Why it matters: A RAM drive is traditionally conceived as a block of volatile memory "formatted" to be used as a secondary storage disk drive. RAM disks are extremely fast compared to HDDs or even ...

If you're having PC memory issues, you might assume clearing your RAM's cache might sound like it'll make your PC run faster. But be careful, because it can actually slow it down and is unlikely to ...

So far, so futile. Both these approaches are doomed by their respective medium being orders of magnitude slower to access and ...

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 ...

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 ...

Google's new TurboQuant algorithm could slash AI working memory by 6x, but don't expect it to fix the broader RAM shortage ...

Those memory numbers don't mean what you think.

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 ...

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 ...

Cached memory is just what it says: RAM that's being used to cache information from the filesystem. The cache is managed so that if the RAM is needed for something else, it is used, automatically.