Jaan Paljasma | Tech Blog

Shopify , a widely used and beloved eCommerce platform, started experiencing issues today around 2:09pm. They are currently investigating problems with a data store, causing all shops to be unavailable. According to a customer rep, everything should be back to normal in 10 minutes. Update - The service came back in less than hour around 3:07pm. None of the Shopify twitter accounts reported this incident. Visit status.shopify.com for status updates.

The issues with connectivities to certain computers and servers does not affect only everyday users but also major businesses, especially those primarily relying their business on the cloud servers, cloud storage, and SaaS/PaaS solutions. With the introduction of cloud computing, total number of IP addresses has grown every month ever since. From Wiki: 512K Day  is the unofficial title of an event that occurred on August 12, 2014. Multiple  Internet routers , manufactured by  Cisco  and other vendors, encountered a default software limit of "512K" (actually 2^19 )  IPv4   BGP  routing table entries, causing assorted outages at various  data centers . Various IT professionals reported the issue on  Internet forums , sometimes as just " 512K ", and under a  Twitter  hashtag of  #512k . Quote from Reddit: BGP is the backbone of the internet and the internets just got fat enough for the backbone to start cracking. Here's the explanation in detail from BGPM

Amazon ElastiCache can be configured in Multi-AZ setup (or as they call it "Flexible Node Placement"). Your Memcached Cache Clusters can now span multiple Availability Zones within a Region, improving reliability and availability of the Cluster. And, if you are still using old cache.m1 instances, see this article about new M3 and R3 instances  and upgrade for better and more reliable hardware. You can now choose the Availability Zone for new nodes when you create a new Cache Cluster or add more nodes to an existing Cluster. You can specify the new desired number of nodes in each Availability Zone or you can simply choose the Spread Nodes Across Zones option. The feature is available exclusively to memcached cluster only.

I received today email notification from Zend Developer Cloud stating that the PHP Developer Cloud (phpcloud.com) will be closed on 09/07/14 for good. Quite surprise (and not so much) from a company as great as Zend. Just FYI - I tried their service only once and after 48 hours of waiting for my virtual instance to become available, I gave up. For your reference, here's the copy of whole email sent today:   Hi Jaan, You are receiving this email because you have created PHP containers on the  phpcloud.com  - Zend Developer Cloud.   When we launched Zend Developer Cloud in 2011, there were few options for PHP developers to experience Cloud development. We set out to deliver a development-only Cloud environment that could provide you a simple and frictionless way to experience development in the Cloud. In parallel, we began working with the leading cloud providers to define Zend Server-based environments that could run your projects at scale once they were ready for pr