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Migrate EFS to another VPC

Migrating a EFS from one VPC to another is quite simple. There’s no need to delete it. Just click on “manage file systems access” and remove all mount targets and Save. Once the targets are removed, you can choose another VPC from the dropdown. Once a VPC is selected. Add the subnets and security groups. Save and you are done!

AWS CLI EC2 Instance Status

How to display AWS EC2 instance statuses.

aws ec2 describe-instance-status \
--query 'InstanceStatuses[].[InstanceId,SystemStatus.Status]' \
--include-all-instances \
--region us-east-2
--profile abcdef \

Query and Filter.

aws ec2 describe-instance-status \
--query 'InstanceStatuses[].[InstanceId,SystemStatus.Status]' \
--filter 'Name=instance-state-name,Values=stopped' \
--region us-east-2
--profile abcdef \

Filter event.code equal to instance-reboot.

aws ec2 describe-instance-status \
--query 'InstanceStatuses[].[InstanceId,SystemStatus.Status]' \
--filter 'Name=eventcode,Values=instance-reboot' \
--region us-east-2
--profile abcdef \

HTTPS in CodeIgniter

If you switched to HTTPS in Apache, make sure to update CodeIgniter’s config file.

vim /var/www/applications/config/config.php

Change the base URL to https.

$config['base_url']	= 'https://yourdomain.com/ci/';

Uptime in Windows

Here’s how to find uptime in Windows servers.

Go to “Start” -> “Run”. Write “CMD” and press “Enter” key.

net statistics server
# or
net stats srv