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fix(postgres): 增加数据库最大连接数到 300 

- max_connections: 100 -> 300
- max_replication_slots: 10 -> 20
- max_wal_senders: 10 -> 20

支持更多服务和 Debezium connectors 同时连接

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
hailin 2026-01-12 02:29:35 -08:00
parent a4e1859fd2
commit 11eb1f8a04
2 changed files with 14 additions and 3 deletions
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10
.claude/settings.local.json
View File

@ -731,7 +731,15 @@
"Bash(ssh -o ProxyCommand=\"ssh -W %h:%p ceshi@103.39.231.231\" ceshi@192.168.1.111 \"cd /home/ceshi/rwadurian/backend/services && ./deploy-mining.sh rebuild mining-admin-service 2>&1 | tail -50\")",
"Bash(ssh -o ProxyCommand=\"ssh -W %h:%p ceshi@103.39.231.231\" ceshi@192.168.1.111 \"cd /home/ceshi/rwadurian/backend/services && ./deploy-mining.sh status\")",
"Bash(git commit -m \"$\\(cat <<''EOF''\nfix\\(auth\\): 修复 LegacyUserCdcConsumer 的 OutboxService 依赖注入\n\n- 在 ApplicationModule 中导出 OutboxService\n- 在 InfrastructureModule 中使用 forwardRef 导入 ApplicationModule\n- 解决循环依赖问题\n\nCo-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>\nEOF\n\\)\")",
"Bash(git commit -m \"$\\(cat <<''EOF''\nfix\\(deploy\\): 修正 Debezium Connect 默认端口为 8084\n\ndocker-compose 中 Debezium Connect 映射到 8084 端口\n\nCo-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>\nEOF\n\\)\")"
"Bash(git commit -m \"$\\(cat <<''EOF''\nfix\\(deploy\\): 修正 Debezium Connect 默认端口为 8084\n\ndocker-compose 中 Debezium Connect 映射到 8084 端口\n\nCo-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>\nEOF\n\\)\")",
"Bash(git commit -m \"$\\(cat <<''EOF''\nfix\\(debezium\\): 修复 outbox connector 配置中的数据库凭证\n\n使用实际的用户名和密码替代环境变量占位符，\n因为 envsubst 不支持带默认值的变量语法\n\nCo-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>\nEOF\n\\)\")",
"Bash(ssh -o ProxyCommand=\"ssh -W %h:%p ceshi@103.39.231.231\" ceshi@192.168.1.111 \"docker exec rwa-postgres psql -U rwa_user -d rwa_mining_admin -c \"\"\nSELECT ''synced_users'' as table_name, COUNT\\(*\\) as count FROM synced_users\nUNION ALL SELECT ''synced_contribution_accounts'', COUNT\\(*\\) FROM synced_contribution_accounts\nUNION ALL SELECT ''synced_mining_accounts'', COUNT\\(*\\) FROM synced_mining_accounts\nUNION ALL SELECT ''synced_trading_accounts'', COUNT\\(*\\) FROM synced_trading_accounts\nUNION ALL SELECT ''synced_mining_configs'', COUNT\\(*\\) FROM synced_mining_configs\nUNION ALL SELECT ''synced_circulation_pools'', COUNT\\(*\\) FROM synced_circulation_pools\nUNION ALL SELECT ''synced_system_contributions'', COUNT\\(*\\) FROM synced_system_contributions\nUNION ALL SELECT ''synced_daily_mining_stats'', COUNT\\(*\\) FROM synced_daily_mining_stats\nUNION ALL SELECT ''synced_day_klines'', COUNT\\(*\\) FROM synced_day_klines;\n\"\"\")",
"Bash(ssh -o ProxyCommand=\"ssh -W %h:%p ceshi@103.39.231.231\" ceshi@192.168.1.111 \"docker exec rwa-postgres psql -U rwa_user -d rwa_mining_admin -t -c \"\"\nSELECT ''synced_users'' as tbl, COUNT\\(*\\) FROM synced_users\nUNION ALL SELECT ''synced_contribution_accounts'', COUNT\\(*\\) FROM synced_contribution_accounts\nUNION ALL SELECT ''synced_mining_accounts'', COUNT\\(*\\) FROM synced_mining_accounts\nUNION ALL SELECT ''synced_trading_accounts'', COUNT\\(*\\) FROM synced_trading_accounts;\n\"\"\")",
"Bash(ssh -o ProxyCommand=\"ssh -W %h:%p ceshi@103.39.231.231\" ceshi@192.168.1.111 \"docker exec rwa-postgres psql -U rwa_user -d postgres -c \"\"SELECT count\\(*\\) FROM pg_stat_activity;\"\"\")",
"Bash(ssh -o ProxyCommand=\"ssh -W %h:%p ceshi@103.39.231.231\" ceshi@192.168.1.111 \"docker restart rwa-postgres && sleep 10 && docker exec rwa-postgres psql -U rwa_user -d rwa_mining_admin -t -c \"\"\nSELECT ''synced_users'' as tbl, COUNT\\(*\\) FROM synced_users\nUNION ALL SELECT ''synced_contribution_accounts'', COUNT\\(*\\) FROM synced_contribution_accounts\nUNION ALL SELECT ''synced_mining_accounts'', COUNT\\(*\\) FROM synced_mining_accounts\nUNION ALL SELECT ''synced_trading_accounts'', COUNT\\(*\\) FROM synced_trading_accounts;\n\"\"\")",
"Bash(ssh -o ProxyCommand=\"ssh -W %h:%p ceshi@103.39.231.231\" ceshi@192.168.1.111 \"docker exec rwa-postgres psql -U rwa_user -d postgres -c \"\"SELECT datname, count\\(*\\) FROM pg_stat_activity GROUP BY datname ORDER BY count DESC;\"\"\")",
"Bash(ssh -o ProxyCommand=\"ssh -W %h:%p ceshi@103.39.231.231\" ceshi@192.168.1.111 \"docker exec rwa-postgres psql -U rwa_user -d postgres -c \"\"SHOW max_connections;\"\" && docker exec rwa-postgres psql -U rwa_user -d postgres -c \"\"SELECT count\\(*\\) as current_connections FROM pg_stat_activity;\"\"\")",
"Bash(git commit -m \"$\\(cat <<''EOF''\nfix\\(postgres\\): 增加数据库最大连接数到 300\n\n- max_connections: 100 -> 300\n- max_replication_slots: 10 -> 20 \n- max_wal_senders: 10 -> 20\n\n支持更多服务和 Debezium connectors 同时连接\n\nCo-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>\nEOF\n\\)\")"
],
"deny": [],
"ask": []

7
backend/services/docker-compose.yml
View File

@ -27,14 +27,17 @@ services:
- postgres_data:/var/lib/postgresql/data
- ./scripts/init-databases.sh:/docker-entrypoint-initdb.d/init-databases.sh:ro
# Enable logical replication for Debezium CDC
# Increase max_connections for multiple services + Debezium connectors
command:
- "postgres"
- "-c"
- "wal_level=logical"
- "-c"
- "max_replication_slots=10"
- "max_replication_slots=20"
- "-c"
- "max_wal_senders=10"
- "max_wal_senders=20"
- "-c"
- "max_connections=300"
healthcheck:
test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER:-rwa_user}"]
interval: 5s