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authorXavier Noria <[email protected]>2018-04-05 01:40:20 +0200
committerXavier Noria <[email protected]>2018-06-13 12:04:08 +0200
commitb0900fc2f7daab1c77dd8878c39ab24591bb076b (patch)
treea7f75ae939076a1e54213b3db883fd3478097548 /erts/doc
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Explain why the AM becomes group leader
Diffstat (limited to 'erts/doc')
-rw-r--r--erts/doc/src/erlang.xml9
1 files changed, 8 insertions, 1 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 1b973cd60e..984072076c 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -2068,8 +2068,15 @@ end</pre>
Typically, this is used when a process started from a
certain shell is to have another group leader than
<c>init</c>.</p>
+ <p>The group leader should be rarely changed in
+ applications with a supervision tree, because OTP
+ assumes the group leader of their processes is
+ their application master.</p>
<p>See also
- <seealso marker="#group_leader/0"><c>group_leader/0</c></seealso>.</p>
+ <seealso marker="#group_leader/0"><c>group_leader/0</c></seealso>
+ and <seealso marker="doc/design_principles:applications#stopping">OTP
+ design principles</seealso> related to starting and stopping
+ applications.</p>
</desc>
</func>