From c682c782456a85b78130cc9748ec2d9bdf9529ca Mon Sep 17 00:00:00 2001
From: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>
Date: Sun, 18 Oct 2020 21:36:23 +0100
Subject: [PATCH] docs: update diagram

---
 design/server.gv  |   8 +-
 design/server.svg | 234 +++++++++++++++++++++++-----------------------
 2 files changed, 119 insertions(+), 123 deletions(-)

diff --git a/design/server.gv b/design/server.gv
index a0adc2e32..42816d43c 100644
--- a/design/server.gv
+++ b/design/server.gv
@@ -5,8 +5,8 @@ digraph SMPServer {
 
   subgraph clusterPersistence {
     label="persistence (STM)"
-    msgQueues [shape=cylinder label="Message\nqueues\npersistence"]
-    queueStore [shape=cylinder label="SMP connections\n(aka SMP queues)\npersistence"]
+    msgQueues [shape=cylinder label="Message\nqueues"]
+    queueStore [shape=cylinder label="SMP connections\n(aka SMP queues)"]
   }
 
   subgraph clusterServer {
@@ -41,7 +41,7 @@ digraph SMPServer {
     runClient -> {client receive send} [style=dashed label=race color=orange fontcolor=orange]
     server -> inq [label="END"]
 
-    subscriber [shape=hexagon color=orange label="subscriber\nthread\n(only sends\n1 msg atm)"]
+    subscriber [shape=hexagon color=orange label="subscriber\nthread"]
 
     inq [shape=rarrow label="receive\nTBQueue"]
     outq [shape=larrow label="send\nTBQueue"]
@@ -49,7 +49,7 @@ digraph SMPServer {
     msgQueues -> subscriber [label="Message" color=green fontcolor=green]
     subscriber -> outq [label="MSG" color=blue fontcolor=blue constraint=false]
     client -> queueStore [dir=both]
-    client -> subscriber [style=dashed label="1 fork\nper\nqueue" color=orange]
+    client -> subscriber [style=dashed label="1 fork per\nSMP queue/\nconnection" color=orange]
     client -> msgQueues [dir="both" label="SEND,\nSUB,\nACK" color=green]
     client -> outq -> send -> cs [color=blue]
     client -> subscribedQ [label="(rId,\nClient)"]
diff --git a/design/server.svg b/design/server.svg
index 2e02ee72d..72b472be7 100644
--- a/design/server.svg
+++ b/design/server.svg
@@ -4,280 +4,276 @@
 <!-- Generated by graphviz version 2.40.1 (20161225.0304)
  -->
 <!-- Title: SMPServer Pages: 1 -->
-<svg width="910pt" height="751pt"
- viewBox="0.00 0.00 910.00 750.66" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
-<g id="graph0" class="graph" transform="scale(1 1) rotate(0) translate(4 746.6609)">
+<svg width="889pt" height="689pt"
+ viewBox="0.00 0.00 889.00 689.40" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+<g id="graph0" class="graph" transform="scale(1 1) rotate(0) translate(4 685.3999)">
 <title>SMPServer</title>
-<polygon fill="#ffffff" stroke="transparent" points="-4,4 -4,-746.6609 906,-746.6609 906,4 -4,4"/>
+<polygon fill="#ffffff" stroke="transparent" points="-4,4 -4,-685.3999 885,-685.3999 885,4 -4,4"/>
 <g id="clust1" class="cluster">
 <title>clusterPersistence</title>
-<polygon fill="none" stroke="#000000" points="680,-155.286 680,-261.536 894,-261.536 894,-155.286 680,-155.286"/>
-<text text-anchor="middle" x="787" y="-244.936" font-family="arial" font-size="14.00" fill="#000000">persistence (STM)</text>
+<polygon fill="none" stroke="#000000" points="671,-112.175 671,-200.275 873,-200.275 873,-112.175 671,-112.175"/>
+<text text-anchor="middle" x="772" y="-183.675" font-family="arial" font-size="14.00" fill="#000000">persistence (STM)</text>
 </g>
 <g id="clust2" class="cluster">
 <title>clusterServer</title>
-<polygon fill="none" stroke="#000000" points="8,-417.7109 8,-734.6609 314,-734.6609 314,-417.7109 8,-417.7109"/>
-<text text-anchor="middle" x="161" y="-718.0609" font-family="arial" font-size="14.00" fill="#000000">server threads</text>
+<polygon fill="none" stroke="#000000" points="8,-356.4499 8,-673.3999 314,-673.3999 314,-356.4499 8,-356.4499"/>
+<text text-anchor="middle" x="161" y="-656.7999" font-family="arial" font-size="14.00" fill="#000000">server threads</text>
 </g>
 <g id="clust3" class="cluster">
 <title>clusterThreads</title>
-<polygon fill="none" stroke="#000000" points="96,-425.7109 96,-497.8859 306,-497.8859 306,-425.7109 96,-425.7109"/>
+<polygon fill="none" stroke="#000000" points="96,-364.4499 96,-436.6249 306,-436.6249 306,-364.4499 96,-364.4499"/>
 </g>
 <g id="clust5" class="cluster">
 <title>clusterConnection</title>
-<polygon fill="none" stroke="#000000" points="322,-8 322,-618.6859 672,-618.6859 672,-8 322,-8"/>
-<text text-anchor="middle" x="497" y="-602.0859" font-family="arial" font-size="14.00" fill="#000000">1 group per client connection</text>
+<polygon fill="none" stroke="#000000" points="322,-8 322,-557.4249 663,-557.4249 663,-8 322,-8"/>
+<text text-anchor="middle" x="492.5" y="-540.8249" font-family="arial" font-size="14.00" fill="#000000">1 group per client connection</text>
 </g>
 <g id="clust6" class="cluster">
 <title>clusterThreads</title>
-<polygon fill="none" stroke="#000000" points="330,-315.536 330,-387.7109 621,-387.7109 621,-315.536 330,-315.536"/>
+<polygon fill="none" stroke="#000000" points="330,-254.275 330,-326.4499 621,-326.4499 621,-254.275 330,-254.275"/>
 </g>
 <!-- msgQueues -->
 <g id="node1" class="node">
 <title>msgQueues</title>
-<path fill="none" stroke="#000000" d="M886.2346,-222.9713C886.2346,-226.2772 869.9937,-228.9625 850,-228.9625 830.0063,-228.9625 813.7654,-226.2772 813.7654,-222.9713 813.7654,-222.9713 813.7654,-169.0506 813.7654,-169.0506 813.7654,-165.7448 830.0063,-163.0594 850,-163.0594 869.9937,-163.0594 886.2346,-165.7448 886.2346,-169.0506 886.2346,-169.0506 886.2346,-222.9713 886.2346,-222.9713"/>
-<path fill="none" stroke="#000000" d="M886.2346,-222.9713C886.2346,-219.6655 869.9937,-216.9802 850,-216.9802 830.0063,-216.9802 813.7654,-219.6655 813.7654,-222.9713"/>
-<text text-anchor="middle" x="850" y="-205.911" font-family="arial" font-size="11.00" fill="#000000">Message</text>
-<text text-anchor="middle" x="850" y="-192.711" font-family="arial" font-size="11.00" fill="#000000">queues</text>
-<text text-anchor="middle" x="850" y="-179.511" font-family="arial" font-size="11.00" fill="#000000">persistence</text>
+<path fill="none" stroke="#000000" d="M865.1227,-163.2985C865.1227,-165.6863 851.6212,-167.6259 835,-167.6259 818.3788,-167.6259 804.8773,-165.6863 804.8773,-163.2985 804.8773,-163.2985 804.8773,-124.3515 804.8773,-124.3515 804.8773,-121.9636 818.3788,-120.024 835,-120.024 851.6212,-120.024 865.1227,-121.9636 865.1227,-124.3515 865.1227,-124.3515 865.1227,-163.2985 865.1227,-163.2985"/>
+<path fill="none" stroke="#000000" d="M865.1227,-163.2985C865.1227,-160.9107 851.6212,-158.971 835,-158.971 818.3788,-158.971 804.8773,-160.9107 804.8773,-163.2985"/>
+<text text-anchor="middle" x="835" y="-147.125" font-family="arial" font-size="11.00" fill="#000000">Message</text>
+<text text-anchor="middle" x="835" y="-133.925" font-family="arial" font-size="11.00" fill="#000000">queues</text>
 </g>
 <!-- subscriber -->
 <g id="node13" class="node">
 <title>subscriber</title>
-<polygon fill="none" stroke="#ffa500" points="663.958,-65.643 634.479,-115.4294 575.521,-115.4294 546.042,-65.643 575.521,-15.8566 634.479,-15.8566 663.958,-65.643"/>
-<text text-anchor="middle" x="605" y="-82.143" font-family="arial" font-size="11.00" fill="#000000">subscriber</text>
-<text text-anchor="middle" x="605" y="-68.943" font-family="arial" font-size="11.00" fill="#000000">thread</text>
-<text text-anchor="middle" x="605" y="-55.743" font-family="arial" font-size="11.00" fill="#000000">(only sends</text>
-<text text-anchor="middle" x="605" y="-42.543" font-family="arial" font-size="11.00" fill="#000000">1 msg atm)</text>
+<polygon fill="none" stroke="#ffa500" points="655.4603,-44.0875 628.2302,-72.2627 573.7698,-72.2627 546.5397,-44.0875 573.7698,-15.9122 628.2302,-15.9122 655.4603,-44.0875"/>
+<text text-anchor="middle" x="601" y="-47.3875" font-family="arial" font-size="11.00" fill="#000000">subscriber</text>
+<text text-anchor="middle" x="601" y="-34.1875" font-family="arial" font-size="11.00" fill="#000000">thread</text>
 </g>
 <!-- msgQueues&#45;&gt;subscriber -->
 <g id="edge13" class="edge">
 <title>msgQueues&#45;&gt;subscriber</title>
-<path fill="none" stroke="#00ff00" d="M818.0484,-164.9352C813.816,-161.4753 809.4112,-158.1665 805,-155.286 760.3684,-126.1423 704.6937,-102.0511 663.4267,-86.2098"/>
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-<text text-anchor="middle" x="804.2825" y="-136.286" font-family="arial" font-size="10.00" fill="#00ff00">Message</text>
+<path fill="none" stroke="#00ff00" d="M809.4578,-121.0579C805.1388,-117.8164 800.5691,-114.7238 796,-112.175 751.158,-87.1607 695.4707,-68.8273 655.1006,-57.527"/>
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+<text text-anchor="middle" x="796.2825" y="-93.175" font-family="arial" font-size="10.00" fill="#00ff00">Message</text>
 </g>
 <!-- queueStore -->
 <g id="node2" class="node">
 <title>queueStore</title>
-<path fill="none" stroke="#000000" d="M795.5756,-222.9713C795.5756,-226.2772 771.5622,-228.9625 742,-228.9625 712.4378,-228.9625 688.4244,-226.2772 688.4244,-222.9713 688.4244,-222.9713 688.4244,-169.0506 688.4244,-169.0506 688.4244,-165.7448 712.4378,-163.0594 742,-163.0594 771.5622,-163.0594 795.5756,-165.7448 795.5756,-169.0506 795.5756,-169.0506 795.5756,-222.9713 795.5756,-222.9713"/>
-<path fill="none" stroke="#000000" d="M795.5756,-222.9713C795.5756,-219.6655 771.5622,-216.9802 742,-216.9802 712.4378,-216.9802 688.4244,-219.6655 688.4244,-222.9713"/>
-<text text-anchor="middle" x="742" y="-205.911" font-family="arial" font-size="11.00" fill="#000000">SMP connections</text>
-<text text-anchor="middle" x="742" y="-192.711" font-family="arial" font-size="11.00" fill="#000000">(aka SMP queues)</text>
-<text text-anchor="middle" x="742" y="-179.511" font-family="arial" font-size="11.00" fill="#000000">persistence</text>
+<path fill="none" stroke="#000000" d="M786.5756,-163.2985C786.5756,-165.6863 762.5622,-167.6259 733,-167.6259 703.4378,-167.6259 679.4244,-165.6863 679.4244,-163.2985 679.4244,-163.2985 679.4244,-124.3515 679.4244,-124.3515 679.4244,-121.9636 703.4378,-120.024 733,-120.024 762.5622,-120.024 786.5756,-121.9636 786.5756,-124.3515 786.5756,-124.3515 786.5756,-163.2985 786.5756,-163.2985"/>
+<path fill="none" stroke="#000000" d="M786.5756,-163.2985C786.5756,-160.9107 762.5622,-158.971 733,-158.971 703.4378,-158.971 679.4244,-160.9107 679.4244,-163.2985"/>
+<text text-anchor="middle" x="733" y="-147.125" font-family="arial" font-size="11.00" fill="#000000">SMP connections</text>
+<text text-anchor="middle" x="733" y="-133.925" font-family="arial" font-size="11.00" fill="#000000">(aka SMP queues)</text>
 </g>
 <!-- main -->
 <g id="node3" class="node">
 <title>main</title>
-<polygon fill="none" stroke="#ffa500" points="93.542,-673.7734 74.271,-701.9486 35.729,-701.9486 16.458,-673.7734 35.729,-645.5982 74.271,-645.5982 93.542,-673.7734"/>
-<text text-anchor="middle" x="55" y="-677.0734" font-family="arial" font-size="11.00" fill="#000000">main</text>
-<text text-anchor="middle" x="55" y="-663.8734" font-family="arial" font-size="11.00" fill="#000000">thread</text>
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+<text text-anchor="middle" x="55" y="-615.8124" font-family="arial" font-size="11.00" fill="#000000">main</text>
+<text text-anchor="middle" x="55" y="-602.6124" font-family="arial" font-size="11.00" fill="#000000">thread</text>
 </g>
 <!-- runClient -->
 <g id="node5" class="node">
 <title>runClient</title>
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+<text text-anchor="middle" x="249" y="-390.6374" font-family="arial" font-size="11.00" fill="#000000">thread</text>
 </g>
 <!-- main&#45;&gt;runClient -->
 <g id="edge1" class="edge">
 <title>main&#45;&gt;runClient</title>
-<path fill="none" stroke="#ffa500" stroke-dasharray="5,2" d="M82.1578,-656.6335C97.1002,-646.5366 115.4954,-632.9686 130,-618.6859 167.6779,-581.5844 203.2683,-532.0423 225.5388,-498.6376"/>
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-<text text-anchor="middle" x="198.7235" y="-564.8859" font-family="arial" font-size="10.00" fill="#ffa500">race</text>
+<path fill="none" stroke="#ffa500" stroke-dasharray="5,2" d="M82.1578,-595.3725C97.1002,-585.2756 115.4954,-571.7076 130,-557.4249 167.6779,-520.3234 203.2683,-470.7813 225.5388,-437.3766"/>
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+<text text-anchor="middle" x="198.7235" y="-503.6249" font-family="arial" font-size="10.00" fill="#ffa500">race</text>
 </g>
 <!-- server -->
 <g id="node6" class="node">
 <title>server</title>
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-<text text-anchor="middle" x="143" y="-451.8984" font-family="arial" font-size="11.00" fill="#000000">thread</text>
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+<text text-anchor="middle" x="143" y="-403.8374" font-family="arial" font-size="11.00" fill="#000000">server</text>
+<text text-anchor="middle" x="143" y="-390.6374" font-family="arial" font-size="11.00" fill="#000000">thread</text>
 </g>
 <!-- main&#45;&gt;server -->
 <g id="edge2" class="edge">
 <title>main&#45;&gt;server</title>
-<path fill="none" stroke="#ffa500" stroke-dasharray="5,2" d="M66.6857,-645.6248C82.3006,-608.0115 110.0166,-541.2491 127.4019,-499.3712"/>
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+<text text-anchor="middle" x="116.7235" y="-503.6249" font-family="arial" font-size="10.00" fill="#ffa500">race</text>
 </g>
 <!-- ss -->
 <g id="node4" class="node">
 <title>ss</title>
-<polygon fill="none" stroke="#0000ff" points="218.4518,-691.7734 111.5482,-691.7734 111.5482,-655.7734 218.4518,-655.7734 218.4518,-691.7734"/>
-<text text-anchor="middle" x="165" y="-670.4734" font-family="arial" font-size="11.00" fill="#000000">server TCP socket</text>
+<polygon fill="none" stroke="#0000ff" points="218.4518,-630.5124 111.5482,-630.5124 111.5482,-594.5124 218.4518,-594.5124 218.4518,-630.5124"/>
+<text text-anchor="middle" x="165" y="-609.2124" font-family="arial" font-size="11.00" fill="#000000">server TCP socket</text>
 </g>
 <!-- ss&#45;&gt;runClient -->
 <g id="edge3" class="edge">
 <title>ss&#45;&gt;runClient</title>
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 </g>
 <!-- cs -->
 <g id="node8" class="node">
 <title>cs</title>
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-<text text-anchor="middle" x="474" y="-564.5859" font-family="arial" font-size="11.00" fill="#000000">client connection TCP socket</text>
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+<text text-anchor="middle" x="474" y="-503.3249" font-family="arial" font-size="11.00" fill="#000000">client connection TCP socket</text>
 </g>
 <!-- runClient&#45;&gt;cs -->
 <g id="edge5" class="edge">
 <title>runClient&#45;&gt;cs</title>
-<path fill="none" stroke="#0000ff" stroke-dasharray="5,2" d="M266.9422,-489.9934C277.6982,-504.6484 292.6446,-521.5997 309.985,-531.8859 323.277,-539.7706 353.6924,-547.2993 384.7675,-553.4144"/>
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 <title>subscribedQ</title>
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 <title>client&#45;&gt;msgQueues</title>
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