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Difference between Objects count and Metrics – Total number of objects in AWS S3
  • AWS

Difference between Objects count and Metrics – Total number of objects in AWS S3

  • Posted on 2023-01-04
  • by dulare

During the housekeeping on one of our clients accounts in AWS S3, I noticed that the bucket contains only two objects with the total size less than 10 MB: However,…

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Grub update issue after AWS instance change
  • AWS

Grub update issue after AWS instance change

  • Posted on 2022-12-142022-12-12
  • by dulare

Due to the recent updates we were performing in our client’s infrastructure, we had to adjust the instance size, so we also upgraded from the older instance type to the…

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Pending update countdown in Ubuntu 22.04
  • Linux

Pending update countdown in Ubuntu 22.04

  • Posted on 2022-12-072022-12-07
  • by dulare

Have you noticed such a message recently? It is letting you know that snap is unable to update a particular application – in my case – snap-store. The behavior of…

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Extend AWS EBS volume with LVM installed
  • AWS

Extend AWS EBS volume with LVM installed

  • Posted on 2022-11-162022-11-18
  • by dulare

Yes, I know that there is the documentation for this, but I found it not clear enough on the Volume Extend topic. What I wanted to do was to change…

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AWS RDS unable to modify Storage Type
  • AWS

AWS RDS unable to modify Storage Type

  • Posted on 2022-11-092022-11-10
  • by dulare

This small issue occurred during our maintenance of RDS servers recently. I noticed that one of them still uses GP2 General Purpose SSD storage, so I wanted to change it…

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Redirect to the maintenance page using .htaccess
  • Web Development

Redirect to the maintenance page using .htaccess

  • Posted on 2022-11-022022-11-10
  • by dulare

From time to time, the website needs to be in maintenance mode to perform some actions (with the database and with code). In such cases, I use a simple redirect…

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Accessing simple-auth protected websites from ESP8266
  • ESP8266

Accessing simple-auth protected websites from ESP8266

  • Posted on 2022-10-262022-11-10
  • by dulare

Not all pages are publicly available, sometimes, I have to access the password-protected page from my ESP. I will explain this in this article on the simple-auth-protected (Basic Authorization) page.…

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ColdFusion 2021 CFHTTP issue – it fails every second try (or sporadically)
  • ColdFusion

ColdFusion 2021 CFHTTP issue – it fails every second try (or sporadically)

  • Posted on 2022-07-202022-07-21
  • by dulare

After a recent upgrade of ColdFusion 2016 to ColdFusion 2021 on one of the Linux servers, we noticed strange behavior. The CFHTTP call was sometimes working fine, and sometimes it…

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ColdFusion XMLParse: The prefix “” for element “” is not bound.
  • ColdFusion

ColdFusion XMLParse: The prefix “” for element “” is not bound.

  • Posted on 2022-03-302022-04-08
  • by dulare

It is not that often to work with XML nowadays (at least – for our clients), but we have such a task from time to time. Today, I was asked…

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Unable to start AWS Linux instance after instance type change – “a start job is running for…”
  • AWS

Unable to start AWS Linux instance after instance type change – “a start job is running for…”

  • Posted on 2022-03-232022-04-04
  • by dulare

We’ve got a handful of “old” AWS EC2 instances, running small t2.micro, t2.nano, and t2.small instances. From time to time we have to change the instance type to a larger…

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Recent Posts

  • Difference between Objects count and Metrics – Total number of objects in AWS S3
  • Grub update issue after AWS instance change
  • Pending update countdown in Ubuntu 22.04
  • Extend AWS EBS volume with LVM installed
  • AWS RDS unable to modify Storage Type

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