Amazon Web Services (AWS) delivers a set of services that together form a reliable, scalable, and inexpensive computing platform "in the cloud". If you have a question about a specific web service, consider asking on its tag, e.g., amazon-ec2.

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1answer
23 views

Terminate default EC2 t1.micro instance

I am new with AWS EC2. I see that after following the Setting Up Guide I have a running default instance t1.micro without key-pair associated. I have launched a new t2.micro instance with a key-pair ...
1
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2answers
992 views

When to increase AWS RDS MySQL Server instance to larger CPU/RAM?

I'm wondering at what stage do I need to increase the image for the RDS MySQL server to a larger CPU/RAM instance. The CPU utilization graph is near 0. The Avg Free Memory is around 150MB. The Avg ...
1
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2answers
103 views

AWS EC2 timeout connecting via SSH

I've just started using Amazon's free trial, and followed the "Launch an Amazon EC2 Instance" guide to set up the t2.micro instance, but I'm having trouble connecting to it over SSH. I've set up the ...
0
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1answer
50 views

Sending mail from AWS

I was hosting my domain on another server and also using the email of a 3rd party service. I just moved my domain to AWS and it works well now (DNS propogation etc.) I also changed the MX Records ...
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1answer
31 views

Cannot access AWS instance out of country

I set up an AWS EC2 instance before heading to Germany, which worked just fine. Now that I have arrived, I can't seem to access it. NMAP says that 80/tcp is filtered. Is this Germany blocking me or ...
1
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1answer
48 views

AWS RDS Nightly Staging Database

I am trying to determine if it is possible to configure the RDS service in AWS to do the following, but have not had much luck with my Google searches. When it does its instance backup, have it ...
4
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1answer
35 views

Create an IAM Policy that allows everything except IAM except PassRole

I'm attempting to modify an IAM Policy so that users can associate an IAM Role with EC2 instances that allows Read Only rights to our S3 buckets. Our teams do quite a bit of R&D with AWS, and so ...
0
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2answers
1k views

Chef-solo cannot locate an nginx recipe template

I have been recently experimenting with Chef. I thought I would attempt to rebuild my personal web server using chef-solo. It's an AWS instance running the Amazon 64bit Linux AMI. My first ...
0
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1answer
42 views

EC2 Failing Load Balancer Health Check

One of my projects is an internal web app which we are putting behind a load balancer. As of now there is only one ec2 (will be more in production) and the load balancer is not able to reach the ...
1
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1answer
87 views

AWS EB Change db name via DBInstanceIdentifier

I'm using ElasticBeanstalk for many apps and many environments (not that many but just making a point here). I'd like to have my databases (RDS instances) have human-readable names. When I change a ...
1
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2answers
41 views

EC2 linux any and all upstart jobs returning “unrecognised service”

Having a nightmare migrating some upstart jobs from Ubuntu to EC2 Linux (ElasticBeanstalk) I am unable to get even the most basic task to work. I am using the script below which works perfectly on ...
0
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1answer
923 views

VPN Between Checkpoint R75.20 and AWS VPC

I have been trying for a long time now to configure a site-to-site VPN connection between Amazon and a Checkpoint R75.20 (previously i tried with Azure) unsuccessfully. I have tried everything and ...
0
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2answers
818 views

Server overloaded with log messages: “tty_release_dev: pts0: read/write wait queue active!”

In the logs, I have this (extract from the full kernel messages logges at 06:01:14): Apr 21 06:01:14 ip-10-49-109-107 kernel: [233185.863038] BUG: unable to handle kernel NULL pointer dereference at ...
1
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1answer
48 views

Difficulty Connecting To AWS EC2-VPC From Public Wifi

I've got an EC2 instance running on an AWS VPC (free tier), on top of which I'm running a website. I'm also using an RDS MySQL DB Instance for my database needs, and have set up security groups to ...
0
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3answers
46 views

aws ec2 security group and centos ip tables

I try to change the SSH port from 22 to another port (218). In AWS EC2, I shall add the rules in security group or in IP Tables? Is there any guideline/references recommended for EC2 Security ...
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0answers
13 views

VM Requirements for project [duplicate]

I am planning to do a project-part of which-will post digital media content to social networks via OAuth on behalf of users. Since I don't get great speeds in the region where I live, I'm thinking of ...
0
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1answer
52 views

How do I link a security group to my AWS RDS instance

I have a postgres db setup on RDS. It is running great. However, I want to link this to a set of autoscaled EC2 instances sitting behind an ELB that all reside in a single EC2 security group. I've ...
0
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1answer
44 views

AWS RDS Postgres Upgrade without losing data

I currently have a Postgresql v9.3.3 running on AWS RDS. I've learned that if I upgrade Postgres to 9.3.5 that I can create read replicas. However, I am afraid of losing data. Can I just select ...
1
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1answer
40 views

Instance created from shared snapshot gives Server refused our key error

I have created an instance from a shared snapshot from other aws account,following steps were done by me, 1.Share snapshot from other account. 2.copy it to my account. 3.create a volume from it ...
1
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2answers
50 views

Pointing AWS EC2 elastic IP to instance in VPC

I've had an Elastic IP pointing to a classic EC2 instance for several years. I've now stared a new instance - inside a VPC - and want to use that instance for my website. Therefore I want to point my ...
0
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2answers
517 views

EC2 elastic IP not resolving to private IP on debian instance

I've read on many sites that the answer to attaching multiple public IP addresses to an EC2 instance (for SSL, redirection, whatever purposes) is to create multiple private IP addresses, attach ...
0
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1answer
31 views

fetch autoscaling group name in AWS

Folks, I am writing a script that will export the tags for a running instance as environment variables. Problem with autoscaling groups, is that these tags are not available to the instance. How ...
1
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1answer
98 views

My nginx main file within /usr/share/nginx/main on aws is 5.2GB in size

I am deleting all cache files and unused files since my AWS instance reaches 100% capacity nowadays. My setup is Nginx serving though php5-fpm with opcode cache. I have enabled access_log main in the ...
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1answer
30 views

AWS Multiple Elastic IPs to one instance

I need some guide to lead me to setup multiple (6) ips for 6 websites (1 ip - 1 website) on one instance. or what to look for I have found this http://www.ec2instances.info/ If it is true I need t2 ...
1
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0answers
33 views

Connecting to a PostgresSQL Database Instance on Amazon Web Services

I've been trying to use the instructions found on amazon to set up my PostgreSQL database instance and connected it to PG Commander. After getting an initial connection error I checked to see if ...
0
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1answer
28 views

Hard-copy (printed) MFA tokens for AWS

Is it possible to have hard-copy (i.e. printed out on paper) MFA tokens for AWS? For Google's MFA, you can print out around 10 numbers to use in a disaster-type situation (say you are using an MFA ...
0
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1answer
48 views

Unable to connect the Ubuntu EC2 instance to VPC LAN on AWS using secondary NIC adapter?

Infrastructure setup: VPC is created with 192.168.254.0/24 netwok Private subnet within VPC (Virtual Private Cloud) is created with 192.168.254.0/25 network Public subnet within the VPC is created ...
4
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2answers
3k views

Setting Up ELB with SSL - What is Backend Authentication?

I started setting up Amazon's Elastic Load Balancing Service for my server pool and I need to setup HTTPS/SSL. I have all my SSL Certificates setup, but then I come to the step for backend ...
0
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1answer
42 views

Rebooting AWS EC2 instance not coming back online

About 40 minutes ago, I restarted my AWS EC2 instance using the admin panel. A moment later, the instance state was "running" again, and the status checks continued to pass. After about 20 minutes, ...
0
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2answers
1k views

ssh timeout issue connecting to an EC2 instance on OS X

I am new to AWS and not a networking expert but curious to know more about it. I created a VPC with a public subnet only. Then i created an EC2 instance using an Ubuntu 14.04 64-bit pv AMI image ...
0
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0answers
16 views

AWS IAM Roles restricted list

Is there any way to restrict what IAM profiles are listed when launching an EC2 instance using the dashboard in AWS? I can specify what roles can be assigned using this IAM role block { ...
0
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1answer
32 views

CloudFormation Script - Referencing earlier created Security Group

I have a CloudFormation script which is working fine except I need to be able to add my EC2 security group to an RDS security group so that the EC2 instance can access the MySQL database on the RDS ...
0
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1answer
32 views

Pricing of Key Pairs and Security Groups on AWS?

My free AWS account expired. I deleted all S3 and EC2 resources, but am wandering if I can leave the Key Pairs and Security Groups without having to pay for them. (My account resources look like this ...
0
votes
1answer
22 views

Redirect warning when running s3cmd sync

When running s3cmd I get a redirect warning as follows: WARNING: Redirected to: xyz.s3-eu-west-1.amazonaws.com The script that produces the warning is this: s3cmd sync /var/backups/db/ ...
1
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2answers
91 views

AWS EC2 Auto Scaling Groups, RDS, Route 53 and Constantly changing IP addresses

I setup an auto scaling group on EC2 along with an RDS Postgres instance. I am not using ELB. Maybe I should be... The challenge is that every time a new EC2 instance is created it assigns a unique ...
0
votes
1answer
50 views

No permissions for files in Amazon s3 for admin

We transferred files from one bucket to another bucket on a separate account with --acl-public as follows: s3cmd cp -v --recursive --acl-public s3://source-geo/webroot s3://dest-geo/webroot/ Now we ...
0
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1answer
34 views

OpsWorks nginx namespace conflict

I want to deploy one of my cookbooks, nginx-passenger, to opsworks. I've tested the cookbooks locally already using testkitchen and all the recipes and tests passed successfully. However, when using ...
0
votes
1answer
36 views

Signed ssl certificate not working on EBS AWS for Java Spring webapp

I am looking for help getting HTTPS working on my AWS EBS wepapp. I have loaded the cert into AWS however I still cannot connect to my site via HTTPS. My application uses Spring 4.1 and Spring ...
0
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0answers
65 views

Amazon VPC NAT performance problems

I have a set of servers inside an Amazon VPC, whose job is to get image files from S3 and process them. The S3 downloads would frequently stall, sometimes for over 2 minutes, but all would eventually ...
0
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1answer
2k views

EC2 instance always ask me to enter passphrase for the pem during connection

The pem file is generated by AWS console I was able to connect using the EC2 remote web interface, using the same pem file The permission of pem is 600 already Error.. ssh -i ~/test.pem -v ...
1
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2answers
39 views

AWS Create Image Volume Type

When creating an image (EC2 --> Actions --> Image --> Create) there is a Volume Type input with options for Magnetic, General Purpose or Provisioned IOPS. I'm not sure why it's necessary to ask this ...
0
votes
1answer
71 views

How can two AWS VPCs using the same Customer Gateway for a VPN connection

If there are two vendors with seperate VPCs connecting to a single customer gateway for a VPN connection, what are possible configuration options to allow this? As it stands it seems that AWS only ...
0
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0answers
33 views

How can I see my IOPS burst credits?

I've been reading some EBS docs and they are talking about "I/O credit balance" How can I view my current (or historical) credit balance? Each volume receives an initial I/O credit balance of ...
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votes
1answer
32 views

AWS Server - holds 4 sites after DNS change 1 sites A record does not change

I have an amazon AWS server running Ubuntu. It currently holds 4 websites, and I changed the DNS for these sites at 08:00 this morning. It is now 15:30 in the afternoon, I set the TTL down to 60 ...
2
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0answers
38 views

AWS EC2 Linux instance shutdown automatically

I have created an AMI EC2 Linux instance but since last few days I am facing issue with this instance. It automatically shutdown and never come up again automatically. I have to start the instance ...
1
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1answer
43 views

AWS - EC2 unable to detect EBS drives

after an unexpected restart on a windows server 2021 r2 server, the server is unable to detect the EBS drives. i have attached about 4 drives but they are invisible/not detected in device manager/disk ...
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1answer
86 views

Why the time taken to fetch results of a query for 10,000 times from a RDS is so uneven? (experiment)

tl;dr : Why the time taken to fetch results of a SELECT statement for 10,000 times from a RDS when requested from an EC2 is so uneven? Updated the question with results of small and medium RDS ...
1
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2answers
56 views

Allow access to RDS instance from EC2 instance on same VPC

I am having trouble gaining access to a MySQL RDS instance. I am trying to connect to the RDS instance from an EC2 instance. Both the RDS instance and the EC2 instance are contained within the same ...
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votes
1answer
68 views

Anti DDOS on AWS [closed]

I have a big site on ec2, many images on s3, cloudfronter. I know about load balancer by Amazon. I know many ddos tools, so the question is, how to protect ec2, cloudfronter+s3 from ddos? Thanks.
1
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1answer
64 views

How to point AWS EC2 to Domain name server [closed]

I have amazon free tier ec2 account. Have deployed my java EE application into apache tomcat installed in AWS. I have created new elastic IP and associated with the public DNS of the AWS. Now I can ...