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댓글: [서버 운영하기] NGINX 메모리 할당 에러 – nginx: [alert] mmap(MAP_ANON|MAP_SHARED, 805306368) failed (12: Cannot allocate memory) https://happist.com/558358/%ec%84%9c%eb%b2%84-%ec%9a%b4%ec%98%81%ed%95%98%ea%b8%b0-nginx-%ec%97%90%eb%9f%ac-nginx-alert-mmapmap_anonmap_shared-805306368-failed-12-cannot-allocate-memory 사례와 트렌드 탐구 Sat, 01 Sep 2018 05:54:52 +0000 hourly 1 작성자: Happist https://happist.com/558358/%ec%84%9c%eb%b2%84-%ec%9a%b4%ec%98%81%ed%95%98%ea%b8%b0-nginx-%ec%97%90%eb%9f%ac-nginx-alert-mmapmap_anonmap_shared-805306368-failed-12-cannot-allocate-memory#comment-2038 Sat, 01 Sep 2018 01:54:40 +0000 https://happist.com/?p=558358#comment-2038 webster의 응답.

안녕하세요?

내용을 업데이트하기는 했지만 메모리 할당에러는 설정한대로 시스템 운영에 메모리가 부족하다는 것이므로

1. 여유있다면 물리적 메모리를 늘리는 게 제일 좋을 것 같수요
2. 다음으로는 메모리 세팅을 최적화하는 것이 좋을 것 같습니다.
mysql메모리 설정을 my.cnf 에서 max_connections, innodb_buffer_pool_size등을 조정해 최적화하면 성능을 최적화하면서 문제 해결이 가능합니다.
3. 이게 여의치 않으면 swap 사용하거나 사이즈를 키워 해결하는 방안이 있을 듯 합니다.

좀 늦었지만 추가로 수정 답변을 드립니다.

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작성자: Happist https://happist.com/558358/%ec%84%9c%eb%b2%84-%ec%9a%b4%ec%98%81%ed%95%98%ea%b8%b0-nginx-%ec%97%90%eb%9f%ac-nginx-alert-mmapmap_anonmap_shared-805306368-failed-12-cannot-allocate-memory#comment-1862 Mon, 21 May 2018 06:57:12 +0000 https://happist.com/?p=558358#comment-1862 webster의 응답.

안녕하세요?
가족 여행을 다녀오느라 이제 봣습니다. 혹시 문제는 해결하셨는지요?

저는 서버에서 fastcgi_cache를 5GB를 설정했었습니다.
그리고 swap 파일을 7GB로 잡았었습니다.
처음에는 이 설정은 문제가 없었습니다. 그런데 시간이 지나면서 다른 건으로 swap 파일이 커지면서 restarting 시 fastcgi_cache 5GB를 loading 시키는데 실패하면서 문제가 발생했습니다.

그래서 swap 파일을 지우고 다시 세팅해서 문제를 해결햇습니다.
저의 경우가 똑같이 적용될 수 있을 지 모르겠습니다.

혹시 도움이 되었으면 좋겠습니다.

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작성자: webster https://happist.com/558358/%ec%84%9c%eb%b2%84-%ec%9a%b4%ec%98%81%ed%95%98%ea%b8%b0-nginx-%ec%97%90%eb%9f%ac-nginx-alert-mmapmap_anonmap_shared-805306368-failed-12-cannot-allocate-memory#comment-1860 Sun, 20 May 2018 07:20:37 +0000 https://happist.com/?p=558358#comment-1860 똑같은 에러상황을 겪고있습니다. .ㅜ 원인과 해결방법에 대해 조금 자세히 설명해주실수있나요.

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작성자: Word https://happist.com/558358/%ec%84%9c%eb%b2%84-%ec%9a%b4%ec%98%81%ed%95%98%ea%b8%b0-nginx-%ec%97%90%eb%9f%ac-nginx-alert-mmapmap_anonmap_shared-805306368-failed-12-cannot-allocate-memory#comment-1593 Wed, 07 Feb 2018 04:40:00 +0000 https://happist.com/?p=558358#comment-1593 이제 거의 전문가 수준에 도달하신 듯 하네요.

이와 같은 문제로 고민하는 분들께 많은 도움이 될 것 같네요.

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