corrected the values required for
/proc/sys/kernel/numa_balancing(https://bugzilla.suse.com/show_bug.cgi?id=986834).Added the tip Excluding Unused and Inactive CCW Devices on IBM z Systems to Chapter 17, Kexec and Kdump (https://bugzilla.suse.com/show_bug.cgi?id=990024).
A.2 March 2016 (Maintenance Release of SUSE Linux Enterprise Desktop 12 SP1) #
- Chapter 12, Tuning I/O Performance
Documented parameter slice_idle and group_idle (https://bugzilla.suse.com/show_bug.cgi?id=958461).
A.3 December 2015 (Initial Release of SUSE Linux Enterprise Desktop 12 SP1) #
- 常规
SUSE Linux Enterprise Desktop 的文档现在包括SMT Guide。
SUSE 提供的外接式附件已重命名为模块与扩展。已对手册进行了更新，以反映这项更改。
根据技术反馈修复了文档中的大量小问题并添加了大量内容。
注册服务已从 Novell Customer Center 更改为 SUSE Customer Center。
现在，在 YaST 中，您将通过组访问。现在已无 (https://bugzilla.suse.com/show_bug.cgi?id=867809)。
- Chapter 2, System Monitoring Utilities
Added Section 2.5.2, “ Show the Network Usage of Processes:
nethogs” (Fate #313501).
- Chapter 6, Hardware-Based Performance Monitoring with Perf
Added Perf chapter, including introductory information about Instruction-Based Sampling (IBS) (Fate #315868).
- Chapter 18, Precision Time Protocol
Added PTP chapter (Fate #316795).
- Bugfixes
Removed obsolete
acpid.service(https://bugzilla.suse.com/show_bug.cgi?id=918655).Section 2.4.2, “Detailed Memory Usage:
/proc/meminfo”: Expanded information on/proc/meminfo(https://bugzilla.suse.com/show_bug.cgi?id=926521).Chapter 9, Kernel Control Groups: General Update (Fate #312101 and https://bugzilla.suse.com/show_bug.cgi?id=897313).
Section 12.2.2, “
NOOP”: Added recommendation forNOOPin multipathing environments (Fate #319091).Section 17.4, “Calculating
crashkernelAllocation Size”: Updatedcrashkernelallocation recommendations (https://bugzilla.suse.com/show_bug.cgi?id=948565 and https://bugzilla.suse.com/show_bug.cgi?id=948954).
A.4 February 2015 (Documentation Maintenance Update) #
- Bugfixes
Section 12.2, “Available I/O Elevators”: Increasing individual thread throughput using CFQ on SLE 12 (https://bugzilla.suse.com/show_bug.cgi?id=907506).
Section 14.3.2, “Writeback Parameters”: Important difference in timing of I/O writes in SLE 12 (https://bugzilla.suse.com/show_bug.cgi?id=907504).
A.5 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：IA64 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（通常为
ip）。更新了文件受影响的部分。arp：ip neighborifconfig：ip addr、ip linkiptunnel：ip tunneliwconfig：iwnameif：ip link、ifrenamenetstat：ss、ip route、ip -s link、ip maddrroute：ip route根据技术反馈修复了文档中的大量小问题并添加了大量内容。
- Chapter 2, System Monitoring Utilities
Updated command outputs with samples produced with SUSE Linux Enterprise 12.
Corrected the description of
si,soandinin Section 2.1.1, “vmstat”.Corrected the explanation for
majfltand the statement about spreading I/O requests over multiple disks in Section 2.1.3.1, “Generating reports withsar”.Replaced deprecated tools
ifconfigandnetstatwithip,ethtoolandssin Section 2.5, “Networking”.Added documentation about
sysctlto 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/timeto Section 2.10.1, “Time Measurement withtime”.
- 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 7, OProfile—System-Wide Profiler
Corrected statements on the effects of sampling rates in Section 7.4.2, “Getting Event Configurations”.
- Chapter 10, Automatic Non-Uniform Memory Access (NUMA) Balancing
New chapter.
- Chapter 13, Tuning the Task Scheduler
Removed section about the outdated
O1task scheduler.Clarified kernel variables in Section 14.1.5, “Writeback”.
- Chapter 14, Tuning the Memory Management Subsystem
Added detailed descriptions on tunable parameters to Section 14.3.2, “Writeback Parameters”.
- Chapter 17, Kexec and Kdump
Added a tip on sharing the dump directory in Section 17.7.2, “YaST Configuration” (Fate #313185).
Added a tip on identifying a Kernel crash dump with
kdumpid(Fate #312855) to Section 17.8, “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 Perf mon2—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_modein Chapter 14, Tuning the Memory Management Subsystem (https://bugzilla.suse.com/show_bug.cgi?id=874971).