What's a suitable durable storage replacement for Azure Blob Storage (and Amazon S3) for on-premise installations that are disconnected from the public internet? The development environment is C# -...

I'm writing some software to deal with pretty critical data, and need to know what exactly I need to do to achieve durability. Everywhere I look is contradictory information, so I'd appreciate any...

I need an implementation of an Atomic Counter on cloud to produce a serial integer from concurrent connections. The business behind is a tracking server. Requirements by priority: (MUST) Dur...

I use REDIS to store data (string) . ex: key "s1" store value "hello world". key "s2" store value "bye bye". I want s1 auto expire (free memory) after 5 minutes but s2 never expire. I use C#, .net...

As the data in the Commitlog is flushed to the disk periodically after every 10 seconds by default (controlled by commitlog_sync_period_in_ms), so if all replicas crash within 10 seconds, will I lo...

Amazon S3 offers two plans: Storage (Designed for 99.999999999% Durability) and Reduced Redundancy Storage (Designed for 99.99% Durability) Designed to provide 99.999999999% dur...

Here is my view, and I am not sure if it is right or wrong: The journaling log is the "redo" log. It records the modification of the data files. For example, I want to change the field value of ...

I have read that mongoDB don't write data to disk right away, it does this periodically. Any thoughts on how to deal with this?