svn commit: r284829 - in head/release/doc: en_US.ISO8859-1/relnotes share/xml
Andriy Gapon
avg at FreeBSD.org
Wed Jul 1 10:04:23 UTC 2015
On 25/06/2015 21:44, Glen Barber wrote:
> Author: gjb
> Date: Thu Jun 25 18:44:31 2015
> New Revision: 284829
> URL: https://svnweb.freebsd.org/changeset/base/284829
>
> Log:
> Document r284297, lockstat(1) improvements.
> Add ClusterHQ to sponsors.ent.
Glen,
thank you very much.
A couple of small suggestions / corrections below:
> Sponsored by: The FreeBSD Foundation
>
> Modified:
> head/release/doc/en_US.ISO8859-1/relnotes/article.xml
> head/release/doc/share/xml/sponsor.ent
>
> Modified: head/release/doc/en_US.ISO8859-1/relnotes/article.xml
> ==============================================================================
> --- head/release/doc/en_US.ISO8859-1/relnotes/article.xml Thu Jun 25 18:44:29 2015 (r284828)
> +++ head/release/doc/en_US.ISO8859-1/relnotes/article.xml Thu Jun 25 18:44:31 2015 (r284829)
> @@ -345,6 +345,32 @@
> would cause final results to be sent to &man.stderr.4; when
> receiving the <literal>SIGINFO</literal> signal has been
> fixed.</para>
> +
> + <para revision="284297" contrib="sponsor"
> + sponsor="&clusterhq;">The &man.lockstat.1; utility has been
> + updated with several improvements:</para>
> +
> + <itemizedlist>
> + <listitem>
> + <para>Spin locks are now reported as the amount of time
> + spinning, instead of loop iterations.</para>
> + </listitem>
> +
> + <listitem>
> + <para>Reader locks are now recognized as adaptive and can
> + spin on &os;.</para>
Reader locks are now recognized as adaptive that can spin [contesting threads
can both block/sleep and spin on the adaptive locks depending on a state of a
current lock holder -- avg].
> + </listitem>
> +
> + <listitem>
> + <para>Lock aquisition events for successful reader try-lock
> + events are now reported.</para>
> + </listitem>
> +
> + <listitem>
> + <para>Spin-and-block events that occur before lock
> + acquisition are now reported.</para>
> + </listitem>
Spin and block events [two different kinds of events -- avg] are now reported
before lock acquisition events [temporal order -- avg].
> + </itemizedlist>
> </sect2>
>
> <sect2 xml:id="userland-contrib">
>
> Modified: head/release/doc/share/xml/sponsor.ent
> ==============================================================================
> --- head/release/doc/share/xml/sponsor.ent Thu Jun 25 18:44:29 2015 (r284828)
> +++ head/release/doc/share/xml/sponsor.ent Thu Jun 25 18:44:31 2015 (r284829)
> @@ -15,6 +15,8 @@
> <!ENTITY citrix "Citrix Systems">
> <!ENTITY citrix.rd "Citrix Systems R&D">
>
> +<!ENTITY clusterhq "ClusterHQ">
> +
> <!ENTITY darpa "DARPA">
> <!ENTITY darpa_afrl "DARPA, AFRL">
>
>
--
Andriy Gapon
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