Questions tagged [amazon-web-services]

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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13 views

What tool to use for bulk load csv files from S3 bucket to Aurora?

We are building this ETL process load data from S3 to an existing table in Aurora Database. Postgres is the backend for Aurora. Based on my research, three AWS services can potentially used for this. ...
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How to change hot_standby_feedback parameter for an existing database replica in RDS

I have a primary database instance and its read replica, both running on Amazon RDS for PostgreSQL. Recently the replica started to get a lot of canceling statement due to conflict with recovery ...
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2answers
47 views

What is a correct IP4 CIDR for AWS?

I am trying to create some new subnets and cannot get AWS to accept a CIDR IP4. I receive the message: Must be valid IPv4 CIDR. Nothing I try is accepted. What is a valid IP4 for this purpose, and why?...
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After Creating AMI from running source instance, can't connect to that source instance and website is down

While I am trying to transfer AWS EC2 instance from one account to another account, I have created AMI from the source running instance. After creating instance don't know what happened, the source ...
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1answer
26 views

Database copy on Datacenter

We have an application running on AWS Cloud. We have a local datacenter in Switzerland. We want to maintain a copy of the full application with database(Mysql RDS instance) deployed on AWS, on our ...
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AWS Lambda in CloudWatch rule still firing after everything deleted

I had a couple Lambda functions which called a public URL for calendar backups and things like that, and stored the resulting data in S3. And CloudWatch event rules to run them every day. I went to an ...
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1answer
27 views

What naming conventions should be used in cloud services (e.g. AWS)? [closed]

I have been using AWS lightly for the past few years, such as email forwarding, file storage, machine learning. It is unsettling to have the flexibility to name policies, users, resources literally ...
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1answer
54 views

http working but https being timed out on nginx server

I'm running an nginx server. For some reason https://abhaysrivastav.net is timing out. http://abhaysrivastav.net is redirecting to https as per the configured rule. Also for https requests i'm not ...
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1answer
30 views

AWS or Google LoadBalancer for my WebSite Webservers [closed]

Can I implement Application LoadBalancing for my web servers using AWS or google cloud. The servers are my own, not part of AWS or google cloud. The flow will be like https: //www.ABC.com --> https:...
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1answer
24 views

What VPN configuration do I need to connect an AWS VPC to a VPN using strongSWAN?

I need to connect the system I'm helping develop that's deployed on AWS to another system through a VPN. Looking at the remote system VPN configuration I saw that it is based on a linux machine ...
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3answers
464 views

AWS ubuntu image has no swap with kernel 5.x

Just built a new AMI recently, based on the latest 18.04. Did also an apt upgrade when provisioning it, in order to have the latest packages as well. Problem is that this new AMI has no swapfile in it,...
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45 views

Permission denied (publickey) after chmod server hom dir

I can't ssh to my server on AWS ec2 after I made chmod to home directory of the server(I can't remember exact command I made to the home directory). When I tried to ssh to my server, I got message ...
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37 views

AWS Client VPN SSO SAML Linux client

I'm trying to configure AWS Client VPN with AWS SSO to provide a VPN Server and clients to an organization, however I've found that when you use SSO with AWS Client VPN you have to use one of the ...
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AWS EC2 instances come with landscape installed - considering removing it

We are starting multiple EC2 instances with ubuntu on AWS. After a first security review, we found landscape is installed by default on the AMI we are using. Well landscape is a for-pay service from ...
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21 views

Auth.log full of did not receive identification string from xx.xx.xx.xx

My sshd server is running on an AWS EC2 instance and you have configured it behind an Elastic Load Balancer with a health check on the SSH port, I am seeing the below message in auth.log each time the ...
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11 views

aws pipeline different artifacts in staging and production

I have setup a simple aws code pipeline and code build for a simple application in staging and production (different AWS accounts) The deploy finishes in staging but fails in production. it produces ...
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14 views

Setting CentOS 7 MTU in AWS

Using the official CentOS 7 Marketplace AMI on an EC2 Instance, the network adapter appears to default to using Jumbo Frames: ip link show 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue ...
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40 views

EC2 Instance not allowing me to ssh

I had a running EC2 Instance and it was working fine, then all of a sudden I couldn't ssh into it. I went into aws console, and couldn't ssh in with the connect button. I ran this https://docs.aws....
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1answer
33 views

aws - can I configure ip allow rules for a specific endpoint

My Config is a single EC2 instance. I'm new to aws and inherited this architecture. We want to create an endpoint that will be accessible only from the office (specific IP). What is the best way to ...
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34 views

POST request with content type multipart/form-data with adding extra header at the AWS API GATEWAY

I have an AWS api gateway and i want to send a post request or any other request if possible when content type is multipart/form-data, the problem is that i want to add a conditional extra header at ...
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1answer
31 views

Basic Understanding of Cloud Hosting (e.g. AWS EC2)

,Hi everybody. At the moment I am looking for a good way to host my MERN Stack application and found that Cloud Hosting via AWS would be a great solution. Before proceeding I wanted to clarify some ...
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14 views

AWS Workstations for temporary users [closed]

I would like to setup an array of about 100 workstations with the following requirements: Workstations will run Windows Workstations will be easily deployed from an images Workstations will have no ...
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21 views

301 redirect loop for simple S3 \ Cloudfront \ SSL setup [closed]

I'm trying to set up a static webpage in S3 and give it SSL/HTTPS capability via cloudfront. Trying to make it work for example.com and www.example.com. Browser will redirect to example.com properly, ...
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1answer
107 views

How to Block X forwarded-for IP in nginx

My website is running behind aws Load Balancer. Now if i try to deny any IP to access my website by using "deny 59.92.130.106" under location / nothing happened. That IP still getting 200 ...
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19 views

How do I poll for when the ssm agent is started and session manager can connect for newly created instances?

I use SSM to connection to windows ec2 instances with the cli: aws ssm start-session --target <id> It takes the ssm service on a windows instance a few mins to start sometimes I can check when ...
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3answers
59 views

Best way to create temporary windows ec2 instances with pre installed apps?

I use windows ec2 instances and I need 2-3 tools which I need to install. I ocassionally need 20-40gb hard disk for processing and I always know what HDD size I want before lauching the instance and I ...
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1answer
38 views

MySQL: normal CPU Utilization but I'm running out of memory. Should I get worried?

I'm running a heavy python script in a EC2 instance. This script is inserting tables (financial reports) to a MySQL server. There are lots of tables, the total amount is 240.000 tables. I started the ...
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1answer
67 views

Received 0 SUCCESS signal(s) out of 1. Unable to satisfy 100% MinSuccessfulInstancesPercent requirement

I am running this template in cloud formation to create auto scaling in ubuntu-18.04 machine and it will rollback the all instances automatically that is created by this template and giving such error ...
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1answer
177 views

AWS - Unable to access console - Not receiving MFA SMS codes

I am receiving SMS messages from other senders. However, I am not receiving any SMS codes when I try to login to the AWS console and it indicates that it is sending them to me. There is no AWS support ...
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4answers
4k views

Why do cloud compute instances spin up VMs and not containers?

In AWS for example, when I spin up a new EC2 instance, it loads up a new VM, then populate the VM with a container image. This is the reason why spinning up new EC2 instances take 60-90 seconds to ...
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1answer
124 views

Installation OpenLiteSpeed Web Server on Amazon Linux (RHEL)

I'm just trying to install OLS on my Amazon Linux 2 instance, but i received errors at first and all last steps. Here is the explaination about: When i added recommended by guide repository, i ...
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1answer
109 views

Can't access Nginx webserver after configuring SSL (Certbot, LetsEncrypt)

I'm brand new to AWS and web servers, using nginx for this project & MERN stack for the code. Anyways I got my website up and running using this tutorial, and used this tutorial (uses letsencrypt ...
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2answers
39 views

AWS billing for EC2 instance bandwidth

I have two AWS accounts. In the first Account, I have data in S3. And I have an application running on Ec2 instance in 2nd Account. Both are in the same region I have mounted the s3 of the first ...
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27 views

Elastic Beanstalk Puma NGINX - Ruby on Rails Load Issues

I have an Elastic Beanstalk instance running Ruby on Rails using Puma with Ruby 2.6 running on 64bit Amazon Linux/2.11.7, the instance is scaled to a c5.2xlarge and a database of db.m5.large. The ...
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1answer
60 views

On and off requests take very long on my system

EDITED: I have and issue in my AWS system. Every few requests takes almost exactly 130 seconds to answer. When I say a few I mean 5 to 25 or so. Normally if you cancel the slow request and send again ...
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7 views

How to change the security group of Amazon EKS worker nodes?

I want to add a security group to the worker nodes of Amazon EKS. It seems that I can change "Additional security group" to add the security group to the worker nodes. But I cannot find any ...
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1answer
40 views

AWS - Can I use EC2 free tier instance to make use of SES free tier?

Amazon SES Free tier has 62000 free emails per month. I wonder if I create a free tier ec2 instance and use SES on that and be eligible for 62000 free emails per month? I would want to make the EC2 ...
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0answers
29 views

Apache - (104)Connection reset by peer: [client x.x.x.x:4712] AH03308: ap_proxy_transfer_between_connections: error on sock - ap_get_brigade

I have a django app deployed to elastic beanstalk: http://django-env.eba-bcvm9cxz.us-west-2.elasticbeanstalk.com/chart/ I'm following this tutorial: https://medium.com/@elspanishgeek/how-to-deploy-...
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1answer
44 views

Do I need an internal Load Balancer for my ECS Services?

I have an ECS cluster with 3 services(FARGATE), the 3 services are in private subnets. 1 is the web app that is publicly accessible through an Internet-facing Load Balancer and the 2 others are only ...
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1answer
42 views

My AWS VPN setup results in no traffic working when connecting

I crossposted this to stackoverflow here https://stackoverflow.com/questions/62585272/my-aws-vpn-setup-results-in-no-traffic-working-when-connecting in the hope of finding a solution... Apologies. I ...
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1answer
29 views

80, 8080, 443 port is closed in aws even though allowed and enabled in security policy

I am a newbie to AWS and have created one instance, in which I am trying to set up my subdomain. below are my OS details No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18....
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1answer
668 views

Is it possible to communicate to an ALB through an internal endpoint?

Setup We have an ECS cluster with 2 services (called portal-ECS-service and graph-ECS-service). Each have an ALB (portal-ALB and graph-ALB respectively). The setup is this: End user <-> portal-...
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1answer
38 views

AWS Network Load Balancer for Fargate tasks with end to end encryption

We currently have a AWS Fargate service running Nginx behind a AWS Application Load Balancer. In front of this, we also use Cloudflare (hence having Cloudflare origin certificate in ACM). Since the ...
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1answer
27 views

Automate EC2 and RDS mysql service to reset mysql db

I have a CRM application (java + Gradle) in Running in AWS Ec2, backend with RDS Mysql database. This is a test app/Environment. Scenario : CRM app should be stopped. Reset RDS MYSQL database weekly ...
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2answers
38 views

How to find the files on my AWS linux instance that are filling it up? [duplicate]

I have a free tier linux instance on AWS running a bitnami ubuntu parse dashboard that is the backend for an iOS app and website. When I log on to my instance it says that I am using 100% of the 9....
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1answer
26 views

AWS: VPN between VPC and an external resource with IKEv2 and ESP

I need to set up a VPN tunnel between the VPC in AWS and an external server with content that I want to access securely. The idea is to use the Site-to-site VPN Connection with Virtual Private Gateway ...
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0answers
16 views

AWS sample template vpc+multiple subnets not working

I'm deploying an apparently simple CloudFormation template from AWS samples: https://s3-ap-northeast-1.amazonaws.com/cloudformation-templates-ap-northeast-1/vpc_multiple_subnets.template As stated, it ...
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1answer
14 views

NACL for VPC, used for web app best practices, allow all the traffic or not?

I have a VPC with public and privet subnets. A load balancer serves instances with web servers in private subnets. I have security groups in place to allow only HTTP traffic for the balancer and only ...
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1answer
17 views

Push log files to AWS Cloudwatch

I have a log file (example: apilog.txt) inside my docker container running in an EC2 instance. I need to push the content in that file to AWS Cloudwatch log groups. How can I achieve this task . ...
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2answers
48 views

Can no down time deploys be accomplished on AWS ECS with rolling update when tasks use up all the container's resources?

Currently I have a ECS cluster running a service that is running a single task per container instance, each task takes nearly all the container instance´s resources. I'm wondering if there´s some way, ...

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