Nginx日志格式

log_format  main  '"someTag" "versionInfo" "$remote_addr" "$host" "$time_iso8601" '
                  '"$request_method" "$server_port" "$request_uri" "$server_protocol" '
                  '"$status" "$body_bytes_sent" "$request_time" '
                  '"$http_referer" "$http_user_agent"';