6.15.2.1.2.4.1. RPC CALL fail-over test report

This is the report for Test Case 4: Client on Master and Server on Slave, Master fails.

This scenario is executed with help of oslo.messaging simulator. There is one client-server pair of simulator running in single-threaded mode. The stats are collected from both client and server and detailed report is shown with one second precision.

6.15.2.1.2.4.1.1. Execution Summary

attribute value
Client sent, msg 30390
Server received, msg 30390
Client received replies, msg 30388
Loss, msg 2
Errors, msg 2
Duration, sec 121.1
Throughput, msg/sec 251.0
Transfer, Mb 94.5
Bandwidth, Mb/sec 0.8
Avg. request latency, ms 2.3
Max request latency, ms 2021.9
Avg. round-trip latency, ms 3.6
Max round-trip latency, ms 2024.1

6.15.2.1.2.4.1.2. Message flow

This chart shows the message flow between client and server. It includes messages sent by the client, received by the server, replies received by the client and errors caught by the client.

../../../../../_images/rpc_call_message_flow3.svg
where:
  • sent - messages sent by the client
  • received - messages received by the server
  • round-trip - replies to messages received by the client
  • errors - errors exposed and caught by the client

6.15.2.1.2.4.1.3. Messages sent by the client

This chart shows messages sent by client and error rate.

../../../../../_images/rpc_call_sent_messages3.svg
RPC CALL sent messages
time sent, msg errors, msg
0 1 0
1 208 0
2 230 0
3 236 0
4 242 0
5 245 0
6 237 0
7 246 0
8 242 0
9 239 0
10 245 0
11 54 0
12 . 0
13 . 0
14 . 0
15 . 0
16 1 1
17 . 0
18 233 0
19 242 0
20 241 0
21 . 0
22 . 0
23 . 0
24 . 0
25 1 1
26 . 0
27 1 0
28 290 0
29 289 0
30 293 0
31 294 0
32 289 0
33 297 0
34 282 0
35 293 0
36 294 0
37 291 0
38 289 0
39 296 0
40 292 0
41 300 0
42 293 0
43 285 0
44 291 0
45 299 0
46 295 0
47 293 0
48 290 0
49 285 0
50 293 0
51 295 0
52 296 0
53 295 0
54 293 0
55 305 0
56 301 0
57 303 0
58 300 0
59 299 0
60 299 0
61 296 0
62 299 0
63 301 0
64 291 0
65 292 0
66 286 0
67 290 0
68 286 0
69 290 0
70 289 0
71 288 0
72 291 0
73 299 0
74 296 0
75 300 0
76 298 0
77 296 0
78 295 0
79 298 0
80 291 0
81 295 0
82 294 0
83 302 0
84 299 0
85 296 0
86 299 0
87 300 0
88 297 0
89 295 0
90 299 0
91 305 0
92 300 0
93 300 0
94 287 0
95 291 0
96 293 0
97 300 0
98 295 0
99 297 0
100 289 0
101 292 0
102 283 0
103 284 0
104 283 0
105 288 0
106 284 0
107 290 0
108 283 0
109 281 0
110 279 0
111 290 0
112 292 0
113 290 0
114 286 0
115 297 0
116 290 0
117 292 0
118 289 0
119 293 0
120 276 0

6.15.2.1.2.4.1.4. Messages received by the server

This chart shows messages received by the server and their latency.

../../../../../_images/rpc_call_received_messages3.svg
RPC CALL received messages
time sent, msg latency, ms
0 0 .
1 0 .
2 207 3.2
3 230 2.8
4 236 2.8
5 241 2.6
6 245 2.6
7 238 2.7
8 245 2.6
9 242 2.7
10 239 2.7
11 245 2.6
12 57 2.8
13 0 .
14 0 .
15 0 .
16 0 .
17 0 .
18 0 .
19 230 10.4
20 242 2.5
21 244 2.5
22 1 13.4
23 0 .
24 0 .
25 0 .
26 0 .
27 0 .
28 0 .
29 286 9.3
30 289 2.2
31 293 2.2
32 294 2.1
33 289 2.2
34 297 2.1
35 282 2.3
36 292 2.2
37 294 2.2
38 292 2.2
39 288 2.2
40 295 2.2
41 293 2.1
42 300 2.1
43 293 2.1
44 285 2.2
45 291 2.2
46 299 2.1
47 295 2.1
48 293 2.1
49 291 2.2
50 284 2.2
51 293 2.2
52 295 2.2
53 295 2.1
54 295 2.2
55 295 2.1
56 303 2.1
57 301 2.1
58 303 2.1
59 300 2.1
60 301 2.1
61 297 2.2
62 296 2.1
63 299 2.1
64 300 2.1
65 294 2.2
66 290 2.2
67 286 2.2
68 290 2.2
69 286 2.2
70 290 2.2
71 289 2.2
72 288 2.2
73 291 2.2
74 299 2.1
75 295 2.1
76 300 2.1
77 299 2.1
78 296 2.1
79 295 2.1
80 298 2.1
81 290 2.2
82 296 2.1
83 293 2.1
84 303 2.1
85 299 2.1
86 296 2.1
87 298 2.1
88 300 2.1
89 297 2.1
90 295 2.1
91 299 2.1
92 305 2.0
93 300 2.1
94 300 2.1
95 287 2.2
96 292 2.1
97 292 2.1
98 300 2.1
99 295 2.1
100 297 2.1
101 289 2.2
102 292 2.1
103 284 2.2
104 284 2.2
105 283 2.2
106 287 2.2
107 284 2.2
108 290 2.2
109 283 2.2
110 281 2.2
111 279 2.2
112 290 2.2
113 291 2.2
114 291 2.2
115 286 2.2
116 296 2.1
117 290 2.2
118 292 2.1
119 290 2.2
120 293 2.2
121 285 2.1
122 0 .
123 0 .

6.15.2.1.2.4.1.5. Replies received by the client

This chart shows replies received by the client and total round-trip latency.

../../../../../_images/rpc_call_round_trip_messages3.svg
RPC CALL round-trip messages
time round-trip, msg latency, ms
0 0 .
1 208 4.8
2 230 4.3
3 236 4.2
4 242 4.1
5 245 4.0
6 237 4.2
7 246 4.0
8 242 4.1
9 239 4.1
10 245 4.0
11 54 4.2
12 0 .
13 0 .
14 0 .
15 0 .
16 0 .
17 0 .
18 233 11.8
19 242 4.1
20 241 4.0
21 0 .
22 0 .
23 0 .
24 0 .
25 0 .
26 0 .
27 1 2024.1
28 290 3.4
29 289 3.4
30 293 3.4
31 294 3.4
32 289 3.4
33 297 3.3
34 282 3.5
35 293 3.4
36 294 3.4
37 291 3.4
38 289 3.4
39 295 3.3
40 293 3.4
41 300 3.3
42 292 3.4
43 286 3.5
44 291 3.4
45 299 3.3
46 295 3.3
47 293 3.4
48 290 3.4
49 284 3.5
50 294 3.4
51 295 3.3
52 295 3.3
53 295 3.3
54 293 3.4
55 305 3.2
56 301 3.3
57 303 3.3
58 300 3.3
59 299 3.3
60 299 3.3
61 296 3.3
62 299 3.3
63 301 3.3
64 291 3.4
65 292 3.4
66 286 3.4
67 290 3.4
68 286 3.4
69 290 3.4
70 289 3.4
71 288 3.4
72 291 3.4
73 299 3.3
74 296 3.3
75 300 3.3
76 298 3.3
77 296 3.3
78 295 3.3
79 298 3.3
80 290 3.4
81 296 3.3
82 294 3.4
83 302 3.3
84 299 3.3
85 297 3.3
86 298 3.3
87 300 3.3
88 297 3.3
89 295 3.3
90 299 3.3
91 305 3.2
92 300 3.3
93 300 3.3
94 287 3.4
95 291 3.4
96 293 3.4
97 300 3.3
98 295 3.3
99 297 3.3
100 289 3.4
101 292 3.4
102 283 3.5
103 284 3.5
104 283 3.5
105 288 3.4
106 284 3.5
107 290 3.4
108 283 3.5
109 281 3.5
110 279 3.5
111 290 3.4
112 292 3.4
113 291 3.4
114 285 3.5
115 297 3.3
116 290 3.4
117 292 3.4
118 289 3.4
119 293 3.4
120 278 3.3