2024-04-21

4 files changed, 0 insertions, 1005 deletions

diff --git a/modules/nixos/monitoring/rules/nginx.yaml b/modules/nixos/monitoring/rules/nginx.yaml
deleted file mode 100644
index f00d372..0000000
--- a/modules/nixos/monitoring/rules/nginx.yaml
+++ /dev/null
@@ -1,60 +0,0 @@
----
-groups:
-  - name: Nginx
-
-    rules:
-      - alert: NginxHighHttp4xxErrorRate
-        expr: >-
-          sum(rate(nginx_http_requests_total{status=~"^4.."}[1m]))
-          /
-          sum(rate(nginx_http_requests_total[1m])) * 100
-          > 5
-        for: 1m
-        labels:
-          severity: critical
-        annotations:
-          summary: NGINX high HTTP 4xx error rate at {{ $labels.instance }}.
-          description: |-
-            Too many HTTP requests with a 4xx status code.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: NginxHighHttp5xxErrorRate
-        expr: >-
-          sum(rate(nginx_http_requests_total{status=~"^5.."}[1m]))
-          /
-          sum(rate(nginx_http_requests_total[1m])) * 100
-          > 5
-        for: 1m
-        labels:
-          severity: critical
-        annotations:
-          summary: NGINX high HTTP 5xx error rate at {{ $labels.instance }}.
-          description: |-
-            Too many HTTP requests with a 5xx status code.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: NginxLatencyHigh
-        expr: >-
-          histogram_quantile(
-            0.99,
-            sum(
-              rate(
-                nginx_http_request_duration_seconds_bucket[2m]
-              )
-            ) by (host, node)
-          )
-          > 3
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: NGINX high latency at {{ $labels.instance }}.
-          description: |-
-            NGINX 99% of latency spikes is higher than 3 seconds.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
diff --git a/modules/nixos/monitoring/rules/node.yaml b/modules/nixos/monitoring/rules/node.yaml
deleted file mode 100644
index a9b6b79..0000000
--- a/modules/nixos/monitoring/rules/node.yaml
+++ /dev/null
@@ -1,537 +0,0 @@
----
-groups:
-  - name: Node
-
-    rules:
-      - alert: HostOutOfMemory
-        expr: >-
-          node_memory_MemAvailable_bytes
-          /
-          node_memory_MemTotal_bytes * 100
-          < 10
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host out of memory at {{ $labels.instance }}.
-          description: |-
-            Node memory is filling up.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostMemoryUnderMemoryPressure
-        expr: >-
-          rate(node_vmstat_pgmajfault[1m]) > 1000
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host memory under memory pressure at {{ $labels.instance }}.
-          description: |-
-            The node is under heavy memory pressure. High rate of major page faults.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostUnusualNetworkThroughputIn
-        expr: >-
-          sum by (instance) (rate(node_network_receive_bytes_total[2m]))
-          / 1024
-          / 1024
-          > 100
-        for: 5m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host unusual network throughput in (instance {{ $labels.instance }})
-          description: |-
-            Host network interfaces are probably receiving too much data.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostUnusualNetworkThroughputOut
-        expr: >-
-          sum by (instance) (rate(node_network_transmit_bytes_total[2m]))
-          / 1024
-          / 1024
-          > 100
-        for: 5m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host unusual network throughput out at {{ $labels.instance }}.
-          description: |-
-            Host network interfaces are probably sending too much data.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostUnusualDiskReadRate
-        expr: >-
-          sum by (instance) (rate(node_disk_read_bytes_total[2m]))
-          / 1024
-          / 1024
-          > 50
-        for: 5m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host unusual disk read rate at {{ $labels.instance }}.
-          description: |-
-            Disk is probably reading too much data.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostUnusualDiskWriteRate
-        expr: >-
-          sum by (instance) (rate(node_disk_written_bytes_total[2m]))
-          / 1024
-          / 1024
-          > 50
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host unusual disk write rate at {{ $labels.instance }}.
-          description: |-
-            Disk is probably writing too much data.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostOutOfDiskSpace
-        expr: >-
-          (node_filesystem_avail_bytes * 100)
-          / node_filesystem_size_bytes
-          < 10
-          and
-          on (instance, device, mountpoint) node_filesystem_readonly
-          == 0
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host out of disk space at {{ $labels.instance }}.
-          description: |-
-            Disk is almost full.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostDiskWillFillIn24Hours
-        expr: >-
-          (node_filesystem_avail_bytes * 100)
-          / node_filesystem_size_bytes
-          < 10
-          and ON (instance, device, mountpoint)
-            predict_linear(node_filesystem_avail_bytes{fstype!~"tmpfs"}[1h], 24 * 3600)
-            < 0
-          and ON (instance, device, mountpoint)
-            node_filesystem_readonly == 0
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host disk will fill in 24 hours at {{ $labels.instance }}.
-          description: |-
-            Filesystem is predicted to run out of space within the next 24 hours at current write rate.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostOutOfInodes
-        expr: >-
-          node_filesystem_files_free
-          / node_filesystem_files * 100
-          < 10
-          and
-          ON (instance, device, mountpoint) node_filesystem_readonly
-          == 0
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host out of inodes at {{ $labels.instance }}.
-          description: |-
-            Disk is almost running out of available inodes.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostInodesWillFillIn24Hours
-        expr: >-
-          node_filesystem_files_free
-          / node_filesystem_files
-          * 100
-          < 10
-          and
-          predict_linear(node_filesystem_files_free[1h], 24 * 3600)
-          < 0
-          and ON (instance, device, mountpoint) node_filesystem_readonly
-          == 0
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host inodes will fill in 24 hours at {{ $labels.instance }}.
-          description: |-
-            Filesystem is predicted to run out of inodes within the next 24 hours at current write rate.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostUnusualDiskReadLatency
-        expr: >-
-          rate(node_disk_read_time_seconds_total[1m])
-          / rate(node_disk_reads_completed_total[1m])
-          > 0.1
-          and
-          rate(node_disk_reads_completed_total[1m])
-          > 0
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host unusual disk read latency at {{ $labels.instance }}.
-          description: |-
-            Disk latency is growing.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostUnusualDiskWriteLatency
-        expr: >-
-          rate(node_disk_write_time_seconds_total[1m])
-          / rate(node_disk_writes_completed_total[1m])
-          > 0.1
-          and
-          rate(node_disk_writes_completed_total[1m])
-          > 0
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host unusual disk write latency at {{ $labels.instance }}.
-          description: |-
-            Disk latency is growing.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostHighCpuLoad
-        expr: >-
-          sum by (instance)
-            (avg by (mode, instance)
-              (rate(node_cpu_seconds_total{mode!="idle"}[2m])))
-          > 2.0
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host high CPU load at {{ $labels.instance }}.
-          description: |-
-            CPU load is high.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostCpuHighIowait
-        expr: |-
-          avg by (instance) (rate(node_cpu_seconds_total{mode="iowait"}[5m]))
-          * 100
-          > 50
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host CPU high I/O wait at {{ $labels.instance }}.
-          description: |-
-            CPU I/O wait is high. A high I/O wait means that you are disk or network bound.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostUnusualDiskIo
-        expr: >-
-          rate(node_disk_io_time_seconds_total[1m]) > 0.5
-        for: 5m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host unusual disk I/O at {{ $labels.instance }}.
-          description: |-
-            Time spent over I/O is too high. Check storage for issues.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostSwapIsFillingUp
-        expr: >-
-          (1 - (node_memory_SwapFree_bytes / node_memory_SwapTotal_bytes))
-          * 100
-          > 80
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host swap is filling up at {{ $labels.instance }}.
-          description: |-
-            Swap is filling up.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostSystemdServiceCrashed
-        expr: >-
-          node_systemd_unit_state{state="failed"} == 1
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host systemd service crashed at {{ $labels.instance }}.
-          description: |-
-            Systemd service crashed.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostPhysicalComponentTooHot
-        expr: >-
-          node_hwmon_temp_celsius > 75
-        for: 5m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host physical component too hot at {{ $labels.instance }}.
-          description: |-
-            Physical hardware component too hot.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostNodeOvertemperatureAlarm
-        expr: >-
-          node_hwmon_temp_crit_alarm_celsius == 1
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: Host node overtemperature alarm at {{ $labels.instance }}.
-          description: |-
-            Physical node temperature alarm triggered.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostRaidArrayGotInactive
-        expr: >-
-          node_md_state{state="inactive"} > 0
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: Host RAID array got inactive at {{ $labels.instance }}.
-          description: |-
-            RAID array is in a degraded state due to one or more disks failures. Number of spare drives is insufficient to fix the issue automatically.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostRaidDiskFailure
-        expr: >-
-          node_md_disks{state="failed"} > 0
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host RAID disk failure at {{ $labels.instance }}.
-          description: |-
-            At least one device in RAID array is failed. Possibly, a disk swap is required.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostOomKillDetected
-        expr: >-
-          increase(node_vmstat_oom_kill[1m]) > 0
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host OOM kill detected at {{ $labels.instance }}.
-          description: |-
-            OOM kill detected.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostEdacCorrectableErrorsDetected
-        expr: >-
-          increase(node_edac_correctable_errors_total[1m]) > 0
-        for: 0m
-        labels:
-          severity: info
-        annotations:
-          summary: Host EDAC correctable errors detected at {{ $labels.instance }}.
-          description: |-
-            Host has had {{ printf "%.0f" $value }} correctable memory errors reported by EDAC in the last 5 minutes.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostEdacUncorrectableErrorsDetected
-        expr: >-
-          node_edac_uncorrectable_errors_total > 0
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host EDAC uncorrectable errors detected at {{ $labels.instance }}.
-          description: |-
-            Host has had {{ printf "%.0f" $value }} uncorrectable memory errors reported by EDAC in the last 5 minutes.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostNetworkReceiveErrors
-        expr: >-
-          rate(node_network_receive_errs_total{device!~"^wg.*"}[2m])
-          /
-          rate(node_network_receive_packets_total{device!~"^wg.*"}[2m])
-          > 0.01
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host Network Receive Errors at {{ $labels.instance }}.
-          description: |-
-            Host interface {{ $labels.device }} has encountered {{ printf "%.0f" $value }} receive errors in the last two minutes.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostNetworkTransmitErrors
-        expr: >-
-          rate(node_network_transmit_errs_total{device!~"^wg.*"}[2m])
-          /
-          rate(node_network_transmit_packets_total{device!~"^wg.*"}[2m])
-          > 0.1
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host network transmit errors at {{ $labels.instance }}.
-          description: |-
-            Host interface {{ $labels.device }} has encountered {{ printf "%.0f" $value }} transmit errors in the last two minutes.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostNetworkInterfaceSaturated
-        expr: >-
-          (
-            rate(node_network_receive_bytes_total{device!~"^wg.*"}[1m])
-            +
-            rate(node_network_transmit_bytes_total{device!~"^wg.*"}[1m])
-          )
-          / node_network_speed_bytes{device!~"^wg.*"}
-          > 0.8
-          < 10000
-        for: 1m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host network interface saturated at {{ $labels.instance }}.
-          description: |-
-            The network interface {{ $labels.device }} is getting overloaded.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostNetworkBondDegraded
-        expr: >-
-          (node_bonding_active - node_bonding_slaves) != 0
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host network bond degraded at {{ $labels.instance }}.
-          description: |-
-            Bond {{ $labels.device }} degraded.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostConntrackLimit
-        expr: >-
-          node_nf_conntrack_entries
-          /
-          node_nf_conntrack_entries_limit
-          > 0.8
-        for: 5m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host conntrack limit at {{ $labels.instance }}.
-          description: |-
-            The number of conntrack is approaching limit.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostClockSkew
-        expr: >-
-          (
-            node_timex_offset_seconds > 0.05
-            and
-            deriv(node_timex_offset_seconds[5m]) >= 0
-          )
-          or
-          (
-            node_timex_offset_seconds < -0.05
-            and
-            deriv(node_timex_offset_seconds[5m]) <= 0
-          )
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host clock skew at {{ $labels.instance }}.
-          description: |-
-            Clock skew is detected and the clock is out of sync. Ensure that NTP is configured correctly on this host.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostClockNotSynchronising
-        expr: >-
-          min_over_time(node_timex_sync_status[1m]) == 0
-          and
-          node_timex_maxerror_seconds >= 16
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Host clock not synchronising at {{ $labels.instance }}.
-          description: |-
-            Clock is not synchronising. Ensure that NTP is configured correctly on this host.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: HostRequiresReboot
-        expr: >-
-          node_reboot_required > 0
-        for: 4h
-        labels:
-          severity: info
-        annotations:
-          summary: Host requires reboot at {{ $labels.instance }}.
-          description: |-
-            Instance requires a reboot.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
diff --git a/modules/nixos/monitoring/rules/postgres.yaml b/modules/nixos/monitoring/rules/postgres.yaml
deleted file mode 100644
index 6a98c92..0000000
--- a/modules/nixos/monitoring/rules/postgres.yaml
+++ /dev/null
@@ -1,310 +0,0 @@
----
-groups:
-  - name: Postgres
-
-    rules:
-      - alert: PostgresqlDown
-        expr: >-
-          pg_up == 0
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: PostgreSQL is down at {{ $labels.instance }}.
-          description: |-
-            PostgreSQL instance is down.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlRestarted
-        expr: >-
-          time() - pg_postmaster_start_time_seconds < 60
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: PostgreSQL restarted at {{ $labels.instance }}.
-          description: |-
-            PostgreSQL restarted.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlExporterError
-        expr: >-
-          pg_exporter_last_scrape_error > 0
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: PostgreSQL exporter errors at {{ $labels.instance }}.
-          description: |-
-            PostgreSQL exporter is showing errors.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlTableNotAutoVacuumed
-        expr: >-
-          (pg_stat_user_tables_last_autovacuum > 0)
-          and
-          (time() - pg_stat_user_tables_last_autovacuum)
-          > 60 * 60 * 24 * 10
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL table not auto vacuumed at {{ $labels.instance }}.
-          description: |-
-            Table {{ $labels.relname }} has not been auto vacuumed for 10 days.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlTableNotAutoAnalyzed
-        expr: >-
-          (pg_stat_user_tables_last_autoanalyze > 0)
-          and
-          (time() - pg_stat_user_tables_last_autoanalyze)
-          > 24 * 60 * 60 * 10
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL table not auto analyzed at {{ $labels.instance }}.
-          description: |-
-            Table {{ $labels.relname }} has not been auto analyzed for 10 days.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}"
-
-      - alert: PostgresqlTooManyConnections
-        expr: >-
-          sum by (datname) (
-            pg_stat_activity_count{datname!~"template.*|postgres"}
-          ) > pg_settings_max_connections * 0.8
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL with too many connections at {{ $labels.instance }}.
-          description: |-
-            PostgreSQL instance {{ $labels.instance }} has too many connections.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlNotEnoughConnections
-        expr: >-
-          sum by (datname) (
-            pg_stat_activity_count{datname!~"template.*|postgres"}
-          ) < 1
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL with not enough connections at {{ $labels.instance }}.
-          description: |-
-            PostgreSQL instance {{ $labels.instance }} should have more connections.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlDeadLocks
-        expr: >-
-          increase(
-            pg_stat_database_deadlocks{datname!~"template.*|postgres"}[1m]
-          ) > 5
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL dead-locks at instance {{ $labels.instance }}.
-          description: |-
-            PostgreSQL shows dead-locks.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlHighRollbackRate
-        expr: >-
-          sum by (namespace,datname)
-            (
-              (rate(pg_stat_database_xact_rollback{datname!~"template.*|postgres|dendrite",datid!="0"}[3m]))
-              /
-              (
-                (rate(pg_stat_database_xact_rollback{datname!~"template.*|postgres|dendrite",datid!="0"}[3m]))
-                +
-                (rate(pg_stat_database_xact_commit{datname!~"template.*|postgres|dendrite",datid!="0"}[3m]))
-              )
-            )
-          > 0.10
-        for: 0m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL at a high rollback rate at {{ $labels.instance }}.
-          description: |-
-            Ratio of transactions being aborted compared to committed is too big.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlCommitRateLow
-        expr: >-
-          rate(pg_stat_database_xact_commit[1m])
-          < 10
-        for: 2m
-        labels:
-          severity: critical
-        annotations:
-          summary: PostgreSQL commit rate low at instance {{ $labels.instance }}.
-          description: |-
-            PostgreSQL seems to be processing very few transactions.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlLowXidConsumption
-        expr: >-
-          rate(pg_txid_current[1m])
-          < 5
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL low XID consumption at instance {{ $labels.instance }}.
-          description: |-
-            PostgreSQL seems to be consuming transaction IDs very slowly.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlHighRateStatementTimeout
-        expr: >-
-          rate(postgresql_errors_total{type="statement_timeout"}[1m])
-          > 3
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: PostgreSQL high rate statement timeout (instance {{ $labels.instance }})
-          description: |-
-            PostgreSQL transactions showing high rate of statement timeouts.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlHighRateDeadlock
-        expr: >-
-          increase(postgresql_errors_total{type="deadlock_detected"}[1m])
-          > 1
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: PostgreSQL high rate dead-lock at {{ $labels.instance }}.
-          description: |-
-            PostgreSQL has detected dead-locks.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlUnusedReplicationSlot
-        expr: >-
-          pg_replication_slots_active == 0
-        for: 1m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL unused replication slot at {{ $labels.instance }}.
-          description: |-
-            Unused replication slots.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlTooManyDeadTuples
-        expr: >-
-          (
-            (pg_stat_user_tables_n_dead_tup > 10000)
-            /
-            (pg_stat_user_tables_n_live_tup + pg_stat_user_tables_n_dead_tup)
-          )
-          >= 0.1
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL too many dead tuples at {{ $labels.instance }}.
-          description: |-
-            PostgreSQL number of dead tuples is too large.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlSslCompressionActive
-        expr: >-
-          sum(pg_stat_ssl_compression) > 0
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: PostgreSQL SSL compression active at {{ $labels.instance }}.
-          description: |-
-            Database connections with an SSL compression is enabled. This may add a significant jitter in the replication delay.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlTooManyLocksAcquired
-        expr: >-
-          (
-            (sum (pg_locks_count))
-            /
-            (pg_settings_max_locks_per_transaction * pg_settings_max_connections)
-          )
-          > 0.20
-        for: 2m
-        labels:
-          severity: critical
-        annotations:
-          summary: PostgreSQL too many locks acquired at {{ $labels.instance }}.
-          description: |-
-            Too many locks acquired on the database.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlBloatIndexHigh
-        expr: >-
-          pg_bloat_btree_bloat_pct > 80
-          and
-          on (idxname) (pg_bloat_btree_real_size > 100000000)
-        for: 1h
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL index bloat high at {{ $labels.instance }}.
-          description: |-
-            The index {{ $labels.idxname }} is bloated. You should execute `REINDEX INDEX CONCURRENTLY {{ $labels.idxname }};`.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: PostgresqlBloatTableHigh
-        expr: >-
-          pg_bloat_table_bloat_pct > 80
-          and
-          on (relname) (pg_bloat_table_real_size > 200000000)
-        for: 1h
-        labels:
-          severity: warning
-        annotations:
-          summary: PostgreSQL table bloat high at instance {{ $labels.instance }}.
-          description: |-
-            The table {{ $labels.relname }} is bloated. You should execute `VACUUM {{ $labels.relname }};`.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
diff --git a/modules/nixos/monitoring/rules/redis.yaml b/modules/nixos/monitoring/rules/redis.yaml
deleted file mode 100644
index b47c313..0000000
--- a/modules/nixos/monitoring/rules/redis.yaml
+++ /dev/null
@@ -1,98 +0,0 @@
----
-groups:
-  - name: Redis
-
-    rules:
-      - alert: RedisDown
-        expr: >-
-          redis_up == 0
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: Redis down at {{ $labels.instance }}.
-          description: |-
-            Redis instance is down.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: RedisOutOfSystemMemory
-        expr: >-
-          redis_memory_used_bytes
-          /
-          redis_total_system_memory_bytes * 100
-          > 90
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Redis out of system memory at {{ $labels.instance }}.
-          description: |-
-            Redis is running out of system memory.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: RedisOutOfConfiguredMaxmemory
-        expr: >-
-          redis_memory_max_bytes != 0
-          and
-          (
-            redis_memory_used_bytes
-            /
-            redis_memory_max_bytes * 100
-            > 90
-          )
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Redis out of configured maxmemory at {{ $labels.instance }}.
-          description: |-
-            Redis is running out of configured maxmemory.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: RedisTooManyConnections
-        expr: >-
-          redis_connected_clients > 100
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Redis too many connections at {{ $labels.instance }}.
-          description: |-
-            Redis instance has too many connections.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: RedisNotEnoughConnections
-        expr: >-
-          redis_connected_clients < 1
-        for: 2m
-        labels:
-          severity: warning
-        annotations:
-          summary: Redis not enough connections at {{ $labels.instance }}.
-          description: |-
-            Redis instance should have more connections.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}
-
-      - alert: RedisRejectedConnections
-        expr: >-
-          increase(redis_rejected_connections_total[1m]) > 0
-        for: 0m
-        labels:
-          severity: critical
-        annotations:
-          summary: Redis rejected connections at {{ $labels.instance }}.
-          description: |-
-            Some connections to Redis have been rejected.
-
-            VALUE = {{ $value }}
-            LABELS = {{ $labels }}