mirror of
https://github.com/ceph/ceph
synced 2024-12-29 06:52:35 +00:00
06e0a312d4
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>
74 lines
2.1 KiB
Plaintext
74 lines
2.1 KiB
Plaintext
digraph {
|
|
|
|
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"]
|
|
S1 -> N1 [color=orange,penwidth=2.0];
|
|
N2 [label="up:starting"]
|
|
S1 -> N2 [color=orange,penwidth=2.0];
|
|
N3 [label="up:replay"]
|
|
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"]
|
|
N3 -> N5 [color=orange,penwidth=2.0];
|
|
N4 -> N5 [color=orange,penwidth=2.0];
|
|
N6 [label="up:rejoin"]
|
|
N5 -> N6 [color=orange,penwidth=2.0];
|
|
N7 [label="up:clientreplay"]
|
|
N6 -> N7 [color=orange,penwidth=2.0];
|
|
|
|
node [color=green,peripheries=2];
|
|
S0 [label="up:active"]
|
|
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];
|
|
|
|
// going down but still accessible by clients
|
|
node [color=purple,peripheries=2];
|
|
S3 [label="up:stopping"]
|
|
S0 -> S3 [color=purple,penwidth=2.0];
|
|
|
|
// terminal (but "in")
|
|
node [shape=polygon,sides=6,color=red,peripheries=2];
|
|
D0 [label="down:failed"]
|
|
N2 -> D0 [color=red,penwidth=2.0];
|
|
N3 -> D0 [color=red,penwidth=2.0];
|
|
N4 -> D0 [color=red,penwidth=2.0];
|
|
N5 -> D0 [color=red,penwidth=2.0];
|
|
N6 -> D0 [color=red,penwidth=2.0];
|
|
N7 -> D0 [color=red,penwidth=2.0];
|
|
S0 -> D0 [color=red,penwidth=2.0];
|
|
S3 -> D0 [color=red,penwidth=2.0];
|
|
D0 -> N3 [color=red,penwidth=2.0];
|
|
|
|
// terminal (but not "in")
|
|
node [shape=polygon,sides=6,color=black,peripheries=1];
|
|
D1 [label="down:damaged"]
|
|
N3 -> D1 [color=black,penwidth=2.0];
|
|
N4 -> D1 [color=black,penwidth=2.0];
|
|
N5 -> D1 [color=black,penwidth=2.0];
|
|
N6 -> D1 [color=black,penwidth=2.0];
|
|
N7 -> D1 [color=black,penwidth=2.0];
|
|
S0 -> D1 [color=black,penwidth=2.0];
|
|
S3 -> D1 [color=black,penwidth=2.0];
|
|
D1 -> D0 [color=red,penwidth=2.0]
|
|
|
|
node [shape=polygon,sides=6,color=purple,peripheries=1];
|
|
D3 [label="down:stopped"]
|
|
S3 -> D3 [color=purple,penwidth=2.0];
|
|
|
|
}
|