0
votes
1answer
11 views

connection issue between godaddy shared hosting and amazon ec2 mongodb

I have a site on godaddy shared hosting that is not able to connect to an windows 2k12 amazon ec2 instance running mongodb. Any ideas why I cannot connect? Thanks for your help! Error message: A ...
0
votes
1answer
50 views

Backup Mongodb on EC2 through EBS snapshots - timing issue

I'm following this guidance http://docs.mongodb.org/ecosystem/tutorial/backup-and-restore-mongodb-on-amazon-ec2/ I have 4 EBS 1000 IOPS volumes assigned to instance These 4 volumes through MDADM ...
1
vote
1answer
166 views

Is it safe to snapshot an mdadm RAID with only xfs_freeze?

Is mdadm guaranteed (and trusted via experience) to be safe for taking snapshots with only an xfs_freeze? I have encountered vague warnings about mdadm still working in the background, thus making ...
1
vote
2answers
155 views

Multiple Amazon EC2 With Load Balancing And MongoDB

I have an Amazon EC2 server where we run a webapp and MongoDB. We want add a second EC2 server and a Load Balancing to the same region. Load Balancing will redirect all web requests (80 and 443) to ...
0
votes
2answers
454 views

MongoDB on EC2 - Could not stat /dev/xdf — No such file or directory

I'm following a tutorial for setting up MongoDB on EC2 and I got stuck at the following part: $ sudo mkfs.ext4 /dev/xdf mke2fs 1.42.3 (14-May-2012) Could not stat /dev/xdf --- No such file or ...
2
votes
1answer
449 views

Can I use MongoDB with Amazon EC2 small instance?

I want to move my MongoDB from a virtual server to amazon web services. I know MongoDB provides a preconfigured AMI, with three provisioned EBS volumes. But this is only available for m1.large ...
0
votes
1answer
162 views

server load too high on mongodb server

I have a mongo server on ec2 and its storing some collection which is having 12+ millions documents. Their are 7 other instances trying to fetch some documents from the mongo server. Also their are ...
0
votes
1answer
264 views

How good is this MongoDB/EC2 setup? [duplicate]

Hi, I wondered what was a good setup for AWS/MongoDB in terms of machines and the sizes of their disks. Current setup 3 micro machines for the config servers, 1 mongos and arbiters. The 8Gb limit ...
1
vote
1answer
152 views

ec2-consistent-snapshot mongodb - mongod.lock file

I'm trying out ec2-consistent-snapshot with --mongo --freeze-filesystem options. The snapshot itself works great. However, after I restore the volume and try to use it with a new instance, when I ...
0
votes
1answer
134 views

What causes SocketException (9001) handling request in node.js app and MongoDB ReplicaSet?

I have a simple node.js application that makes a single call connection call to my ReplicaSet. Things were actually working fine earlier today and nothing was changed in the application, now my ...
0
votes
3answers
427 views

EC2 servers are slower than local machine

We have been trying to do some performance benchmarking for our webapp written using python that uses mongodb heavily and we have found the following. We tried using 1st Gen Extra Large ec2 servers ...
0
votes
1answer
91 views

EC2 and Mongo, best practices

When hosting web applications with EC2 is it best practice to use a separate EC2 instance for the database (mongo in this case) or is it ok just to keep the web server and database server on the same ...
1
vote
3answers
188 views

Amazon EC2 High-Memory Extra Large Instance [closed]

I am new to Mongodb and EC2. If I use following single MongoDb server : High-Memory Extra Large Instance 17.1 GiB memory, 6.5 ECU (2 virtual cores with 3.25 EC2 Compute Units each), 420 GB of local ...
3
votes
1answer
451 views

Rails/Mongo across multiple different geo-regions

I have a system that by necessity requires physical presence in three or more different locations and I need advice on structuring in such a way that my database stays replicated in a timely manner ...
0
votes
1answer
193 views

How to upgrade a single instance's size without downtime

I'm afraid there may not be a way to do this since we're not load balancing, but I'd like to know if there is any way to upgrade an EC2 EBS backed instance to a larger size without downtime. First of ...
1
vote
1answer
435 views

diagnosing mongodb major faulting and erratic behavior

We have a mongodb instance running on an amazon ec2 large (7.5GB) ubuntu instance (same machine that our node.js server is running from). Traffic has increased a LOT recently and we are starting to ...
5
votes
2answers
631 views

MMS gets hostname from uname and can't connect to it

I'm trying to get 10gen's MongoDB Monitoring Service monitoring my 3-node replica set. The replica set running in an AWS VPC. Each node runs on a different [virtual] machine. Assume their IPs are ...
1
vote
1answer
247 views

Random timeouts between zones in Amazon EC2?

I am having issues with tcp connections between two instances in EC2. I thought at first it was the tools I was using (JRuby on Rails stack + MongoDB) when I saw exceptions such as the following in my ...
4
votes
2answers
176 views

Mongo database replicas on the same machines as load balanced webservers?

We're testing deployment of a web app on Amazon's EC2 which uses MongoDB for the database. Mongo recommends using at least 3 nodes for replication for data integrity. Although this is testing, we'd ...
1
vote
1answer
225 views

MongoDB not replicating properly

I am using mongoDB for my application hosted on 3 amazon instances. I have a got a Primary Node with highest priority (100) and 2 Secondaries with priority 99 and 98. A few days ago I started getting ...
-1
votes
1answer
618 views

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 ...
1
vote
1answer
160 views

EC2+Mongo or Something+SimpleDB

I'm new to the db and cloud world. So I'm writing an app that needs to query a very simple data (open/closed status of some location). I thought of two options: 1) An ec2 micro instance running ...
3
votes
4answers
2k views

mongoDB won't connect remotely

I have installed mongoDB on a redhat virtual machine on EC2. The server is running perfectly locally, I can connect and execute commands, etc. Now, I tried connecting remotely from another virtual ...
0
votes
1answer
57 views

Windows based Mogo database running on EC2 backups

Currently we have a windows 2008 server running a Mongo database hosted on Amazon EC2. Without looking at database replication to another database what can we do to make sure the database is getting ...
0
votes
1answer
170 views

Importing Mongo Collection

Im trying to import a mongo collection onto an EC2 instance, i have used mongoimport -d test -c foo importfile.json This worked fine on my localhost but on my EC2 instance it says mongoimport -d ...
2
votes
1answer
554 views

MongoDB data directory transfer and upgrade

I just transferred my data directory (of Mongo 1.6.5) to a new server and installed Mongo 2.0 on it. I set the data directory path and did sudo server mongod restart. It failed, and the log file ...
3
votes
1answer
258 views

What is the safest way to change MongoDB server structure?

I currently have a MongoDB replica set configured as such: { "_id" : "ahspy_mongo_set", "version" : 13, "members" : [ { "_id" : 0, ...
0
votes
2answers
275 views

MongoDB Replica Set

I'm kinda new to MongoDB. I've setup a single mongo server on an Amazon m2.xlarge EC2 instance. I've setup a RAID10 with 4 EBS volumes for storage. Seems to work great for collecting data. How do I ...
0
votes
1answer
209 views

Approximately, how many writes can a EC2 large dedicated Mongo server handle?

Let's assume that it was only writes. Each "document" inserted is less than 140 characters. How many writes can this database handle?
1
vote
1answer
1k views

Can't install mongodb via 10gen.repo on Amazon 64bit AMI

Following the instructions here: http://www.mongodb.org/display/DOCS/CentOS+and+Fedora+Packages Can't really decipher what I should be doing...broke down and just got the linux binary but I want yum ...