Questions tagged [amazon-ec2]

Amazon Elastic Compute Cloud (EC2) provides self-service, on-demand, pay-for-what-you-use computing infrastructure resources.

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16 views

FTP PASV mode using a broad range of ports

I have an IIS which has some FTP sites hosted which use multiple port numbers for FTP. Some of the client computers connect to this FTP server in a specific port, say one FTP site would be using port ...
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How to connect aws domain to 000webhost hosting

website: sgjeweller.com || domain registrar : amazon-web-services || hosting taken : 000webhost (php) I have added two name server in my Name Server as described by '000webhost' Error: This site ...
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AWS public ip working but beanstalk URL not

I am new to amazon. I created an environment on beanstalk for php. The generated url does not respond. It brings up the error "ip not found". However, when i go the EC2 console and use the public ipv4 ...
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Why does “ip -4 route add 31.1.1.1/32 dev wg0” break EC2 networking with WireGuard

Edit: Whilst explaining, I finally figured out the error in my logic. The test ip I was using to route to, is the same IP I was connecting with. Thus messing up my connection the moment I changed ...
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Can only Putty into EC2 spot machine one time [closed]

I'm creating AWS EC2 spot machine instances in the AWS console based on ami-062f7200baf2fa504 (Linux 64-bit, amzn2-ami-hvm-2.0.20191217.0-x86_64_gp2). I can SSH into the instances once without ...
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28 views

Why Can't I SSH into my new EC2 instance

I've set up an EC2 instance, and don't seem to be able to ssh into it. Searching around and looking for general solutions to this, I've set it up with the following characteristics I have used a ...
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23 views

Connection to EC2 webserver via domain refused [closed]

I recently created an AWS EC2 Linux 2 AMI instance for the purpose of hosting a webpage. I did the following: Launched the instance. Configured its security group so that it allows inbound HTTP and ...
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20 views

Virutal Hosting using XAMPP in AWS EC2 INSTANCE

Trying to host 2 or more domains in a single aws ec2 instance. my configuration is: host: 18.219.39.37 [my domain] httpd.conf: Listen 80 <Directory /> AllowOverride none Require ...
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22 views

Installing clamav on Amazon Linux 2

I have been trying to install clamav on Amazon Linux 2 using the following which works fine on Amazon Linux 1: curl -O http://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm sudo yum ...
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1answer
18 views

Best configuration for frequent short lived EC2 instances, eg a build server

We have a EC2 use case where we want to build our code on EC2, but these builds are infrequent. Given that builds may take around 5-60 minutes and we build something 2-5 times a day, what is the best ...
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95 views

Connect to Elastic Beanstalk's EC2 Instance using SSH?

Background: I'm running Metabase on Elastic Beanstalk, and I followed Metabase Documentation. Now, I want to implement SSL, and I will follow this guide to install Let's Encrypt. So to install Let's ...
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Create an ISO of an AWS EC2 Server

I would like to create an ISO of my AWS EC2 server so that I can use that as a development test environment on my local machine. Is this possible?
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Can an instance profile's condition reference EC2 instance's tags?

I'm trying to setup an instance profile for an EC2 instance that limits its access to a particular path within an S3 bucket, based on the Name tag of that EC2 instance. I've gotten a policy that's ...
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12 views

Domain users login to domain member computers take time [closed]

So, the entire environment is in AWS. I have 2 VPC's A and B - A has AD in it, and B has multiple domain joined servers. The domain joining and other AD connections work across VPC peering. I can ...
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1answer
33 views

AD group policy update throwing error

So, the entire environment is in AWS. I have 2 VPC's A and B - A has AD in it, and B has multiple domain joined servers. The domain joining and other AD connections work across VPC peering. I can ...
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1answer
54 views

connect to alt2.gmail-smtp-in.l.google.com[209.85.202.27]:2060: Connection timed out

I am running in web server on EC2 instance. My domain is registered on google Using Postfix to send mail. Every time i request to send mail this error pop-up: connect to alt2.gmail-smtp-in.l....
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1answer
26 views

How to name or rename an EIP in AWS?

Somehow, at some point, I created 2 EIPs and gave them names (they have names in the EC2 UI). But now I cannot figure out, or find in the docs, how to name EIPs either when creating them or after ...
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1answer
18 views

IIS website opening outside of server, but not internally

I have multiple sites hosted within an IIS server. Let me give you an example like: demo.trial.com and demo.web.com Under both these websites, I have created multiple pages like trial1 under demo....
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36 views

Increase open files limit of systemd service

I have systemd running inside a docker container and I'm trying to set Number of File Descriptors limit for the service. I set the limit on the docker container to 262k, but for some reason the /sbin/...
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20 views

Assign elastic ip to ec2 instance

I have a linux (centos 7) ec2-instance that has been running for a while now. I added a elastic IP to the server but for some reason cannot connect on port 22 https://docs.aws.amazon.com/AWSEC2/...
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103 views

EC2 upload speed drastically drops for a single scp process

I run batch compute jobs on EC2 instances (specifically i3.8xlarge) and upload large (10's GB) binary files to each instance. We have "gigabit" (Century Link) at the office and I typically upload (...
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56 views

How to keep the DocumentRoot avaliable with other websites enabled

I've set a server up on amazon. Amazon Linux AMI. I've set my name server urls to point to the IP, created a new.conf in /etc/httpd/conf.d and added the usual <VirtualHost *:80>... stuff and all ...
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35 views

Best way to migrate Ubuntu 14.04 to 18.04 on EC2

I read online that it can be achieved with sudo do-release-upgrade However I tried that and thought that the amount time spent on it will be more than what I have. Instead I thought about ...
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39 views

AWS EC2 Micro Instance reachability check failed

My AWS EC2 t2.micro instance in ap-south-1b region failed Instance Reachability check. I am using a Ubuntu Server 18.04 LTS (HVM), SSD Volume Type AMI. I am also unable to connect with the instance ...
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17 views

How can I sync external servers to point to an AWS ec2 server running aws time sync chrony

I have setup an EC2 to use the time sync and want to use it as an 'NTP' server. I have setup the security group to allow all traffic in on 80,443, and 123 for now to test the configuration. It's in a ...
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27 views

Website times out sporadically: ERR_TIMED_OUT and can't ssh into instance with nginx and EC2 setup

I am running a django app with nginx as webserver on an EC2 instance. The website gets a decent amount of API calls per minute depending on how many testpipelines I run. My problem is that the website ...
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21 views

How to securely connect two VPC without using Connection Peering

Suppose some services are running on EC2 instances on VPC A and other services are running on on-premise hardware or even other Cloud Computing environments, say Cluster B equipped with the public IP. ...
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2answers
69 views

Amazon Linux AMI or Ubuntu/others in AWS ecosystem? [closed]

I’m going to install a new server and want to understand if there is any advantage in installing the Amazon Linux AMI in comparation to Ubuntu or another distribution. This server will be consuming ...
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1answer
66 views

Ansible Download file from S3 to ec2 instance Error

I'm trying to learn Ansible. I'm working on creating an instance and uploading a file into it, the file i want to put into the ec2 instance is in stored in S3, but it keeps saying that the destination ...
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1answer
143 views

Amazon Linux: yumm install php73 > “No package php73 available”

On an Amazon EC2 Linux server, I've run: sudo su - yum -y update yum install -y php73 I receive the error No package php73 available. I've been able to install httpd, php, & php-mysql okay. ...
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79 views

Cloudfront for TLS Termination?

I was looking for a cheap AWS service that would terminate TLS and also take care of signing an Amazon certificate for an internal application. I found that I can use Cloudfront with a custom origin ...
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1answer
37 views

Boto3: How can I set Security Group Ids to default?

I am trying to set security group ids while creating an EC2 instance. If I have a specific security group Id list, I can do this: <!-- language: python --> boto3.resource(...
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1answer
2k views

Do CPU credits exist for c5d.large instances? And if not, why not?

I've been paranoid that the websocket feed I was listening to on a t3.micro instance was being inhibited by cpu steal time from other instances under the same hypervisor. So I switched over to a c5d....
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58 views

Amazon ec2 or Google cloud separate billing

I gave got a software which is installed on multiple ubuntu/ec2 machines. I need the same setup for multiple clients. Each client should only be given option to pay the bill, scale the ec2 ...
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25 views

Disk with no primary partition mounted on disk-name itself

I have a ec2-machine setup with an EBS attached of size 200 GB. I obtain the following with the commands I perfomed Screnshot for the lsblk and df -hT commands As I could figure out from these, there ...
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2answers
29 views

Connect local subnet bidirectionally to a VPS server using plain OpenVPN

Let's say we have a local subnet 192.168.1.0/24 that needs to be connected bidirectionnaly to a machine on any VPS (Amazon EC2, Linode, Vultr, etc...) through the 10.8.0.0/24 subnet created using ...
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28 views

Database Connection in AWS Window Web Server to AWS window database server is too Slow

I have two windows server in AWS, One Web Server (hosted in a ASP.NET Core web application) second one is Windows server with SQL Server (stranded version). I have problem in connection application ...
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1answer
42 views

Error connecting SMTP Port 25 through Linux/Ubuntu EC2

I have setup an EC2 Linux instance. and trying to setup a mailserver on it, But as i am trying to send a test mail via SMTP port:25 , it gives me Timeout error. I have opened the SMTP port on ...
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91 views

How to identify CPU(s) on Linux EC2 instance?

I'm running a Linux c5d.9xlarge instance and wondering what CPU it's using. Amazon's Instance Types webpage states: C5 and C5d 12xlarge, 24xlarge, and metal instances have the following specs: ...
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1answer
645 views

Can't ping EC2 instance after enabling ICMP packets [closed]

I followed this guide to allow me to ping my EC2 instance. In my security group I have Custom ICMP Rule - IPv4, Echo Reply, N/A, Anywhere. However it simply doesn't work. If i run ping ec2-X-X-X-X.ap-...
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15 views

How to connect to 4 websockets, 1 of them through my own proxy?

I have an EC2 instance. I need to receive data from 4 separate websockets located in different regions around the world. Three of the websockets are working fine, but one of the websockets is being ...
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24 views

Mounting to existing point in Linux EC2

In my RHEL Linux EC2 i have 256 GB of volume attached. $df -h /dev/mapper/rootvg-rvg_usr 8.0G 5.7G 2.3G 72% /usr /dev/mapper/rootvg-rvg_usr 4.0 3.0G 1020M 72% /var Now i ...
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1answer
65 views

DKIM set on AWS EC2 but mail header says none in Outlook

I'm configuring an AWS EC2 instance with Postfix, and have set it up with Route53 including reverse DNS. I've tested that I can send emails, and Outlook receives them fine, but Gmail does not. I ...
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1answer
60 views

Migrating from EC2 to Proxmox VM

So I am currently running 3 servers on EC2 with total of 3 cores. And 4 GB for the main server and 1 gb each for the dns servers. The bill doesn't make any sense to me paying 70 ish $ a month. I ...
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13 views

Oauth2 issue in Spring Boot behind Nginx

I am deploying Spring Boot application behind a Nginx proxy server. Whenever I try to authenticate a user using this endpoint /oauth/token I don't get any response. This is my application.properties ...
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1answer
33 views

Using auth0 on AWS EC2 in a Shiny app using RStudio

I am trying to use auth0 on AWS EC2 (Ubuntu) using RStudio using the R package - auth0. To make the Shiny app publicly accessible, I have the port 8100 (this is where the app is hosted) open to the ...
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1answer
60 views

How to track origin of a ghost process in ubuntu that is causing postgres to take 100% of CPU usage in Amazon EC2 container?

I am running PostgreSQL 10.10 (Ubuntu 10.10-0ubuntu0.18.04.1) on an AWS EC2 micro instance. Previously, I had allowed remote connections to postgres db from anywhere. After some days, I am seeing an ...
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51 views

aws blockchain template received failure signal with uniqueid +failed to create ec2 instance for dev

I am learning about How to Deploy Hyperledger Fabric on AWS with Blockchain Templates. from this tutorial https://medium.com/faun/how-to-deploy-hyperledger-fabric-on-aws-with-blockchain-templates-...
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1answer
54 views

EC2 dedicated instance - does it support t3a family

I was able to create a dedicated t3a instance in EC2 console. But I have not found any mention of t3a here, only t3 https://aws.amazon.com/ec2/pricing/dedicated-instances/ Does t3a support ...
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1answer
39 views

Backing up an SQL backup file from EC2 to Glacier

I have an EC2 server running Sendy (bulk mailing) and I wanted to take backups of the SQL db. Currently, I can download the backup.sql file manually via Virtualmin but I wanted to automate this. I've ...

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