Operations | Monitoring | ITSM | DevOps | Cloud

You’ve created the perfect design for your indices and they are happily churning along. However, in the future, you may need to reconsider your initial design. Maybe you want to improve performance, change sharding settings, adjust for growth. Whatever the reason, Elasticsearch is flexible and allows you to change index settings to improve your Elasticsearch Performance Tuning. Let’s see how to do that!

AWS Lambda enables you to run serverless functions in the AWS cloud, by manually triggering functions or by creating trigger events. To ensure your Lambda functions are running smoothly, you can monitor metrics that measure performance, invocations, and concurrencies. However, even if you continuously monitor, once in a while you are going to run into what’s termed a Lamba cold start. There are various ways to prevent AWS Lambda cold starts.

As companies move towards a flexible, remote work environment, the demand for VPN services has increased considerably. This need to ramp up VPN infrastructures in such a short time comes with its fair share of operational problems and security concerns. Over purchasing VPN capacity would put a dent in the IT budget while under purchasing would result in loss of productivity.

Five worthy reads is a regular column on five noteworthy items we’ve discovered while researching trending and timeless topics. Most healthcare facilities already use the Internet of Things (I0T) to make their environment a more efficient and safer place, and this week, we show you how IoT is revolutionizing the healthcare industry. As the world’s population grows, so does the need for quality medical assistance and healthcare.