Gaofei Cao created IOTDB-4418:
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Summary: Remove-datanode meets error when the region setting is
Ratis 1 replica.
Key: IOTDB-4418
URL: https://issues.apache.org/jira/browse/IOTDB-4418
Project: Apache IoTDB
Issue Type: Improvement
Reporter: Gaofei Cao
Attachments: confignode1.log, datanode1.log, datanode2.log,
datanode3.log, image-2022-09-15-16-50-38-390.png,
image-2022-09-15-16-51-26-677.png
Before execute remove-datanode.sh
!image-2022-09-15-16-50-38-390.png|width=554,height=246!
After execute remove-datanode.sh, 0.0.0.0:6669 is stuck in the Removing status,
and ratis reported exception like this
!image-2022-09-15-16-51-26-677.png|width=562,height=253!
`
2022-09-15 16:52:37,943 [0.0.0.0_50011@group-000200000000-LeaderElection95]
INFO o.a.r.s.i.LeaderElection:90 -
0.0.0.0_50011@group-000200000000-LeaderElection95: PRE_VOTE REJECTED received 1
response(s) and 0 exception(s):
2022-09-15 16:52:37,943 [0.0.0.0_50011@group-000200000000-LeaderElection95]
INFO o.a.r.s.i.LeaderElection:94 - Response 0:
0.0.0.0_50011<-0.0.0.0_50012#0:FAIL-t1
2022-09-15 16:52:37,943 [0.0.0.0_50011@group-000200000000-LeaderElection95]
INFO o.a.r.s.i.LeaderElection:312 -
0.0.0.0_50011@group-000200000000-LeaderElection95 PRE_VOTE round 0: result
REJECTED
2022-09-15 16:52:37,943 [0.0.0.0_50011@group-000200000000-LeaderElection95]
INFO o.a.r.s.i.RaftServerImpl:299 - 0.0.0.0_50011@group-000200000000: changes
role from CANDIDATE to FOLLOWER at term 1 for REJECTED
2022-09-15 16:52:37,946 [0.0.0.0_50011@group-000200000000-LeaderElection95]
INFO o.a.r.s.impl.RoleInfo:130 - 0.0.0.0_50011: shutdown
0.0.0.0_50011@group-000200000000-LeaderElection95
2022-09-15 16:52:37,946 [0.0.0.0_50011@group-000200000000-LeaderElection95]
INFO o.a.r.s.impl.RoleInfo:139 - 0.0.0.0_50011: start
0.0.0.0_50011@group-000200000000-FollowerState
2022-09-15 16:52:41,193 [0.0.0.0_50011@group-000200000000-FollowerState] INFO
o.a.r.s.i.FollowerState:143 - 0.0.0.0_50011@group-000200000000-FollowerState:
change to CANDIDATE, lastRpcElapsedTime:3246009917ns, electionTimeout:3240ms
2022-09-15 16:52:41,196 [0.0.0.0_50011@group-000200000000-FollowerState] INFO
o.a.r.s.impl.RoleInfo:110 - 0.0.0.0_50011: shutdown
0.0.0.0_50011@group-000200000000-FollowerState
2022-09-15 16:52:41,196 [0.0.0.0_50011@group-000200000000-FollowerState] INFO
o.a.r.s.i.RaftServerImpl:299 - 0.0.0.0_50011@group-000200000000: changes role
from FOLLOWER to CANDIDATE at term 1 for changeToCandidate
2022-09-15 16:52:41,200 [0.0.0.0_50011@group-000200000000-FollowerState] INFO
o.a.ratis.conf.ConfUtils:46 - raft.server.leaderelection.pre-vote = true
(default)
2022-09-15 16:52:41,200 [0.0.0.0_50011@group-000200000000-FollowerState] INFO
o.a.r.s.impl.RoleInfo:139 - 0.0.0.0_50011: start
0.0.0.0_50011@group-000200000000-LeaderElection96
2022-09-15 16:52:41,204 [0.0.0.0_50011@group-000200000000-LeaderElection96]
INFO o.a.r.s.i.LeaderElection:310 -
0.0.0.0_50011@group-000200000000-LeaderElection96 PRE_VOTE round 0: submit vote
requests at term 1 for -1:
[0.0.0.0_50011|rpc:0.0.0.0:50011|admin:|client:|dataStream:|priority:0,
0.0.0.0_50012|rpc:0.0.0.0:50012|admin:|client:|dataStream:|priority:0], old=null
`
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