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Volcengine MongoDB Replica Set

Display of Volcengine MongoDB Replica Set metrics, including CPU usage, memory usage, number of connections, latency, OPS, etc.

Configuration

Install Func

It is recommended to enable the Guance integration - extension - managed Func: all prerequisites are automatically installed. Please continue with script installation.

If you deploy Func on your own, refer to Self-deployed Func

Installation Script

Note: Please prepare a qualified Volcengine AK in advance (for simplicity, you can directly grant global read-only permission ReadOnlyAccess).

To synchronize monitoring data of MongoDB cloud resources, we install the corresponding collection script: "Guance Integration (Volcengine-MongoDB Collection)" (ID: guance_volcengine_mongodb_replica_set)

After clicking 【Install】, enter the corresponding parameters: Volcengine AK, Volcengine account name.

Click 【Deploy Startup Script】, and the system will automatically create a Startup script set and automatically configure the corresponding startup script.

After enabling, you can see the corresponding automatic trigger configuration under "Manage / Automatic Trigger Configuration". Click 【Execute】 to immediately execute once without waiting for the scheduled time. After a short while, you can view the execution task records and corresponding logs.

If you want to collect the corresponding logs, you also need to enable the corresponding log collection script. If you want to collect billing information, you need to enable the cloud billing collection script.

We default to collecting some configurations, details are shown in the metrics section.

Customize Cloud Object Metrics

Verification

  1. In "Manage / Automatic Trigger Configuration", confirm whether the corresponding tasks have the corresponding automatic trigger configuration. You can also check the corresponding task records and logs to verify if there are any abnormalities.
  2. On the Guance platform, under "Infrastructure / Custom", check if asset information exists.
  3. On the Guance platform, under "Metrics", check if there are corresponding monitoring data.

Metrics

After configuring Volcengine-MongoDB Replica Set monitoring, the default metric set is as follows. You can collect more metrics via configuration. Volcengine MongoDB Monitoring Metric Details

MetricName Subnamespace Metric Name MetricUnit Dimension
AggregatedCpuUtil instance CPU Usage Percent ResourceID
AggregatedMemUtil instance Memory Usage Percent ResourceID
AggregatedTotalDiskUtil instance Total Disk Space Usage Percent ResourceID
NetworkReceiveThroughput replica Network Input Rate Bytes/Second(SI) ResourceID,Node
RunningConcurrentWriteRequest replica Current Number of Concurrent Write Requests Count ResourceID,Node
LogDiskUsage replica Log Disk Usage Bytes(SI) ResourceID,Node
RunningConcurrentReadRequest replica Current Number of Concurrent Read Requests Count ResourceID,Node
CommandOperationPerSec replica Number of COMMAND Operations Per Second Count/Second ResourceID,Node
ReplicationDelay replica Master-Slave Replication Delay Second ResourceID,Node
CurrConn replica Current Number of Connections Count ResourceID,Node
TotalDiskUsage replica Total Disk Usage Bytes(SI) ResourceID,Node
UpdateOperationPerSec replica Number of UPDATE Operations Per Second Count/Second ResourceID,Node
MaxDiskConfigured replica Maximum Configured Available Disk Space Bytes(SI) ResourceID,Node
TimeOutCursor replica Number of Cursor Timeouts Count ResourceID,Node
NetworkTransmitThroughput replica Network Output Rate Bytes/Second(SI) ResourceID,Node
GlobalWaitReadLockQueue replica Length of Global Read Lock Wait Queue Count ResourceID,Node
AvailConcurrentReadRequest replica Available Number of Concurrent Read Requests Count ResourceID,Node
DataDiskUsage replica Data Disk Usage Bytes(SI) ResourceID,Node
ReadIntoCachePerSec replica Amount of Data Read into Cache Per Second Bytes/Second(SI) ResourceID,Node
TotalDiskUtil replica Total Disk Usage Rate Percent ResourceID,Node
GlobalWaitWriteLockQueue replica Length of Global Write Lock Wait Queue Count ResourceID,Node
TotalOpenCursor replica Total Number of Cursors Opened Count ResourceID,Node
GetmoreOperationPerSec replica Number of GETMORE Operations Per Second Count/Second ResourceID,Node
MemUtil replica Memory Usage Rate Percent ResourceID,Node
GlobalWaitTotalLockQueue replica Total Length of Global Lock Wait Queue Count ResourceID,Node
CpuUtil replica CPU Usage Rate Percent ResourceID,Node
QueryOperationPerSec replica Number of QUERY Operations Per Second Count/Second ResourceID,Node
DeleteOperationPerSec replica Number of DELETE Operations Per Second Count/Second ResourceID,Node
AvailConcurrentWriteRequest replica Available Number of Concurrent Write Requests Count ResourceID,Node
InsertOperationPerSec replica Number of INSERT Operations Per Second Count/Second ResourceID,Node
WrittenFromCachePerSec replica Amount of Data Written from Cache to Disk Per Second Bytes/Second(SI) ResourceID,Node
NetworkRequestPerSec replica Number of Network Requests Handled Per Second Count/Second ResourceID,Node
SlowOpCount replica Slow Query Count Count ResourceID,Node
OplogAvailTime replica Oplog Available Time Second ResourceID,Node

Objects

The structure of collected Volcengine MongoDB object data can be seen in "Infrastructure - Custom".

  {
    "category": "custom_object",
    "fields": {
      "NodeSpec": "rds.mysql.d1.n.1c1g",
      "TimeZone": "UTC +08:00",
      ...
    },
    "measurement": "volcengine_mongodb_replica_set",
    "tags": {
      "AllowListVersion": "initial",
      "DBEngineVersion": "MongoDB_5_7",
      "InstanceId": "mysql-xxx",
      "InstanceName": "mysql-xxx",
      "InstanceStatus": "Running",
      "InstanceType": "DoubleNode",
      "LowerCaseTableNames": "1",
      "NodeNumber": "2",
      "ProjectName": "default",
      "RegionId": "cn-beijing",
      "StorageSpace": "20",
      "StorageType": "LocalSSD",
      "SubnetId": "subnet-xxx",
      "VpcId": "vpc-xxx",
      "ZoneId": "cn-beijing-a",
      "name": "mysql-xxx"
    }
  }

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