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authorSverker Eriksson <[email protected]>2019-04-02 16:04:01 +0200
committerSverker Eriksson <[email protected]>2019-04-02 16:04:01 +0200
commit073e2c200aef1a125686f72a5ad73915b7522a68 (patch)
tree6138546c0b7a891811534f2b62c07333440fe9d4 /erts/doc
parentcfbe0f159d76dca3085fe2422f73f3e1fefefcfc (diff)
parentaef76b8e8bdce86e46e2267331b1b957f796653f (diff)
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Merge branch 'sverker/enable-big-creation/OTP-15603'
AGAIN * sverker/enable-big-creation/OTP-15603: erts: Document new EPMD response ALIVE2_X_RESP erl_interface: Support 32-bit creation local cnode jinterface: Remove old encoding of pid,port,refs
Diffstat (limited to 'erts/doc')
-rw-r--r--erts/doc/src/erl_dist_protocol.xml28
-rw-r--r--erts/doc/src/erl_ext_fig.gifbin3834 -> 3840 bytes
2 files changed, 23 insertions, 5 deletions
diff --git a/erts/doc/src/erl_dist_protocol.xml b/erts/doc/src/erl_dist_protocol.xml
index 185c75fe84..1951d498cd 100644
--- a/erts/doc/src/erl_dist_protocol.xml
+++ b/erts/doc/src/erl_dist_protocol.xml
@@ -109,7 +109,8 @@
<title>Register a Node in EPMD</title>
<p>When a distributed node is started it registers itself in the EPMD.
The message <c>ALIVE2_REQ</c> described below is sent from the node to
- the EPMD. The response from the EPMD is <c>ALIVE2_RESP</c>.</p>
+ the EPMD. The response from the EPMD is <c>ALIVE2_X_RESP</c> (or
+ <c>ALIVE2_RESP</c>).</p>
<table align="left">
<row>
@@ -155,12 +156,12 @@
<tag><c>HighestVersion</c></tag>
<item>
<p>The highest distribution version that this node can handle.
- The value in Erlang/OTP R6B and later is 5.</p>
+ The value in OTP 22 and later is 6.</p>
</item>
<tag><c>LowestVersion</c></tag>
<item>
<p>The lowest distribution version that this node can handle.
- The value in Erlang/OTP R6B and later is 5.</p>
+ The value in OTP 22 and later is 5.</p>
</item>
<tag><c>Nlen</c></tag>
<item>
@@ -184,7 +185,24 @@
node is a distributed node. When the connection is closed,
the node is automatically unregistered from the EPMD.</p>
- <p>The response message <c>ALIVE2_RESP</c> is as follows:</p>
+ <p>The response message is either <c>ALIVE2_X_RESP</c> or
+ <c>ALIVE2_RESP</c> depending on distribution version. If both the node
+ and EPMD support distribution version 6 then response is
+ <c>ALIVE2_X_RESP</c> otherwise it is the older <c>ALIVE2_RESP</c>:</p>
+
+ <table align="left">
+ <row>
+ <cell align="center">1</cell>
+ <cell align="center">1</cell>
+ <cell align="center">4</cell>
+ </row>
+ <row>
+ <cell align="center"><c>118</c></cell>
+ <cell align="center"><c>Result</c></cell>
+ <cell align="center"><c>Creation</c></cell>
+ </row>
+ <tcaption>ALIVE2_X_RESP (118) with 32 bit creation</tcaption>
+ </table>
<table align="left">
<row>
@@ -197,7 +215,7 @@
<cell align="center"><c>Result</c></cell>
<cell align="center"><c>Creation</c></cell>
</row>
- <tcaption>ALIVE2_RESP (121)</tcaption>
+ <tcaption>ALIVE2_RESP (121) with 16-bit creation</tcaption>
</table>
<p>Result = 0 -> ok, result &gt; 0 -> error.</p>
diff --git a/erts/doc/src/erl_ext_fig.gif b/erts/doc/src/erl_ext_fig.gif
index 14d6bbc871..40dd17bd5e 100644
--- a/erts/doc/src/erl_ext_fig.gif
+++ b/erts/doc/src/erl_ext_fig.gif
Binary files differ