diff --git a/addons/promex/service-prometheus.c b/addons/promex/service-prometheus.c
index 6a42a47..22dfc32 100644
--- a/addons/promex/service-prometheus.c
+++ b/addons/promex/service-prometheus.c
@@ -188,106 +188,107 @@
 
 /* frontend/backend/server fields */
 const struct promex_metric promex_st_metrics[ST_F_TOTAL_FIELDS] = {
-	//[ST_F_PXNAME]         ignored
-	//[ST_F_SVNAME]         ignored
-	[ST_F_QCUR]           = { .n = IST("current_queue"),                    .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_QMAX]           = { .n = IST("max_queue"),                        .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_SCUR]           = { .n = IST("current_sessions"),                 .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_SMAX]           = { .n = IST("max_sessions"),                     .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_SLIM]           = { .n = IST("limit_sessions"),                   .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_STOT]           = { .n = IST("sessions_total"),                   .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_BIN]            = { .n = IST("bytes_in_total"),                   .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_BOUT]           = { .n = IST("bytes_out_total"),                  .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_DREQ]           = { .n = IST("requests_denied_total"),            .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_DRESP]          = { .n = IST("responses_denied_total"),           .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_EREQ]           = { .n = IST("request_errors_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC                                               ) },
-	[ST_F_ECON]           = { .n = IST("connection_errors_total"),          .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_ERESP]          = { .n = IST("response_errors_total"),            .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_WRETR]          = { .n = IST("retry_warnings_total"),             .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_WREDIS]         = { .n = IST("redispatch_warnings_total"),        .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_STATUS]         = { .n = IST("status"),                           .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_WEIGHT]         = { .n = IST("weight"),                           .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_ACT]            = { .n = IST("active_servers"),                   .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_BCK]            = { .n = IST("backup_servers"),                   .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_CHKFAIL]        = { .n = IST("check_failures_total"),             .type = PROMEX_MT_COUNTER,  .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_CHKDOWN]        = { .n = IST("check_up_down_total"),              .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_LASTCHG]        = { .n = IST("check_last_change_seconds"),        .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_DOWNTIME]       = { .n = IST("downtime_seconds_total"),           .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_QLIMIT]         = { .n = IST("queue_limit"),                      .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	//[ST_F_PID]            ignored
-	//[ST_F_IID]            ignored
-	//[ST_F_SID]            ignored
-	[ST_F_THROTTLE]       = { .n = IST("current_throttle"),                 .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_LBTOT]          = { .n = IST("loadbalanced_total"),               .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	//[ST_F_TRACKED]        ignored
-	//[ST_F_TYPE]           ignored
-	//[ST_F_RATE]           ignored
-	[ST_F_RATE_LIM]       = { .n = IST("limit_session_rate"),               .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
-	[ST_F_RATE_MAX]       = { .n = IST("max_session_rate"),                 .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_CHECK_STATUS]   = { .n = IST("check_status"),                     .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_CHECK_CODE]     = { .n = IST("check_code"),                       .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_CHECK_DURATION] = { .n = IST("check_duration_seconds"),           .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_HRSP_1XX]       = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_HRSP_2XX]       = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_HRSP_3XX]       = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_HRSP_4XX]       = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_HRSP_5XX]       = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_HRSP_OTHER]     = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	//[ST_F_HANAFAIL]       ignored
-	//[ST_F_REQ_RATE]       ignored
-	[ST_F_REQ_RATE_MAX]   = { .n = IST("http_requests_rate_max"),           .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
-	[ST_F_REQ_TOT]        = { .n = IST("http_requests_total"),              .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_CLI_ABRT]       = { .n = IST("client_aborts_total"),              .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_SRV_ABRT]       = { .n = IST("server_aborts_total"),              .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_COMP_IN]        = { .n = IST("http_comp_bytes_in_total"),         .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_COMP_OUT]       = { .n = IST("http_comp_bytes_out_total"),        .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_COMP_BYP]       = { .n = IST("http_comp_bytes_bypassed_total"),   .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_COMP_RSP]       = { .n = IST("http_comp_responses_total"),        .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_LASTSESS]       = { .n = IST("last_session_seconds"),             .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	//[ST_F_LAST_CHK]       ignored
-	//[ST_F_LAST_AGT]       ignored
-	[ST_F_QTIME]          = { .n = IST("queue_time_average_seconds"),       .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_CTIME]          = { .n = IST("connect_time_average_seconds"),     .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_RTIME]          = { .n = IST("response_time_average_seconds"),    .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_TTIME]          = { .n = IST("total_time_average_seconds"),       .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	//[ST_F_AGENT_STATUS]   ignored
-	//[ST_F_AGENT_CODE]     ignored
-	//[ST_F_AGENT_DURATION] ignored
-	//[ST_F_CHECK_DESC]     ignored
-	//[ST_F_AGENT_DESC]     ignored
-	//[ST_F_CHECK_RISE]     ignored
-	//[ST_F_CHECK_FALL]     ignored
-	//[ST_F_CHECK_HEALTH]   ignored
-	//[ST_F_AGENT_RISE]     ignored
-	//[ST_F_AGENT_FALL]     ignored
-	//[ST_F_AGENT_HEALTH]   ignored
-	//[ST_F_ADDR]           ignored
-	//[ST_F_COOKIE]         ignored
-	//[ST_F_MODE]           ignored
-	//[ST_F_ALGO]           ignored
-	//[ST_F_CONN_RATE]      ignored
-	[ST_F_CONN_RATE_MAX]  = { .n = IST("connections_rate_max"),             .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
-	[ST_F_CONN_TOT]       = { .n = IST("connections_total"),                .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
-	[ST_F_INTERCEPTED]    = { .n = IST("intercepted_requests_total"),       .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
-	[ST_F_DCON]           = { .n = IST("denied_connections_total"),         .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC                                               ) },
-	[ST_F_DSES]           = { .n = IST("denied_sessions_total"),            .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC                                               ) },
-	[ST_F_WREW]           = { .n = IST("failed_header_rewriting_total"),    .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_CONNECT]        = { .n = IST("connection_attempts_total"),        .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_REUSE]          = { .n = IST("connection_reuses_total"),          .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_CACHE_LOOKUPS]  = { .n = IST("http_cache_lookups_total"),         .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_CACHE_HITS]     = { .n = IST("http_cache_hits_total"),            .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
-	[ST_F_SRV_ICUR]       = { .n = IST("idle_connections_current"),         .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_SRV_ILIM]       = { .n = IST("idle_connections_limit"),           .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_QT_MAX]         = { .n = IST("max_queue_time_seconds"),           .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_CT_MAX]         = { .n = IST("max_connect_time_seconds"),         .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_RT_MAX]         = { .n = IST("max_response_time_seconds"),        .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_TT_MAX]         = { .n = IST("max_total_time_seconds"),           .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_EINT]           = { .n = IST("internal_errors_total"),            .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
-	[ST_F_IDLE_CONN_CUR]  = { .n = IST("unsafe_idle_connections_current"),  .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_SAFE_CONN_CUR]  = { .n = IST("safe_idle_connections_current"),    .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_USED_CONN_CUR]  = { .n = IST("used_connections_current"),         .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_NEED_CONN_EST]  = { .n = IST("need_connections_current"),         .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
-	[ST_F_UWEIGHT]        = { .n = IST("uweight"),                          .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	//[ST_F_PXNAME]               ignored
+	//[ST_F_SVNAME]               ignored
+	[ST_F_QCUR]                 = { .n = IST("current_queue"),                    .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_QMAX]                 = { .n = IST("max_queue"),                        .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_SCUR]                 = { .n = IST("current_sessions"),                 .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_SMAX]                 = { .n = IST("max_sessions"),                     .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_SLIM]                 = { .n = IST("limit_sessions"),                   .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_STOT]                 = { .n = IST("sessions_total"),                   .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_BIN]                  = { .n = IST("bytes_in_total"),                   .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_BOUT]                 = { .n = IST("bytes_out_total"),                  .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_DREQ]                 = { .n = IST("requests_denied_total"),            .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_DRESP]                = { .n = IST("responses_denied_total"),           .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_EREQ]                 = { .n = IST("request_errors_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC                                               ) },
+	[ST_F_ECON]                 = { .n = IST("connection_errors_total"),          .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_ERESP]                = { .n = IST("response_errors_total"),            .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_WRETR]                = { .n = IST("retry_warnings_total"),             .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_WREDIS]               = { .n = IST("redispatch_warnings_total"),        .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_STATUS]               = { .n = IST("status"),                           .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_WEIGHT]               = { .n = IST("weight"),                           .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_ACT]                  = { .n = IST("active_servers"),                   .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_BCK]                  = { .n = IST("backup_servers"),                   .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_CHKFAIL]              = { .n = IST("check_failures_total"),             .type = PROMEX_MT_COUNTER,  .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_CHKDOWN]              = { .n = IST("check_up_down_total"),              .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_LASTCHG]              = { .n = IST("check_last_change_seconds"),        .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_DOWNTIME]             = { .n = IST("downtime_seconds_total"),           .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_QLIMIT]               = { .n = IST("queue_limit"),                      .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	//[ST_F_PID]                  ignored
+	//[ST_F_IID]                  ignored
+	//[ST_F_SID]                  ignored
+	[ST_F_THROTTLE]             = { .n = IST("current_throttle"),                 .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_LBTOT]                = { .n = IST("loadbalanced_total"),               .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	//[ST_F_TRACKED]              ignored
+	//[ST_F_TYPE]                 ignored
+	//[ST_F_RATE]                 ignored
+	[ST_F_RATE_LIM]             = { .n = IST("limit_session_rate"),               .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
+	[ST_F_RATE_MAX]             = { .n = IST("max_session_rate"),                 .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_CHECK_STATUS]         = { .n = IST("check_status"),                     .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_CHECK_CODE]           = { .n = IST("check_code"),                       .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_CHECK_DURATION]       = { .n = IST("check_duration_seconds"),           .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_HRSP_1XX]             = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_HRSP_2XX]             = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_HRSP_3XX]             = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_HRSP_4XX]             = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_HRSP_5XX]             = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_HRSP_OTHER]           = { .n = IST("http_responses_total"),             .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	//[ST_F_HANAFAIL]             ignored
+	//[ST_F_REQ_RATE]             ignored
+	[ST_F_REQ_RATE_MAX]         = { .n = IST("http_requests_rate_max"),           .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
+	[ST_F_REQ_TOT]              = { .n = IST("http_requests_total"),              .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_CLI_ABRT]             = { .n = IST("client_aborts_total"),              .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_SRV_ABRT]             = { .n = IST("server_aborts_total"),              .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_COMP_IN]              = { .n = IST("http_comp_bytes_in_total"),         .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_COMP_OUT]             = { .n = IST("http_comp_bytes_out_total"),        .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_COMP_BYP]             = { .n = IST("http_comp_bytes_bypassed_total"),   .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_COMP_RSP]             = { .n = IST("http_comp_responses_total"),        .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_LASTSESS]             = { .n = IST("last_session_seconds"),             .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	//[ST_F_LAST_CHK]             ignored
+	//[ST_F_LAST_AGT]             ignored
+	[ST_F_QTIME]                = { .n = IST("queue_time_average_seconds"),       .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_CTIME]                = { .n = IST("connect_time_average_seconds"),     .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_RTIME]                = { .n = IST("response_time_average_seconds"),    .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_TTIME]                = { .n = IST("total_time_average_seconds"),       .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	//[ST_F_AGENT_STATUS]         ignored
+	//[ST_F_AGENT_CODE]           ignored
+	//[ST_F_AGENT_DURATION]       ignored
+	//[ST_F_CHECK_DESC]           ignored
+	//[ST_F_AGENT_DESC]           ignored
+	//[ST_F_CHECK_RISE]           ignored
+	//[ST_F_CHECK_FALL]           ignored
+	//[ST_F_CHECK_HEALTH]         ignored
+	//[ST_F_AGENT_RISE]           ignored
+	//[ST_F_AGENT_FALL]           ignored
+	//[ST_F_AGENT_HEALTH]         ignored
+	//[ST_F_ADDR]                 ignored
+	//[ST_F_COOKIE]               ignored
+	//[ST_F_MODE]                 ignored
+	//[ST_F_ALGO]                 ignored
+	//[ST_F_CONN_RATE]            ignored
+	[ST_F_CONN_RATE_MAX]        = { .n = IST("connections_rate_max"),             .type = PROMEX_MT_GAUGE,    .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
+	[ST_F_CONN_TOT]             = { .n = IST("connections_total"),                .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
+	[ST_F_INTERCEPTED]          = { .n = IST("intercepted_requests_total"),       .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC                                                                     ) },
+	[ST_F_DCON]                 = { .n = IST("denied_connections_total"),         .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC                                               ) },
+	[ST_F_DSES]                 = { .n = IST("denied_sessions_total"),            .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC                                               ) },
+	[ST_F_WREW]                 = { .n = IST("failed_header_rewriting_total"),    .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_CONNECT]              = { .n = IST("connection_attempts_total"),        .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_REUSE]                = { .n = IST("connection_reuses_total"),          .type = PROMEX_MT_COUNTER,  .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_CACHE_LOOKUPS]        = { .n = IST("http_cache_lookups_total"),         .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_CACHE_HITS]           = { .n = IST("http_cache_hits_total"),            .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC |                       PROMEX_FL_BACK_METRIC                       ) },
+	[ST_F_SRV_ICUR]             = { .n = IST("idle_connections_current"),         .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_SRV_ILIM]             = { .n = IST("idle_connections_limit"),           .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_QT_MAX]               = { .n = IST("max_queue_time_seconds"),           .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_CT_MAX]               = { .n = IST("max_connect_time_seconds"),         .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_RT_MAX]               = { .n = IST("max_response_time_seconds"),        .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_TT_MAX]               = { .n = IST("max_total_time_seconds"),           .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_EINT]                 = { .n = IST("internal_errors_total"),            .type = PROMEX_MT_COUNTER,  .flags = (PROMEX_FL_FRONT_METRIC | PROMEX_FL_LI_METRIC | PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_IDLE_CONN_CUR]        = { .n = IST("unsafe_idle_connections_current"),  .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_SAFE_CONN_CUR]        = { .n = IST("safe_idle_connections_current"),    .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_USED_CONN_CUR]        = { .n = IST("used_connections_current"),         .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_NEED_CONN_EST]        = { .n = IST("need_connections_current"),         .type = PROMEX_MT_GAUGE,    .flags = (                                                                       PROMEX_FL_SRV_METRIC) },
+	[ST_F_UWEIGHT]              = { .n = IST("uweight"),                          .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC | PROMEX_FL_SRV_METRIC) },
+	[ST_F_AGG_SRV_CHECK_STATUS] = { .n = IST("agg_server_check_status"),	      .type = PROMEX_MT_GAUGE,    .flags = (                                               PROMEX_FL_BACK_METRIC                       ) },
 };
 
 /* Description of overridden stats fields */
@@ -781,6 +782,7 @@
 {
 	static struct ist prefix = IST("haproxy_backend_");
 	struct proxy *px;
+	struct server *sv;
 	struct field val;
 	struct channel *chn = si_ic(appctx->owner);
 	struct ist out = ist2(trash.area, 0);
@@ -788,7 +790,8 @@
 	struct field *stats = stat_l[STATS_DOMAIN_PROXY];
 	int ret = 1;
 	double secs;
-	enum promex_back_state state;
+	enum promex_back_state bkd_state;
+	enum promex_srv_state srv_state;
 
 	for (;appctx->st2 < ST_F_TOTAL_FIELDS; appctx->st2++) {
 		if (!(promex_st_metrics[appctx->st2].flags & appctx->ctx.stats.flags))
@@ -796,6 +799,7 @@
 
 		while (appctx->ctx.stats.obj1) {
 			struct promex_label labels[PROMEX_MAX_LABELS-1] = {};
+			unsigned int srv_state_count[PROMEX_SRV_STATE_COUNT] = { 0 };
 
 			px = appctx->ctx.stats.obj1;
 
@@ -810,12 +814,31 @@
 				return -1;
 
 			switch (appctx->st2) {
+				case ST_F_AGG_SRV_CHECK_STATUS:
+					if (!px->srv)
+						goto next_px;
+					sv = px->srv;
+					while (sv) {
+						srv_state = promex_srv_status(sv);
+						srv_state_count[srv_state] += 1;
+						sv = sv->next;
+					}
+					for (; appctx->ctx.stats.st_code < PROMEX_SRV_STATE_COUNT; appctx->ctx.stats.st_code++) {
+						val = mkf_u32(FN_GAUGE, srv_state_count[appctx->ctx.stats.st_code]);
+						labels[1].name = ist("state");
+						labels[1].value = promex_srv_st[appctx->ctx.stats.st_code];
+						if (!promex_dump_metric(appctx, htx, prefix, &promex_st_metrics[appctx->st2],
+									&val, labels, &out, max))
+							goto full;
+					}
+					appctx->ctx.stats.st_code = 0;
+					goto next_px;
 				case ST_F_STATUS:
-					state = ((px->lbprm.tot_weight > 0 || !px->srv) ? 1 : 0);
+					bkd_state = ((px->lbprm.tot_weight > 0 || !px->srv) ? 1 : 0);
 					for (; appctx->ctx.stats.st_code < PROMEX_BACK_STATE_COUNT; appctx->ctx.stats.st_code++) {
 						labels[1].name = ist("state");
 						labels[1].value = promex_back_st[appctx->ctx.stats.st_code];
-						val = mkf_u32(FO_STATUS, state == appctx->ctx.stats.st_code);
+						val = mkf_u32(FO_STATUS, bkd_state == appctx->ctx.stats.st_code);
 						if (!promex_dump_metric(appctx, htx, prefix, &promex_st_metrics[appctx->st2],
 									&val, labels, &out, max))
 							goto full;