1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
<protocol-stack name="Default probabilistic protocol stack" version="1.0.0">
<protocol>
<protocol-name>UDP Protocol</protocol-name>
<description>Sends and receives messages on UDP sockets</description>
<class-name>org.javagroups.protocols.UDP</class-name>
<protocol-params>
<protocol-param name="mcast_addr" value="228.8.8.8"/>
<protocol-param name="mcast_port" value="45566"/>
<protocol-param name="mcast_send_buf_size" value="150000"/>
<protocol-param name="mcast_recv_buf_size" value="80000"/>
<protocol-param name="ip_ttl" value="32"/>
</protocol-params>
</protocol>
<protocol>
<protocol-name>Ping Protocol</protocol-name>
<description>Find the initial membership</description>
<class-name>org.javagroups.protocols.PING</class-name>
<protocol-params>
<protocol-param name="timeout" value="2000"/>
<protocol-param name="num_initial_members" value="3"/>
</protocol-params>
</protocol>
<protocol>
<protocol-name>Merge Protocol</protocol-name>
<description>Periodically tries to detect subgroups and emits MERGE events in
that case</description>
<class-name>org.javagroups.protocols.MERGE2</class-name>
<protocol-params>
<protocol-param name="min_interval" value="5000"/>
<protocol-param name="max_interval" value="10000"/>
</protocol-params>
</protocol>
<protocol>
<protocol-name>Failure Detection Socket</protocol-name>
<description>Failure detection based on sockets</description>
<class-name>org.javagroups.protocols.pbcast.FD</class-name>
</protocol>
<protocol>
<protocol-name>Verify Suspect</protocol-name>
<description>Double-checks that a suspected member is really dead</description>
<class-name>org.javagroups.protocols.VERIFY_SUSPECT</class-name>
<protocol-params>
<protocol-param name="timeout" value="1500"/>
</protocol-params>
</protocol>
<protocol>
<protocol-name>PBCAST-based message transmission</protocol-name>
<description>Mcast message transmission based
on probabilistic broadcast (Ken Birman et al)</description>
<class-name>org.javagroups.protocols.pbcast.PBCAST</class-name>
<protocol-params>
<protocol-param name="desired_avg_gossip" value="8000"/>
<protocol-param name="mcast_gossip" value="true"/>
<protocol-param name="gc_lag" value="30"/>
<protocol-param name="max_queue" value="20"/>
</protocol-params>
</protocol>
<protocol>
<protocol-name>Unicast Protocol</protocol-name>
<description>Provides lossless transmission of unicast message (similar to TCP)</description>
<class-name>org.javagroups.protocols.UNICAST</class-name>
<protocol-params>
<protocol-param name="timeout" value="1200,2400,3000"/>
</protocol-params>
</protocol>
<protocol>
<protocol-name>Fragmentation Protocol</protocol-name>
<description>Divides up larger message into smaller pieces</description>
<class-name>org.javagroups.protocols.FRAG</class-name>
<protocol-params>
<protocol-param name="frag_size" value="8192"/>
<protocol-param name="down_thread" value="false"/>
<protocol-param name="up_thread" value="false"/>
</protocol-params>
</protocol>
<protocol>
<protocol-name>PB Cast Group Membership Protocol</protocol-name>
<description>Maintains the member ship view</description>
<class-name>org.javagroups.protocols.pbcast.GMS</class-name>
<protocol-params>
<protocol-param name="join_timeout" value="3000"/>
<protocol-param name="join_retry_timeout" value="2000"/>
<protocol-param name="shun" value="true"/>
<protocol-param name="print_local_addr" value="true"/>
</protocol-params>
</protocol>
</protocol-stack>
|
