创建索引期间可能造成的内存消耗,详情请参见index-build-impact-on-database-performance和index-build-process。 PlanCache内存占用 在某些场景下,一个请求可能存在的执行计划非常多,这时PlanCache会消耗比较多的内存。 查看PlanCache内存占用大小:云数据库MongoDB 4.0及以上版本,
MongoDB is not an in-memory database. Although it can be configured to run that way. But it makes liberal use of cache, meaning data records kept memory for fast retrieval, as opposed to on disk. There is much bad information on StackOverflow about what to do when your server runs out...
High scalability and performance Easy integration with multiple languages Built-in replication and sharding Powerful query language CONS High memory usage Limited multi-document transactions Complex backup and restore process Steeper learning curve for beginners Potential data consistency issues Also Available...
Database Manual Select a version Docs Home / 数据库手册 / Reference This document provides a collection of hard and soft limitations of the MongoDB system. The limitations on this page apply to deployments hosted in all of the following environments unless specified otherwise: ...
Flexible document data model Free GUI with MongoDB Compass Great for rapid development CONS High memory usage on large data No built-in full-text search Limited support for complex joins Community support may vary Also Available: Download MongoDB for Windows Download MongoDB for Mac Latest Version...
database. if the ldap server specified has any replicated instances, you may specify the host and port of each replicated server in a comma-delimited list. if your ldap infrastructure partitions the ldap directory over multiple ldap servers, specify one ldap server or any of its replicated ...
Server Statistics: Monitor MongoDB resource utilization trends to understand resource consumption and plan accordingly. It helps in identifying the database instances that are eating up storage and memory in the name of unnecessary active connections and unattended queries. ...
The memory usage statuses metrics of the serverStatus output can provide insight into MongoDB’s memory use. The mem.resident field provides the amount of resident memory in use. If this exceeds the amount of system memory and there is a significant amount of data on disk that isn’t in ...
client=MongoClient('mongodb://your_mongo_host:27017/')db=client.your_databasedefmonitor_memory():whileTrue:status=db.command("serverStatus")mem=status["mem"]print(f"Resident Memory:{mem['resident']}MB, Virtual Memory:{mem['virtual']}MB")time.sleep(1)monitor_memory() ...
MongoDB Server Status: A Comprehensive Guide MongoDB is a popular open-source NoSQL database that is known for its flexibility, scalability, and high performance. One of the key features of MongoDB is the server status command, which provides detailed information about the current state of the...