id summary reporter owner description type status priority milestone component version resolution keywords cc uname nginx_version 1888 Nginx cache has multiple formats, and many of them are invalid during cleaning, so it is impossible to clean all of them yunoasgit@… "Nginx cache has multiple formats, and many of them are invalid during cleaning, so it is impossible to clean all of them Nginx / 1.17.3 cleaning cache is invalid, The same purge method, no problem compared with nginx / 1.16.0, normal cleaning. proxy_ignore_headers Accept-Encoding ; nginx version: nginx/1.17.3 conf: -------------------------------------------------------------------- proxy_cache_path /cache/www levels=1:2 keys_zone=wwwcache:500m inactive=7d max_size=1000m; location ~ .*\.(xml|htm|html|css|js)(.*) { proxy_pass http://www.xxx.com; proxy_redirect off; proxy_set_header Host $host; proxy_set_header Connection """"; proxy_set_header Accept-Encoding ''; proxy_http_version 1.1; client_body_buffer_size 128k; proxy_connect_timeout 60; proxy_send_timeout 60; proxy_read_timeout 60; proxy_buffer_size 32k; proxy_buffers 4 32k; proxy_busy_buffers_size 64k; proxy_temp_file_write_size 64k; proxy_cache wwwcache; proxy_cache_valid 200 302 30m; proxy_cache_valid 301 30m; proxy_cache_valid any 1m; proxy_cache_key $host$uri$is_args$args; } -------------------------------------------------------------------- test run #1 curl -o /dev/null ""http://www.xxx.com/common/js/jquery.min.js"" -H ""User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36"" -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: gzip, deflate, br' -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: gzip, deflate' -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: gzip' -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: deflate, gzip' -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: deflate, gzip, br ' -x 10.1.2.3:80 -------------------------------------------------------------------- After six accesses, six cache files are generated -------------------------------------------------------------------- ./6/06/6ba389ade4e2d55d4e66fbb8d99e5066 ./0/70/8df2f99ae842a8d7f5d5192da6e39700 ./e/dd/2db0e8eef68e05aaa0b9fbb01a7dbdde ./d/09/b829dd1da559e3c80aeaabf58374c09d ./a/c3/547655366b88299921b477dbeeffdc3a ./a/72/61a3eac721aa5d15a14b64630d89172a -------------------------------------------------------------------- Clean cache in turn #2 curl -o /dev/null ""http://www.xxx.com/purge/common/js/jquery.min.js"" -H ""User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36"" -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/purge/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: gzip, deflate, br' -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/purge/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: gzip, deflate' -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/purge/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: gzip' -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/purge/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: deflate, gzip' -x 10.1.2.3:80 curl -o /dev/null 'http://www.xxx.com/purge/common/js/jquery.min.js' -H 'User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36' -H 'accept-encoding: deflate, gzip, br ' -x 10.1.2.3:80 -------------------------------------------------------------------- Only one cache was successfully cleaned up, and the other five failed to clean up the cache properly. ls: cannot access ./a/72/61a3eac721aa5d15a14b64630d89172a: No such file or directory -------------------------------------------------------------------- The other five are still on disk ./6/06/6ba389ade4e2d55d4e66fbb8d99e5066 ./0/70/8df2f99ae842a8d7f5d5192da6e39700 ./e/dd/2db0e8eef68e05aaa0b9fbb01a7dbdde ./d/09/b829dd1da559e3c80aeaabf58374c09d ./a/c3/547655366b88299921b477dbeeffdc3a -------------------------------------------------------------------- Nginx cleans up cache bugs Thank you very much. " defect closed minor other 1.17.x invalid nginx/1.17.3