Questions tagged [aws-ec2]

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Spread IPsec decryption over multiple CPUs

All IPsec traffic being decrypted is processed on a single CPU, despite having multiple IPsec tunnels (SAs.) How can I get the load shared across multiple CPUs? I'm running Strongswan IPsec on Ubuntu ...
Jeff Learman's user avatar
2 votes
1 answer
206 views

How Do I Use The <VirtualHost> Directive To Host Multiple Sites Using An EC2 Instance, ELB, And CloudFront?

I've been really struggling with this for the past few days, and I'm at a lost. Here's what's going on. I have an EC2 instance (Amazon Linux 2023) behind an ELB and a CloudFront distribution that I ...
wholelottabob's user avatar
2 votes
0 answers
90 views

Unable to connect to AWS EC2 instance public IPv4 using http tcp/80

Referring to an instructional book, I am setting up an EC2 instance on AWS using an IAM role. However, when I try to access the URL using the EC2 instance's public IP address, I am unable to establish ...
Scatt's user avatar
  • 21
2 votes
1 answer
2k views

Copying files to/from EC2 instance using SSM alone (no SSH or S3 bucket)

I'm trying to setup a ready-to-run terraform template for some performance testing. It creates two EC2 instances in the same cluster placement group and preinstalls a bunch of tools. I don't know the ...
eof's user avatar
  • 141
1 vote
0 answers
30 views

Cant login to AWS EC2 instance with IGW/VPC

Used this q's 2nd answer checklist Hello, I am trying to login to an AWS Linux EC2 instance without much success. I am doing this via cloudshell/android phablet. The VPC has an IGW and a seeming ...
ArrowInTree's user avatar
1 vote
1 answer
236 views

How do I create an Elastic Beanstalk example?

I have tried to create and deploy on Elastic Beanstalk. It never works. I have spent over 14 hours trying to get EB to work over the course of 1 month. I have followed online tutorials in addition to ...
BigMistake's user avatar
1 vote
1 answer
92 views

I can log into my AWS/EC2 instance but my developer can't

I created a new EC2 instance, generated a key with PuTTYgen and was able to successfully log in on my machine using Pageant and PuTTY as well as WinSCP. My security group is open to all IPs, but my ...
George Young's user avatar
1 vote
1 answer
414 views

AWS EC2 EBS: btrfs partition and FS automatically resized by just increasing the EBS volume size?

I had to expand the size of an EC2 EBS root volume that uses btrfs (Fedora 38 Server), so I did the following: Stopped the EC2 instance Expanded the EBS volume via the EC2 console Started the EC2 ...
3VYZkz7t's user avatar
  • 111
1 vote
0 answers
188 views

AWS EC2 auto-scaling Windows server: how to set the hostname ("computername")?

I have an elaborate framework for autoscaling UNIX servers to configure their hostname with a script on launch (startup) using an NFS (EFS) where they look up what their hostname should be, then set ...
Gunther Schadow's user avatar
1 vote
0 answers
104 views

AWS Ec2 instance (ubuntu) instance not showing elastic ip address

I have allocated an elastic IP address to an AWS Ec2 (ubuntu) instance. But when i am running the 'ip address show' command, it only displayes the public IPV4 address, not showing the Associated ...
Alakananda S's user avatar
1 vote
0 answers
207 views

AWS EC2 - Difference between adding interface via Bota3 vs adding via web interface

Apologies for dupes, I assume this is not novel, but I can't get the phrasing right to get an answer. I have a lambda python script provided by AWS from this example (python script reproduced below to ...
stupac8908's user avatar
1 vote
0 answers
122 views

AWS EC2 NGINX SSL Issue after activating the SSL

We have this weird issue on our AWS EC2 instance, when we activate the "AWS SSL Certificate" on that specific EC2 instance it will not work and instead, it will just show the default "...
Uno's user avatar
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1 vote
0 answers
116 views

How to spin up AWS computing resource on demand within 10 seconds delay apart from using Lambda?

Upon user request, my application has to run a CPU heavy application that requires 6 CPU processes. To reduce latency and speed up development, I choose a monolith approach. Therefore, I simply put ...
Raymond Pang's user avatar
1 vote
0 answers
376 views

Setting up deployment for .net 6 to AWS EC2

(Lowly dev trying to play at devops) I've successfully created an EC2 instance on an Amazon Linux platform. I have a .net 6 API running locally, with the code base sitting in a private GitHub repo. I ...
Randy Hall's user avatar
1 vote
0 answers
701 views

How can i route pods in a EKS cluster to a specific NAT Gateway within the same subnet

Am running an EKS cluster deployed on a node (in public subnet) with two namespaces, one pod running in each of the namespaces. I have created two NAT gateways on the same subnet. I would like to ...
Karthik Balasubramanian's user avatar
1 vote
0 answers
530 views

AWS-CLI EC2 AMI :: Get details about owner via OwnerId

Given the OwnerId field returned from an AWS ami query such as: $ aws ec2 describe-images --image-ids ami-015f906ef3e2123c0 --region ap-southeast-2 --query Images[].OwnerId [ "602401143452&...
spinkus's user avatar
  • 207
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0 answers
38 views

Install SSL Certificate for Docker Container on EC2

We are running an NGINX Server on a Docker Container which is hosted on an EC2 instance. Our Domain is registered with Amazon Route 53 but it seems like, there is missing an SSL Certificate on Docker ...
Flo Sojer's user avatar
0 votes
0 answers
28 views

How do i nessus scan to the EC2 server which is behind load balancer

I have a EC2 server which is running behind a load balancer. Load balancer URL has been mapped as A record in route53. Audit team is asking for the public ip address. How do i give them? ALB URL even ...
Ravi Teja RVN's user avatar
0 votes
0 answers
87 views

Got read permissions but not write permissions in aws SFTP in EC2

I'm a bit new to aws and especially SFTP but I'm trying to set up an EC2 instance with SFTP so I can access it with FileZilla and I've set it up and can copy files from it into my own directories but ...
Fitchings's user avatar
0 votes
0 answers
61 views

Why is EC2 instance store volume not mounted?

I created an AWS EC2 instance of type g5.2xlage with Deep Learning Base GPU AMI (Ubuntu 20.04). This instance type has an instance store volume. After first start, the ephemeral instance store was ...
dur's user avatar
  • 101
0 votes
1 answer
29 views

Debugging Lambda Connectivity to EC2

I have a simple Lambda deployed into my VPC that is making a call to an EC2 host in the same VPC (and subnet). They both share an SG and I've used the Reachability Analyzer (from the Lambda ENI to ...
Gandalf's user avatar
  • 63
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0 answers
50 views

AWS EC2 Ubuntu instance launches WildFly (Java / Jakarta EE server) but seems inaccessible via browser

I am trying to setup AWS for a JBoss WildFly 31.0.0.Final to get a demo webapp up and running. So I found this tutorial: https://kamalmeet.com/cloud-computing/amazon-ec2-step-by-step-guide-to-setup-a-...
Kawu's user avatar
  • 101
0 votes
0 answers
120 views

Why is my worker node kubelet service not starting?. kubelet[8094]: Insecure values: TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256

Following Kelsey Hightower's KTHW on AWS EC2 instances and got to boot strapping the worker nodes and somehow kubelet seems to be fubarred. NOT USING KUBEADM or DOCKER. Getting the following error now....
twinone4478's user avatar
0 votes
0 answers
54 views

Random timeout between ec2 instances in same az

My elastic-based monitoring system will quite often report timeout on an http check where target is the AWS EC2 instance. Check is performed from another EC2 instance in same region, same AZ, same ...
Marko Todoric's user avatar
0 votes
0 answers
152 views

Django on EC2 can't connect to RDS (Same VPC, same subnets)

i set up this environment on AWS: VPC: 1 Public subnet Route table with Internet Gateway 2 Private subnets Route table with NAT I created a subnetgroup with the private subnets and attached it to ...
ale_93_be's user avatar
0 votes
0 answers
97 views

IPv6 ICMP rules for AWS Security Group

I'm in the process of configuring IPv6 ICMP rules in my AWS Security Group, specifically for an EC2 instance. I need to allow ICMP traffic for the PTMUD protocol and other related protocols. In the ...
xhci's user avatar
  • 1
0 votes
0 answers
51 views

Proxy Error - Java Web Applications / Glassfish / MySQL / Apache

I have some Java Servlet Web applications running on Glassfish, on an AWS Linux server. The applications are integrated with a MySQL database, installed on the same server. Also, access management is ...
EduOK's user avatar
  • 1
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0 answers
6 views

DR Test: How to modify AWS EBS volume to make it "impaired"?

We are designing some disaster recovery tests (ISO 27301) and one of the tests has a branch where the underlying cause is an AWS EBS 'impaired' volume. Does anyone know how we can 'impair' an AWS EBS ...
Konchog's user avatar
  • 101
0 votes
1 answer
281 views

Best method to copy image files from AWS EC2 instance to S3 bucket based on query

What is the most efficient method to copy selected image files from a EC2 instance (Ubuntu 20.04) in production to a S3 bucket while checking if the file exists in EC2? This is a one-time operation. ...
GUIJS's user avatar
  • 1
0 votes
0 answers
70 views

CPU Credits in AWS EC2

I would like to unserstand better how AWS cpu-credit usage give me some insight about cost savings. AWS costs may be extremely complicated to understand. CPU size, cpu-credits, and so on. I try to get ...
Flavio Lenz Cesar's user avatar
0 votes
1 answer
137 views

Validation fails for kops cluster : "kops-controller" is pending

I'm trying to create a Kubernetes cluster on AWS using kops tool. After the cluster is created I run a command to validate it and it's not valid. $ kops validate cluster Using cluster from kubectl ...
Siarhei Vouchak's user avatar
0 votes
1 answer
333 views

Get AWS role name from EC2 instance list using CLI

AWS CLI requests "ec2 describe-instances" and "ec2 describe-iam-instance-profile-associations" include instance profile in the "IamInstanceProfile" property. This ...
Richlv's user avatar
  • 2,364
0 votes
0 answers
15 views

AWS Elastic Compute Cloud EC2 pricing issue

Description Usage Quantity Amount in USD Amazon Elastic Compute Cloud T4GCPUCredits USD 10.90 ↳ $0.04 per vCPU-Hour of T4G CPU Credits 272.513 vCPU-Hours USD 10.90 Can anyone tell me what is this ...
Faizan Anwer Ali's user avatar
0 votes
0 answers
269 views

How is "Global-DataTransfer-Regional-Byte" transfer calculated?

I started a EC2 t2.micro instance in Canada(Central) region. I've installed WireGuard and Pi-hole in it. Upon VPN Connection, I did some network test using iperf3 between my computer and the instance....
user1843654's user avatar
0 votes
1 answer
548 views

Re-route all incoming traffic to my home computer over the wireguard interface

I have setup a server in AWS with WireGuard server installed on it. I configured the server and the client and the vpn connection is up and running. I am able to ping from my local computer to the ...
Tim B.'s user avatar
  • 117
0 votes
0 answers
93 views

Change timeout period of Elastic beanstalk worker daemon on deploy

I have an Elastic Beanstalk worker ENV but on update or a task that requires it to stop processing it stops after 30s. I know the Daemon receives a SIGTERM on when to stop, but the time out is only ...
Maker of worlds's user avatar
0 votes
0 answers
134 views

Unable to access web server via Cloudflare after configuring EC2 security groups

I have an EC2 instance running a web server (NGINX), and I'm trying to set up authentication via Cloudflare. Here's what I've done: Added a security group to the EC2 instances with an inbound rule ...
MattSt's user avatar
  • 101
0 votes
2 answers
65 views

Spot instance windows auto login in User Data using Boto3

I want to launch a Windows spot instance on AWS with a specific AMI and launch the instance and run PowerShell command. The problem i am facing issue is that, when the instance is launched, it shows &...
dextoruz's user avatar
0 votes
1 answer
350 views

Using Ubuntu 22.04 in EC2 via CloudFormation, why does cfn-hup never trigger?

Amazon's documentation includes extensive examples of using cfn-hup to automate updates of instances provisioned via CloudFormation. For one of many examples, see https://docs.aws.amazon.com/...
Nye's user avatar
  • 249
0 votes
0 answers
103 views

How do I track page cache miss in an amazon cloud instance?

Hi I have been using AWS instance to do perf experiment. Now I am interested to know the linux OS page cache miss rate for a given time window. Online resources told me to try "cachestat" ...
Dachuan Huang's user avatar
0 votes
0 answers
161 views

Is this AWS EC2 hardware (cpu, memory) too old?

Is this EC2 hardware too old? Is there a way to select newer hardware(e.g., faster CUP, Memory DDR5) when launching a new EC2 instance? *-cpu description: CPU product: Intel(R) ...
eastwater's user avatar
  • 109
0 votes
0 answers
252 views

EC2 port 80 refused to connect on public IP but can connect using private IP

Question simplified I can do curl {publicip}:4321 but not curl {publicip}:80 or curl {publicip}. But from the server's ssh, i can run curl {privateip}:80 and curl localhost:80 without any issues. And ...
Nandu Kkd's user avatar
0 votes
0 answers
76 views

Can access jenkins (ip:port 22) but not ssh

Before adding a rule, ssh was working fine. For Jenkins, I added the custom tcp security group rule (8080) so i could access it. Then jenkins was working fine. Now, ssh does not. Security Group rules ...
chris aimsworth's user avatar
0 votes
0 answers
37 views

AWS WAF create custom rules

Attackers are repeatedly using the same off-the-shelf exploit to attack my server. It doesn't work because my server is patched and I have some server side modules to prevent the exploit. However I ...
Huw Evans's user avatar
  • 101
0 votes
0 answers
89 views

AWS AppStream is unable to push session script logs to s3

I have configured session scripts to log stdout and stderr to s3 bucket as described in https://docs.aws.amazon.com/appstream2/latest/developerguide/use-session-scripts.html#enable-S3-bucket-storage-...
MPP's user avatar
  • 1
0 votes
0 answers
320 views

Why does EC2 allow QEMU/KVM 32 bit VMs to run, but not 64 bit?

The setup is EC2 with 8 cores and 32GBs of memory running Ubuntu 22.04 Desktop. Virtual Machine Manager has been installed. I downloaded 32 bit and 64 bit Windows 10. I'm able to create a VM using 32 ...
Bob Smith's user avatar
0 votes
1 answer
276 views

Can't access my ec2 public ip outside rdp

I'm using IIS to host my app and I use port 80, on my RDP if I enter the IP address it redirect me to my app but if I use the IP address outside RDP is not working. I checked with XAMPP and is working ...
Mega's user avatar
  • 101
0 votes
1 answer
1k views

How to connect to AWS EC2 serial console without access keys

My goal is to connect to the serial console of an EC2 instance, using SSH, e.g. from a laptop, using the best modern security practices in setting it up. The AWS documentation (https://docs.aws.amazon....
David's user avatar
  • 1
0 votes
0 answers
400 views

EC2 instance Status Check failed and server stopped working

I am using an AWS EC2 instance (t3.xlarge) running on Ubuntu server 18.04.6 LTS, which was working fine. But suddenly I encountered an error where the instance status check failed "Instance ...
Surya H's user avatar
  • 21
0 votes
1 answer
119 views

How to Include Elastic IP on EC2 on my VPN

I am able to ping and access SSH on my EC2 using Private IPs. However I want to access the SSH using the Public IP ( elastic IP ). Is that possible? note: my VPN step up and EC2 is under 1 VPC I have ...
Choolo's user avatar
  • 1