聊聊ngix的cache level

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本帖最后由 cnb 于 2019-3-25 21:06 编辑
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proxy_cache_path /data/nginx/cache;

/data/nginx/cache/d7b6e5978e3f042f52e875005925e51b

# levels=1:2 - this provides 16 x 256 = 4096 directories in 2 levels

proxy_cache_path /data/nginx/cache levels=1:2;

/data/nginx/cache/b/51/d7b6e5978e3f042f52e875005925e51b

# levels=1:1:1 also provides 16^3 = 4096 directories, but in 3 levels

proxy_cache_path /data/nginx/cache levels=1:1:1;

/data/nginx/cache/b/1/5/d7b6e5978e3f042f52e87500592

# levels=2:2:2 provides the maximum possible number of directories 256^3 = ~16 million

proxy_cache_path /data/nginx/cache levels=2:2:2;

/data/nginx/cache/1b/e5/25/d7b6e5978e3f042f52e875005925e51b

# levels=2

proxy_cache_path /data/nginx/cache levels=2;

/data/nginx/cache/1b/d7b6e5978e3f042f52e875005925e51b

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