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  1. OS
  2. Operating System 101
  3. Interprocess Communication (IPC)

Cases where IPC is used

IPC가 사용되는 사례

  1. 다중 프로세스 협력: 여러 프로세스가 동시에 실행되는 다중 프로세스 환경에서 IPC는 이들 간에 데이터 및 작업을 공유하기 위해 필요합니다. 예를 들어, 웹 서버가 클라이언트 요청을 처리하기 위해 여러 워커 프로세스*를 사용하는 경우 이러한 프로세스 간에 클라이언트 요청 및 응답 데이터를 전송해야 합니다.

  2. 웹 서버: 웹 서버는 클라이언트로부터 HTTP 요청을 받고, 이러한 요청을 처리하기 위해 워커 프로세스를 사용합니다. 각 워커 프로세스는 요청을 독립적으로 처리하고 응답을 반환합니다. 이를 통해 여러 클라이언트 요청을 병렬로 처리할 수 있습니다.

  3. 작업 대기열: 작업 대기열 서비스에서는 워커 프로세스를 사용하여 큐에 대기 중인 작업을 처리합니다. 예를 들어, 이메일 전송 서비스에서 이메일을 보내는 작업을 워커 프로세스에 할당하여 처리할 수 있습니다.

  4. 병렬 처리: 복잡한 계산 또는 데이터 처리 작업을 분산하여 여러 워커 프로세스가 동시에 처리하도록 설계할 수 있습니다. 이를 통해 계산 시간을 단축하거나 더 많은 작업을 동시에 처리할 수 있습니다.

  5. 게임 서버: 온라인 게임 서버에서도 워커 프로세스가 사용됩니다. 각 워커 프로세스는 플레이어의 게임 상태를 관리하고 다양한 게임 이벤트를 처리합니다.

  6. 프로세스 간 통신: 다른 프로세스가 생성한 데이터를 읽고 처리해야 할 때 IPC가 필요합니다. 예를 들어, 데이터베이스 서버는 클라이언트 애플리케이션에서 쿼리를 받아 처리하고 결과를 반환해야 합니다.

  7. 동기화: 여러 프로세스가 공유 데이터에 접근하는 경우, 데이터 일관성을 유지하고 경쟁 상태를 피하기 위해 IPC를 사용하여 프로세스 간에 동기화를 수행해야 합니다. 예를 들어, 은행 애플리케이션에서 여러 고객이 동시에 계좌 잔액을 변경하려고 할 때 데이터베이스 업데이트를 동기화해야 합니다.

  8. 메시지 큐: 프로세스 간 통신을 통해 메시지 큐를 사용하면, 이벤트 기반 시스템에서 이벤트를 처리하거나 다른 프로세스에 메시지를 보낼 수 있습니다. 이를 통해 느슨하게 결합된 컴포넌트 간에 메시지를 교환하고 작업을 조정할 수 있습니다.

  9. 분산 시스템: IPC는 분산 시스템에서 다른 컴퓨터나 서버 간에 데이터를 공유하고 통신하는 데 필요합니다. 예를 들어, 클라우드 컴퓨팅 환경에서 가상 머신 간에 데이터를 전송하거나 분산된 마이크로서비스 간에 통신을 관리하는 데 사용됩니다.

  10. 프로세스 간 제어: IPC를 사용하면 한 프로세스가 다른 프로세스를 제어하거나 명령을 내릴 수 있습니다. 예를 들어, 시스템 모니터링 도구는 다른 프로세스의 실행을 시작하거나 중단할 수 있어야 합니다.

워커 프로세스

"워커 프로세스(Worker Process)"는 주로 다중 프로세스 아키텍처에서 사용되며, 이 아키텍처에서 메인 프로세스(Main Process)와 협력하여 작업을 처리하는 보조 프로세스를 의미합니다. 이러한 워커 프로세스는 메인 프로세스로부터 작업을 할당받아 실행하고 결과를 반환하는 역할을 수행합니다. 워커 프로세스를 사용함으로써 작업을 병렬로 처리하거나 여러 개의 CPU 코어를 활용하여 성능을 향상시킬 수 있습니다.

일반적으로 다음과 같은 상황에서 워커 프로세스가 사용됩니다:

워커 프로세스는 메인 프로세스와 통신하여 작업을 할당하고 결과를 반환하는데 IPC(Interprocess Communication) 메커니즘이 자주 사용됩니다. 이를 통해 메인 프로세스와 워커 프로세스 간에 데이터 및 작업을 교환하고 조정할 수 있습니다.

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Last updated 1 year ago