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http {
 ...
 proxy_cache_path /data/nginx/cache levels=1:2 keys_zone=my_cache:10m max_size=10g inactive=60m use_temp_path=off;
 proxy_temp_path /data/nginx/tmp;
 ...
}

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http {
 ...
 location / {
     proxy_pass http://backend;
     proxy_cache my_cache;
     proxy_cache_valid 200 304 1h;
 }
 ...
}

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http {
 ...
 location /flush_cache {
     internal;
     proxy_cache_purge my_cache "$scheme$request_method$host$request_uri";
     return 200 "Cache flushed successfully";
 }
 ...
}

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worker_processes auto;
events {
 worker_connections 4096;
}

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http {
 ...
 keepalive_timeout 65;
 keepalive_requests 100;
 send_timeout 2m;
 client_header_timeout 1m;
 ...
}

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http {
 ...
 gzip on;
 gzip_disable "msie6";
 gzip_types text/plain text/css application/json;
 ...
}

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