Messages in this thread | | | Date | Wed, 26 May 2004 17:58:44 +0100 | From | John Bradford <> | Subject | RE: why swap at all? |
| |
> A lot of people feel subjectively that swap makes a system slow. There's > anecdotal evidence that swap does horrible things or "must be badly broken > because the machine gets slow" on almost every operating system that > supports swapping. In most cases, it's just a case where the real working > set has exceeded physical memory, and in that case, swap is just doing what > it's supposed to be doing.
It's true that physical RAM or swap, over and above the minimum needed for the working set is usually beneficial. However where there is physical RAM which will never be touched during normal usage, adding swap will not be beneficial.
John. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |