From 864ebdc6264d134b1face2cd6b400b992b31e6e5 Mon Sep 17 00:00:00 2001
From: Steve Vinoski <vinoski@ieee.org>
Date: Sat, 21 Jun 2014 17:22:34 -0400
Subject: add missing description for erl +SDio option

Add explanatory text for the erl +SDio option, which is used to set the
number of dirty I/O schedulers.
---
 erts/doc/src/erl.xml | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'erts/doc')

diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml
index 9724a1345a..1a4a955d8b 100644
--- a/erts/doc/src/erl.xml
+++ b/erts/doc/src/erl.xml
@@ -848,6 +848,19 @@
           </p>
       </item>
       <tag><marker id="+SDio"><c><![CDATA[+SDio IOSchedulers]]></c></marker></tag>
+      <item>
+          <p>Sets the number of dirty I/O scheduler threads to create when threading
+            support has been enabled. The valid range is 0-1024. By default, the number
+            of dirty I/O scheduler threads created is 10, same as the default number of
+            threads in the <seealso marker="#async_thread_pool_size">async thread pool
+            </seealso>.
+          </p>
+          <p>This option is ignored if the emulator doesn't have threading support
+            enabled. Currently, <em>this option is experimental</em> and is supported only
+            if the emulator was configured and built with support for dirty schedulers
+            enabled (it's disabled by default).
+          </p>
+      </item>
       <tag><c><![CDATA[+sFlag Value]]></c></tag>
       <item>
         <p>Scheduling specific flags.</p>
-- 
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