chore: import upstream snapshot with attribution
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wehub-resource-sync
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id: mongodb
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title: Monitoring:MongoDB
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sidebar_label: MongoDB database
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keywords: [ open source monitoring tool, open source database monitoring tool, monitoring MongoDB database metrics ]
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---
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> Collect and monitor the general performance Metrics of MongoDB database.
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## Configuration parameter
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| Parameter name | Parameter help description |
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|------------------------|-------------------------------------------------------------------------------------------------------------------------|
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| Target Host | Monitored IPV4, IPV6 or domain name. Note⚠️Without protocol header (eg: https://, http://). |
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| Monitoring name | Identify the name of this monitoring. The name needs to be unique. |
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| Port | Port provided by the database. The default is 27017. |
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| Username | Username for MongoDB,Optional. |
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| Password | Password for MongoDB,Optional. |
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| database | Database name. |
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| authenticationDatabase | Credentials Storage Database. |
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| Connect Timeout(ms) | Set connection timeout for MongoDB, unit: ms, default: 6000ms. |
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| Collection interval | Interval time of monitor periodic data collection, unit: second, and the minimum interval that can be set is 30 seconds |
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| Bind Tags | Used to classify and manage monitoring resources. |
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| Description remarks | For more information about identifying and describing this monitoring, users can note information here. |
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### Collection Metric
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#### Metric set:Build Info
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| Metric name | Metric unit | Metric help description |
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|------------------|-------------|-----------------------------------------------------------------------------------------|
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| version | none | The version number of the MongoDB server. |
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| gitVersion | none | The Git version of the MongoDB codebase. |
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| sysInfo | none | System information, typically includes details about the operating system and platform. |
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| loaderFlags | none | Loader flags used to link MongoDB binaries |
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| compilerFlags | none | Compiler flags used when compiling MongoDB. |
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| allocator | none | The memory allocator used by MongoDB. |
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| javascriptEngine | none | The JavaScript engine used by MongoDB. |
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#### Metric set:Server Document
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| Metric name | Metric unit | Metric help description |
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|-------------|-------------|-----------------------------------|
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| deleted | none | The number of documents deleted. |
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| inserted | none | The number of documents inserted. |
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| returned | none | The number of documents returned. |
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| updated | none | The number of documents updated. |
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#### Metric set:Server Operation
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| Metric name | Metric unit | Metric help description |
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|----------------|-------------|------------------------------------------------------------------|
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| scanAndOrder | none | The number of times a query required both scanning and ordering. |
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| writeConflicts | none | The number of write conflicts that occurred. |
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#### Metric set: Max Connections
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| Metric name | Metric unit | Metric help description |
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|------------------|-------------|--------------------------------------------|
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| deletedDocuments | none | Number of deleted documents. |
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| passes | none | Total number of passes for TTL operations. |
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#### Metric set:System Info
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| Metric name | Metric unit | Metric help description |
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|-------------|-------------|------------------------------------------------------|
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| currentTime | none | Current system time. |
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| hostname | none | Hostname of the server. |
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| cpuAddrSize | MB | Size of CPU address in bits. |
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| memSizeMB | MB | Total size of system memory in megabytes. |
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| memLimitMB | MB | Memory limit for the MongoDB process in megabytes. |
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| numCores | none | Total number of CPU cores. |
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| cpuArch | none | CPU architecture. |
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| numaEnabled | none | Whether NUMA (Non-Uniform Memory Access) is enabled. |
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#### Metric set:OS Info
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| Metric name | Metric unit | Metric help description |
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|-------------|-------------|----------------------------------|
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| type | none | Type of the operating system. |
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| name | none | Name of the operating system. |
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| version | none | Version of the operating system. |
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#### Metric set：Extra Info
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| Metric name | Metric unit | Metric help description |
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|-----------------|-------------|--------------------------------------------------------|
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| versionString | none | String describing the version of the operating system. |
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| libcVersion | none | Version of the C standard library (libc). |
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| kernelVersion | none | Version of the operating system kernel. |
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| cpuFrequencyMHz | none | Frequency of the CPU in megahertz. |
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| cpuFeatures | none | Features supported by the CPU. |
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| pageSize | none | Size of a memory page in bytes. |
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| numPages | none | Total number of memory pages. |
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| maxOpenFiles | none | Maximum number of open files allowed. |
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