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nebula 版本：2.0.1
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部署方式（分布式 / 单机 / Docker / DBaaS）：分布式
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是否为线上版本：Y
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硬件信息
- 磁盘（ 推荐使用 SSD）1.8T
- CPU、内存信息 96C 128G
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metad无法完成选举
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打开metad 全部日志发现如下
I0604 16:43:34.474550 11528 NebulaStore.cpp:393] Add peer "192.168.100.74":45501
I0604 16:43:34.474571 11528 NebulaStore.cpp:393] Add peer "192.168.100.75":45501
I0604 16:43:34.474608 11528 RocksEngine.cpp:155] Get: ^D^@^@^@^A^@^@^@ Not Found
I0604 16:43:34.474620 11528 Part.cpp:50] [Port: 45501, Space: 0, Part: 0] Cannot fetch the last committed log id from the storage engine
I0604 16:43:34.474630 11528 RaftPart.cpp:295] [Port: 45501, Space: 0, Part: 0] There are 2 peer hosts, and total 3 copies. The quorum is 2, as learner 0, lastLogId 0, lastLogTerm 0, committedLogId 0, term 0
I0604 16:43:34.474642 11528 RaftPart.cpp:308] [Port: 45501, Space: 0, Part: 0] Add peer "192.168.100.74":45501
I0604 16:43:34.474660 11528 RaftPart.cpp:308] [Port: 45501, Space: 0, Part: 0] Add peer "192.168.100.75":45501
I0604 16:43:34.474778 11528 NebulaStore.cpp:357] Space 0, part 0 has been added, asLearner 0
I0604 16:43:34.474818 11528 NebulaStore.cpp:68] Register handler...
I0604 16:43:34.474828 11528 MetaDaemon.cpp:99] Waiting for the leader elected...
I0604 16:43:34.474839 11528 MetaDaemon.cpp:112] Leader has not been elected, sleep 1s
I0604 16:43:35.133103 11569 RaftPart.cpp:1043] [Port: 45501, Space: 0, Part: 0] Start leader election, reason: lastMsgDur 659, term 0
I0604 16:43:35.133157 11569 RaftPart.cpp:1165] [Port: 45501, Space: 0, Part: 0] Start leader election...
I0604 16:43:35.133179 11569 RaftPart.cpp:1193] [Port: 45501, Space: 0, Part: 0] Sending out an election request (space = 0, part = 0, term = 1, lastLogId = 0, lastLogTerm = 0, candidateIP = 192.168.100.73, candidatePort = 45501)
I0604 16:43:35.133213 11569 RaftPart.cpp:1213] [Port: 45501, Space: 0, Part: 0] Sending AskForVoteRequest to [Port: 45501, Space: 0, Part: 0] [Host: 192.168.100.74:45501]
I0604 16:43:35.133495 11569 RaftPart.cpp:1213] [Port: 45501, Space: 0, Part: 0] Sending AskForVoteRequest to [Port: 45501, Space: 0, Part: 0] [Host: 192.168.100.75:45501]
I0604 16:43:35.133527 11574 ThriftClientManager.inl:48] There is no existing client to "192.168.100.74":45501, trying to create one
I0604 16:43:35.133548 11569 RaftPart.cpp:1232] [Port: 45501, Space: 0, Part: 0] AskForVoteRequest has been sent to all peers, waiting for responses
I0604 16:43:35.133610 11574 ThriftClientManager.inl:69] Connecting to "192.168.100.74":45501 for 1 times
I0604 16:43:35.134526 11574 ThriftClientManager.inl:48] There is no existing client to "192.168.100.75":45501, trying to create one
I0604 16:43:35.134565 11574 ThriftClientManager.inl:69] Connecting to "192.168.100.75":45501 for 2 times
I0604 16:43:35.134907 11574 AsyncSocket.cpp:2229] AsyncSocket::handleConnect(this=0x7fd959200390, fd=118 host=192.168.100.74:45501) exception: AsyncSocketException: connect failed, type = Socket not open, errno = 113 (No route to host)
I0604 16:43:35.135071 11574 AsyncSocket.cpp:2229] AsyncSocket::handleConnect(this=0x7fd959200710, fd=119 host=192.168.100.75:45501) exception: AsyncSocketException: connect failed, type = Socket not open, errno = 113 (No route to host)
I0604 16:43:35.135136 11574 CollectNSucceeded.inl:63] Set Value [completed=2, total=2, Result list size=0]
I0604 16:43:35.135239 11569 RaftPart.cpp:1239] [Port: 45501, Space: 0, Part: 0] Got AskForVote response back
I0604 16:43:35.135293 11569 RaftPart.cpp:1275] [Port: 45501, Space: 0, Part: 0] No one is elected, continue the election
连接对应metad节点失败
192.168.100.73去连接192.168.100.75 45501端口，失败
192.168.100.75查看端口显示如下
只绑定了ipv6端口？试了几种方案都不好使，麻烦问下这种情况如何处理，同机器上sshd应用同时绑定了ipv4和ipv6端口
192.168.100.75 ifconfig显示如下
[root@localhost logs]# ifconfig
em1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.100.75 netmask 255.255.255.0 broadcast 192.168.100.255
inet6 fe80::2eea:7fff:feed:fa8 prefixlen 64 scopeid 0x20<link>
ether 2c:ea:7f:ed:0f:a8 txqueuelen 1000 (Ethernet)
RX packets 521951 bytes 144353534 (137.6 MiB)
RX errors 0 dropped 37591 overruns 0 frame 0
TX packets 162825 bytes 16776423 (15.9 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 32
em2: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
ether 2c:ea:7f:ed:0f:a9 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 34
em3: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
ether 2c:ea:7f:ed:0f:aa txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 141
em4: flags=4099<UP,BROADCAST,MULTICAST> mtu 1500
ether 2c:ea:7f:ed:0f:ab txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
device interrupt 142
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 685 bytes 35394 (34.5 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 685 bytes 35394 (34.5 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0