diff options
Diffstat (limited to 'erts/doc/src/erl.xml')
| -rw-r--r-- | erts/doc/src/erl.xml | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index cfbc38f176..f8a92e1ec4 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -442,11 +442,7 @@ system with SMP support is available. <c>-smp auto</c> starts the Erlang runtime system with SMP support enabled if it is available and more than one logical processor are detected. - <c>-smp disable</c> starts a runtime system without SMP support. - By default <c>-smp auto</c> will be used unless a conflicting - parameter has been passed, then <c>-smp disable</c> will be - used. Currently only the <c>-hybrid</c> parameter conflicts - with <c>-smp auto</c>.</p> + <c>-smp disable</c> starts a runtime system without SMP support.</p> <p><em>NOTE</em>: The runtime system with SMP support will not be available on all supported platforms. See also the <seealso marker="#+S">+S</seealso> flag.</p> @@ -766,6 +762,16 @@ <seealso marker="erlang#system_info_scheduler_bindings">erlang:system_info(scheduler_bindings)</seealso>. </p> </item> + <tag><marker id="+sbwt"><c>+sbwt none|very_short|short|medium|long|very_long</c></marker></tag> + <item> + <p>Set scheduler busy wait threshold. Default is <c>medium</c>. + The threshold determines how long schedulers should busy + wait when running out of work before going to sleep. + </p> + <p><em>NOTE:</em> This flag may be removed or changed at any time + without prior notice. + </p> + </item> <tag><marker id="+scl"><c>+scl true|false</c></marker></tag> <item> <p>Enable or disable scheduler compaction of load. By default @@ -901,6 +907,17 @@ <p>For more information, see <seealso marker="erlang#system_info_cpu_topology">erlang:system_info(cpu_topology)</seealso>.</p> </item> + <tag><marker id="+sws"><c>+sws default|legacy|proposal</c></marker></tag> + <item> + <p>Set scheduler wakeup strategy. Default is <c>legacy</c> (has been + used since OTP-R13B). The <c>proposal</c> strategy is the currently + proposed strategy for OTP-R16. Note that the <c>proposal</c> strategy + might change during OTP-R15. + </p> + <p><em>NOTE:</em> This flag may be removed or changed at any time + without prior notice. + </p> + </item> <tag><marker id="+swt"><c>+swt very_low|low|medium|high|very_high</c></marker></tag> <item> <p>Set scheduler wakeup threshold. Default is <c>medium</c>. |