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Questions tagged [mongodb]

MongoDB is a document oriented database (also known as NoSQL database).

MongoDB is a document oriented database. It's coded to be fast, scalable and supports natively solutions like sharding, replication, Map/Reduce and storage of files on the DB.

MongoDB doesn't uses SQL, making it a NoSQL database, its data is retrieved using a dynamic query system and returns JSon-style data.

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creating snapshot for mongodb

I am trying to create snapshot for mongodb on centos 6.6. root@ ~]# lvscan File descriptor 12 (pipe:[23409]) leaked on lvscan invocation. Parent PID 3579: /bin/bash File descriptor 13 (pipe:[23409]) leaked on lvscan invocation. Parent PID…
sangita
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Building Mongodb 3.0.0 with SSL

I am trying to build Mongodb 3.0.0-rc8 (tried latest nightly too) with ssl support. I found a gist which works for 2.6.7 but when I run it with 3.0.0-rc8 I get that eror src/mongo/crypto/crypto_tom.cpp:30:2: error: #error This file should not be…
stunti
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Mongod not working but data exists

I am running a Homestead virtual box. I installed mongodb recently and was able to type mongod and it would load as it should. Now though I get an error saying dbpath /data/db does not exist. The typical solution for that is to create /data/db and…
Tyler
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Something is filtering 27017 port even then firewall is not working

Good day, i' trying to move mongodb database to separate VPS from application, but VPS was pre-configured not by me. I have instance with running mongodb on 27017 port: COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME mongod 2073 mongodb…
skatkov
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10gen mms monitoring service to start after reboot

I have setup MMS agent for my mongoD instances on AWS. MMS Agent is on a separate t1.micro instance. It all works fine however, every time I reboot the server I have to run sudo nohup python agent.py > agent.log 2>&1 & to start the service!! How can…
user2430670
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Fresh MongoDB Using 100MB of Virtual Memory?

I'm having a problem with virtual memory usage using MongoDB on a server. NOTE: I have only a local user account without root privs. The server's VM limit (from ulimit -v) is 120MB. With an empty database, MongoDB is reporting 100MB of virtual…
Lynn
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How does MongoDB compare to RDBMS and what are some structural benefits?

MongoDB is this great database I hear about. I'd like to evaluate its performance in typical scenarios relatively to traditional MySQL or SQL Server backends. Assuming I would like to store data about employees in many company divisions: In MySQL we…
Akshat
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Amazon AWS instance to run MongoDB on?

What's the most optimized way to run MongoDB in AWS? I'm getting some slow disk i/o bench marks (which I understand is the norm on EC2). Is a large ec2 instance my best bet? is there anyway to get better disk reads?
imaginative
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Best region for server to serve US

I want to create a MongoDB Atlas instance and Google Cloud instance to serve the US region. Is there a rule of thumb which region (east, center, south) or city that is the best choice to serve entire US with lowest latency?
william007
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mongodb 3.2 cluster database compatibility to mongodb 5.0

We have a mongodb 3.2 production cluster that we need to upgrade to mongodb 5.0. Instead of upgrading in place, we are considering creating a new mongodb 5.0 cluster, export the DB from 3.2, and import the DB into the mongodb 5.0 cluster. Will there…
Aldus
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Error while connecting to MongoDB database

I'm getting this error which I never used to get before. I haven't changed any code, and I am suddenly getting this weird error and it won't do anything but spit out this error (it won't do the code I want it to do with the database info that I tell…
Sean
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how to initiate and maintain mongo shard replica set from mongos server?

I am trying to initiate a mongo shards replica set from mongos server, I want my mongos to maintain replica set and able to add new server to replication if needed.
siva nagi reddy
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Mongodb is running out space - how to increase it?

My mongo has stopped running: $ sudo systemctl status mongodb.service ● mongodb.service - High-performance, schema-free document-oriented database Loaded: loaded (/usr/lib/systemd/system/mongodb.service; disabled; vendor preset: disabled) …
Run
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MongoDB Crashed,Not able to start it again

Mongodb fail to start after showing this error...and not able to start it again..?Can u help me find out? *** glibc detected *** /usr/lib/mongodb/mongo: corrupted double-linked list: 0x000000000f750b50 *** Mon Nov 26 19:01:29 mongo got signal…
Kevin Parker
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Outgrew MongoDB … now what?

We dump debug and transaction logs into MongoDB. We really like MongoDB because: Blazing insert perf document oriented Ability to let the engine drop inserts when needed for performance But there is this big problem with MongoDB: The index must…
Jonesome Reinstate Monica
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