amazon-ec2

creating EBS volumn from and attaching to the same instance ?

Is it possible to create a EBS volume from and attach it to the same instance? will boto be of some help? ...

OpenStreetMap and Hadoop

Hi, I need some ideas for a weekend project about Hadoop and OpenStreetMap. I have access to AWS EC2 instance with OpenStreetMap snapshot in my EBS volume. The OpenStreetMap data is in a PostgreSQL database. What kind of MapReduce function can be run on the OpenStreetMap data, assuming I can export them into xml format, and then place...

How to SSH to Amazon EC2 redhat instance without using keypair?

I have an app I'd like to use that requires an SSH connection to the server. Unfortunately there are no settings to use my keypair - only un/pw authentication. Does anyone know a workaround? I've already tried editing ssh_config, setting PasswordAuthentication yes and reloading. Thanks for any tips! ...

amazon ec2 gmail smtp

Hi, I'm trying to send a mail using google apps smtp. public boolean sendMail(String email, String subject, String body, Integer port) { boolean sent = false; try { String host = "smtp.gmail.com"; String from = "[email protected]"; String pass = "password"; Properties props = System.getPropert...

Safety of Amazon Community AMIs

Hi, I am working for a scientific project and would like to use the Amazon EC2 to host the same. Now, I was going through the existing AMIs to create my own, but I found one AMI in the community list of AMIs - which fits perfectly. My question is the following - are the community AMIs safe? Is it possible for a malicious user to creat...

Running your own GAE server

The question http://stackoverflow.com/questions/2505265/how-difficult-is-it-to-migrate-away-from-google-app-engine triggered me to think about this issue again. I have read of someone running, production-wise, Google app engine development version on their own server. My questions are: Are there any security issues running GAE develo...

How to setup matlabpool for multiple processors?

I just setup a Extra Large Heavy Computation EC2 instance to throw it at my Genetic Algorithms problem, hoping to speed up things. This instance has 8 Intel Xeon processors (around 2.4Ghz each) and 7 Gigs of RAM. On my machine I have an Intel Core Duo, and matlab is able to work with my two cores just fine by runinng: matlabpool open ...

How fast are EC/2 nodes between each other?

Hi, I am looking to setup Amazon EC/2 nodes on rails with Riak. I am looking to be able to sync the riak DBs and if the cluster gets a query, to be able to tell where the data lies and retrieve it quickly. In your opinion(s), is EC/2 fast enough between nodes to query a Riak DB, return the results, and get them back to the client in a ...

If I have a Riak DB, should it store to Amazon S3 or to the EC/2 instance?

I am setting up an Amazon EC/2 instance, and am putting Riak on it. I am wondering if I should store the data locally (and not ever delete the instance), or set up Riak to store to S3 and bring up/take down instances as I need? ...

What is the best instance type to use for hosting a website on ec2?

Amazon offers two instance types on EC2: 1) On-Demand and 2) Reserved. After reading the docs on these, I don't really understand the difference from an end-user perspective. More specifically, I'd like to know the answer to this question: is one or the other better for web applications? Based on their names and descriptions, it seems...

Openstreetmap Amazon EBS

Hi, Has anybody had any luck using Openstreetmap Amazon EBS ? I just could not start Postgres, having created it using pg_createcluster --locale=en_US -d /openstreetmap/data/ 8.3 osm and then running it pg_ctlcluster 8.3 osm start Error: Error: The server must be started under the locale : which does not exist any more. Runnin...

Do you get charged for a 'stopped' instance on EC2?

Hi all Bit confused here, I have an on-demand instance but do I get charged even when I stop the instance? Thanks Kev ...

EC2 AMI for CentOS 5.x 64-bit

Which AMI would you suggest for CentOS 5.x 64-bit? There is quite a large list but I am clueless as to how to make my decision based on the list here: http://developer.amazonwebservices.com/connect/kbcategory.jspa?categoryID=208&resultOffset=0&sortField=107&sortOrder=0&filterEntryTypeID=-1 (I tried 'Rating' but that's...

Autoscaling mysql on ec2

Hi I need autoscaling of mysql-slave on ec2 can anybody guide me how to do that and how to transfer the load on newly added instance ...

Sun Java Realtime System on VirtualMachine / cloud

Just wondering if anybody can run/compile application for Sun Java Realtime system JRE on a VM such as VMWare or on the Cloud such as on Amazon EC2 ? I know it is not ideal running Realtime java on a virtualized infrastructure, but it makes things easier. (Otherwise I just have to install SLES SP2 on physical hardware.) ...

ec2_bundle_vol fails with error LoadError

Hi, I am a newbie in amazon ec2 setup. I have now setup a machine to my taste - and I now want to bundle it. I am running the following command from the launched instance - root@domU-21-34-67-26-ED-Z4:~# ec2-bundle-vol -r i386 -d /mnt \ -p ACT-VOL -u 8940-1355-4155 -k /tmp/pk-key.pem \ ...

Which filesystems usable on EC2 enable transparent encryption?

From what I've found so far, OpenSolaris + ZFS should work, but is there anything like that for Linux if possible? ...

ASP.Net State Server on EC2 not connection

I am trying to set up an Asp.Net State Server on Amazon EC2. The single web server using this State Server is also on EC2. I've done the following things. I've added the IIS role on the State Server. I changed the value in the registry to allow connections for the service and started the aspstate service. I verified it is listening on ...

Windows services on EC2?

Can you install and run your own windows services on ec2? Does it have MSMQ? ...

DB2 Transaction log is full. How to flush / clear it?

Hi, I’m working on a experiment regarding to a course I’m taking about tuning DB2. I’m using the EC2 from Amazon (aws) to conduct the experiment. My problem is, however, that I have to test a non-compression against row-compression in DB2 and to do that I’ve created a bsh file that run those experiments. But when I reach to my compressi...