diff --git a/cloud/aws/apigateway/README.md b/cloud/aws/apigateway/README.md
index 439aae4..d20226b 100644
--- a/cloud/aws/apigateway/README.md
+++ b/cloud/aws/apigateway/README.md
@@ -27,17 +27,23 @@ Inputs
 
 | Name | Description | Type | Default | Required |
 |------|-------------|:----:|:-----:|:-----:|
+| artificial_requests_count | Number of false requests used to mitigate false positive in case of low trafic | string | `5` | no |
 | delay | Delay in seconds for the metric evaluation | string | `900` | no |
 | environment | Environment | string | - | yes |
-| filter_tags | Tags used for custom filtering | string | `*` | no |
+| filter_tags | Tags used for filtering | string | `*` | no |
+| http_4xx_requests_message | Custom message for API Gateway HTTP 4xx requests monitor | string | `` | no |
+| http_4xx_requests_silenced | Groups to mute for API Gateway HTTP 4xx requests monitor | map | `<map>` | no |
 | http_4xx_requests_threshold_critical | Maximum critical acceptable percent of 4xx errors | string | `30` | no |
 | http_4xx_requests_threshold_warning | Maximum warning acceptable percent of 4xx errors | string | `15` | no |
+| http_5xx_requests_message | Custom message for API Gateway HTTP 5xx requests monitor | string | `` | no |
+| http_5xx_requests_silenced | Groups to mute for API Gateway HTTP 5xx requests monitor | map | `<map>` | no |
 | http_5xx_requests_threshold_critical | Maximum critical acceptable percent of 5xx errors | string | `20` | no |
 | http_5xx_requests_threshold_warning | Maximum warning acceptable percent of 5xx errors | string | `10` | no |
+| latency_message | Custom message for API Gateway latency monitor | string | `` | no |
+| latency_silenced | Groups to mute for API Gateway latency monitor | map | `<map>` | no |
+| latency_threshold_critical | Alerting threshold in milliseconds | string | `800` | no |
+| latency_threshold_warning | Warning threshold in milliseconds | string | `400` | no |
 | message | Message sent when a monitor is triggered | string | - | yes |
-| latency_threshold_critical | Alerting threshold in miliseconds | string | `800` | no |
-| latency_threshold_warning | Warning threshold in miliseconds | string | `400` | no |
-| artificial_requests_count | Number of false requests used to mitigate false positive in case of low trafic | string | `0` | no |
 
 Related documentation
 ---------------------
diff --git a/cloud/aws/apigateway/inputs.tf b/cloud/aws/apigateway/inputs.tf
index 780f754..917c7ed 100644
--- a/cloud/aws/apigateway/inputs.tf
+++ b/cloud/aws/apigateway/inputs.tf
@@ -21,6 +21,18 @@ variable "delay" {
 ###   LATENCY VARIABLES   ###
 ###################################
 
+variable "latency_silenced" {
+  description = "Groups to mute for API Gateway latency monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "latency_message" {
+  description = "Custom message for API Gateway latency monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "latency_threshold_critical" {
   default     = 800
   description = "Alerting threshold in milliseconds"
@@ -35,6 +47,18 @@ variable "latency_threshold_warning" {
 ###   HTTP 5xx status pages   ###
 #################################
 
+variable "http_5xx_requests_silenced" {
+  description = "Groups to mute for API Gateway HTTP 5xx requests monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "http_5xx_requests_message" {
+  description = "Custom message for API Gateway HTTP 5xx requests monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "http_5xx_requests_threshold_critical" {
   default     = 20
   description = "Maximum critical acceptable percent of 5xx errors"
@@ -49,6 +73,18 @@ variable "http_5xx_requests_threshold_warning" {
 ###   HTTP 4xx status pages   ###
 #################################
 
+variable "http_4xx_requests_silenced" {
+  description = "Groups to mute for API Gateway HTTP 4xx requests monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "http_4xx_requests_message" {
+  description = "Custom message for API Gateway HTTP 4xx requests monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "http_4xx_requests_threshold_critical" {
   default     = 30
   description = "Maximum critical acceptable percent of 4xx errors"
diff --git a/cloud/aws/apigateway/monitors-api.tf b/cloud/aws/apigateway/monitors-api.tf
index 54e6bee..b25c3d2 100644
--- a/cloud/aws/apigateway/monitors-api.tf
+++ b/cloud/aws/apigateway/monitors-api.tf
@@ -2,7 +2,7 @@
 resource "datadog_monitor" "API_Gateway_latency" {
   name    = "[${var.environment}] API Gateway latency {{#is_alert}}{{comparator}} {{threshold}}ms ({{value}}ms){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}ms ({{value}}ms){{/is_warning}}"
   type    = "metric alert"
-  message = "${var.message}"
+  message = "${coalesce(var.latency_message, var.message)}"
 
   query = <<EOF
     avg(last_5m): (
@@ -24,6 +24,8 @@ resource "datadog_monitor" "API_Gateway_latency" {
   timeout_h           = 0
   include_tags        = true
 
+  silenced = "${var.latency_silenced}"
+
   tags = ["env:${var.environment}", "resource:apigateway", "team:aws", "provider:aws"]
 }
 
@@ -31,13 +33,15 @@ resource "datadog_monitor" "API_Gateway_latency" {
 resource "datadog_monitor" "API_http_5xx_errors_count" {
   name    = "[${var.environment}] API Gateway HTTP 5xx errors {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
   type    = "metric alert"
-  message = "${var.message}"
+  message = "${coalesce(var.http_5xx_requests_message, var.message)}"
 
   query = <<EOF
     sum(last_5m): (
-      avg:aws.apigateway.5xxerror{${var.filter_tags}} by {region,apiname}.as_count() /
-      (avg:aws.apigateway.count{${var.filter_tags}} by {region,apiname}.as_count() + ${var.artificial_requests_count})
-    ) * 100 > ${var.http_5xx_requests_threshold_critical}
+      default(
+        avg:aws.apigateway.5xxerror{${var.filter_tags}} by {region,apiname}.as_count() /
+        (avg:aws.apigateway.count{${var.filter_tags}} by {region,apiname}.as_count() + ${var.artificial_requests_count}),
+      0) * 100
+    ) > ${var.http_5xx_requests_threshold_critical}
   EOF
 
   evaluation_delay = "${var.delay}"
@@ -54,6 +58,8 @@ resource "datadog_monitor" "API_http_5xx_errors_count" {
   timeout_h           = 1
   include_tags        = true
 
+  silenced = "${var.http_5xx_requests_silenced}"
+
   tags = ["env:${var.environment}", "resource:apigateway", "team:aws", "provider:aws"]
 }
 
@@ -61,13 +67,15 @@ resource "datadog_monitor" "API_http_5xx_errors_count" {
 resource "datadog_monitor" "API_http_4xx_errors_count" {
   name    = "[${var.environment}] API Gateway HTTP 4xx errors {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
   type    = "metric alert"
-  message = "${var.message}"
+  message = "${coalesce(var.http_4xx_requests_message, var.message)}"
 
   query = <<EOF
     sum(last_5m): (
-      avg:aws.apigateway.4xxerror{${var.filter_tags}} by {region,apiname}.as_count() /
-      (avg:aws.apigateway.count{${var.filter_tags}} by {region,apiname}.as_count() + ${var.artificial_requests_count})
-    ) * 100 > ${var.http_4xx_requests_threshold_critical}
+      default(
+        avg:aws.apigateway.4xxerror{${var.filter_tags}} by {region,apiname}.as_count() /
+        (avg:aws.apigateway.count{${var.filter_tags}} by {region,apiname}.as_count() + ${var.artificial_requests_count}),
+      0) * 100
+    ) > ${var.http_4xx_requests_threshold_critical}
   EOF
 
   evaluation_delay = "${var.delay}"
@@ -84,5 +92,7 @@ resource "datadog_monitor" "API_http_4xx_errors_count" {
   timeout_h           = 1
   include_tags        = true
 
+  silenced = "${var.http_4xx_requests_silenced}"
+
   tags = ["env:${var.environment}", "resource:apigateway", "team:aws", "provider:aws"]
 }
diff --git a/cloud/aws/elasticsearch/README.md b/cloud/aws/elasticsearch/README.md
index 770e237..8e7e45a 100644
--- a/cloud/aws/elasticsearch/README.md
+++ b/cloud/aws/elasticsearch/README.md
@@ -29,11 +29,17 @@ Inputs
 
 | Name | Description | Type | Default | Required |
 |------|-------------|:----:|:-----:|:-----:|
+| cpu_message | Custom message for ES cluster cpu monitor | string | `` | no |
+| cpu_silenced | Groups to mute for ES cluster cpu monitor | map | `<map>` | no |
 | cpu_threshold_critical | CPU usage in percent (critical threshold) | string | `90` | no |
 | cpu_threshold_warning | CPU usage in percent (warning threshold) | string | `80` | no |
+| diskspace_message | Custom message for ES cluster diskspace monitor | string | `` | no |
+| diskspace_silenced | Groups to mute for ES cluster diskspace monitor | map | `<map>` | no |
 | diskspace_threshold_critical | Disk free space in percent (critical threshold) | string | `10` | no |
 | diskspace_threshold_warning | Disk free space in percent (warning threshold) | string | `20` | no |
 | environment | Architecture Environment | string | - | yes |
+| es_cluster_status_message | Custom message for ES cluster status monitor | string | `` | no |
+| es_cluster_status_silenced | Groups to mute for ES cluster status monitor | map | `<map>` | no |
 | es_cluster_volume_size | ElasticSearch Domain volume size (in GB) | string | - | yes |
 | evaluation_delay | Delay in seconds for the metric evaluation | string | `600` | no |
 | filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
diff --git a/cloud/aws/elasticsearch/inputs.tf b/cloud/aws/elasticsearch/inputs.tf
index a676154..a23da20 100644
--- a/cloud/aws/elasticsearch/inputs.tf
+++ b/cloud/aws/elasticsearch/inputs.tf
@@ -25,10 +25,35 @@ variable "filter_tags_custom" {
 }
 
 # AWS ElasticSearch Service specific
+
+variable "es_cluster_status_silenced" {
+  description = "Groups to mute for ES cluster status monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "es_cluster_status_message" {
+  description = "Custom message for ES cluster status monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "es_cluster_volume_size" {
   description = "ElasticSearch Domain volume size (in GB)"
 }
 
+variable "diskspace_silenced" {
+  description = "Groups to mute for ES cluster diskspace monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "diskspace_message" {
+  description = "Custom message for ES cluster diskspace monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "diskspace_threshold_warning" {
   description = "Disk free space in percent (warning threshold)"
   default     = "20"
@@ -39,6 +64,18 @@ variable "diskspace_threshold_critical" {
   default     = "10"
 }
 
+variable "cpu_silenced" {
+  description = "Groups to mute for ES cluster cpu monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "cpu_message" {
+  description = "Custom message for ES cluster cpu monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "cpu_threshold_warning" {
   description = "CPU usage in percent (warning threshold)"
   default     = "80"
diff --git a/cloud/aws/elasticsearch/monitors-elasticsearch.tf b/cloud/aws/elasticsearch/monitors-elasticsearch.tf
index a9f2173..d51f50b 100644
--- a/cloud/aws/elasticsearch/monitors-elasticsearch.tf
+++ b/cloud/aws/elasticsearch/monitors-elasticsearch.tf
@@ -9,7 +9,7 @@ data "template_file" "filter" {
 ### Elasticsearch cluster status monitor ###
 resource "datadog_monitor" "es_cluster_status" {
   name    = "[${var.environment}] ElasticSearch cluster status is not green"
-  message = "${var.message}"
+  message = "${coalesce(var.es_cluster_status_message, var.message)}"
 
   type = "query alert"
 
@@ -37,13 +37,15 @@ EOF
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.es_cluster_status_silenced}"
+
   tags = ["env:${var.environment}", "resource:elasticsearch", "team:aws", "provider:aws"]
 }
 
 ### Elasticsearch cluster free storage space monitor ###
 resource "datadog_monitor" "es_free_space_low" {
   name    = "[${var.environment}] ElasticSearch cluster free storage space {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.diskspace_message, var.message)}"
 
   type = "query alert"
 
@@ -70,13 +72,15 @@ EOF
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.diskspace_silenced}"
+
   tags = ["env:${var.environment}", "resource:elasticsearch", "team:aws", "provider:aws"]
 }
 
 ### Elasticsearch cluster CPU monitor ###
 resource "datadog_monitor" "es_cpu_90_15min" {
   name    = "[${var.environment}] ElasticSearch cluster CPU high {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.cpu_message, var.message)}"
 
   type = "query alert"
 
@@ -102,5 +106,7 @@ EOF
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.cpu_silenced}"
+
   tags = ["env:${var.environment}", "resource:elasticsearch", "team:aws", "provider:aws"]
 }
diff --git a/cloud/aws/elb/README.md b/cloud/aws/elb/README.md
index 2943b8a..f3e5da5 100644
--- a/cloud/aws/elb/README.md
+++ b/cloud/aws/elb/README.md
@@ -31,16 +31,28 @@ Inputs
 | Name | Description | Type | Default | Required |
 |------|-------------|:----:|:-----:|:-----:|
 | dd_aws_elb | # ELB | string | `disable` | no |
+| elb_4xx_message | Custom message for ELB 4xx errors monitor | string | `` | no |
+| elb_4xx_silenced | Groups to mute for ELB 4xx errors monitor | map | `<map>` | no |
 | elb_4xx_threshold_critical | loadbalancer 4xx critical threshold in percentage | string | `10` | no |
 | elb_4xx_threshold_warning | loadbalancer 4xx warning threshold in percentage | string | `5` | no |
+| elb_5xx_message | Custom message for ELB 5xx errors monitor | string | `` | no |
+| elb_5xx_silenced | Groups to mute for ELB 5xx errors monitor | map | `<map>` | no |
 | elb_5xx_threshold_critical | loadbalancer 5xx critical threshold in percentage | string | `10` | no |
 | elb_5xx_threshold_warning | loadbalancer 5xx warning threshold in percentage | string | `5` | no |
+| elb_backend_4xx_message | Custom message for ELB backend 4xx errors monitor | string | `` | no |
+| elb_backend_4xx_silenced | Groups to mute for ELB backend 4xx errors monitor | map | `<map>` | no |
 | elb_backend_4xx_threshold_critical | loadbalancer backend 4xx critical threshold in percentage | string | `10` | no |
 | elb_backend_4xx_threshold_warning | loadbalancer backend 4xx warning threshold in percentage | string | `5` | no |
+| elb_backend_5xx_message | Custom message for ELB backend 5xx errors monitor | string | `` | no |
+| elb_backend_5xx_silenced | Groups to mute for ELB backend 5xx errors monitor | map | `<map>` | no |
 | elb_backend_5xx_threshold_critical | loadbalancer backend 5xx critical threshold in percentage | string | `10` | no |
 | elb_backend_5xx_threshold_warning | loadbalancer backend 5xx warning threshold in percentage | string | `5` | no |
 | elb_backend_latency_critical | latency critical threshold in seconds | string | `5` | no |
+| elb_backend_latency_message | Custom message for ELB backend latency monitor | string | `` | no |
+| elb_backend_latency_silenced | Groups to mute for ELB backend latency monitor | map | `<map>` | no |
 | elb_backend_latency_warning | latency warning threshold in seconds | string | `1` | no |
+| elb_no_healthy_instance_message | Custom message for ELB no healty instance monitor | string | `` | no |
+| elb_no_healthy_instance_silenced | Groups to mute for ELB no healty instance monitor | map | `<map>` | no |
 | environment | Architecture Environment | string | - | yes |
 | evaluation_delay | Delay in seconds for the metric evaluation | string | `600` | no |
 | filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
diff --git a/cloud/aws/elb/inputs.tf b/cloud/aws/elb/inputs.tf
index f2056c8..53f122b 100644
--- a/cloud/aws/elb/inputs.tf
+++ b/cloud/aws/elb/inputs.tf
@@ -29,6 +29,30 @@ variable "dd_aws_elb" {
   default = "disable"
 }
 
+variable "elb_no_healthy_instance_silenced" {
+  description = "Groups to mute for ELB no healty instance monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "elb_no_healthy_instance_message" {
+  description = "Custom message for ELB no healty instance monitor"
+  type        = "string"
+  default     = ""
+}
+
+variable "elb_4xx_silenced" {
+  description = "Groups to mute for ELB 4xx errors monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "elb_4xx_message" {
+  description = "Custom message for ELB 4xx errors monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "elb_4xx_threshold_warning" {
   description = "loadbalancer 4xx warning threshold in percentage"
   default     = 5
@@ -39,6 +63,18 @@ variable "elb_4xx_threshold_critical" {
   default     = 10
 }
 
+variable "elb_5xx_silenced" {
+  description = "Groups to mute for ELB 5xx errors monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "elb_5xx_message" {
+  description = "Custom message for ELB 5xx errors monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "elb_5xx_threshold_warning" {
   description = "loadbalancer 5xx warning threshold in percentage"
   default     = 5
@@ -49,6 +85,18 @@ variable "elb_5xx_threshold_critical" {
   default     = 10
 }
 
+variable "elb_backend_4xx_silenced" {
+  description = "Groups to mute for ELB backend 4xx errors monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "elb_backend_4xx_message" {
+  description = "Custom message for ELB backend 4xx errors monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "elb_backend_4xx_threshold_warning" {
   description = "loadbalancer backend 4xx warning threshold in percentage"
   default     = 5
@@ -59,6 +107,18 @@ variable "elb_backend_4xx_threshold_critical" {
   default     = 10
 }
 
+variable "elb_backend_5xx_silenced" {
+  description = "Groups to mute for ELB backend 5xx errors monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "elb_backend_5xx_message" {
+  description = "Custom message for ELB backend 5xx errors monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "elb_backend_5xx_threshold_warning" {
   description = "loadbalancer backend 5xx warning threshold in percentage"
   default     = 5
@@ -69,6 +129,18 @@ variable "elb_backend_5xx_threshold_critical" {
   default     = 10
 }
 
+variable "elb_backend_latency_silenced" {
+  description = "Groups to mute for ELB backend latency monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "elb_backend_latency_message" {
+  description = "Custom message for ELB backend latency monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "elb_backend_latency_warning" {
   description = "latency warning threshold in seconds"
   default     = 1
diff --git a/cloud/aws/elb/monitors-elb.tf b/cloud/aws/elb/monitors-elb.tf
index 441d207..fc12fa5 100644
--- a/cloud/aws/elb/monitors-elb.tf
+++ b/cloud/aws/elb/monitors-elb.tf
@@ -8,7 +8,7 @@ data "template_file" "filter" {
 
 resource "datadog_monitor" "ELB_no_healthy_instances" {
   name    = "[${var.environment}] ELB no healthy instances"
-  message = "${var.message}"
+  message = "${coalesce(var.elb_no_healthy_instance_message, var.message)}"
 
   query = <<EOF
     avg(last_5m): (
@@ -29,18 +29,22 @@ resource "datadog_monitor" "ELB_no_healthy_instances" {
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.elb_no_healthy_instance_silenced}"
+
   tags = ["env:${var.environment}", "resource:elb", "team:aws", "provider:aws"]
 }
 
 resource "datadog_monitor" "ELB_too_much_4xx" {
   name    = "[${var.environment}] ELB 4xx errors too high {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.elb_4xx_message, var.message)}"
 
   query = <<EOF
     avg(last_5m): (
-      avg:aws.elb.httpcode_elb_4xx{${data.template_file.filter.rendered}} by {region,loadbalancername} /
-      avg:aws.elb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancername}
-    ) * 100 > ${var.elb_4xx_threshold_critical}
+      default(
+        avg:aws.elb.httpcode_elb_4xx{${data.template_file.filter.rendered}} by {region,loadbalancername} /
+        avg:aws.elb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancername},
+      0) * 100
+    ) > ${var.elb_4xx_threshold_critical}
   EOF
 
   type = "metric alert"
@@ -61,18 +65,22 @@ resource "datadog_monitor" "ELB_too_much_4xx" {
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.elb_4xx_silenced}"
+
   tags = ["env:${var.environment}", "resource:elb", "team:aws", "provider:aws"]
 }
 
 resource "datadog_monitor" "ELB_too_much_5xx" {
   name    = "[${var.environment}] ELB 5xx errors too high {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.elb_5xx_message, var.message)}"
 
   query = <<EOF
     avg(last_5m): (
-      avg:aws.elb.httpcode_elb_5xx{${data.template_file.filter.rendered}} by {region,loadbalancername} /
-      avg:aws.elb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancername}
-    ) * 100 > ${var.elb_5xx_threshold_critical}
+      default(
+        avg:aws.elb.httpcode_elb_5xx{${data.template_file.filter.rendered}} by {region,loadbalancername} /
+        avg:aws.elb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancername},
+      0) * 100
+    ) > ${var.elb_5xx_threshold_critical}
   EOF
 
   type = "metric alert"
@@ -93,18 +101,22 @@ resource "datadog_monitor" "ELB_too_much_5xx" {
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.elb_5xx_silenced}"
+
   tags = ["env:${var.environment}", "resource:elb", "team:aws", "provider:aws"]
 }
 
 resource "datadog_monitor" "ELB_too_much_4xx_backend" {
   name    = "[${var.environment}] ELB backend 4xx errors too high {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.elb_backend_4xx_message, var.message)}"
 
   query = <<EOF
     avg(last_5m): (
-      avg:aws.elb.httpcode_backend_4xx{${data.template_file.filter.rendered}} by {region,loadbalancername} /
-      avg:aws.elb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancername}
-    ) * 100 > ${var.elb_backend_4xx_threshold_critical}
+      default(
+        avg:aws.elb.httpcode_backend_4xx{${data.template_file.filter.rendered}} by {region,loadbalancername} /
+        avg:aws.elb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancername},
+      0) * 100
+    ) > ${var.elb_backend_4xx_threshold_critical}
   EOF
 
   type = "metric alert"
@@ -125,18 +137,22 @@ resource "datadog_monitor" "ELB_too_much_4xx_backend" {
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.elb_backend_4xx_silenced}"
+
   tags = ["env:${var.environment}", "resource:elb", "team:aws", "provider:aws"]
 }
 
 resource "datadog_monitor" "ELB_too_much_5xx_backend" {
   name    = "[${var.environment}] ELB backend 5xx errors too high {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.elb_backend_5xx_message, var.message)}"
 
   query = <<EOF
     avg(last_5m): (
-      avg:aws.elb.httpcode_backend_5xx{${data.template_file.filter.rendered}} by {region,loadbalancername} /
-      avg:aws.elb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancername}
-    ) * 100 > ${var.elb_backend_5xx_threshold_critical}
+      default(
+        avg:aws.elb.httpcode_backend_5xx{${data.template_file.filter.rendered}} by {region,loadbalancername} /
+        avg:aws.elb.request_count{${data.template_file.filter.rendered}} by {region,loadbalancername},
+      0) * 100
+    ) > ${var.elb_backend_5xx_threshold_critical}
   EOF
 
   type = "metric alert"
@@ -157,12 +173,14 @@ resource "datadog_monitor" "ELB_too_much_5xx_backend" {
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.elb_backend_5xx_silenced}"
+
   tags = ["env:${var.environment}", "resource:elb", "team:aws", "provider:aws"]
 }
 
 resource "datadog_monitor" "ELB_backend_latency" {
   name    = "[${var.environment}] ELB latency too high {{#is_alert}}{{comparator}} {{threshold}}s ({{value}}s){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}s ({{value}}s){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.elb_backend_latency_message, var.message)}"
 
   query = <<EOF
     min(last_5m): (
@@ -188,5 +206,7 @@ resource "datadog_monitor" "ELB_backend_latency" {
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.elb_backend_latency_silenced}"
+
   tags = ["env:${var.environment}", "resource:elb", "team:aws", "provider:aws"]
 }
diff --git a/cloud/aws/kinesis-firehose/README.md b/cloud/aws/kinesis-firehose/README.md
index 70363d4..f4bffe6 100644
--- a/cloud/aws/kinesis-firehose/README.md
+++ b/cloud/aws/kinesis-firehose/README.md
@@ -28,6 +28,8 @@ Inputs
 | environment | Environment | string | - | yes |
 | filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
 | filter_tags_use_defaults | Use default filter tags convention | string | `true` | no |
+| incoming_records_message | Custom message for Kinesis Firehorse incoming records monitor | string | `` | no |
+| incoming_records_silenced | Groups to mute for Kinesis Firehorse incoming records monitor | map | `<map>` | no |
 | incoming_records_timeframe | Monitor timeframe for incoming records metrics evaluation [available values: `last_#m` (1, 5, 10, 15, or 30), `last_#h` (1, 2, or 4), or `last_1d`] | string | `last_15m` | no |
 | message | Message sent when an alert is triggered | string | - | yes |
 
diff --git a/cloud/aws/kinesis-firehose/inputs.tf b/cloud/aws/kinesis-firehose/inputs.tf
index eeef880..831045e 100644
--- a/cloud/aws/kinesis-firehose/inputs.tf
+++ b/cloud/aws/kinesis-firehose/inputs.tf
@@ -25,6 +25,19 @@ variable "filter_tags_custom" {
 }
 
 # Kinesis-Firehose
+
+variable "incoming_records_silenced" {
+  description = "Groups to mute for Kinesis Firehorse incoming records monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "incoming_records_message" {
+  description = "Custom message for Kinesis Firehorse incoming records monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "incoming_records_timeframe" {
   description = "Monitor timeframe for incoming records metrics evaluation [available values: `last_#m` (1, 5, 10, 15, or 30), `last_#h` (1, 2, or 4), or `last_1d`]"
   default     = "last_15m"
diff --git a/cloud/aws/kinesis-firehose/monitors-kinesis-firehose.tf b/cloud/aws/kinesis-firehose/monitors-kinesis-firehose.tf
index 0035472..5163d82 100644
--- a/cloud/aws/kinesis-firehose/monitors-kinesis-firehose.tf
+++ b/cloud/aws/kinesis-firehose/monitors-kinesis-firehose.tf
@@ -9,7 +9,7 @@ data "template_file" "filter" {
 ### Kinesis Firehose Incoming records ###
 resource "datadog_monitor" "firehose_incoming_records" {
   name    = "[${var.environment}] Kinesis Firehose No incoming records"
-  message = "${var.message}"
+  message = "${coalesce(var.incoming_records_message, var.message)}"
 
   type = "metric alert"
 
@@ -34,5 +34,7 @@ EOF
   new_host_delay      = "${var.delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.incoming_records_silenced}"
+
   tags = ["env:${var.environment}", "resource:kinesis-firehose", "team:aws", "provider:aws"]
 }
diff --git a/cloud/aws/rds/README.md b/cloud/aws/rds/README.md
index b6337a1..737f08e 100644
--- a/cloud/aws/rds/README.md
+++ b/cloud/aws/rds/README.md
@@ -25,8 +25,12 @@ Inputs
 
 | Name | Description | Type | Default | Required |
 |------|-------------|:----:|:-----:|:-----:|
+| cpu_message | Custom message for RDS CPU usage monitor | string | `` | no |
+| cpu_silenced | Groups to mute for RDS CPU usage monitor | map | `<map>` | no |
 | cpu_threshold_critical | CPU usage in percent (critical threshold) | string | `90` | no |
 | cpu_threshold_warning | CPU usage in percent (warning threshold) | string | `80` | no |
+| diskspace_message | Custom message for RDS free diskspace monitor | string | `` | no |
+| diskspace_silenced | Groups to mute for RDS free diskspace monitor | map | `<map>` | no |
 | diskspace_threshold_critical | Disk free space in percent (critical threshold) | string | `10` | no |
 | diskspace_threshold_warning | Disk free space in percent (warning threshold) | string | `20` | no |
 | environment | Architecture Environment | string | - | yes |
diff --git a/cloud/aws/rds/inputs.tf b/cloud/aws/rds/inputs.tf
index cac076f..7795cad 100644
--- a/cloud/aws/rds/inputs.tf
+++ b/cloud/aws/rds/inputs.tf
@@ -26,6 +26,18 @@ variable "filter_tags_custom" {
 
 # AWS RDS instance specific
 
+variable "cpu_silenced" {
+  description = "Groups to mute for RDS CPU usage monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "cpu_message" {
+  description = "Custom message for RDS CPU usage monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "cpu_threshold_warning" {
   description = "CPU usage in percent (warning threshold)"
   default     = "80"
@@ -36,6 +48,18 @@ variable "cpu_threshold_critical" {
   default     = "90"
 }
 
+variable "diskspace_silenced" {
+  description = "Groups to mute for RDS free diskspace monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "diskspace_message" {
+  description = "Custom message for RDS free diskspace monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "diskspace_threshold_warning" {
   description = "Disk free space in percent (warning threshold)"
   default     = "20"
diff --git a/cloud/aws/rds/monitors-rds.tf b/cloud/aws/rds/monitors-rds.tf
index 5965c52..deaf9aa 100644
--- a/cloud/aws/rds/monitors-rds.tf
+++ b/cloud/aws/rds/monitors-rds.tf
@@ -9,7 +9,7 @@ data "template_file" "filter" {
 ### RDS instance CPU monitor ###
 resource "datadog_monitor" "rds_cpu_90_15min" {
   name    = "[${var.environment}] RDS instance CPU high {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.cpu_message, var.message)}"
 
   type = "metric alert"
 
@@ -34,13 +34,15 @@ EOF
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.cpu_silenced}"
+
   tags = ["env:${var.environment}", "resource:rds", "team:aws", "provider:aws"]
 }
 
 ### RDS instance free space monitor ###
 resource "datadog_monitor" "rds_free_space_low" {
   name    = "[${var.environment}] RDS instance free space {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.diskspace_message, var.message)}"
 
   type = "metric alert"
 
@@ -66,5 +68,7 @@ EOF
   new_host_delay      = "${var.evaluation_delay}"
   no_data_timeframe   = 20
 
+  silenced = "${var.diskspace_silenced}"
+
   tags = ["env:${var.environment}", "resource:rds", "team:aws", "provider:aws"]
 }
diff --git a/cloud/aws/vpn/README.md b/cloud/aws/vpn/README.md
index 4876c79..0bae76f 100644
--- a/cloud/aws/vpn/README.md
+++ b/cloud/aws/vpn/README.md
@@ -29,3 +29,5 @@ Inputs
 | filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
 | filter_tags_use_defaults | Use default filter tags convention | string | `true` | no |
 | message | Message sent when an alert is triggered | string | - | yes |
+| vpn_status_message | Custom message for VPN status monitor | string | `` | no |
+| vpn_status_silenced | Groups to mute for VPN status monitor | map | `<map>` | no |
\ No newline at end of file
diff --git a/cloud/aws/vpn/inputs.tf b/cloud/aws/vpn/inputs.tf
index ff336dc..ba86c7a 100644
--- a/cloud/aws/vpn/inputs.tf
+++ b/cloud/aws/vpn/inputs.tf
@@ -23,3 +23,15 @@ variable "filter_tags_custom" {
   description = "Tags used for custom filtering when filter_tags_use_defaults is false"
   default     = "*"
 }
+
+variable "vpn_status_silenced" {
+  description = "Groups to mute for VPN status monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "vpn_status_message" {
+  description = "Custom message for VPN status monitor"
+  type        = "string"
+  default     = ""
+}
diff --git a/cloud/aws/vpn/monitors-vpn.tf b/cloud/aws/vpn/monitors-vpn.tf
index c86e01c..4c36b9c 100644
--- a/cloud/aws/vpn/monitors-vpn.tf
+++ b/cloud/aws/vpn/monitors-vpn.tf
@@ -8,7 +8,7 @@ data "template_file" "filter" {
 
 resource "datadog_monitor" "VPN_status" {
   name    = "[${var.environment}] VPN Down"
-  message = "${var.message}"
+  message = "${coalesce(var.vpn_status_message, var.message)}"
 
   query = <<EOF
         avg(last_5m): (
@@ -27,5 +27,7 @@ resource "datadog_monitor" "VPN_status" {
   include_tags        = true
   require_full_window = false
 
+  silenced = "${var.vpn_status_silenced}"
+
   tags = ["env: ${var.environment}", "resource:vpn", "team:aws", "provider:aws"]
 }
diff --git a/databases/mongodb/README.md b/databases/mongodb/README.md
index 029ce14..1828671 100644
--- a/databases/mongodb/README.md
+++ b/databases/mongodb/README.md
@@ -79,3 +79,5 @@ Inputs
 | filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
 | filter_tags_use_defaults | Use default filter tags convention | string | `true` | no |
 | message | Message sent when an alert is triggered | string | - | yes |
+| mongodb_replicaset_message | Custom message for Mongodb replicaset monitor | string | `` | no |
+| mongodb_replicaset_silenced | Groups to mute for Mongodb replicaset monitor | map | `<map>` | no |
diff --git a/databases/mongodb/inputs.tf b/databases/mongodb/inputs.tf
index b698157..e526871 100644
--- a/databases/mongodb/inputs.tf
+++ b/databases/mongodb/inputs.tf
@@ -23,3 +23,15 @@ variable "filter_tags_custom" {
   description = "Tags used for custom filtering when filter_tags_use_defaults is false"
   default     = "*"
 }
+
+variable "mongodb_replicaset_silenced" {
+  description = "Groups to mute for Mongodb replicaset monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "mongodb_replicaset_message" {
+  description = "Custom message for Mongodb replicaset monitor"
+  type        = "string"
+  default     = ""
+}
diff --git a/databases/mongodb/monitors-mongo.tf b/databases/mongodb/monitors-mongo.tf
index 03b55b8..1c06c51 100644
--- a/databases/mongodb/monitors-mongo.tf
+++ b/databases/mongodb/monitors-mongo.tf
@@ -8,7 +8,7 @@ data "template_file" "filter" {
 
 resource "datadog_monitor" "mongodb_replicaset_state" {
   name    = "[${var.environment}] Member down in the replica set"
-  message = "${var.message}"
+  message = "${coalesce(var.mongodb_replicaset_message, var.message)}"
 
   query = <<EOF
       avg(last_5m): (
@@ -27,5 +27,7 @@ resource "datadog_monitor" "mongodb_replicaset_state" {
   include_tags        = true
   require_full_window = true
 
+  silenced = "${var.mongodb_replicaset_silenced}"
+
   tags = ["env:${var.environment}", "resource:mongodb"]
 }
diff --git a/middleware/apache/README.md b/middleware/apache/README.md
index aaf5630..d3f5010 100644
--- a/middleware/apache/README.md
+++ b/middleware/apache/README.md
@@ -24,6 +24,10 @@ Inputs
 
 | Name | Description | Type | Default | Required |
 |------|-------------|:----:|:-----:|:-----:|
+| apache_connect_message | Custom message for Apache process monitor | string | `` | no |
+| apache_connect_silenced | Groups to mute for Apache process monitor | map | `<map>` | no |
 | environment | Architecture Environment | string | - | yes |
 | evaluation_delay | Delay in seconds for the metric evaluation | string | `15` | no |
-| message | Message sent when an alert is triggered | string | - | yes |
+| filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
+| filter_tags_use_defaults | Use default filter tags convention | string | `true` | no |
+| message | Message sent when an alert is triggered | string | - | yes |
\ No newline at end of file
diff --git a/middleware/apache/inputs.tf b/middleware/apache/inputs.tf
index 1812e3d..d300534 100644
--- a/middleware/apache/inputs.tf
+++ b/middleware/apache/inputs.tf
@@ -14,5 +14,26 @@ variable "message" {
   description = "Message sent when an alert is triggered"
 }
 
+variable "filter_tags_use_defaults" {
+  description = "Use default filter tags convention"
+  default     = "true"
+}
+
+variable "filter_tags_custom" {
+  description = "Tags used for custom filtering when filter_tags_use_defaults is false"
+  default     = "*"
+}
+
 # Apache Middleware specific
 
+variable "apache_connect_silenced" {
+  description = "Groups to mute for Apache process monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "apache_connect_message" {
+  description = "Custom message for Apache process monitor"
+  type        = "string"
+  default     = ""
+}
diff --git a/middleware/apache/monitors-apache.tf b/middleware/apache/monitors-apache.tf
index d31cfd6..3406d3b 100644
--- a/middleware/apache/monitors-apache.tf
+++ b/middleware/apache/monitors-apache.tf
@@ -1,9 +1,20 @@
+data "template_file" "filter" {
+  template = "$${filter}"
+
+  vars {
+    filter = "${var.filter_tags_use_defaults == "true" ? format("dd_monitoring:enabled,dd_apache:enabled,env:%s", var.environment) : "${var.filter_tags_custom}"}"
+  }
+}
+
 resource "datadog_monitor" "datadog_apache_process" {
   name    = "[${var.environment}] Can't connect to apache vhost status"
-  message = "${var.message}"
+  message = "${coalesce(var.apache_connect_message, var.message)}"
 
-  type  = "service check"
-  query = "\"apache.can_connect\".over(\"dd_monitoring:enabled\",\"dd_apache:enabled\",\"env:${var.environment}\").by(\"host\",\"port\").last(6).count_by_status()"
+  type = "service check"
+
+  query = <<EOF
+    "apache.can_connect".over(${data.template_file.filter.rendered}).by("host","port").last(6).count_by_status()
+  EOF
 
   thresholds = {
     ok       = 1
@@ -22,5 +33,7 @@ resource "datadog_monitor" "datadog_apache_process" {
   require_full_window = true
   no_data_timeframe   = 20
 
+  silenced = "${var.apache_connect_silenced}"
+
   tags = ["env:${var.environment}", "resource:apache"]
 }
diff --git a/middleware/nginx/README.md b/middleware/nginx/README.md
index ccf7772..344d744 100644
--- a/middleware/nginx/README.md
+++ b/middleware/nginx/README.md
@@ -26,4 +26,8 @@ Inputs
 |------|-------------|:----:|:-----:|:-----:|
 | environment | Architecture Environment | string | - | yes |
 | evaluation_delay | Delay in seconds for the metric evaluation | string | `15` | no |
+| filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
+| filter_tags_use_defaults | Use default filter tags convention | string | `true` | no |
 | message | Message sent when an alert is triggered | string | - | yes |
+| nginx_connect_message | Custom message for Nginx process monitor | string | `` | no |
+| nginx_connect_silenced | Groups to mute for Nginx process monitor | map | `<map>` | no |
\ No newline at end of file
diff --git a/middleware/nginx/inputs.tf b/middleware/nginx/inputs.tf
index a82f6c2..b4ca2f7 100644
--- a/middleware/nginx/inputs.tf
+++ b/middleware/nginx/inputs.tf
@@ -14,5 +14,26 @@ variable "message" {
   description = "Message sent when an alert is triggered"
 }
 
+variable "filter_tags_use_defaults" {
+  description = "Use default filter tags convention"
+  default     = "true"
+}
+
+variable "filter_tags_custom" {
+  description = "Tags used for custom filtering when filter_tags_use_defaults is false"
+  default     = "*"
+}
+
 # Nginx Middleware specific
 
+variable "nginx_connect_silenced" {
+  description = "Groups to mute for Nginx process monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "nginx_connect_message" {
+  description = "Custom message for Nginx process monitor"
+  type        = "string"
+  default     = ""
+}
diff --git a/middleware/nginx/monitors-nginx.tf b/middleware/nginx/monitors-nginx.tf
index 3db1c0f..b578fca 100644
--- a/middleware/nginx/monitors-nginx.tf
+++ b/middleware/nginx/monitors-nginx.tf
@@ -1,9 +1,20 @@
+data "template_file" "filter" {
+  template = "$${filter}"
+
+  vars {
+    filter = "${var.filter_tags_use_defaults == "true" ? format("dd_monitoring:enabled,dd_nginx:enabled,env:%s", var.environment) : "${var.filter_tags_custom}"}"
+  }
+}
+
 resource "datadog_monitor" "datadog_nginx_process" {
   name    = "[${var.environment}] Can't connect to nginx vhost status"
-  message = "${var.message}"
+  message = "${coalesce(var.nginx_connect_message, var.message)}"
 
-  type  = "service check"
-  query = "\"nginx.can_connect\".over(\"dd_monitoring:enabled\",\"dd_nginx:enabled\",\"env:${var.environment}\").by(\"host\",\"port\").last(6).count_by_status()"
+  type = "service check"
+
+  query = <<EOF
+    "nginx.can_connect".over(${data.template_file.filter.rendered}).by("host","port").last(6).count_by_status()
+  EOF
 
   thresholds = {
     ok       = 1
@@ -22,5 +33,7 @@ resource "datadog_monitor" "datadog_nginx_process" {
   require_full_window = true
   no_data_timeframe   = 20
 
+  silenced = "${var.nginx_connect_silenced}"
+
   tags = ["env:${var.environment}", "resource:nginx"]
 }
diff --git a/middleware/php-fpm/README.md b/middleware/php-fpm/README.md
index f15a56e..b71e2f0 100644
--- a/middleware/php-fpm/README.md
+++ b/middleware/php-fpm/README.md
@@ -31,5 +31,9 @@ Inputs
 | filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
 | filter_tags_use_defaults | Use default filter tags convention | string | `true` | no |
 | message | Message sent when an alert is triggered | string | - | yes |
+| php_fpm_busy_message | Custom message for PHP FPM busy worker monitor | string | `` | no |
+| php_fpm_busy_silenced | Groups to mute for PHP FPM busy worker monitor | map | `<map>` | no |
 | php_fpm_busy_threshold_critical | php fpm busy critical threshold | string | `0.9` | no |
 | php_fpm_busy_threshold_warning | php fpm busy warning threshold | string | `0.8` | no |
+| php_fpm_connect_message | Custom message for PHP FPM process monitor | string | `` | no |
+| php_fpm_connect_silenced | Groups to mute for PHP FPM process monitor | map | `<map>` | no |
\ No newline at end of file
diff --git a/middleware/php-fpm/inputs.tf b/middleware/php-fpm/inputs.tf
index 726bd04..49ac556 100644
--- a/middleware/php-fpm/inputs.tf
+++ b/middleware/php-fpm/inputs.tf
@@ -31,6 +31,18 @@ variable "filter_tags_custom" {
 
 # PHP FPM Middleware specific
 
+variable "php_fpm_busy_silenced" {
+  description = "Groups to mute for PHP FPM busy worker monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "php_fpm_busy_message" {
+  description = "Custom message for PHP FPM busy worker monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "php_fpm_busy_threshold_warning" {
   description = "php fpm busy warning threshold"
   default     = 0.8
@@ -40,3 +52,15 @@ variable "php_fpm_busy_threshold_critical" {
   description = "php fpm busy critical threshold"
   default     = 0.9
 }
+
+variable "php_fpm_connect_silenced" {
+  description = "Groups to mute for PHP FPM process monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "php_fpm_connect_message" {
+  description = "Custom message for PHP FPM process monitor"
+  type        = "string"
+  default     = ""
+}
diff --git a/middleware/php-fpm/monitors-fpm.tf b/middleware/php-fpm/monitors-fpm.tf
index 51f582d..16a944d 100644
--- a/middleware/php-fpm/monitors-fpm.tf
+++ b/middleware/php-fpm/monitors-fpm.tf
@@ -6,9 +6,9 @@ data "template_file" "filter" {
   }
 }
 
-resource "datadog_monitor" "datadog_php_fpm_process_idle" {
+resource "datadog_monitor" "datadog_php_fpm_connect_idle" {
   name    = "[${var.environment}] php_fpm busy worker {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.php_fpm_busy_message, var.message)}"
 
   type = "metric alert"
 
@@ -35,15 +35,20 @@ resource "datadog_monitor" "datadog_php_fpm_process_idle" {
   require_full_window = true
   no_data_timeframe   = 20
 
+  silenced = "${var.php_fpm_busy_silenced}"
+
   tags = ["env:${var.environment}", "resource:php-fpm"]
 }
 
 resource "datadog_monitor" "datadog_fpm_process" {
   name    = "[${var.environment}] Can't connect to php-fpm"
-  message = "${var.message}"
+  message = "${coalesce(var.php_fpm_connect_message, var.message)}"
 
-  type  = "service check"
-  query = "\"php_fpm.can_ping\".over(\"dd_monitoring:enabled\",\"dd_php_fpm:enabled\",\"env:${var.environment}\").by(\"host\",\"port\").last(6).count_by_status()"
+  type = "service check"
+
+  query = <<EOF
+    "php_fpm.can_ping".over(${data.template_file.filter.rendered}).by("host","port").last(6).count_by_status()
+  EOF
 
   thresholds = {
     ok       = 1
@@ -62,5 +67,7 @@ resource "datadog_monitor" "datadog_fpm_process" {
   require_full_window = true
   no_data_timeframe   = 20
 
+  silenced = "${var.php_fpm_connect_silenced}"
+
   tags = ["env:${var.environment}", "resource:php-fpm"]
 }
diff --git a/system/generic/README.md b/system/generic/README.md
index abf80e0..cfcdda0 100644
--- a/system/generic/README.md
+++ b/system/generic/README.md
@@ -24,6 +24,8 @@ Inputs
 
 | Name | Description | Type | Default | Required |
 |------|-------------|:----:|:-----:|:-----:|
+| cpu_high_message | Custom message for CPU high monitor | string | `` | no |
+| cpu_high_silenced | Groups to mute for CPU high monitor | map | `<map>` | no |
 | cpu_high_threshold_critical | CPU high critical threshold | string | `95` | no |
 | cpu_high_threshold_warning | CPU high warning threshold | string | `80` | no |
 | cpu_high_timeframe | CPU high timeframe | string | `last_5m` | no |
@@ -31,10 +33,16 @@ Inputs
 | evaluation_delay | Delay in seconds for the metric evaluation | string | `600` | no |
 | filter_tags_custom | Tags used for custom filtering when filter_tags_use_defaults is false | string | `*` | no |
 | filter_tags_use_defaults | Use default filter tags convention | string | `true` | no |
+| free_disk_inodes_message | Custom message for Free disk inodes monitor | string | `` | no |
+| free_disk_inodes_silenced | Groups to mute for Free disk inodes monitor | map | `<map>` | no |
 | free_disk_inodes_threshold_critical | Free disk space critical threshold | string | `5` | no |
 | free_disk_inodes_threshold_warning | Free disk space warning threshold | string | `10` | no |
+| free_disk_space_message | Custom message for Free diskspace monitor | string | `` | no |
+| free_disk_space_silenced | Groups to mute for Free diskspace monitor | map | `<map>` | no |
 | free_disk_space_threshold_critical | Free disk space critical threshold | string | `5` | no |
 | free_disk_space_threshold_warning | Free disk space warning threshold | string | `10` | no |
+| free_memory_message | Custom message for Free memory monitor | string | `` | no |
+| free_memory_silenced | Groups to mute for Free memory monitor | map | `<map>` | no |
 | free_memory_threshold_critical | Free disk space critical threshold | string | `5` | no |
 | free_memory_threshold_warning | Free disk space warning threshold | string | `10` | no |
-| message | Message sent when an alert is triggered | string | - | yes |
+| message | Message sent when an alert is triggered | string | - | yes |
\ No newline at end of file
diff --git a/system/generic/inputs.tf b/system/generic/inputs.tf
index 5b34296..a9a7a98 100644
--- a/system/generic/inputs.tf
+++ b/system/generic/inputs.tf
@@ -26,6 +26,18 @@ variable "filter_tags_custom" {
 
 # Custom CPU instance specific
 
+variable "cpu_high_silenced" {
+  description = "Groups to mute for CPU high monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "cpu_high_message" {
+  description = "Custom message for CPU high monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "cpu_high_timeframe" {
   description = "CPU high timeframe"
   default     = "last_5m"
@@ -41,6 +53,18 @@ variable "cpu_high_threshold_critical" {
   default     = 95
 }
 
+variable "free_disk_space_silenced" {
+  description = "Groups to mute for Free diskspace monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "free_disk_space_message" {
+  description = "Custom message for Free diskspace monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "free_disk_space_threshold_warning" {
   description = "Free disk space warning threshold"
   default     = 10
@@ -51,6 +75,18 @@ variable "free_disk_space_threshold_critical" {
   default     = 5
 }
 
+variable "free_disk_inodes_silenced" {
+  description = "Groups to mute for Free disk inodes monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "free_disk_inodes_message" {
+  description = "Custom message for Free disk inodes monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "free_disk_inodes_threshold_warning" {
   description = "Free disk space warning threshold"
   default     = 10
@@ -61,6 +97,18 @@ variable "free_disk_inodes_threshold_critical" {
   default     = 5
 }
 
+variable "free_memory_silenced" {
+  description = "Groups to mute for Free memory monitor"
+  type        = "map"
+  default     = {}
+}
+
+variable "free_memory_message" {
+  description = "Custom message for Free memory monitor"
+  type        = "string"
+  default     = ""
+}
+
 variable "free_memory_threshold_warning" {
   description = "Free disk space warning threshold"
   default     = 10
diff --git a/system/generic/monitors-system.tf b/system/generic/monitors-system.tf
index ce70cd2..9908b0e 100644
--- a/system/generic/monitors-system.tf
+++ b/system/generic/monitors-system.tf
@@ -8,7 +8,7 @@ data "template_file" "filter" {
 
 resource "datadog_monitor" "datadog_cpu_too_high" {
   name    = "[${var.environment}] CPU usage {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.cpu_high_message, var.message)}"
 
   query = <<EOF
     min(${var.cpu_high_timeframe}): (
@@ -34,11 +34,13 @@ resource "datadog_monitor" "datadog_cpu_too_high" {
   locked              = false
   require_full_window = true
   no_data_timeframe   = 20
+
+  silenced = "${var.cpu_high_silenced}"
 }
 
 resource "datadog_monitor" "datadog_free_disk_space_too_low" {
   name    = "[${var.environment}] Free disk space {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.free_disk_space_message, var.message)}"
 
   query = <<EOF
     min(last_5m): (
@@ -65,11 +67,13 @@ resource "datadog_monitor" "datadog_free_disk_space_too_low" {
   locked              = false
   require_full_window = true
   no_data_timeframe   = 20
+
+  silenced = "${var.free_disk_space_silenced}"
 }
 
 resource "datadog_monitor" "datadog_free_disk_space_inodes_too_low" {
   name    = "[${var.environment}] Free disk inodes {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.free_disk_inodes_message, var.message)}"
 
   query = <<EOF
     min(last_5m): (
@@ -96,11 +100,13 @@ resource "datadog_monitor" "datadog_free_disk_space_inodes_too_low" {
   locked              = false
   require_full_window = true
   no_data_timeframe   = 20
+
+  silenced = "${var.free_disk_inodes_silenced}"
 }
 
 resource "datadog_monitor" "datadog_free_memory" {
   name    = "[${var.environment}] Free memory {{#is_alert}}{{comparator}} {{threshold}}% ({{value}}%){{/is_alert}}{{#is_warning}}{{comparator}} {{warn_threshold}}% ({{value}}%){{/is_warning}}"
-  message = "${var.message}"
+  message = "${coalesce(var.free_memory_message, var.message)}"
 
   query = <<EOF
     min(last_1m): (
@@ -128,4 +134,6 @@ resource "datadog_monitor" "datadog_free_memory" {
   locked              = false
   require_full_window = true
   no_data_timeframe   = 20
+
+  silenced = "${var.free_memory_silenced}"
 }