手动移除下线节点中的peer已将下线，但是现在出现了新的问题。数据库偶尔可以读，但是不可写入。
查看tidb日志报**[error="[tikv:9005]Region is unavailable"]**
[2022/09/15 13:48:42.692 +08:00] [WARN] [session.go:960] [“run statement error”] [conn=158283] [schemaVersion=154442] [error="[tikv:9005]Region is unavailable"] [errorVerbose="[tikv:9005]Region is unavailable\ngithub.com/pingcap/errors.AddStack\
\t/home/jenkins/workspace/release_tidb_3.0/go/pkg/mod/github.com/pingcap/errors@v0.11.4/errors.go:174\
github.com/pingcap/errors.Trace\
\t/home/jenkins/workspace/release_tidb_3.0/go/pkg/mod/github.com/pingcap/errors@v0.11.4/juju_adaptor.go:15\
github.com/pingcap/tidb/store/tikv.(*RegionRequestSender).onRegionError\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/region_request.go:234\ngithub.com/pingcap/tidb/store/tikv.(*RegionRequestSender).SendReqCtx\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/region_request.go:129\ngithub.com/pingcap/tidb/store/tikv.(*RegionRequestSender).SendReq\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/region_request.go:72\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:168\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetKeysByRegions\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:130\ngithub.com/pingcap/tidb/store/tikv.(*tikvSnapshot).batchGetSingleRegion\
\t/home/jenkins/workspace/release_tidb_3.0/go/src/github.com/pingcap/tidb/store/tikv/snapshot.go:181"] [session="{\
“currDBName”: “wtlivedbrds_xa”,\
“id”: 158283,\
“status”: 2,\
“strictMode”: true,\
“user”: {\
“Username”: “root”,\
“Hostname”: “192.168.90.208”,\
“CurrentUser”: false,\
“AuthUsername”: “root”,\
“AuthHostname”: “%”\
}\
}"]