mongodb mongos

1, MONGOsMONGOs is a point of interaction between the user and the cluster, whose duty is to hide the complexity inside the Shard and provide the user with a simple single-server interface, and there are gaps in the abstraction layer, but in most

A fault descriptionOnline game clothing using MongoDB cluster shards, game profiles send query requests through MONGOs instances. Develop colleague to reflect program connection MONGOs errorFailed to connect to:10.4.4.66:28018:send_package:error

mongodb-sharding Deployment ScenariosFirst, Deployment Environment Five hosts: amongoshard01:10.212.74.43 amongoshard02:10.212.84.4 amongoshard03:10.212.98.23 amongoshard04:10.212.46.5 amongoshard05:10.212.

MONGOs is an automatic slicing component provided by MongoDB, in which almost all requests are forwarded through MONGOs to Mongod in MongoDB systems that provide fragmentation, and then mongos to be aggregated and finally returned to the client. To

MONGOs is the automatic Shard component provided by MongoDB, in the MongoDB system that provides the Shard function, almost all of the requests will be forwarded to the Mongod through MONGOs, and then the MONGOs is aggregated and returned to the

In the production environment, the MongoDB shards are built, providing three mongos interfaces. However, there is no failover mechanism in MongoDB, the official recommendation is to deploy MONGOs and application servers together, multiple

MongoDB is the most commonly used NODQL database and has risen to the top six in the database rankings. This article describes how to build a highly available MongoDB (shard + replica) cluster.Before you build a cluster, you need to understand

What is a shardHigh data volume and throughput of the database application will be more pressure on the performance of the single machine, large query volume will be a single CPU exhausted, large amount of data on the single-machine storage pressure,

First, the environment$ cat/etc/redhat-release CentOS Linux release 7.0.1406 (Core) $ uname-alinux zhaopin-2-201 3.10.0-123.el7.x86_64 #1 SMP Mon June 12:09:22 UTC x86_64 x86_64 x86_64 gnu/linux$ MONGO--versionmongodb Shell version:3.0.6 Second,

Create a virtual machine, if you are using copy to install the system, remember to modify the machine name, otherwise all machine names are the same, will cause installation failureAt the same time, shut down the firewall, all the machine timing to