[$] The [vx]swap showdown
The kernel's swap layer has undergone some significant changes over the course of the last year and a number of longstanding problems have been addressed. One problem that has not yet been solved in the mainline is the direct tie between slots in the swap cache and space in persistent swap files, which can cause highly inefficient resource use. There are two competing solutions for this problem,…
We haven't written up this one. LWN has the full story — the link below goes straight to it.
