Nginx PHP cache config

#more advanced configuration options and plugin info available here: https://rtcamp.com/wordpress-nginx/tutorials/single-site/fastcgi-cache-with-purging/

fastcgi_cache_path /usr/share/nginx/cache/fcgi levels=1:2 keys_zone=microcache:10m max_size=1024m inactive=1h;


        set $no_cache 0;
        if ($request_method = POST){set $no_cache 1;}
        if ($query_string != \"\"){set $no_cache 1;}
        if ($http_cookie = \"PHPSESSID\"){set $no_cache 1;}
        if ($request_uri ~* \"/wp-admin/|/xmlrpc.php|wp-.*.php|/feed/|index.php|sitemap(_index)?.xml\") {set $no_cache 1;}
        if ($http_cookie ~* \"comment_author|wordpress_[a-f0-9]+|wp-postpass|wordpress_no_cache|wordpress_logged_in\"){set $no_cache 1;}

 /etc/nginx/sites-available/default
    location / {/
    location ~ .php$ {
        try_files $uri =404;
        fastcgi_split_path_info ^(.+\\\.php)(/.+)$;
        fastcgi_cache  microcache;
        fastcgi_cache_key $scheme$host$request_uri$request_method;
        fastcgi_cache_valid 200 301 302 30s;
        fastcgi_cache_use_stale updating error timeout invalid_header http_500;
        fastcgi_pass_header Set-Cookie;
        fastcgi_no_cache $no_cache;
        fastcgi_cache_bypass $no_cache;
        fastcgi_pass_header Cookie;
        fastcgi_ignore_headers Cache-Control Expires Set-Cookie;
        fastcgi_pass unix:/var/run/php5-fpm.sock;
        fastcgi_index index.php;
        include fastcgi_params;
    }

#benchmark from loadimpact: http://loadimpact.com/load-test/69.55.49.190-eabaf77a2ff22ab93bb978a8ecf485cb