diff --git a/contrib/prometheus-exporter/README b/contrib/prometheus-exporter/README
index 0b760cc..65902bf 100644
--- a/contrib/prometheus-exporter/README
+++ b/contrib/prometheus-exporter/README
@@ -107,214 +107,215 @@
 Exported metrics
 ------------------
 
+See prometheus export for the description of each field.
+
 * Globals metrics
 
-+------------------------------------------------+-------------------------------------------------------------------------------+
-|    Metric name                                 |    Description                                                                |
-+------------------------------------------------+-------------------------------------------------------------------------------+
-| haproxy_process_nbthread                       | Configured number of threads.                                                 |
-| haproxy_process_nbproc                         | Configured number of processes.                                               |
-| haproxy_process_relative_process_id            | Relative process id, starting at 1.                                           |
-| haproxy_process_start_time_seconds             | Start time in seconds.                                                        |
-| haproxy_process_max_memory_bytes               | Per-process memory limit (in bytes); 0=unset.                                 |
-| haproxy_process_pool_allocated_bytes           | Total amount of memory allocated in pools (in bytes).                         |
-| haproxy_process_pool_used_bytes                | Total amount of memory used in pools (in bytes).                              |
-| haproxy_process_pool_failures_total            | Total number of failed pool allocations.                                      |
-| haproxy_process_max_fds                        | Maximum number of open file descriptors; 0=unset.                             |
-| haproxy_process_max_sockets                    | Maximum number of open sockets.                                               |
-| haproxy_process_max_connections                | Maximum number of concurrent connections.                                     |
-| haproxy_process_hard_max_connections           | Initial Maximum number of concurrent connections.                             |
-| haproxy_process_current_connections            | Number of active sessions.                                                    |
-| haproxy_process_connections_total              | Total number of created sessions.                                             |
-| haproxy_process_requests_total                 | Total number of requests (TCP or HTTP).                                       |
-| haproxy_process_max_ssl_connections            | Configured maximum number of concurrent SSL connections.                      |
-| haproxy_process_current_ssl_connections        | Number of opened SSL connections.                                             |
-| haproxy_process_ssl_connections_total          | Total number of opened SSL connections.                                       |
-| haproxy_process_max_pipes                      | Configured maximum number of pipes.                                           |
-| haproxy_process_pipes_used_total               | Number of pipes in used.                                                      |
-| haproxy_process_pipes_free_total               | Number of pipes unused.                                                       |
-| haproxy_process_current_connection_rate        | Current number of connections per second over last elapsed second.            |
-| haproxy_process_limit_connection_rate          | Configured maximum number of connections per second.                          |
-| haproxy_process_max_connection_rate            | Maximum observed number of connections per second.                            |
-| haproxy_process_current_session_rate           | Current number of sessions per second over last elapsed second.               |
-| haproxy_process_limit_session_rate             | Configured maximum number of sessions per second.                             |
-| haproxy_process_max_session_rate               | Maximum observed number of sessions per second.                               |
-| haproxy_process_current_ssl_rate               | Current number of SSL sessions per second over last elapsed second.           |
-| haproxy_process_limit_ssl_rate                 | Configured maximum number of SSL sessions per second.                         |
-| haproxy_process_max_ssl_rate                   | Maximum observed number of SSL sessions per second.                           |
-| haproxy_process_current_frontend_ssl_key_rate  | Current frontend SSL Key computation per second over last elapsed second.     |
-| haproxy_process_max_frontend_ssl_key_rate      | Maximum observed frontend SSL Key computation per second.                     |
-| haproxy_process_frontend_ssl_reuse             | SSL session reuse ratio (percent).                                            |
-| haproxy_process_current_backend_ssl_key_rate   | Current backend SSL Key computation per second over last elapsed second.      |
-| haproxy_process_max_backend_ssl_key_rate       | Maximum observed backend SSL Key computation per second.                      |
-| haproxy_process_ssl_cache_lookups_total        | Total number of SSL session cache lookups.                                    |
-| haproxy_process_ssl_cache_misses_total         | Total number of SSL session cache misses.                                     |
-| haproxy_process_http_comp_bytes_in_total       | Number of bytes per second over last elapsed second, before http compression. |
-| haproxy_process_http_comp_bytes_out_total      | Number of bytes per second over last elapsed second, after http compression.  |
-| haproxy_process_limit_http_comp                | Configured maximum input compression rate in bytes.                           |
-| haproxy_process_current_zlib_memory            | Current memory used for zlib in bytes.                                        |
-| haproxy_process_max_zlib_memory                | Configured maximum amount of memory for zlib in bytes.                        |
-| haproxy_process_current_tasks                  | Current number of tasks.                                                      |
-| haproxy_process_current_run_queue              | Current number of tasks in the run-queue.                                     |
-| haproxy_process_idle_time_percent              | Idle to total ratio over last sample (percent).                               |
-| haproxy_process_stopping                       | Non zero means stopping in progress.                                          |
-| haproxy_process_jobs                           | Current number of active jobs (listeners, sessions, open devices).            |
-| haproxy_process_unstoppable_jobs               | Current number of active jobs that can't be stopped during a soft stop.       |
-| haproxy_process_listeners                      | Current number of active listeners.                                           |
-| haproxy_process_active_peers                   | Current number of active peers.                                               |
-| haproxy_process_connected_peers                | Current number of connected peers.                                            |
-| haproxy_process_dropped_logs_total             | Total number of dropped logs.                                                 |
-| haproxy_process_busy_polling_enabled           | Non zero if the busy polling is enabled.                                      |
-| haproxy_process_failed_resolutions             | Total number of failed DNS resolutions.                                       |
-| haproxy_process_bytes_out_total                | Total number of bytes emitted.                                                |
-| haproxy_process_spliced_bytes_out_total        | Total number of bytes emitted through a kernel pipe.                          |
-| haproxy_process_bytes_out_rate                 | Number of bytes emitted over the last elapsed second.                         |
-| haproxy_process_recv_logs_total                | Total number of log messages received by log-forwarding listeners on this     |
-|                                                | worker process since started                                                  |
-+------------------------------------------------+-------------------------------------------------------------------------------+
++------------------------------------------------+
+|    Metric name                                 |
++------------------------------------------------+
+| haproxy_process_nbthread                       |
+| haproxy_process_nbproc                         |
+| haproxy_process_relative_process_id            |
+| haproxy_process_start_time_seconds             |
+| haproxy_process_max_memory_bytes               |
+| haproxy_process_pool_allocated_bytes           |
+| haproxy_process_pool_used_bytes                |
+| haproxy_process_pool_failures_total            |
+| haproxy_process_max_fds                        |
+| haproxy_process_max_sockets                    |
+| haproxy_process_max_connections                |
+| haproxy_process_hard_max_connections           |
+| haproxy_process_current_connections            |
+| haproxy_process_connections_total              |
+| haproxy_process_requests_total                 |
+| haproxy_process_max_ssl_connections            |
+| haproxy_process_current_ssl_connections        |
+| haproxy_process_ssl_connections_total          |
+| haproxy_process_max_pipes                      |
+| haproxy_process_pipes_used_total               |
+| haproxy_process_pipes_free_total               |
+| haproxy_process_current_connection_rate        |
+| haproxy_process_limit_connection_rate          |
+| haproxy_process_max_connection_rate            |
+| haproxy_process_current_session_rate           |
+| haproxy_process_limit_session_rate             |
+| haproxy_process_max_session_rate               |
+| haproxy_process_current_ssl_rate               |
+| haproxy_process_limit_ssl_rate                 |
+| haproxy_process_max_ssl_rate                   |
+| haproxy_process_current_frontend_ssl_key_rate  |
+| haproxy_process_max_frontend_ssl_key_rate      |
+| haproxy_process_frontend_ssl_reuse             |
+| haproxy_process_current_backend_ssl_key_rate   |
+| haproxy_process_max_backend_ssl_key_rate       |
+| haproxy_process_ssl_cache_lookups_total        |
+| haproxy_process_ssl_cache_misses_total         |
+| haproxy_process_http_comp_bytes_in_total       |
+| haproxy_process_http_comp_bytes_out_total      |
+| haproxy_process_limit_http_comp                |
+| haproxy_process_current_zlib_memory            |
+| haproxy_process_max_zlib_memory                |
+| haproxy_process_current_tasks                  |
+| haproxy_process_current_run_queue              |
+| haproxy_process_idle_time_percent              |
+| haproxy_process_stopping                       |
+| haproxy_process_jobs                           |
+| haproxy_process_unstoppable_jobs               |
+| haproxy_process_listeners                      |
+| haproxy_process_active_peers                   |
+| haproxy_process_connected_peers                |
+| haproxy_process_dropped_logs_total             |
+| haproxy_process_busy_polling_enabled           |
+| haproxy_process_failed_resolutions             |
+| haproxy_process_bytes_out_total                |
+| haproxy_process_spliced_bytes_out_total        |
+| haproxy_process_bytes_out_rate                 |
+| haproxy_process_recv_logs_total                |
++------------------------------------------------+
 
 * Frontend metrics
 
-+-------------------------------------------------+------------------------------------------------------------------------------+
-|    Metric name                                  |    Description                                                               |
-+-------------------------------------------------+------------------------------------------------------------------------------+
-| haproxy_frontend_status                         | Current status of the service.                                               |
-| haproxy_frontend_current_sessions               | Current number of active sessions.                                           |
-| haproxy_frontend_max_sessions                   | Maximum observed number of active sessions.                                  |
-| haproxy_frontend_limit_sessions                 | Configured session limit.                                                    |
-| haproxy_frontend_sessions_total                 | Total number of sessions.                                                    |
-| haproxy_frontend_limit_session_rate             | Configured limit on new sessions per second.                                 |
-| haproxy_frontend_max_session_rate               | Maximum observed number of sessions per second.                              |
-| haproxy_frontend_connections_rate_current       | Current number of connections per second over the last elapsed second.       |
-| haproxy_frontend_connections_rate_max           | Maximum observed number of connections per second.                           |
-| haproxy_frontend_connections_total              | Total number of connections.                                                 |
-| haproxy_frontend_bytes_in_total                 | Current total of incoming bytes.                                             |
-| haproxy_frontend_bytes_out_total                | Current total of outgoing bytes.                                             |
-| haproxy_frontend_requests_denied_total          | Total number of denied requests.                                             |
-| haproxy_frontend_responses_denied_total         | Total number of denied responses.                                            |
-| haproxy_frontend_request_errors_total           | Total number of request errors.                                              |
-| haproxy_frontend_denied_connections_total       | Total number of requests denied by "tcp-request connection" rules.           |
-| haproxy_frontend_denied_sessions_total          | Total number of requests denied by "tcp-request session" rules.              |
-| haproxy_frontend_failed_header_rewriting_total  | Total number of failed header rewriting warnings.                            |
-| haproxy_frontend_http_requests_rate_max         | Maximum observed number of HTTP requests per second.                         |
-| haproxy_frontend_http_requests_total            | Total number of HTTP requests received.                                      |
-| haproxy_frontend_http_responses_total           | Total number of HTTP responses.                                              |
-| haproxy_frontend_intercepted_requests_total     | Total number of intercepted HTTP requests.                                   |
-| haproxy_frontend_http_cache_lookups_total       | Total number of HTTP cache lookups.                                          |
-| haproxy_frontend_http_cache_hits_total          | Total number of HTTP cache hits.                                             |
-| haproxy_frontend_http_comp_bytes_in_total       | Total number of HTTP response bytes fed to the compressor.                   |
-| haproxy_frontend_http_comp_bytes_out_total      | Total number of HTTP response bytes emitted by the compressor.               |
-| haproxy_frontend_http_comp_bytes_bypassed_total | Total number of bytes that bypassed the HTTP compressor (CPU/BW limit).      |
-| haproxy_frontend_http_comp_responses_total      | Total number of HTTP responses that were compressed.                         |
-| haproxy_frontend_internal_errors_total          | Total number of internal errors.                                             |
-+-------------------------------------------------+------------------------------------------------------------------------------+
++-------------------------------------------------+
+|    Metric name                                  |
++-------------------------------------------------+
+| haproxy_frontend_status                         |
+| haproxy_frontend_current_sessions               |
+| haproxy_frontend_max_sessions                   |
+| haproxy_frontend_limit_sessions                 |
+| haproxy_frontend_sessions_total                 |
+| haproxy_frontend_limit_session_rate             |
+| haproxy_frontend_max_session_rate               |
+| haproxy_frontend_connections_rate_current       |
+| haproxy_frontend_connections_rate_max           |
+| haproxy_frontend_connections_total              |
+| haproxy_frontend_bytes_in_total                 |
+| haproxy_frontend_bytes_out_total                |
+| haproxy_frontend_requests_denied_total          |
+| haproxy_frontend_responses_denied_total         |
+| haproxy_frontend_request_errors_total           |
+| haproxy_frontend_denied_connections_total       |
+| haproxy_frontend_denied_sessions_total          |
+| haproxy_frontend_failed_header_rewriting_total  |
+| haproxy_frontend_http_requests_rate_max         |
+| haproxy_frontend_http_requests_total            |
+| haproxy_frontend_http_responses_total           |
+| haproxy_frontend_intercepted_requests_total     |
+| haproxy_frontend_http_cache_lookups_total       |
+| haproxy_frontend_http_cache_hits_total          |
+| haproxy_frontend_http_comp_bytes_in_total       |
+| haproxy_frontend_http_comp_bytes_out_total      |
+| haproxy_frontend_http_comp_bytes_bypassed_total |
+| haproxy_frontend_http_comp_responses_total      |
+| haproxy_frontend_internal_errors_total          |
++-------------------------------------------------+
 
 * Backend metrics
 
-+-----------------------------------------------------+--------------------------------------------------------------------------+
-|    Metric name                                      |    Description                                                           |
-+-----------------------------------------------------+--------------------------------------------------------------------------+
-| haproxy_backend_status                              | Current status of the service.                                           |
-| haproxy_backend_current_sessions                    | Current number of active sessions.                                       |
-| haproxy_backend_max_sessions                        | Maximum observed number of active sessions.                              |
-| haproxy_backend_limit_sessions                      | Configured session limit.                                                |
-| haproxy_backend_sessions_total                      | Total number of sessions.                                                |
-| haproxy_backend_max_session_rate                    | Maximum observed number of sessions per second.                          |
-| haproxy_backend_last_session_seconds                | Number of seconds since last session assigned to server/backend.         |
-| haproxy_backend_current_queue                       | Current number of queued requests.                                       |
-| haproxy_backend_max_queue                           | Maximum observed number of queued requests.                              |
-| haproxy_backend_connection_attempts_total           | Total number of connection establishment attempts.                       |
-| haproxy_backend_connection_reuses_total             | Total number of connection reuses.                                       |
-| haproxy_backend_bytes_in_total                      | Current total of incoming bytes.                                         |
-| haproxy_backend_bytes_out_total                     | Current total of outgoing bytes.                                         |
-| haproxy_backend_queue_time_average_seconds          | Avg. queue time for last 1024 successful connections.                    |
-| haproxy_backend_connect_time_average_seconds        | Avg. connect time for last 1024 successful connections.                  |
-| haproxy_backend_response_time_average_seconds       | Avg. response time for last 1024 successful connections. (0 for TCP)     |
-| haproxy_backend_total_time_average_seconds          | Avg. total time for last 1024 successful connections.                    |
-| haproxy_backend_max_queue_time_seconds              | Maximum observed queue time.                                             |
-| haproxy_backend_max_connect_time_seconds            | Maximum observed connect time.                                           |
-| haproxy_backend_max_response_time_seconds           | Maximum observed response time. (0 for TCP)                              |
-| haproxy_backend_max_total_time_seconds              | Maximum observed total time.                                             |
-| haproxy_backend_requests_denied_total               | Total number of denied requests.                                         |
-| haproxy_backend_responses_denied_total              | Total number of denied responses.                                        |
-| haproxy_backend_connection_errors_total             | Total number of connection errors.                                       |
-| haproxy_backend_response_errors_total               | Total number of response errors.                                         |
-| haproxy_backend_retry_warnings_total                | Total number of retry warnings.                                          |
-| haproxy_backend_redispatch_warnings_total           | Total number of redispatch warnings.                                     |
-| haproxy_backend_failed_header_rewriting_total       | Total number of failed header rewriting warnings.                        |
-| haproxy_backend_client_aborts_total                 | Total number of data transfers aborted by the client.                    |
-| haproxy_backend_server_aborts_total                 | Total number of data transfers aborted by the server.                    |
-| haproxy_backend_weight                              | Service weight.                                                          |
-| haproxy_backend_uweight                             | Sum of active servers'user weights for a backend                         |
-| haproxy_backend_active_servers                      | Current number of active servers.                                        |
-| haproxy_backend_backup_servers                      | Current number of backup servers.                                        |
-| haproxy_backend_check_up_down_total                 | Total number of UP->DOWN transitions.                                    |
-| haproxy_backend_check_last_change_seconds           | Number of seconds since the last UP<->DOWN transition.                   |
-| haproxy_backend_downtime_seconds_total              | Total downtime (in seconds) for the service.                             |
-| haproxy_backend_loadbalanced_total                  | Total number of times a service was selected.                            |
-| haproxy_backend_http_requests_total                 | Total number of HTTP requests received.                                  |
-| haproxy_backend_http_responses_total                | Total number of HTTP responses.                                          |
-| haproxy_backend_http_cache_lookups_total            | Total number of HTTP cache lookups.                                      |
-| haproxy_backend_http_cache_hits_total               | Total number of HTTP cache hits.                                         |
-| haproxy_backend_http_comp_bytes_in_total            | Total number of HTTP response bytes fed to the compressor.               |
-| haproxy_backend_http_comp_bytes_out_total           | Total number of HTTP response bytes emitted by the compressor.           |
-| haproxy_backend_http_comp_bytes_bypassed_total      | Total number of bytes that bypassed the HTTP compressor (CPU/BW limit).  |
-| haproxy_backend_http_comp_responses_total           | Total number of HTTP responses that were compressed.                     |
-| haproxy_backend_internal_errors_total               | Total number of internal errors.                                         |
-+-----------------------------------------------------+--------------------------------------------------------------------------+
++-----------------------------------------------------+
+|    Metric name                                      |
++-----------------------------------------------------+
+| haproxy_backend_status                              |
+| haproxy_backend_current_sessions                    |
+| haproxy_backend_max_sessions                        |
+| haproxy_backend_limit_sessions                      |
+| haproxy_backend_sessions_total                      |
+| haproxy_backend_max_session_rate                    |
+| haproxy_backend_last_session_seconds                |
+| haproxy_backend_current_queue                       |
+| haproxy_backend_max_queue                           |
+| haproxy_backend_connection_attempts_total           |
+| haproxy_backend_connection_reuses_total             |
+| haproxy_backend_bytes_in_total                      |
+| haproxy_backend_bytes_out_total                     |
+| haproxy_backend_queue_time_average_seconds          |
+| haproxy_backend_connect_time_average_seconds        |
+| haproxy_backend_response_time_average_seconds       |
+| haproxy_backend_total_time_average_seconds          |
+| haproxy_backend_max_queue_time_seconds              |
+| haproxy_backend_max_connect_time_seconds            |
+| haproxy_backend_max_response_time_seconds           |
+| haproxy_backend_max_total_time_seconds              |
+| haproxy_backend_requests_denied_total               |
+| haproxy_backend_responses_denied_total              |
+| haproxy_backend_connection_errors_total             |
+| haproxy_backend_response_errors_total               |
+| haproxy_backend_retry_warnings_total                |
+| haproxy_backend_redispatch_warnings_total           |
+| haproxy_backend_failed_header_rewriting_total       |
+| haproxy_backend_client_aborts_total                 |
+| haproxy_backend_server_aborts_total                 |
+| haproxy_backend_weight                              |
+| haproxy_backend_uweight                             |
+| haproxy_backend_active_servers                      |
+| haproxy_backend_backup_servers                      |
+| haproxy_backend_check_up_down_total                 |
+| haproxy_backend_check_last_change_seconds           |
+| haproxy_backend_downtime_seconds_total              |
+| haproxy_backend_loadbalanced_total                  |
+| haproxy_backend_http_requests_total                 |
+| haproxy_backend_http_responses_total                |
+| haproxy_backend_http_cache_lookups_total            |
+| haproxy_backend_http_cache_hits_total               |
+| haproxy_backend_http_comp_bytes_in_total            |
+| haproxy_backend_http_comp_bytes_out_total           |
+| haproxy_backend_http_comp_bytes_bypassed_total      |
+| haproxy_backend_http_comp_responses_total           |
+| haproxy_backend_internal_errors_total               |
++-----------------------------------------------------+
 
 * Server metrics
 
-+----------------------------------------------------+---------------------------------------------------------------------------+
-|    Metric name                                     |    Description                                                            |
-+----------------------------------------------------+---------------------------------------------------------------------------+
-| haproxy_server_status                              | Current status of the service.                                            |
-| haproxy_server_current_sessions                    | Current number of active sessions.                                        |
-| haproxy_server_max_sessions                        | Maximum observed number of active sessions.                               |
-| haproxy_server_limit_sessions                      | Configured session limit.                                                 |
-| haproxy_server_sessions_total                      | Total number of sessions.                                                 |
-| haproxy_server_max_session_rate                    | Maximum observed number of sessions per second.                           |
-| haproxy_server_last_session_seconds                | Number of seconds since last session assigned to server/backend.          |
-| haproxy_server_current_queue                       | Current number of queued requests.                                        |
-| haproxy_server_max_queue                           | Maximum observed number of queued requests.                               |
-| haproxy_server_queue_limit                         | Configured maxqueue for the server (0 meaning no limit).                  |
-| haproxy_server_bytes_in_total                      | Current total of incoming bytes.                                          |
-| haproxy_server_bytes_out_total                     | Current total of outgoing bytes.                                          |
-| haproxy_server_queue_time_average_seconds          | Avg. queue time for last 1024 successful connections.                     |
-| haproxy_server_connect_time_average_seconds        | Avg. connect time for last 1024 successful connections.                   |
-| haproxy_server_response_time_average_seconds       | Avg. response time for last 1024 successful connections. (0 for TCP)      |
-| haproxy_server_total_time_average_seconds          | Avg. total time for last 1024 successful connections.                     |
-| haproxy_server_max_queue_time_seconds              | Maximum observed queue time.                                              |
-| haproxy_server_max_connect_time_seconds            | Maximum observed connect time.                                            |
-| haproxy_server_max_response_time_seconds           | Maximum observed response time.  (0 for TCP)                              |
-| haproxy_server_max_total_time_seconds              | Maximum observed total time.                                              |
-| haproxy_server_connection_attempts_total           | Total number of connection establishment attempts.                        |
-| haproxy_server_connection_reuses_total             | Total number of connection reuses.                                        |
-| haproxy_server_responses_denied_total              | Total number of denied responses.                                         |
-| haproxy_server_connection_errors_total             | Total number of connection errors.                                        |
-| haproxy_server_response_errors_total               | Total number of response errors.                                          |
-| haproxy_server_retry_warnings_total                | Total number of retry warnings.                                           |
-| haproxy_server_redispatch_warnings_total           | Total number of redispatch warnings.                                      |
-| haproxy_server_failed_header_rewriting_total       | Total number of failed header rewriting warnings.                         |
-| haproxy_server_client_aborts_total                 | Total number of data transfers aborted by the client.                     |
-| haproxy_server_server_aborts_total                 | Total number of data transfers aborted by the server.                     |
-| haproxy_server_weight                              | Service weight.                                                           |
-| haproxy_server_uweight                             | Server's user weight                                                      |
-| haproxy_server_check_status                        | Status of last health check, if enabled. (see below for the mapping)      |
-| haproxy_server_check_code                          | layer5-7 code, if available of the last health check.                     |
-| haproxy_server_check_duration_seconds              | Total duration of the latest server health check, in seconds.             |
-| haproxy_server_check_failures_total                | Total number of failed check (Only when the server is up).                |
-| haproxy_server_check_up_down_total                 | Total number of UP->DOWN transitions.                                     |
-| haproxy_server_downtime_seconds_total              | Total downtime (in seconds) for the service.                              |
-| haproxy_server_check_last_change_seconds           | Number of seconds since the last UP<->DOWN transition.                    |
-| haproxy_server_current_throttle                    | Current throttle percentage for the server, when slowstart is active.     |
-| haproxy_server_loadbalanced_total                  | Total number of times a service was selected.                             |
-| haproxy_server_http_responses_total                | Total number of HTTP responses.                                           |
-| haproxy_server_idle_connections_current            | Current number of idle connections available for reuse.                   |
-| haproxy_server_idle_connections_limit              | Limit on the number of available idle connections.                        |
-| haproxy_server_internal_errors_total               | Total number of internal errors.                                          |
-| haproxy_server_unsafe_idle_connections_current     | Current number of unsafe idle connections.                                |
-| haproxy_server_safe_idle_connections_current       | Current number of safe idle connections.                                  |
-| haproxy_server_used_connections_current            | Current number of connections in use.                                     |
-| haproxy_server_need_connections_current            | Estimated needed number of connections.                                   |
-+----------------------------------------------------+---------------------------------------------------------------------------+
++----------------------------------------------------+
+|    Metric name                                     |
++----------------------------------------------------+
+| haproxy_server_status                              |
+| haproxy_server_current_sessions                    |
+| haproxy_server_max_sessions                        |
+| haproxy_server_limit_sessions                      |
+| haproxy_server_sessions_total                      |
+| haproxy_server_max_session_rate                    |
+| haproxy_server_last_session_seconds                |
+| haproxy_server_current_queue                       |
+| haproxy_server_max_queue                           |
+| haproxy_server_queue_limit                         |
+| haproxy_server_bytes_in_total                      |
+| haproxy_server_bytes_out_total                     |
+| haproxy_server_queue_time_average_seconds          |
+| haproxy_server_connect_time_average_seconds        |
+| haproxy_server_response_time_average_seconds       |
+| haproxy_server_total_time_average_seconds          |
+| haproxy_server_max_queue_time_seconds              |
+| haproxy_server_max_connect_time_seconds            |
+| haproxy_server_max_response_time_seconds           |
+| haproxy_server_max_total_time_seconds              |
+| haproxy_server_connection_attempts_total           |
+| haproxy_server_connection_reuses_total             |
+| haproxy_server_responses_denied_total              |
+| haproxy_server_connection_errors_total             |
+| haproxy_server_response_errors_total               |
+| haproxy_server_retry_warnings_total                |
+| haproxy_server_redispatch_warnings_total           |
+| haproxy_server_failed_header_rewriting_total       |
+| haproxy_server_client_aborts_total                 |
+| haproxy_server_server_aborts_total                 |
+| haproxy_server_weight                              |
+| haproxy_server_uweight                             |
+| haproxy_server_check_status                        |
+| haproxy_server_check_code                          |
+| haproxy_server_check_duration_seconds              |
+| haproxy_server_check_failures_total                |
+| haproxy_server_check_up_down_total                 |
+| haproxy_server_downtime_seconds_total              |
+| haproxy_server_check_last_change_seconds           |
+| haproxy_server_current_throttle                    |
+| haproxy_server_loadbalanced_total                  |
+| haproxy_server_http_responses_total                |
+| haproxy_server_idle_connections_current            |
+| haproxy_server_idle_connections_limit              |
+| haproxy_server_internal_errors_total               |
+| haproxy_server_unsafe_idle_connections_current     |
+| haproxy_server_safe_idle_connections_current       |
+| haproxy_server_used_connections_current            |
+| haproxy_server_need_connections_current            |
++----------------------------------------------------+