New answers tagged amazon-ec2
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AWS CIDR Address is not within CIDR Address from VPC
You created your VPC as 10.0.0.0/24, which means all IP addresses must be 10.0.0.x (first 3 parts are 10.0.0, with only the last part changing).
Your first subnet is also 10.0.0.0/24, which means your ...
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AWS CIDR Address is not within CIDR Address from VPC
You have used the entire VPC CIDR (10.0.0.0/24) for the first subnet .. no more space left in the VPC.
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MariaDB randomly crashes
Do I get a prize for guessing correctly?
There's lots of answers here and elsewhere on the internet on how to address this. Unfortunately a lot of them are wrong. If they mention oom_adj or ...
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What Linux distribution is the Amazon Linux AMI based on?
The easiest place to get this answer is from the horses mouth.
"AL2023 is RPM-based and includes components sourced from multiple versions of Fedora and other distributions, such as CentOS 9 ...
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Use IAM to Allow User to Edit AWS / EC2 Security Groups?
You should define the below permissions under the policy assigned to the IAM. this will restrict the user access to ONLY change the INBOUND/OTBOUND rules for a SPECIFIC security group. (Make sure to ...
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Unable to access apache2 from outside
I found a solution.
I opened up nginx on port 81 which worked ok and so I thought it must be only blocking any web ports.
After a bit of research this was due to the fact that my EC2 was reported with ...
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Unable to access apache2 from outside
Try using tspdump to track packets - whether the packet arrives at the host or not.
If the packet arrives, then obviously something on the server is blocking or discarding it.
Completely reset all ...
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AWS EC2 instance running out of memory running NodeJs application, cannot identify root cause because of log suppression
and kills the process.
The first thing you need to do is stop running out of memory. Reduce the overcommit on the host.
Add a new file in /etc/sysctl.d containing (initially):
vm.overcommit_memory = ...
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What is filling my file system on EC2
Using du -hs /* from above answer helped me detect which folder is filling up my disk.
P.S: It was Tomcat catalina.out file with 24G :)
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How to debug AWS load balancer failed health check?
Healthchecks initiate from load balancer. If your load balancer security group has no outbound rules, or existing outbound rules do not allow connecting to EC2 traffic port, your target group health ...
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How to download binaries for MS ODBC18 Driver?
The procedure for offline install is next:
From the link you provide you get the URL of repo (some walk around the web site is involved): https://packages.microsoft.com/rhel/9/prod/Packages/m/
You ...
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