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A round of editing for the 2015Q2 report

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Minor tweaks for grammar and readability, as well as some formatting changes.

Differential Revision:	https://reviews.freebsd.org/D3130
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Benjamin Kaduk 2015-07-23 03:07:52 +00:00
parent dfe61c9435
commit 176db50596
Notes: svn2git 2020-12-08 03:00:23 +00:00 
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@ -26,7 +26,7 @@
have published so far.</p>
<p>The cluster and release engineering teams continued to improve
the structure that supports &os; building, maintenance, and
the structures that support &os;'s building, maintenance, and
installability. Projects ran the gamut from security and speed
improvements to virtualization and storage appliances. New
kernel drivers and capabilities were added, while work to make
@ -137,7 +137,7 @@
<url href="https://www.freebsd.org/doc/en_US.ISO8859-1/books/porters-handbook/">&os;
Porter's Handbook</url>
<url href="https://www.freebsd.org/">&os; Web Site</url>
<url href="https://www.freebsdfoundation.org/">&os; Foundation
<url href="https://www.freebsdfoundation.org/">FreeBSD Foundation
Web Site</url>
</links>
@ -150,7 +150,7 @@
updates to keep the Porter's Handbook current, and
continues to update this important document.</p>
<p>Anne Dickison is Marketing Director for the &os; Foundation.
<p>Anne Dickison is Marketing Director for the FreeBSD Foundation.
She will focus on updating and improving the &os; main web
site.</p>
@ -200,18 +200,20 @@
documentation was another major topic. At present, we use
DocBook XML for articles and books, and mdoc(7) for man pages.
These markup languages are not very welcoming for new users.
There are simpler documentation markup languages like RST,
There are simpler documentation markup languages like
reStructured Text (RST),
Markdown, and AsciiDoc that take less time to learn and use.
In fact, these markup systems are all similar to each other.
These systems tend to be more oriented towards visual
appearance rather than the semantic markup of our present
systems, there might be ways to work around that.</p>
systems, although there might be ways to work around that.</p>
<p>Following the theme of making contributing easier, we also
discussed giving easier access so users can make additions to
the &os; Wiki. Like any other useful web resource, it was
horribly abused by spammers and access was limited to prevent
that abuse. It is tricky to allow submissions yet keep the
discussed whether access to the &os; Wiki can be more easily
granted, facilitating user contributions.
After the wiki was set up, automated account creation abuse
forced access to be limited.
It is tricky to allow submissions yet keep the
quality of submitted information usefully high.</p>
<p>Due to the markup systems used, it is difficult to review
@ -250,22 +252,23 @@
<links>
<url href="https://www.pkgsrc.org">pkgsrc home page</url>
<url href="http://bulktracker.appspot.com">BulkTracker
- Track bulk build status</url>
<url href="https://www.geeklan.co.uk/?tag=pkgsrc">My blog posts
<url href="http://bulktracker.appspot.com">BulkTracker:
Track bulk build status</url>
<url href="https://www.geeklan.co.uk/?tag=pkgsrc">Blog posts
on pkgsrc</url>
</links>
<body>
<p><tt>pkgsrc</tt> is a fork of &os; ports from the NetBSD
project with a focus on portability and multi platform
<p><tt>pkgsrc</tt> is a fork of the &os; Ports Collection by
the NetBSD
project with a focus on portability and multi-platform
support. At present, pkgsrc supports building packages on 23
different platforms from a single tree, including &os;</p>
<p>While <tt>pkgsrc</tt> is not a replacement for ports in most
use cases, it holds a unique position in mixed platform
environments where software ideally needs to be the same
version across the board and should built in a consistent
use cases, it holds a unique position in mixed-platform
environments where software needs to be the same
version across all systems and built in a consistent
manner, saving the user from having to resort to manually
building programs or re-implementing a mechanism to do so.</p>
@ -276,7 +279,7 @@
quarter).</p>
<p>Work is in progress to add
<a href="https://vimeo.com/132766052">pkgng support to pkgsrc.</a></p>
<a href="https://vimeo.com/132766052">pkg support to pkgsrc.</a></p>
</body>
<help>
@ -287,9 +290,10 @@
</task>
<task>
<p>Expand the effort to -STABLE and -CURRENT branches and, if
possible, architectures other than AMD64. Shell access
welcome (without privilege is sufficient).</p>
<p>Expand the effort to the -STABLE and -CURRENT branches and, if
possible, architectures other than amd64. Contributing
shell access to such machines would be helpful (an unprivileged
account is sufficient).</p>
</task>
</help>
</project>
@ -323,10 +327,10 @@
<help>
<task>
<p>More testing needed for the following uses: ZFS with
<p>More testing is needed for the following use cases: ZFS with
GRUB+<tt>loader.efi</tt>, ZFS with
<tt>boot1</tt>+<tt>loader.efi</tt>, UFS with
<tt>boot1</tt>+<tt>loader.efi</tt> (test modularization of
<tt>boot1</tt>+<tt>loader.efi</tt> (to test the modularization of
<tt>boot1.efi</tt>)</p>
</task>
@ -387,7 +391,8 @@
</ul>
<p>Mathieu Arnold (<tt>mat@</tt>) committed
<a href="https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=197878">PR197878</a>,
<a href="https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=197878">PR
197878</a>,
updating the Xfce section in the Porter's Handbook.</p>
<p>We also follow the unstable releases (available in our
@ -404,12 +409,13 @@
<help>
<task>
<p>Create documentation about usage of
<p>Create documentation for the usage of
<tt>sysutils/xfce4-power-manager</tt> (it needs some love,
<a href="https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=199166">PR199166</a>).</p>
<a href="https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=199166">PR
199166</a>).</p>
<p>Some hidden features were introduced in the 1.5.1 release,
and as we also support ConsoleKit2 (fork of
and as we also support ConsoleKit2 (a fork of
<tt>sysutils/consolekit</tt>), help for users is
required.</p>
</task>
@ -479,7 +485,7 @@
<url href="https://www.freebsd.org/de/docs.html">Main
German Documentation Project page</url>
<url href="https://people.freebsd.org/~jkois/FreeBSDde/de/">How
you can help with german translations</url>
you can help with German translations</url>
</links>
<body>
@ -514,7 +520,7 @@
translation effort. We are happy to help newcomers get to
know everything about the translation process and look forward
to more contributions. Even small updates make a big
difference and if you are considering to help, please contact
difference and if you are considering helping, please contact
us.</p>
</body>
@ -563,7 +569,7 @@
stack's multiqueue behaviours are as expected.</p>
<p>It mainly consists of extending <tt>tap(4)</tt> to provide
the same RSS behaviours with the hardware multiqueue network
the same RSS behaviours as the hardware multiqueue network
cards, developing simple test applications using multiqueue
<tt>tap(4)</tt> and <tt>socket(2)</tt>, adding hooks in each
layer of the network stack to collect the per-ring per-cpu
@ -601,7 +607,7 @@
<body>
<p>The &os; Release Engineering Team is responsible for setting
and publishing release schedules for official project releases
of &os;, announcing code freezes and maintaining the
of &os;, announcing code freezes, and maintaining the
respective branches, among other things.</p>
<p>The &os;&nbsp;10.2-RELEASE cycle began in mid-June, with the
@ -615,15 +621,15 @@
third-party hosting providers (aka &quot;cloud&quot;
hosting).</p>
<p>In follow-up with the work done by &a.andrew; to port &os; to
the ARM64 (aarch64) architecture, the Release Engineering
<p>Following up on the work done by &a.andrew; to port &os; to
the arm64 (aarch64) architecture, the Release Engineering
build tools were updated to produce &os;/aarch64 memory stick
images and virtual machine images for use with Qemu
(<tt>emulators/qemu-devel</tt>). At present, the Qemu virtual
machine images require an external EFI file to boot. Details
on how to boot &os;/aarch64 virtual machine images are
available in the &os; development snapshot announcement email
archives linked below.</p>
available in the linked &os; development snapshot announcement email
archives.</p>
<p>Last quarter, several parts of the build tools were rewritten
to allow greater extensibility and granularity, which has
@ -681,7 +687,7 @@
of these people for their support and input, and would like to
especially thank &a.kientzle; for his work on
<tt>Crochet</tt>. Without it, we might not have been able to
produce images of the various boards that we are able to
produce images for the various boards that we are able to
now.</p>
<p>For more information on what else has changed in &os; since
@ -702,7 +708,7 @@
</body>
<sponsor>
The &os; Foundation
The FreeBSD Foundation
</sponsor>
</project>
@ -793,9 +799,9 @@
<body>
<p>PCI Express (PCIe) hot-plug is used on both laptops and
servers to allow peripheral devices to be added or removed
while the system is running. Laptops commonly include a
while the system is running. Laptops commonly include
hot-pluggable PCIe as either an ExpressCard slot or
Thunderbolt interface. ExpressCard has built in USB support
a Thunderbolt interface. ExpressCard has built in USB support
that is already supported by &os;, but ExpressCard PCIe
devices like Gigabit Ethernet adapters and eSATA cards are
only supported when they are present at boot, and removal may
@ -825,9 +831,9 @@
</task>
<task>
<p>Make sure that upon suspend, devices are removed so we
are not fooled if they are replaced while the machine is
suspended.</p>
<p>Make sure that upon suspend, devices are removed so that
any hardware changes made while the machine is suspended
are correctly handled.</p>
</task>
<task>
@ -916,7 +922,7 @@
to anyone interested enough to sign up for an account.</p>
<p>Further developments under consideration include setting up a
FreeBSD.org oauth2 provider and permitting oauth-style Single
FreeBSD.org OAuth 2 provider and permitting OAuth-style Single
Sign-On access to most FreeBSD web-based services. Developers
and members of the public would additionally be able to use
credentials from other providers such as GitHub, Twitter, or
@ -1047,9 +1053,9 @@
<body>
<p>The ACPI specication defines CPU Cx states, which are idle
states. Methods to enter the state and miscellaneous
information like state leave latency are returned by the _CST
information like the state-leave latency are returned by the _CST
ACPI method. To save energy and reduce useless heating, the
operating system enters the Cx state when the CPU has no work
operating system enters a Cx state when the CPU has no work
to do. C0 is the non-idle state, while C1, C2, and C3
(defined by ACPI) each represent an idle state with
sequentially more energy saving, but also with higher latency
@ -1059,7 +1065,7 @@
the CPU cache and usually requires special chipset programming
to correctly handle requests from I/O devices to the CPU. Do
not confuse Cx, Px and Sx: Cx states are only meaningful when
the system is in fully operational state S0; Px states are
the system is in the fully operational state S0; Px states are
only meaningful when the system is not in the idle state,
C0.</p>
@ -1089,15 +1095,16 @@
the ACPI tables to use MWAIT for entering Cx states. For all
Intel CPUs after Core2, the driver contains the description of
the Cx mode latencies and quirks, eliminating dependency on
the correct BIOS information, which is often incorrect. The
correct BIOS information, since the BIOS information is often
incorrect. The
approach of porting the Linux driver was considered by several
people, but all evaluators independently concluded that the
project cannot maintain such an approach without direct
involvement from Intel.</p>
<p>During the work, around 500 lines of identical code between
the i386 and amd64 version of the idle handling were moved to
the common location <tt>x86/x86/cpu_machdep.c</tt>. Now the
the i386 and amd64 versions of idle handling were moved to
a common location <tt>x86/x86/cpu_machdep.c</tt>. Now the
i386 and amd64 <tt>machdep.c</tt> files contain only unique
machine-dependent routines. This advance depended on John
Baldwin's elimination of the unmaintained Xen PVM i386
@ -1139,7 +1146,7 @@
context identifier, and at context switch time, the operating
system instructs the processor which context is becoming
active. The feature slightly reduces context switch time by
avoiding TLB flush, and more importantly, reduces the warm-up
avoiding TLB flushes, and more importantly, reduces the warm-up
period for a thread after context switch.</p>
<p>&os; already used PCID, but the existing implementation
@ -1150,9 +1157,9 @@
on the context switch. The bitmap was used to direct
Inter-Processor Interrupts to the marked CPU when the
operating system needed to perform TLB invalidation. The most
important deficiency of the implementation was the increase of
significant deficiency of the old implementation was the increase of
TLB invalidation IPIs, since the bitmap could only grow until
full TLB shootdown was performed. It increased the TLB rate,
a full TLB shootdown was performed. It increased the TLB rate,
which negated the positive effects of avoiding TLB flushes on
large machines. Secondarily, the bitmap maintenance in both
the pmap and the context code was quite complicated, leading
@ -1183,7 +1190,7 @@
<p>The rewrite was committed to HEAD at r282684.</p>
<p>Note: AMD processors do not have PCID feature for host paging
<p>Note: AMD processors do not have the PCID feature for host paging
(AMD provides ASIDs for SVM use). But it is likely that AMD
processors do cache TLB translations for different address
spaces transparently, and snoop writes to the page tables to
@ -2136,7 +2143,7 @@
</project>
<project cat='arch'>
<title>&os; on Cavium ThunderX (ARM64)</title>
<title>&os; on Cavium ThunderX (<tt>arm64</tt>)</title>
<contact>
<person>
@ -2173,8 +2180,8 @@
</contact>
<links>
<url href="http://wiki.freebsd.org/arm64">&os; Wiki: arm64</url>
<url href="https://youtu.be/lLgc4FJLJ3Y">Video: &os; on 48-core
<url href="http://wiki.freebsd.org/arm64">&os; Wiki: arm64 page</url>
<url href="https://youtu.be/lLgc4FJLJ3Y">Video: &os; on the 48-core
ThunderX (ARMv8)</url>
</links>
@ -2216,7 +2223,7 @@
<p>This support was introduced to the public at the &os; 2015
Developer Summit in Ottawa at a demo held by Semihalf and the
&os; Foundation. Cavium's ThunderX server CRB (Customer
FreeBSD Foundation. Cavium's ThunderX server CRB (Customer
Reference Board) is now capable of booting SMP &os; from both
the hard disk and from an NFS root using a PCIe networking
card. The example setup is now available on the &os; test
@ -2394,7 +2401,7 @@
</project>
<project cat='misc'>
<title>The &os; Foundation</title>
<title>The FreeBSD Foundation</title>
<contact>
<person>
@ -2452,20 +2459,20 @@
<p>Foundation members gave these talks:</p>
<p><ul>
<li> Anne Dickison - "&os; Advocacy: How you can spread
<li> Anne Dickison: "&os; Advocacy: How you can spread
the word"</li>
<li>Kirk McKusick -
<li>Kirk McKusick:
<a href="http://www.bsdcan.org/2015/schedule/events/525.en.html">"An Introduction to the Implementation of ZFS"</a>
</li>
<li>George Neville-Neil -
<li>George Neville-Neil:
<a href="http://www.bsdcan.org/2015/schedule/events/528.en.html">"Measure Twice, Code Once"</a>
and
<a href="http://www.bsdcan.org/2015/schedule/events/566.en.html">"Cambridge L41: Teaching Advanced Operating Systems with &os;"</a>
</li>
<li>Ed Maste -
<li>Ed Maste:
<a href="http://www.bsdcan.org/2015/schedule/events/567.en.html">"The LLDB Debugger in &os;"</a>
and Ed Maste also ran the Vendor Summit.
</li>
@ -2493,10 +2500,10 @@
</li>
<li>
<p>We have committed to sponsoring the upcoming conferences:
<p>We have committed to sponsoring several upcoming conferences:
vBSDCon, womENcourage 2015, EuroBSDCon 2015, Grace Hopper
conference, BSDCon Brasil, Cambridge Developer Summit, and
OpenZFS. You?ll also find us at OSCON, July 21-23, and
OpenZFS. You'll also find us at OSCON, July 21-23, and the
SNIA Storage Developer Conference, Sept 21-24.</p>
</li>
@ -2505,7 +2512,7 @@
<p>So far, we have raised $361,000 for 2015 from over 500
donors. Juniper became a Gold level donor. We are
actively approaching commercial &os; users for Silver plus
actively approaching commercial &os; users for Silver-plus
donations, and asking large tech companies for separate
women in tech funding, to help us recruit more women to
the &os; Project. We are also asking companies for
@ -2536,7 +2543,7 @@
busy providing advocacy work for the Project. She helped
provide more &os; marketing literature and material. This
included the cool <i>I Choose &os;</i> sticker and very
popular <i>I Love FreeBSD</i> tattoos that are available
popular <i>I Love FreeBSD</i> temporary tattoos that are available
at conferences. We published April, May, and June
Foundation Newsletters to highlight the work being done by
the Foundation to support &os;. These newsletters also
@ -2608,7 +2615,7 @@
<li>Worked with Colin Percival and Brad Davis on testing
and refining the release build code to support building
Amazon EC2 images and Vagrant images for Hashicorp
Amazon EC2 images, and Vagrant images for Hashicorp
Atlas, respectively.</li>
<li>Reworked the &os;/arm build code to provide a
@ -2777,7 +2784,7 @@
that the experience of KDE and Qt on &os; is as good as
possible.</p>
<p>Brad Davis has been working on CMake resulting in an update
<p>Brad Davis has been working on CMake, resulting in an update
to version 3.2.3 being committed to ports.</p>
<p>Overall, we have updated the following ports in this
@ -2927,8 +2934,8 @@
The build process has been fully automated and is
more fault tolerant now. More details on this will be
available in an upcoming &os; Journal article. About eleven
servers for daily test builds. To make it simpler for
everyone to find the status and results of these builds, the
servers are used for daily test builds. To make it simpler for
everyone to find the status and results of these builds,
<a href="http://pkg-status.FreeBSD.org">pkg-status.FreeBSD.org</a>
has been developed by Bryan Drewery. Its intent is to show
all systems and builds in nearly real-time. It is currently
@ -3030,7 +3037,7 @@
<p>As part of this year's Google Summer of Code, we have been
adding support for the <tt>_FORTIFY_SOURCE</tt> extension to
<tt>libc</tt>. This extension uses the GCC
<tt>builtin_object_size</tt> to prevent buffer overflows on
<tt>builtin_object_size</tt> information to prevent buffer overflows in
existing code. The compiler and the C library can effectively
detect a set of common programming mistakes.</p>