doc: fix boot transition in mds state diagram

MDSMonitor assigns a booting MDS immediately to standby. From there, the
standby may be promoted to standby-replay or some state leading to active.

Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>

diff --git a/doc/cephfs/mds-state-diagram.dot b/doc/cephfs/mds-state-diagram.dot
index dee82506729aa9b54247d2406f5781d264884dcc..3ad192ef19ddadef298e0c79fb5b0e4918bef52d 100644 (file)
--- a/doc/cephfs/mds-state-diagram.dot
+++ b/doc/cephfs/mds-state-diagram.dot
@@ -5,13 +5,20 @@ node [shape=circle,style=unfilled,fixedsize=true,width=2.0]
 node [color=blue,peripheries=1];
 N0 [label="up:boot"]
 
+node [color=green,peripheries=1];
+S1 [label="up:standby"]
+N0 -> S1 [color=green,penwidth=2.0];
+S2 [label="up:standby_replay"]
+S1 -> S2 [color=green,penwidth=2.0];
+
 node [color=orange,peripheries=2];
 N1 [label="up:creating"]
-N0 -> N1 [color=orange,penwidth=2.0];
+S1 -> N1 [color=orange,penwidth=2.0];
 N2 [label="up:starting"]
-N0 -> N2 [color=orange,penwidth=2.0];
+S1 -> N2 [color=orange,penwidth=2.0];
 N3 [label="up:replay"]
-N0 -> N3 [color=orange,penwidth=2.0];
+S1 -> N3 [color=orange,penwidth=2.0];
+S2 -> N3 [color=orange,penwidth=2.0];
 N4 [label="up:resolve"]
 N3 -> N4 [color=orange,penwidth=2.0];
 N5 [label="up:reconnect"]
@@ -28,11 +35,6 @@ N7 -> S0 [color=green,penwidth=2.0];
 N1 -> S0 [color=green,penwidth=2.0];
 N2 -> S0 [color=green,penwidth=2.0];
 N6 -> S0 [color=green,penwidth=2.0];
-node [color=green,peripheries=1];
-S1 [label="up:standby"]
-N0 -> S1 [color=green,penwidth=2.0];
-S2 [label="up:standby_replay"]
-N0 -> S2 [color=green,penwidth=2.0];
 
 // going down but still accessible by clients
 node [color=purple,peripheries=2];

diff --git a/doc/cephfs/mds-state-diagram.svg b/doc/cephfs/mds-state-diagram.svg
index 6c3127a3c23b58b27565c4edd82749d7091f396c..d870a6e9b5a005f9e51172af85db1b08bf79e48b 100644 (file)
--- a/doc/cephfs/mds-state-diagram.svg
+++ b/doc/cephfs/mds-state-diagram.svg
@@ -4,308 +4,314 @@
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 <title>N6</title>
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 <title>N7</title>
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