> That's completely normal. The kernel will always try to use
> as much memory
> as it can spare for I/O buffering. If buffer memory gets
> heavily fragmented,
> it'll use a bit of swap space while it defragments. The
> performance impact
> is negligible and it'll happen no matter how much RAM you
> have. After the
> memory frees up, the swap space will remain in use because
> fetching from
> swap is done lazily (i.e. on-demand).
Even if system has a plenty of RAM available?