Replication alerts time periods were adjusted

IMHO, replication alerts must be sent right away.
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Ali 2024-05-13 11:38:47 +03:30 committed by GitHub
parent 2b4fb3c4cb
commit 558939416b
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@ -1320,41 +1320,44 @@ groups:
description: Disk space on default is below 20%. description: Disk space on default is below 20%.
query: "ClickHouseAsyncMetrics_DiskAvailable_default / (ClickHouseAsyncMetrics_DiskAvailable_default + ClickHouseAsyncMetrics_DiskUsed_default) * 100 < 20" query: "ClickHouseAsyncMetrics_DiskAvailable_default / (ClickHouseAsyncMetrics_DiskAvailable_default + ClickHouseAsyncMetrics_DiskUsed_default) * 100 < 20"
severity: warning severity: warning
for: 2m
- name: ClickHouse Disk Space Critical on Default - name: ClickHouse Disk Space Critical on Default
description: Disk space on default disk is critically low, below 10%. description: Disk space on default disk is critically low, below 10%.
query: "ClickHouseAsyncMetrics_DiskAvailable_default / (ClickHouseAsyncMetrics_DiskAvailable_default + ClickHouseAsyncMetrics_DiskUsed_default) * 100 < 10" query: "ClickHouseAsyncMetrics_DiskAvailable_default / (ClickHouseAsyncMetrics_DiskAvailable_default + ClickHouseAsyncMetrics_DiskUsed_default) * 100 < 10"
severity: critical severity: critical
for: 2m
- name: ClickHouse Disk Space Low on Backups - name: ClickHouse Disk Space Low on Backups
description: Disk space on backups is below 20%. description: Disk space on backups is below 20%.
query: "ClickHouseAsyncMetrics_DiskAvailable_backups / (ClickHouseAsyncMetrics_DiskAvailable_backups + ClickHouseAsyncMetrics_DiskUsed_backups) * 100 < 20" query: "ClickHouseAsyncMetrics_DiskAvailable_backups / (ClickHouseAsyncMetrics_DiskAvailable_backups + ClickHouseAsyncMetrics_DiskUsed_backups) * 100 < 20"
severity: warning severity: warning
for: 2m
- name: ClickHouse Replica Errors - name: ClickHouse Replica Errors
description: Critical replica errors detected, either all replicas are stale or lost. description: Critical replica errors detected, either all replicas are stale or lost.
query: "ClickHouseErrorMetric_ALL_REPLICAS_ARE_STALE == 1 or ClickHouseErrorMetric_ALL_REPLICAS_LOST == 1" query: "ClickHouseErrorMetric_ALL_REPLICAS_ARE_STALE == 1 or ClickHouseErrorMetric_ALL_REPLICAS_LOST == 1"
severity: critical severity: critical
for: 3m for: 0m
- name: ClickHouse No Available Replicas - name: ClickHouse No Available Replicas
description: No available replicas in ClickHouse. description: No available replicas in ClickHouse.
query: "ClickHouseErrorMetric_NO_AVAILABLE_REPLICA == 1" query: "ClickHouseErrorMetric_NO_AVAILABLE_REPLICA == 1"
severity: critical severity: critical
for: 3m for: 0m
- name: ClickHouse No Live Replicas - name: ClickHouse No Live Replicas
description: There are too few live replicas available, risking data loss and service disruption. description: There are too few live replicas available, risking data loss and service disruption.
query: "ClickHouseErrorMetric_TOO_FEW_LIVE_REPLICAS == 1" query: "ClickHouseErrorMetric_TOO_FEW_LIVE_REPLICAS == 1"
severity: critical severity: critical
for: 3m for: 0m
- name: ClickHouse High Network Traffic - name: ClickHouse High Network Traffic
description: Network traffic is unusually high, may affect cluster performance. description: Network traffic is unusually high, may affect cluster performance.
query: "ClickHouseMetrics_NetworkSend > 250 or ClickHouseMetrics_NetworkReceive > 250" query: "ClickHouseMetrics_NetworkSend > 250 or ClickHouseMetrics_NetworkReceive > 250"
severity: warning severity: warning
for: 3m for: 5m
comments: | comments: |
Please replace the threshold with an appropriate value Please replace the threshold with an appropriate value
- name: ClickHouse High TCP Connections - name: ClickHouse High TCP Connections
description: High number of TCP connections, indicating heavy client or inter-cluster communication. description: High number of TCP connections, indicating heavy client or inter-cluster communication.
query: "ClickHouseMetrics_TCPConnection > 400" query: "ClickHouseMetrics_TCPConnection > 400"
severity: warning severity: warning
for: 3m for: 5m
comments: | comments: |
Please replace the threshold with an appropriate value Please replace the threshold with an appropriate value
- name: ClickHouse Interserver Connection Issues - name: ClickHouse Interserver Connection Issues
@ -1366,15 +1369,17 @@ groups:
description: ClickHouse is experiencing issues with ZooKeeper connections, which may affect cluster state and coordination. description: ClickHouse is experiencing issues with ZooKeeper connections, which may affect cluster state and coordination.
query: "avg(ClickHouseMetrics_ZooKeeperSession) != 1" query: "avg(ClickHouseMetrics_ZooKeeperSession) != 1"
severity: warning severity: warning
for: 1m for: 3m
- name: ClickHouse Authentication Failures - name: ClickHouse Authentication Failures
description: Authentication failures detected, indicating potential security issues or misconfiguration. description: Authentication failures detected, indicating potential security issues or misconfiguration.
query: "increase(ClickHouseErrorMetric_AUTHENTICATION_FAILED[5m]) > 0" query: "increase(ClickHouseErrorMetric_AUTHENTICATION_FAILED[5m]) > 0"
severity: info severity: info
for: 0m
- name: ClickHouse Access Denied Errors - name: ClickHouse Access Denied Errors
description: Access denied errors have been logged, which could indicate permission issues or unauthorized access attempts. description: Access denied errors have been logged, which could indicate permission issues or unauthorized access attempts.
query: "increase(ClickHouseErrorMetric_RESOURCE_ACCESS_DENIED[5m]) > 0" query: "increase(ClickHouseErrorMetric_RESOURCE_ACCESS_DENIED[5m]) > 0"
severity: info severity: info
for: 0m
- name: Zookeeper - name: Zookeeper