Feb 19 01:23:39.717630 np0000156434 systemd[1]: Starting devstack@etcd.service - Devstack devstack@etcd.service...
Feb 19 01:23:39.736920 np0000156434 etcd[43717]: {"level":"warn","ts":"2026-02-19T01:23:39.736833Z","caller":"embed/config.go:689","msg":"Running http and grpc server on single port. This is not recommended for production."}
Feb 19 01:23:39.737291 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.736913Z","caller":"etcdmain/etcd.go:73","msg":"Running: ","args":["/opt/stack/bin/etcd","--name","np0000156434","--data-dir","/opt/stack/data/etcd","--initial-cluster-state","new","--initial-cluster-token","etcd-cluster-01","--initial-cluster","np0000156434=http://[::1]:2380","--initial-advertise-peer-urls","http://[::1]:2380","--advertise-client-urls","http://[::1]:2379","--listen-peer-urls","http://0.0.0.0:2380","--listen-client-urls","http://[::1]:2379","--log-level=debug"]}
Feb 19 01:23:39.737291 np0000156434 etcd[43717]: {"level":"warn","ts":"2026-02-19T01:23:39.736967Z","caller":"embed/config.go:689","msg":"Running http and grpc server on single port. This is not recommended for production."}
Feb 19 01:23:39.737291 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.736977Z","caller":"embed/etcd.go:140","msg":"configuring peer listeners","listen-peer-urls":["http://0.0.0.0:2380"]}
Feb 19 01:23:39.737291 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.737168Z","caller":"embed/etcd.go:148","msg":"configuring client listeners","listen-client-urls":["http://[::1]:2379"]}
Feb 19 01:23:39.737499 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.737237Z","caller":"embed/etcd.go:323","msg":"starting an etcd server","etcd-version":"3.5.21","git-sha":"a17edfd","go-version":"go1.23.7","go-os":"linux","go-arch":"amd64","max-cpu-set":2,"max-cpu-available":2,"member-initialized":false,"name":"np0000156434","data-dir":"/opt/stack/data/etcd","wal-dir":"","wal-dir-dedicated":"","member-dir":"/opt/stack/data/etcd/member","force-new-cluster":false,"heartbeat-interval":"100ms","election-timeout":"1s","initial-election-tick-advance":true,"snapshot-count":100000,"max-wals":5,"max-snapshots":5,"snapshot-catchup-entries":5000,"initial-advertise-peer-urls":["http://[::1]:2380"],"listen-peer-urls":["http://0.0.0.0:2380"],"advertise-client-urls":["http://[::1]:2379"],"listen-client-urls":["http://[::1]:2379"],"listen-metrics-urls":[],"cors":["*"],"host-whitelist":["*"],"initial-cluster":"np0000156434=http://[::1]:2380","initial-cluster-state":"new","initial-cluster-token":"etcd-cluster-01","quota-backend-bytes":2147483648,"max-request-bytes":1572864,"max-concurrent-streams":4294967295,"pre-vote":true,"initial-corrupt-check":false,"corrupt-check-time-interval":"0s","compact-check-time-enabled":false,"compact-check-time-interval":"1m0s","auto-compaction-mode":"periodic","auto-compaction-retention":"0s","auto-compaction-interval":"0s","discovery-url":"","discovery-proxy":"","downgrade-check-interval":"5s"}
Feb 19 01:23:39.737499 np0000156434 etcd[43717]: {"level":"warn","ts":"2026-02-19T01:23:39.737314Z","caller":"fileutil/fileutil.go:53","msg":"check file permission","error":"directory \"/opt/stack/data/etcd\" exist, but the permission is \"dtrwxrwxrwx\". The recommended permission is \"-rwx------\" to prevent possible unprivileged access to the data"}
Feb 19 01:23:39.737785 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.737718Z","caller":"etcdserver/backend.go:81","msg":"opened backend db","path":"/opt/stack/data/etcd/member/snap/db","took":"227.485µs"}
Feb 19 01:23:39.770324 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.769165Z","caller":"etcdserver/raft.go:506","msg":"starting local member","local-member-id":"93bd9b39ab6d38b3","cluster-id":"5eadf3d36589414"}
Feb 19 01:23:39.770324 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.769353Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 switched to configuration voters=()"}
Feb 19 01:23:39.770324 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.769424Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 became follower at term 0"}
Feb 19 01:23:39.770324 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.769469Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"newRaft 93bd9b39ab6d38b3 [peers: [], term: 0, commit: 0, applied: 0, lastindex: 0, lastterm: 0]"}
Feb 19 01:23:39.770324 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.769488Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 became follower at term 1"}
Feb 19 01:23:39.770324 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.769572Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 switched to configuration voters=(10645835766165223603)"}
Feb 19 01:23:39.770324 np0000156434 etcd[43717]: {"level":"warn","ts":"2026-02-19T01:23:39.769938Z","caller":"auth/store.go:1241","msg":"simple token is not cryptographically signed"}
Feb 19 01:23:39.773773 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.773687Z","caller":"mvcc/kvstore.go:425","msg":"kvstore restored","current-rev":1}
Feb 19 01:23:39.773773 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.773757Z","caller":"etcdserver/server.go:628","msg":"restore consistentIndex","index":0}
Feb 19 01:23:39.773933 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.773878Z","caller":"etcdserver/quota.go:94","msg":"enabled backend quota with default value","quota-name":"v3-applier","quota-size-bytes":2147483648,"quota-size":"2.1 GB"}
Feb 19 01:23:39.774308 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.774213Z","caller":"etcdserver/server.go:875","msg":"starting etcd server","local-member-id":"93bd9b39ab6d38b3","local-server-version":"3.5.21","cluster-version":"to_be_decided"}
Feb 19 01:23:39.774564 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.774446Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Server #1] Server created"}
Feb 19 01:23:39.774564 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.774516Z","caller":"v3rpc/health.go:61","msg":"grpc service status changed","service":"","status":"SERVING"}
Feb 19 01:23:39.774957 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.774695Z","caller":"etcdserver/server.go:759","msg":"started as single-node; fast-forwarding election ticks","local-member-id":"93bd9b39ab6d38b3","forward-ticks":9,"forward-duration":"900ms","election-ticks":10,"election-timeout":"1s"}
Feb 19 01:23:39.776387 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:39.775620Z","caller":"etcdserver/server.go:2224","msg":"Applying entries","num-entries":1}
Feb 19 01:23:39.776387 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:39.775667Z","caller":"etcdserver/server.go:2227","msg":"Applying entry","index":1,"term":1,"type":"EntryConfChange"}
Feb 19 01:23:39.776640 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.776569Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 switched to configuration voters=(10645835766165223603)"}
Feb 19 01:23:39.780575 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.780537Z","caller":"membership/cluster.go:421","msg":"added member","cluster-id":"5eadf3d36589414","local-member-id":"93bd9b39ab6d38b3","added-peer-id":"93bd9b39ab6d38b3","added-peer-peer-urls":["http://[::1]:2380"],"added-peer-is-learner":false}
Feb 19 01:23:39.781079 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.781040Z","caller":"embed/etcd.go:292","msg":"now serving peer/client/metrics","local-member-id":"93bd9b39ab6d38b3","initial-advertise-peer-urls":["http://[::1]:2380"],"listen-peer-urls":["http://0.0.0.0:2380"],"advertise-client-urls":["http://[::1]:2379"],"listen-client-urls":["http://[::1]:2379"],"listen-metrics-urls":[]}
Feb 19 01:23:39.781167 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.781120Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Server #1 ListenSocket #2] ListenSocket created"}
Feb 19 01:23:39.781253 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.781212Z","caller":"fileutil/purge.go:50","msg":"started to purge file","dir":"/opt/stack/data/etcd/member/snap","suffix":"snap.db","max":5,"interval":"30s"}
Feb 19 01:23:39.781253 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.781249Z","caller":"fileutil/purge.go:50","msg":"started to purge file","dir":"/opt/stack/data/etcd/member/snap","suffix":"snap","max":5,"interval":"30s"}
Feb 19 01:23:39.781336 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.781259Z","caller":"fileutil/purge.go:50","msg":"started to purge file","dir":"/opt/stack/data/etcd/member/wal","suffix":"wal","max":5,"interval":"30s"}
Feb 19 01:23:39.781396 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.781232Z","caller":"embed/etcd.go:633","msg":"serving peer traffic","address":"[::]:2380"}
Feb 19 01:23:39.781469 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:39.781429Z","caller":"embed/etcd.go:603","msg":"cmux::serve","address":"[::]:2380"}
Feb 19 01:23:40.770657 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.770545Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 is starting a new election at term 1"}
Feb 19 01:23:40.770657 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.770631Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 became pre-candidate at term 1"}
Feb 19 01:23:40.770657 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.770665Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 received MsgPreVoteResp from 93bd9b39ab6d38b3 at term 1"}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.770690Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 became candidate at term 2"}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.770772Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 received MsgVoteResp from 93bd9b39ab6d38b3 at term 2"}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.770793Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"93bd9b39ab6d38b3 became leader at term 2"}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.770810Z","logger":"raft","caller":"etcdserver/zap_raft.go:77","msg":"raft.node: 93bd9b39ab6d38b3 elected leader 93bd9b39ab6d38b3 at term 2"}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.770918Z","caller":"etcdserver/server.go:2224","msg":"Applying entries","num-entries":2}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.770938Z","caller":"etcdserver/server.go:2227","msg":"Applying entry","index":2,"term":2,"type":"EntryNormal"}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.770955Z","caller":"etcdserver/server.go:2287","msg":"apply entry normal","consistent-index":1,"entry-index":2,"should-applyV3":true}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.771005Z","caller":"etcdserver/server.go:2227","msg":"Applying entry","index":3,"term":2,"type":"EntryNormal"}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.771018Z","caller":"etcdserver/server.go:2287","msg":"apply entry normal","consistent-index":2,"entry-index":3,"should-applyV3":true}
Feb 19 01:23:40.771593 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.771060Z","caller":"etcdserver/server.go:2310","msg":"applyEntryNormal","V2request":"ID:4085781306818722050 Method:\"PUT\" Path:\"/0/members/93bd9b39ab6d38b3/attributes\" Val:\"{\\\"name\\\":\\\"np0000156434\\\",\\\"clientURLs\\\":[\\\"http://[::1]:2379\\\"]}\" "}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.771502Z","caller":"etcdserver/server.go:2144","msg":"published local member to cluster through raft","local-member-id":"93bd9b39ab6d38b3","local-member-attributes":"{Name:np0000156434 ClientURLs:[http://[::1]:2379]}","request-path":"/0/members/93bd9b39ab6d38b3/attributes","cluster-id":"5eadf3d36589414","publish-timeout":"7s"}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.771733Z","caller":"etcdserver/server.go:2697","msg":"setting up initial cluster version using v2 API","cluster-version":"3.5"}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.771810Z","caller":"embed/serve.go:124","msg":"ready to serve client requests"}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.771896Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Channel created"}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.771947Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] original dial target is: \"[::1]:2379\""}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772019Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] dial target \"[::1]:2379\" parse failed: parse \"[::1]:2379\": first path segment in URL cannot contain colon"}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772047Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] fallback to scheme \"passthrough\""}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772094Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] parsed dial target is: {URL:{Scheme:passthrough Opaque: User: Host: Path:/[::1]:2379 RawPath:/[::1]:2379 OmitHost:false ForceQuery:false RawQuery: Fragment: RawFragment:}}"}
Feb 19 01:23:40.772125 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772113Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Channel authority set to \"[::1]:2379\""}
Feb 19 01:23:40.773113 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772364Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Resolver state updated: {\n  \"Addresses\": [\n    {\n      \"Addr\": \"[::1]:2379\",\n      \"ServerName\": \"\",\n      \"Attributes\": null,\n      \"BalancerAttributes\": null,\n      \"Metadata\": null\n    }\n  ],\n  \"Endpoints\": [\n    {\n      \"Addresses\": [\n        {\n          \"Addr\": \"[::1]:2379\",\n          \"ServerName\": \"\",\n          \"Attributes\": null,\n          \"BalancerAttributes\": null,\n          \"Metadata\": null\n        }\n      ],\n      \"Attributes\": null\n    }\n  ],\n  \"ServiceConfig\": null,\n  \"Attributes\": null\n} (resolver returned new addresses)"}
Feb 19 01:23:40.773113 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.772361Z","caller":"etcdserver/server.go:2224","msg":"Applying entries","num-entries":1}
Feb 19 01:23:40.773113 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.772420Z","caller":"etcdserver/server.go:2227","msg":"Applying entry","index":4,"term":2,"type":"EntryNormal"}
Feb 19 01:23:40.773113 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772418Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Channel switches to new LB policy \"pick_first\""}
Feb 19 01:23:40.773113 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.772442Z","caller":"etcdserver/server.go:2287","msg":"apply entry normal","consistent-index":3,"entry-index":4,"should-applyV3":true}
Feb 19 01:23:40.773113 np0000156434 etcd[43717]: {"level":"debug","ts":"2026-02-19T01:23:40.772477Z","caller":"etcdserver/server.go:2310","msg":"applyEntryNormal","V2request":"ID:4085781306818722052 Method:\"PUT\" Path:\"/0/version\" Val:\"3.5.0\" "}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772513Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [pick-first-lb 0xc00015e360] Received new config {\n  \"shuffleAddressList\": false\n}, resolver state {\n  \"Addresses\": [\n    {\n      \"Addr\": \"[::1]:2379\",\n      \"ServerName\": \"\",\n      \"Attributes\": null,\n      \"BalancerAttributes\": null,\n      \"Metadata\": null\n    }\n  ],\n  \"Endpoints\": [\n    {\n      \"Addresses\": [\n        {\n          \"Addr\": \"[::1]:2379\",\n          \"ServerName\": \"\",\n          \"Attributes\": null,\n          \"BalancerAttributes\": null,\n          \"Metadata\": null\n        }\n      ],\n      \"Attributes\": null\n    }\n  ],\n  \"ServiceConfig\": null,\n  \"Attributes\": null\n}"}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772558Z","caller":"membership/cluster.go:587","msg":"set initial cluster version","cluster-id":"5eadf3d36589414","local-member-id":"93bd9b39ab6d38b3","cluster-version":"3.5"}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772575Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3 SubChannel #4] Subchannel created"}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772622Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Channel Connectivity change to CONNECTING"}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772712Z","caller":"api/capability.go:75","msg":"enabled capabilities for version","cluster-version":"3.5"}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772918Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Server #5] Server created"}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.772971Z","caller":"v3rpc/health.go:61","msg":"grpc service status changed","service":"","status":"SERVING"}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.773342Z","caller":"etcdmain/main.go:44","msg":"notifying init daemon"}
Feb 19 01:23:40.775982 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.773470Z","caller":"etcdmain/main.go:50","msg":"successfully notified init daemon"}
Feb 19 01:23:40.773674 np0000156434 systemd[1]: Started devstack@etcd.service - Devstack devstack@etcd.service.
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.773501Z","caller":"etcdserver/server.go:2721","msg":"cluster version is updated","cluster-version":"3.5"}
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.773784Z","caller":"embed/serve.go:210","msg":"serving client traffic insecurely; this is strongly discouraged!","traffic":"grpc+http","address":"[::1]:2379"}
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.773906Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Server #5 ListenSocket #6] ListenSocket created"}
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.773967Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3 SubChannel #4] Subchannel Connectivity change to CONNECTING"}
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.774001Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3 SubChannel #4] Subchannel picks a new address \"[::1]:2379\" to connect"}
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.774366Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [pick-first-lb 0xc00015e360] Received SubConn state update: 0xc00015f0b0, {ConnectivityState:CONNECTING ConnectionError:<nil>}"}
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.775106Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3 SubChannel #4] Subchannel Connectivity change to READY"}
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.775144Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [pick-first-lb 0xc00015e360] Received SubConn state update: 0xc00015f0b0, {ConnectivityState:READY ConnectionError:<nil>}"}
Feb 19 01:23:40.777011 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:23:40.775163Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Channel Connectivity change to READY"}
Feb 19 01:53:40.829512 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.801444Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Closing the name resolver"}
Feb 19 01:53:40.831001 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.830812Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] ccBalancerWrapper: entering idle mode"}
Feb 19 01:53:40.833402 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.833079Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Channel Connectivity change to IDLE"}
Feb 19 01:53:40.833402 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.833125Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3] Channel entering idle mode"}
Feb 19 01:53:40.834061 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.833921Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3 SubChannel #4] Subchannel Connectivity change to SHUTDOWN"}
Feb 19 01:53:40.839063 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.838918Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[core] [Channel #3 SubChannel #4] Subchannel deleted"}
Feb 19 01:53:40.841028 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.840863Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[transport] [client-transport 0xc00015a908] Closing: grpc: the connection is closing due to channel idleness"}
Feb 19 01:53:40.841319 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.841194Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[transport] [client-transport 0xc00015a908] loopyWriter exiting with error: transport closed by client"}
Feb 19 01:53:40.847601 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.847132Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[transport] [server-transport 0xc000130d00] Closing: EOF"}
Feb 19 01:53:40.847901 np0000156434 etcd[43717]: {"level":"info","ts":"2026-02-19T01:53:40.847823Z","caller":"zapgrpc/zapgrpc.go:174","msg":"[transport] [server-transport 0xc000130d00] loopyWriter exiting with error: transport closed by client"}