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- Reference >
- mongo Shell Methods >
- 数据库相关方法 >
- db.hostInfo()
db.hostInfo()¶
- db.hostInfo()¶
2.2 新版功能.
返回: A document with information about the underlying system that the mongod or mongos runs on. Some of the returned fields are only included on some platforms. db.hostInfo() provides a helper in the mongo shell around the hostInfo The output of db.hostInfo() on a Linux system will resemble the following:
{ "system" : { "currentTime" : ISODate("<timestamp>"), "hostname" : "<hostname>", "cpuAddrSize" : <number>, "memSizeMB" : <number>, "numCores" : <number>, "cpuArch" : "<identifier>", "numaEnabled" : <boolean> }, "os" : { "type" : "<string>", "name" : "<string>", "version" : "<string>" }, "extra" : { "versionString" : "<string>", "libcVersion" : "<string>", "kernelVersion" : "<string>", "cpuFrequencyMHz" : "<string>", "cpuFeatures" : "<string>", "pageSize" : <number>, "numPages" : <number>, "maxOpenFiles" : <number> }, "ok" : <return> }
See hostInfo for full documentation of the output of db.hostInfo().