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| author | Patrik Nyblom <[email protected]> | 2013-04-05 18:52:53 +0200 |
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| committer | Patrik Nyblom <[email protected]> | 2013-04-05 18:52:53 +0200 |
| commit | fea6a84a9a08902fea79085e135f6e53986c02a2 (patch) | |
| tree | 5b7064170f8c2c5b2e070603f05d1f632f719367 /erts/doc/src | |
| parent | f8610708a847dcc6352df1d65c391b697897e712 (diff) | |
| parent | b9ef8bac23fa0421765afe3073f430a1f0d92260 (diff) | |
| download | otp-fea6a84a9a08902fea79085e135f6e53986c02a2.tar.gz otp-fea6a84a9a08902fea79085e135f6e53986c02a2.tar.bz2 otp-fea6a84a9a08902fea79085e135f6e53986c02a2.zip | |
Merge branch 'maint'
Diffstat (limited to 'erts/doc/src')
| -rw-r--r-- | erts/doc/src/erl.xml | 14 | ||||
| -rw-r--r-- | erts/doc/src/notes.xml | 55 |
2 files changed, 69 insertions, 0 deletions
diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 622b40a80a..1f7c5b5a7f 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -1009,6 +1009,20 @@ documentation of the <seealso marker="#+sbt">+sbt</seealso> flag. </p> </item> + <tag><marker id="+swct"><c>+sws very_eager|eager|medium|lazy|very_lazy</c></marker></tag> + <item> + <p> + Set scheduler wake cleanup threshold. Default is <c>medium</c>. + This flag controls how eager schedulers should be requesting + wake up due to certain cleanup operations. When a lazy setting + is used, more outstanding cleanup operations can be left undone + while a scheduler is idling. When an eager setting is used, + schedulers will more frequently be woken, potentially increasing + CPU-utilization. + </p> + <p><em>NOTE:</em> This flag may be removed or changed at any time without prior notice. + </p> + </item> <tag><marker id="+sws"><c>+sws default|legacy</c></marker></tag> <item> <p> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 7fc61517a8..c9c46afa4b 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -30,6 +30,61 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 5.10.1.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The BIF <seealso + marker="erlang#is_process_alive/1"><c>is_process_alive/1</c></seealso> + could prematurely return <c>false</c> while the process + being inspected was terminating. This bug was introduced + in ERTS-5.10.</p> + <p> + Own Id: OTP-10926</p> + </item> + <item> + <p>Fix a problem in <c>erlang:delete_element/2</c> where + the call could corrupt one word of stack if the heap and + stack met during call.</p> + <p> + Own Id: OTP-10932</p> + </item> + <item> + <p> + The <seealso + marker="erl#+sws"><c>+sws<value></c></seealso> and + <seealso + marker="erl#+swt"><c>+swt<value></c></seealso> + system flags failed if no white space were passed between + the parameter and value parts of the flags. Upon failure, + the runtime system refused to start.</p> + <p> + Own Id: OTP-11000</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Scheduler threads will now by default be less eager + requesting wakeup due to certain cleanup operations. This + can also be controlled using the <seealso + marker="erl#+swct"><c>+swct</c></seealso> command line + argument of <seealso + marker="erl"><c>erl(1)</c></seealso>.</p> + <p> + Own Id: OTP-10994</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 5.10.1</title> <section><title>Fixed Bugs and Malfunctions</title> |