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dev-spark-jupyter's Introduction

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Este repositório contém os arquivos necessários para criar containers Docker para:

  • Spark Master (v. 3.5.1)
  • Spark Worker
  • Spark History Server
  • Jupyter Notebook

Pré-requisitos

  • Docker instalado

Estrutura dos arquivos

  • docker-compose.yaml: Define os serviços Docker para Spark Master, Spark Workers e Jupyter Notebook.
  • dockerfile-jupyter: Dockerfile para construir a imagem do Jupyter Notebook.
  • dockerfile-spark: Dockerfile para construir a imagem do Spark.

Como usar o Docker Compose

Subindo os containers

  1. Clone o repositório:

    git clone [airtoncarneiro/dev-spark-jupyter](https://github.com/airtoncarneiro/dev-spark-jupyter)
    cd dev-spark-jupyter
  2. Para iniciar os containers com 1 worker, execute:

    docker-compose up -d
  3. Para iniciar os containers com um ou mais workers, utilize a variável de ambiente WORKERS para definir o número de workers desejados. Por exemplo, para iniciar com 2 workers:

    docker-compose up -d --scale worker=2

    Se não quiser worker: --scale worker=0

Parando/Desfazendo os containers:

  1. Parar o container e, além de mantê-lo, permanecem a rede e o volume:
    docker compose stop
  2. Remover o container (desfaz tudo):
    docker compose down

Acessando as interfaces web

  • Spark Master:

  • Jupyter Notebook:

  • Spark History Server:

    • URL: http://localhost:18080
    • Interface web do Spark History Server para visualizar o histórico de execuções de jobs.
    • Os logs são armazenados no diretório ./logs do Host

Personalização

Você pode personalizar as configurações dos containers editando os arquivos docker-compose.yaml, dockerfile-jupyter e dockerfile-spark conforme necessário.

Por exemplo: Se quiser alterar a quantidade de memória ou cores do Spark Worker, ajuste os valores das variáveis de ambiente SPARK_WORKER_MEMORY e SPARK_WORKER_CORES no docker-compose.yml

environment:
  - SPARK_MODE=worker
  - SPARK_WORKER_MEMORY=1G  # Altere este valor para ajustar a memória (ex: 2G)
  - SPARK_WORKER_CORES=1    # Altere este valor para ajustar o número de núcleos (ex: 2)

Contribuições

Contribuições são bem vindas! Sinta-se à vontade para sugerir melhorias ou novos ambientes.

Nota

[2024-06-02] Inclusão do Spark Measure Caso queira fazer uso, veja um exemplo:

from sparkmeasure import StageMetrics
stagemetrics = StageMetrics(spark)

query = """
spark.sql("select count(*) \
from range(1000) \
cross join range(1000) \
cross join range(1000)").show()
"""

stagemetrics.runandmeasure(globals(), query)

e inclua o código abaixo no SparkSession:

.config("spark.jars", "/home/jovyan/jars/spark-measure_2.12-0.24.jar")

dev-spark-jupyter's People

Contributors

airtoncarneiro avatar

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