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Merge remote-tracking branch 'upstream/main'
Signed-off-by: Guilherme Mafra da Costa <[email protected]>
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| # Specifies a parent image | ||
| FROM golang:1.22.0-alpine3.19 | ||
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| # Creates an app directory to hold your app’s source code | ||
| WORKDIR /app | ||
| ADD . /app | ||
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| # Copies everything from your root directory into /app | ||
| COPY . . | ||
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| # Installs Go dependencies | ||
| RUN go mod download | ||
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| # Builds your app with optional configuration | ||
| RUN go build -o /godocker | ||
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| # Tells Docker which network port your container listens on | ||
| EXPOSE 8080 | ||
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| # Specifies the executable command that runs when the container starts | ||
| CMD [ "/godocker" ] |
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| # entrega no rinha de backend | ||
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| - nome: estêvão ruas | ||
| - tecnologias: | ||
| - go (com gin e gorm) | ||
| - postgresql | ||
| - nginx |
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| version: "3.5" | ||
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| services: | ||
| api01: &api | ||
| # Lembre-se de que seu serviço HTTP deve estar hospedado num repositório | ||
| # publicamente acessível! Ex.: hub.docker.com | ||
| image: legustalagosta/rinha-api:no-gin | ||
| hostname: api01 | ||
| environment: | ||
| - DB_HOSTNAME=db | ||
| - DB_PORT=5432 | ||
| - DB_DATABASE=rinha | ||
| - DB_USER=admin | ||
| - DB_PASSWORD=123 | ||
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| # Não é necessário expor qualquer porta além da porta do load balancer, | ||
| # mas é comum as pessoas o fazerem para testarem suas APIs e conectarem | ||
| # ao banco de dados na fase de desenvolvimento. | ||
| ports: | ||
| - "8081:8080" | ||
| depends_on: | ||
| db: | ||
| condition: service_healthy | ||
| deploy: | ||
| resources: | ||
| limits: | ||
| cpus: "0.35" | ||
| memory: "60MB" | ||
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| api02: | ||
| # Essa sintaxe reusa o que foi declarado em 'api01'. | ||
| <<: *api | ||
| hostname: api02 | ||
| environment: | ||
| - DB_HOSTNAME=db | ||
| - DB_PORT=5432 | ||
| - DB_DATABASE=rinha | ||
| - DB_USER=admin | ||
| - DB_PASSWORD=123 | ||
| ports: | ||
| - "8082:8080" | ||
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| nginx: | ||
| image: nginx:latest | ||
| volumes: | ||
| - ./nginx.conf:/etc/nginx/nginx.conf:ro | ||
| depends_on: | ||
| - api01 | ||
| - api02 | ||
| ports: | ||
| # Obrigatório expor/usar a porta 9999 no load balancer! | ||
| - "9999:9999" | ||
| deploy: | ||
| resources: | ||
| limits: | ||
| cpus: "0.25" | ||
| memory: "60MB" | ||
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| db: | ||
| image: postgres:latest | ||
| hostname: db | ||
| environment: | ||
| - POSTGRES_PASSWORD=123 | ||
| - POSTGRES_USER=admin | ||
| - POSTGRES_DB=rinha | ||
| ports: | ||
| - "5432:5432" | ||
| restart: always | ||
| healthcheck: | ||
| test: "pg_isready -U admin -d rinha" | ||
| interval: 5s | ||
| timeout: 5s | ||
| retries: 5 | ||
| volumes: | ||
| - ./sql/script.sql:/docker-entrypoint-initdb.d/script.sql | ||
| - ./postgresql.conf:/etc/postgresql/postgresql.conf:ro | ||
| command: ["postgres", "-c", "config_file=/etc/postgresql/postgresql.conf"] | ||
| deploy: | ||
| resources: | ||
| limits: | ||
| # Note que a soma de todos os limites dos serviços | ||
| # aqui declarados é de 1.5 unidades de CPU e 550MB | ||
| # de memória. A distribuição feita aqui é apenas | ||
| # um exemplo – distribua como quiser. | ||
| cpus: "0.55" | ||
| memory: "370MB" | ||
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| # O uso do modo `bridge` deve ser adequado à carga que será usada no teste. | ||
| # A edição anterior se beneficiou do modo host pois o volume de requisições | ||
| # era relativamente alto e a virtualização da rede se tornou um gargalo, mas | ||
| # este modo é mais complexo de ser configurado. Fique à vontade para usar o | ||
| # modo que quiser desde que não conflite com portas trivialmente usadas em um | ||
| # SO. | ||
| networks: | ||
| default: | ||
| driver: bridge | ||
| name: rinha-nginx-2024q1 |
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| worker_processes auto; | ||
| worker_rlimit_nofile 32768; | ||
| # worker_rlimit_nofile 20000; | ||
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| events { | ||
| worker_connections 16384; # Adjusted to fit within memory constraint | ||
| # worker_connections 20000; # Adjusted to fit within memory constraint | ||
| multi_accept on; # Enable multiple accept calls to handle more connections efficiently | ||
| use epoll; # Use epoll event notification mechanism for better performance on Linux | ||
| } | ||
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| http { | ||
| sendfile on; | ||
| tcp_nopush on; | ||
| tcp_nodelay on; | ||
| keepalive_timeout 5; # Reduced to reclaim connections faster | ||
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| # Buffer sizes reduced to fit within memory constraint | ||
| # client_body_buffer_size 4k; | ||
| # client_max_body_size 10m; | ||
| # client_header_buffer_size 1k; | ||
| # large_client_header_buffers 2 1k; | ||
| client_body_buffer_size 2k; | ||
| client_max_body_size 2k; | ||
| client_header_buffer_size 1k; | ||
| large_client_header_buffers 2 1k; | ||
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| # Disable logging or set to a minimal level | ||
| access_log off; # Turn off access logging to save resources | ||
| # error_log /var/log/nginx/error.log crit; # Set error log level to 'crit' for critical errors only | ||
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| # Gzip compression disabled due to memory constraint | ||
| gzip off; | ||
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| # Load balancing configuration for API servers | ||
| upstream api { | ||
| server api01:8080; | ||
| server api02:8080; | ||
| keepalive 500; | ||
| } | ||
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| server { | ||
| listen 9999; # Lembra da porta 9999 obrigatória? | ||
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| location / { | ||
| proxy_pass http://api; | ||
| proxy_http_version 1.1; | ||
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| proxy_set_header Host $host; | ||
| proxy_set_header X-Real-IP $remote_addr; | ||
| proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; | ||
| proxy_set_header X-Forwarded-Proto $scheme; | ||
| # proxy_set_header Connection ""; | ||
| # proxy_set_header Keep-Alive ""; | ||
| # proxy_set_header Proxy-Connection "keep-alive"; | ||
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| # Buffer requests and responses above a certain size | ||
| proxy_buffering on; | ||
| proxy_buffer_size 12k; # Buffer size for proxied request or response | ||
| proxy_buffers 4 8k; # Number and size of buffers for proxied request or response | ||
| # proxy_buffering off; | ||
| } | ||
| } | ||
| } |
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| # General Settings | ||
| listen_addresses = '*' # Listen on all interfaces | ||
| max_connections = 1024 # Maximum concurrent connections (adjust according to your system's capacity) | ||
| shared_buffers = 32MB # Amount of memory used for caching data (reduced to fit within memory constraint) | ||
| work_mem = 8MB # Amount of memory used for internal sort operations | ||
| maintenance_work_mem = 64MB # Amount of memory used for maintenance tasks like VACUUM, CREATE INDEX | ||
| # wal_level = minimal # Set WAL level to 'minimal' for reduced write overhead | ||
| wal_level = replica # Set WAL level to 'replica' for replication support | ||
| synchronous_commit = off # Asynchronous commit for better performance | ||
| checkpoint_timeout = 5min # Interval between automatic WAL checkpoints (reduced for more frequent checkpoints) | ||
| checkpoint_completion_target = 0.7 # Target duration for completing checkpoints | ||
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| # Autovacuum Settings | ||
| autovacuum = on # Enable autovacuum | ||
| autovacuum_max_workers = 2 # Maximum number of autovacuum worker processes | ||
| autovacuum_naptime = 1min # Time between autovacuum runs | ||
| autovacuum_vacuum_scale_factor = 0.05 # Threshold to trigger a VACUUM | ||
| autovacuum_analyze_scale_factor = 0.02 # Threshold to trigger an ANALYZE | ||
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| # Logging | ||
| # log_statement = 'all' # Log all SQL statements | ||
| # log_line_prefix = '%t [%p]: [%l-1] user=%u,db=%d,app=%a,client=%h ' # Customize log line format | ||
| # log_min_duration_statement = 200 # Log SQL statements longer than 200ms | ||
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| # Logging | ||
| log_statement = 'none' # Disable logging of SQL statements to save resources | ||
| log_connections = off # Turn off logging of successful connections | ||
| log_disconnections = off # Turn off logging of disconnections | ||
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| # Connection Settings | ||
| tcp_keepalives_idle = 60 # TCP keepalives idle time | ||
| tcp_keepalives_interval = 5 # TCP keepalives interval | ||
| tcp_keepalives_count = 5 # TCP keepalives count | ||
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| # Other Settings | ||
| effective_cache_size = 100MB # Estimate of how much memory is available for caching data (reduced to fit within memory constraint) | ||
| random_page_cost = 2.0 # Relative cost of a non-sequentially fetched disk page compared to a page fetched sequentially |
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| create table clientes ( | ||
| id serial primary key, | ||
| limite integer, | ||
| saldo integer | ||
| ); | ||
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| create table transacoes ( | ||
| id serial primary key, | ||
| valor integer, | ||
| tipo varchar(1), | ||
| descricao varchar(20), | ||
| data_transacao timestamp, | ||
| id_cliente integer references clientes(id) | ||
| ); | ||
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| create index on transacoes (id_cliente); | ||
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| insert into clientes (limite, saldo) values (100000, 0); | ||
| insert into clientes (limite, saldo) values (80000, 0); | ||
| insert into clientes (limite, saldo) values (1000000, 0); | ||
| insert into clientes (limite, saldo) values (10000000, 0); | ||
| insert into clientes (limite, saldo) values (500000, 0); |
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| # Submissão para Rinha de Backend, Segunda Edição: 2024/Q1 - Controle de Concorrência | ||
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| <div style="display: flex; align-items: center; gap: 12px"> | ||
| <img src="https://upload.wikimedia.org/wikipedia/en/thumb/3/30/Java_programming_language_logo.svg/800px-Java_programming_language_logo.svg.png" alt="logo java" width="50" height="auto"> | ||
| <img src="https://upload.wikimedia.org/wikipedia/commons/2/29/Postgresql_elephant.svg" alt="logo postgres" width="50" height="auto"> | ||
| <img src="https://upload.wikimedia.org/wikipedia/commons/c/c5/Nginx_logo.svg" alt="logo nginx" width="100" height="auto"> | ||
| <br /> | ||
| </div> | ||
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| ## Adriano Souza Arruda | ||
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| Submissão feita com: | ||
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| - `nginx` como load balancer | ||
| - `postgres` como banco de dados | ||
| - `java` para api com os frameworks `quarkus` e `hibernate` | ||
| - [repositório da api](https://github.com/adrianog3/rinha-backend-2024-q1-java) | ||
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| ### Contato | ||
| - [adrianog3](https://www.linkedin.com/in/adrianog3/) - linkedin | ||
| - [@adriano_g5](https://twitter.com/adriano_g5) - twitter |
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