Performance

My daughter got a new set of picture books. Each book came with an audio story and a short song. You had to use a code printed inside the book to unlock them. I have made something similar for her Kids Player three times before. This was the fourth time. It was also the fastest so far. And it had one new, unexpected twist. What I Needed: A New Bookshelf, The Same Old Problems The rest of my daughter’s Kids Player already works the way I want it to: You tap a cover to hear a story. There is no autoplay. There are no algorithms. Nothing plays that she did not choose. This new set of picture books deserved the same treatment. But on the vendor’s own web page, everything was set to video by default. Some of it was okay. It was not what I wanted for everything. ...

My three-year-old daughter would press play in Kids Player and wait ten seconds for the sound to start. That wait is why I upgraded my NAS from 2 GB to 10 GB of RAM. So: did it work? The honest answer is two answers. On paper, the upgrade was a triumph. In daily life, it made things about one second better. Both are true, and the gap between them is the most useful thing I learned. ...

For months, my home server ran nine apps on 2 GB of RAM. I kept expecting something to break. It didn’t. Load average sat around 0.2. Apps loaded. Nobody complained. I started to think 2 GB was just enough, and left it at that. Then one afternoon my three-year-old pressed the play button on Kids Player. Nothing happened. She pressed it again. Still nothing. About twelve seconds later, the audio started. ...