System-on-a-Chip (SoC) designers have a problem, a big problem in fact, Random Access Memory (RAM) is slow, too slow, it just can’t keep up. So they came up with a workaround and it is called cache ...

I have a database VM running on RHEL 6. It's configured for a large amount of RAM: 160 GB. However, 99% of the time, well over 120 GB is listed under "cached" (as viewed with "free -g"). I was always ...

When talking about CPU specifications, in addition to clock speed and number of cores/threads, ' CPU cache memory ' is sometimes mentioned. Developer Gabriel G. Cunha explains what this CPU cache ...

The year so far has been filled with news of Spectre and Meltdown. These exploits take advantage of features like speculative execution, and memory access timing. What they have in common is the fact ...

One of the greatest challenges facing the designers of many-core processors is resource contention. The chart below visually lays out the problem of resource contention, but for most of us the idea is ...

Do you really need more RAM?

Web browsers like Firefox store a number of commonly downloaded files on the computer in what's called a cache. Storing these files saves the browser from having to load them from the Web every time, ...

We've talked about moving your cache files to a RAM disk to speed things up, but it turns out Firefox has this feature built in. Here's how to turn it on. Move Your Caches to a RAM Disk to Reduce Wear ...

The dynamic interplay between processor speed and memory access times has rendered cache performance a critical determinant of computing efficiency. As modern systems increasingly rely on hierarchical ...

January 11, 2011 Add as a preferred source on Google Add as a preferred source on Google We've previously shown you how to move your Firefox cache to system memory, but a dedicated RAM disk might be a ...